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+5
-1
@@ -6,4 +6,8 @@ main1.c
|
||||
uart.c
|
||||
uart.h
|
||||
|
||||
!./hdlc
|
||||
!./hdlc
|
||||
/.idea/Display_Avr_3.iml
|
||||
/.idea/.gitignore
|
||||
/.idea/vcs.xml
|
||||
/.idea/modules.xml
|
||||
|
||||
Generated
-8
@@ -1,8 +0,0 @@
|
||||
# Default ignored files
|
||||
/shelf/
|
||||
/workspace.xml
|
||||
# Editor-based HTTP Client requests
|
||||
/httpRequests/
|
||||
# Datasource local storage ignored files
|
||||
/dataSources/
|
||||
/dataSources.local.xml
|
||||
Generated
-8
@@ -1,8 +0,0 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="ProjectModuleManager">
|
||||
<modules>
|
||||
<module fileurl="file://$PROJECT_DIR$/.idea/untitled1.iml" filepath="$PROJECT_DIR$/.idea/untitled1.iml" />
|
||||
</modules>
|
||||
</component>
|
||||
</project>
|
||||
Generated
-6
@@ -1,6 +0,0 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="VcsDirectoryMappings">
|
||||
<mapping directory="$PROJECT_DIR$" vcs="Git" />
|
||||
</component>
|
||||
</project>
|
||||
@@ -1,6 +0,0 @@
|
||||
cmake_minimum_required(VERSION 3.25)
|
||||
project(untitled1 C)
|
||||
|
||||
set(CMAKE_C_STANDARD 11)
|
||||
|
||||
add_executable(untitled1 hdlc/fcs.h hdlc/fcs.c hdlc/hdlc.h hdlc/hdlc.c hdlc/main.c hdlc/client.c)
|
||||
+113
@@ -0,0 +1,113 @@
|
||||
#include <avr/io.h>
|
||||
#include <util/delay.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <stdint.h>
|
||||
#include <compat/twi.h>
|
||||
#include <inttypes.h>
|
||||
#include <avr/pgmspace.h>
|
||||
#include <avr/interrupt.h>
|
||||
#include <stdio.h>
|
||||
#include "lcdpcf8574.h"
|
||||
#include "pcf8574.h"
|
||||
#include "i2cmaster.h"
|
||||
#include "lcd.h"
|
||||
#include <Arduino.h>
|
||||
|
||||
struct DisplayData {
|
||||
char topLine[64];
|
||||
int value1;
|
||||
int value2;
|
||||
int value3;
|
||||
};
|
||||
|
||||
struct TextCounter {
|
||||
unsigned long startTime;
|
||||
int incrementValue;
|
||||
};
|
||||
|
||||
TextCounter textCounter;
|
||||
|
||||
void Lcd_inciliation() {
|
||||
lcd_init(LCD_DISP_ON_BLINK); // инициализация дисплея
|
||||
lcd_home(); // домой курсор
|
||||
lcd_led(0); // вкл подсветки
|
||||
textCounter.startTime = millis(); // Запоминаем время запуска программы
|
||||
}
|
||||
|
||||
void fillBuffer1(const char * source, char * buffer, size_t bufferSize, int incrementValue) {
|
||||
int startIndex = incrementValue % strlen(source); // Определяем начальный индекс на основе incrementValue
|
||||
int endIndex = startIndex + 16;
|
||||
|
||||
if (endIndex > strlen(source)) {
|
||||
// Если endIndex превышает длину строки source, переносим его на начало строки
|
||||
endIndex = endIndex - strlen(source);
|
||||
|
||||
// Копируем символы с конца строки source
|
||||
strncpy(buffer, source + startIndex, strlen(source) - startIndex);
|
||||
|
||||
// Копируем оставшиеся символы с начала строки source
|
||||
strncat(buffer, source, endIndex);
|
||||
} else {
|
||||
strncpy(buffer, source + startIndex, endIndex - startIndex);
|
||||
}
|
||||
buffer[endIndex - startIndex] = '\0'; // Установка нулевого символа в конце буфера
|
||||
}
|
||||
|
||||
void fillBuffer2(int value1, int value2, int value3, char * buffer, size_t bufferSize) {
|
||||
snprintf(buffer, bufferSize, "%d.%d.%d", value1, value2, value3);
|
||||
}
|
||||
|
||||
int convertR(char h, char t, char o)
|
||||
{
|
||||
return ((h - '0') * 100 + (t - '0') * 10 + (o - '0') * 1);
|
||||
|
||||
}
|
||||
|
||||
|
||||
void first_nine(struct DisplayData arr) {
|
||||
size_t len = strlen(arr.topLine);
|
||||
memmove(arr, arr.topLine + 9, len - 8 );
|
||||
}
|
||||
|
||||
void printLcd(const char * inputText)
|
||||
{
|
||||
unsigned long currentTime = millis(); // Текущее время
|
||||
// Проверяем, прошло ли 500 мс с момента последнего увеличения incrementValue
|
||||
if (currentTime - textCounter.startTime >= 500) {
|
||||
textCounter.incrementValue++; // Увеличиваем incrementValue на 1
|
||||
textCounter.startTime = currentTime; // Обновляем время
|
||||
}
|
||||
|
||||
struct DisplayData displayData;
|
||||
strncpy(displayData.topLine, inputText, sizeof(displayData.topLine) - 1);
|
||||
displayData.topLine[sizeof(displayData.topLine) - 1] = '\0';
|
||||
displayData.value1 = convertR(displayData.topLine[0], displayData.topLine[1], displayData.topLine[2]);
|
||||
displayData.value2 = convertR(displayData.topLine[3], displayData.topLine[4], displayData.topLine[5]);
|
||||
displayData.value3 = convertR(displayData.topLine[6], displayData.topLine[7], displayData.topLine[8]);
|
||||
|
||||
first_nine(displayData);
|
||||
|
||||
// Буферы для заполнения данных
|
||||
char buffer1[17];
|
||||
char buffer2[17];
|
||||
|
||||
// Заполнение буфера 1
|
||||
fillBuffer1(displayData.topLine, buffer1, sizeof(buffer1), textCounter.incrementValue);
|
||||
|
||||
// Заполнение буфера 2
|
||||
fillBuffer2(displayData.value1, displayData.value2, displayData.value3, buffer2, sizeof(buffer2));
|
||||
|
||||
// Создание массива для вывода на дисплей
|
||||
char displayArray[32];
|
||||
strncpy(displayArray, buffer1, 16); // Копирование первых 16 символов из buffer1 в displayArray
|
||||
strncpy(displayArray + 16, buffer2, 16); // Копирование первых 16 символов из buffer2 в displayArray, начиная с позиции 16
|
||||
|
||||
// Вывод данных на экран
|
||||
lcd_gotoxy(0, 0);
|
||||
lcd_puts(displayArray);
|
||||
|
||||
lcd_gotoxy(0, 1);
|
||||
lcd_puts(displayArray + 16); // Вывод второй половины displayArray
|
||||
}
|
||||
|
||||
@@ -0,0 +1,315 @@
|
||||
// Based on the work by DFRobot
|
||||
|
||||
#include "LiquidCrystal_I2C.h"
|
||||
#include <inttypes.h>
|
||||
#if defined(ARDUINO) && ARDUINO >= 100
|
||||
|
||||
#include "Arduino.h"
|
||||
|
||||
#define printIIC(args) Wire.write(args)
|
||||
inline size_t LiquidCrystal_I2C::write(uint8_t value) {
|
||||
send(value, Rs);
|
||||
return 1;
|
||||
}
|
||||
|
||||
#else
|
||||
#include "WProgram.h"
|
||||
|
||||
#define printIIC(args) Wire.send(args)
|
||||
inline void LiquidCrystal_I2C::write(uint8_t value) {
|
||||
send(value, Rs);
|
||||
}
|
||||
|
||||
#endif
|
||||
#include "Wire.h"
|
||||
|
||||
|
||||
|
||||
// When the display powers up, it is configured as follows:
|
||||
//
|
||||
// 1. Display clear
|
||||
// 2. Function set:
|
||||
// DL = 1; 8-bit interface data
|
||||
// N = 0; 1-line display
|
||||
// F = 0; 5x8 dot character font
|
||||
// 3. Display on/off control:
|
||||
// D = 0; Display off
|
||||
// C = 0; Cursor off
|
||||
// B = 0; Blinking off
|
||||
// 4. Entry mode set:
|
||||
// I/D = 1; Increment by 1
|
||||
// S = 0; No shift
|
||||
//
|
||||
// Note, however, that resetting the Arduino doesn't reset the LCD, so we
|
||||
// can't assume that its in that state when a sketch starts (and the
|
||||
// LiquidCrystal constructor is called).
|
||||
|
||||
LiquidCrystal_I2C::LiquidCrystal_I2C(uint8_t lcd_Addr,uint8_t lcd_cols,uint8_t lcd_rows)
|
||||
{
|
||||
_Addr = lcd_Addr;
|
||||
_cols = lcd_cols;
|
||||
_rows = lcd_rows;
|
||||
_backlightval = LCD_NOBACKLIGHT;
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::init(){
|
||||
init_priv();
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::init_priv()
|
||||
{
|
||||
Wire.begin();
|
||||
_displayfunction = LCD_4BITMODE | LCD_1LINE | LCD_5x8DOTS;
|
||||
begin(_cols, _rows);
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::begin(uint8_t cols, uint8_t lines, uint8_t dotsize) {
|
||||
if (lines > 1) {
|
||||
_displayfunction |= LCD_2LINE;
|
||||
}
|
||||
_numlines = lines;
|
||||
|
||||
// for some 1 line displays you can select a 10 pixel high font
|
||||
if ((dotsize != 0) && (lines == 1)) {
|
||||
_displayfunction |= LCD_5x10DOTS;
|
||||
}
|
||||
|
||||
// SEE PAGE 45/46 FOR INITIALIZATION SPECIFICATION!
|
||||
// according to datasheet, we need at least 40ms after power rises above 2.7V
|
||||
// before sending commands. Arduino can turn on way befer 4.5V so we'll wait 50
|
||||
delay(50);
|
||||
|
||||
// Now we pull both RS and R/W low to begin commands
|
||||
expanderWrite(_backlightval); // reset expanderand turn backlight off (Bit 8 =1)
|
||||
delay(1000);
|
||||
|
||||
//put the LCD into 4 bit mode
|
||||
// this is according to the hitachi HD44780 datasheet
|
||||
// figure 24, pg 46
|
||||
|
||||
// we start in 8bit mode, try to set 4 bit mode
|
||||
write4bits(0x03 << 4);
|
||||
delayMicroseconds(4500); // wait min 4.1ms
|
||||
|
||||
// second try
|
||||
write4bits(0x03 << 4);
|
||||
delayMicroseconds(4500); // wait min 4.1ms
|
||||
|
||||
// third go!
|
||||
write4bits(0x03 << 4);
|
||||
delayMicroseconds(150);
|
||||
|
||||
// finally, set to 4-bit interface
|
||||
write4bits(0x02 << 4);
|
||||
|
||||
|
||||
// set # lines, font size, etc.
|
||||
command(LCD_FUNCTIONSET | _displayfunction);
|
||||
|
||||
// turn the display on with no cursor or blinking default
|
||||
_displaycontrol = LCD_DISPLAYON | LCD_CURSOROFF | LCD_BLINKOFF;
|
||||
display();
|
||||
|
||||
// clear it off
|
||||
clear();
|
||||
|
||||
// Initialize to default text direction (for roman languages)
|
||||
_displaymode = LCD_ENTRYLEFT | LCD_ENTRYSHIFTDECREMENT;
|
||||
|
||||
// set the entry mode
|
||||
command(LCD_ENTRYMODESET | _displaymode);
|
||||
|
||||
home();
|
||||
|
||||
}
|
||||
|
||||
/********** high level commands, for the user! */
|
||||
void LiquidCrystal_I2C::clear(){
|
||||
command(LCD_CLEARDISPLAY);// clear display, set cursor position to zero
|
||||
delayMicroseconds(2000); // this command takes a long time!
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::home(){
|
||||
command(LCD_RETURNHOME); // set cursor position to zero
|
||||
delayMicroseconds(2000); // this command takes a long time!
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::setCursor(uint8_t col, uint8_t row){
|
||||
int row_offsets[] = { 0x00, 0x40, 0x14, 0x54 };
|
||||
if ( row > _numlines ) {
|
||||
row = _numlines-1; // we count rows starting w/0
|
||||
}
|
||||
command(LCD_SETDDRAMADDR | (col + row_offsets[row]));
|
||||
}
|
||||
|
||||
// Turn the display on/off (quickly)
|
||||
void LiquidCrystal_I2C::noDisplay() {
|
||||
_displaycontrol &= ~LCD_DISPLAYON;
|
||||
command(LCD_DISPLAYCONTROL | _displaycontrol);
|
||||
}
|
||||
void LiquidCrystal_I2C::display() {
|
||||
_displaycontrol |= LCD_DISPLAYON;
|
||||
command(LCD_DISPLAYCONTROL | _displaycontrol);
|
||||
}
|
||||
|
||||
// Turns the underline cursor on/off
|
||||
void LiquidCrystal_I2C::noCursor() {
|
||||
_displaycontrol &= ~LCD_CURSORON;
|
||||
command(LCD_DISPLAYCONTROL | _displaycontrol);
|
||||
}
|
||||
void LiquidCrystal_I2C::cursor() {
|
||||
_displaycontrol |= LCD_CURSORON;
|
||||
command(LCD_DISPLAYCONTROL | _displaycontrol);
|
||||
}
|
||||
|
||||
// Turn on and off the blinking cursor
|
||||
void LiquidCrystal_I2C::noBlink() {
|
||||
_displaycontrol &= ~LCD_BLINKON;
|
||||
command(LCD_DISPLAYCONTROL | _displaycontrol);
|
||||
}
|
||||
void LiquidCrystal_I2C::blink() {
|
||||
_displaycontrol |= LCD_BLINKON;
|
||||
command(LCD_DISPLAYCONTROL | _displaycontrol);
|
||||
}
|
||||
|
||||
// These commands scroll the display without changing the RAM
|
||||
void LiquidCrystal_I2C::scrollDisplayLeft(void) {
|
||||
command(LCD_CURSORSHIFT | LCD_DISPLAYMOVE | LCD_MOVELEFT);
|
||||
}
|
||||
void LiquidCrystal_I2C::scrollDisplayRight(void) {
|
||||
command(LCD_CURSORSHIFT | LCD_DISPLAYMOVE | LCD_MOVERIGHT);
|
||||
}
|
||||
|
||||
// This is for text that flows Left to Right
|
||||
void LiquidCrystal_I2C::leftToRight(void) {
|
||||
_displaymode |= LCD_ENTRYLEFT;
|
||||
command(LCD_ENTRYMODESET | _displaymode);
|
||||
}
|
||||
|
||||
// This is for text that flows Right to Left
|
||||
void LiquidCrystal_I2C::rightToLeft(void) {
|
||||
_displaymode &= ~LCD_ENTRYLEFT;
|
||||
command(LCD_ENTRYMODESET | _displaymode);
|
||||
}
|
||||
|
||||
// This will 'right justify' text from the cursor
|
||||
void LiquidCrystal_I2C::autoscroll(void) {
|
||||
_displaymode |= LCD_ENTRYSHIFTINCREMENT;
|
||||
command(LCD_ENTRYMODESET | _displaymode);
|
||||
}
|
||||
|
||||
// This will 'left justify' text from the cursor
|
||||
void LiquidCrystal_I2C::noAutoscroll(void) {
|
||||
_displaymode &= ~LCD_ENTRYSHIFTINCREMENT;
|
||||
command(LCD_ENTRYMODESET | _displaymode);
|
||||
}
|
||||
|
||||
// Allows us to fill the first 8 CGRAM locations
|
||||
// with custom characters
|
||||
void LiquidCrystal_I2C::createChar(uint8_t location, uint8_t charmap[]) {
|
||||
location &= 0x7; // we only have 8 locations 0-7
|
||||
command(LCD_SETCGRAMADDR | (location << 3));
|
||||
for (int i=0; i<8; i++) {
|
||||
write(charmap[i]);
|
||||
}
|
||||
}
|
||||
|
||||
// Turn the (optional) backlight off/on
|
||||
void LiquidCrystal_I2C::noBacklight(void) {
|
||||
_backlightval=LCD_NOBACKLIGHT;
|
||||
expanderWrite(0);
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::backlight(void) {
|
||||
_backlightval=LCD_BACKLIGHT;
|
||||
expanderWrite(0);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/*********** mid level commands, for sending data/cmds */
|
||||
|
||||
inline void LiquidCrystal_I2C::command(uint8_t value) {
|
||||
send(value, 0);
|
||||
}
|
||||
|
||||
|
||||
/************ low level data pushing commands **********/
|
||||
|
||||
// write either command or data
|
||||
void LiquidCrystal_I2C::send(uint8_t value, uint8_t mode) {
|
||||
uint8_t highnib=value&0xf0;
|
||||
uint8_t lownib=(value<<4)&0xf0;
|
||||
write4bits((highnib)|mode);
|
||||
write4bits((lownib)|mode);
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::write4bits(uint8_t value) {
|
||||
expanderWrite(value);
|
||||
pulseEnable(value);
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::expanderWrite(uint8_t _data){
|
||||
Wire.beginTransmission(_Addr);
|
||||
printIIC((int)(_data) | _backlightval);
|
||||
Wire.endTransmission();
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::pulseEnable(uint8_t _data){
|
||||
expanderWrite(_data | En); // En high
|
||||
delayMicroseconds(1); // enable pulse must be >450ns
|
||||
|
||||
expanderWrite(_data & ~En); // En low
|
||||
delayMicroseconds(50); // commands need > 37us to settle
|
||||
}
|
||||
|
||||
|
||||
// Alias functions
|
||||
|
||||
void LiquidCrystal_I2C::cursor_on(){
|
||||
cursor();
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::cursor_off(){
|
||||
noCursor();
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::blink_on(){
|
||||
blink();
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::blink_off(){
|
||||
noBlink();
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::load_custom_character(uint8_t char_num, uint8_t *rows){
|
||||
createChar(char_num, rows);
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::setBacklight(uint8_t new_val){
|
||||
if(new_val){
|
||||
backlight(); // turn backlight on
|
||||
}else{
|
||||
noBacklight(); // turn backlight off
|
||||
}
|
||||
}
|
||||
|
||||
void LiquidCrystal_I2C::printstr(const char c[]){
|
||||
//This function is not identical to the function used for "real" I2C displays
|
||||
//it's here so the user sketch doesn't have to be changed
|
||||
print(c);
|
||||
}
|
||||
|
||||
|
||||
// unsupported API functions
|
||||
void LiquidCrystal_I2C::off(){}
|
||||
void LiquidCrystal_I2C::on(){}
|
||||
void LiquidCrystal_I2C::setDelay (int cmdDelay,int charDelay) {}
|
||||
uint8_t LiquidCrystal_I2C::status(){return 0;}
|
||||
uint8_t LiquidCrystal_I2C::keypad (){return 0;}
|
||||
uint8_t LiquidCrystal_I2C::init_bargraph(uint8_t graphtype){return 0;}
|
||||
void LiquidCrystal_I2C::draw_horizontal_graph(uint8_t row, uint8_t column, uint8_t len, uint8_t pixel_col_end){}
|
||||
void LiquidCrystal_I2C::draw_vertical_graph(uint8_t row, uint8_t column, uint8_t len, uint8_t pixel_row_end){}
|
||||
void LiquidCrystal_I2C::setContrast(uint8_t new_val){}
|
||||
|
||||
|
||||
@@ -0,0 +1,126 @@
|
||||
//YWROBOT
|
||||
#ifndef LiquidCrystal_I2C_h
|
||||
#define LiquidCrystal_I2C_h
|
||||
|
||||
#include <inttypes.h>
|
||||
#include "Print.h"
|
||||
#include <Wire.h>
|
||||
|
||||
// commands
|
||||
#define LCD_CLEARDISPLAY 0x01
|
||||
#define LCD_RETURNHOME 0x02
|
||||
#define LCD_ENTRYMODESET 0x04
|
||||
#define LCD_DISPLAYCONTROL 0x08
|
||||
#define LCD_CURSORSHIFT 0x10
|
||||
#define LCD_FUNCTIONSET 0x20
|
||||
#define LCD_SETCGRAMADDR 0x40
|
||||
#define LCD_SETDDRAMADDR 0x80
|
||||
|
||||
// flags for display entry mode
|
||||
#define LCD_ENTRYRIGHT 0x00
|
||||
#define LCD_ENTRYLEFT 0x02
|
||||
#define LCD_ENTRYSHIFTINCREMENT 0x01
|
||||
#define LCD_ENTRYSHIFTDECREMENT 0x00
|
||||
|
||||
// flags for display on/off control
|
||||
#define LCD_DISPLAYON 0x04
|
||||
#define LCD_DISPLAYOFF 0x00
|
||||
#define LCD_CURSORON 0x02
|
||||
#define LCD_CURSOROFF 0x00
|
||||
#define LCD_BLINKON 0x01
|
||||
#define LCD_BLINKOFF 0x00
|
||||
|
||||
// flags for display/cursor shift
|
||||
#define LCD_DISPLAYMOVE 0x08
|
||||
#define LCD_CURSORMOVE 0x00
|
||||
#define LCD_MOVERIGHT 0x04
|
||||
#define LCD_MOVELEFT 0x00
|
||||
|
||||
// flags for function set
|
||||
#define LCD_8BITMODE 0x10
|
||||
#define LCD_4BITMODE 0x00
|
||||
#define LCD_2LINE 0x08
|
||||
#define LCD_1LINE 0x00
|
||||
#define LCD_5x10DOTS 0x04
|
||||
#define LCD_5x8DOTS 0x00
|
||||
|
||||
// flags for backlight control
|
||||
#define LCD_BACKLIGHT 0x08
|
||||
#define LCD_NOBACKLIGHT 0x00
|
||||
|
||||
#define En B00000100 // Enable bit
|
||||
#define Rw B00000010 // Read/Write bit
|
||||
#define Rs B00000001 // Register select bit
|
||||
|
||||
class LiquidCrystal_I2C : public Print {
|
||||
public:
|
||||
LiquidCrystal_I2C(uint8_t lcd_Addr,uint8_t lcd_cols,uint8_t lcd_rows);
|
||||
void begin(uint8_t cols, uint8_t rows, uint8_t charsize = LCD_5x8DOTS );
|
||||
void clear();
|
||||
void home();
|
||||
void noDisplay();
|
||||
void display();
|
||||
void noBlink();
|
||||
void blink();
|
||||
void noCursor();
|
||||
void cursor();
|
||||
void scrollDisplayLeft();
|
||||
void scrollDisplayRight();
|
||||
void printLeft();
|
||||
void printRight();
|
||||
void leftToRight();
|
||||
void rightToLeft();
|
||||
void shiftIncrement();
|
||||
void shiftDecrement();
|
||||
void noBacklight();
|
||||
void backlight();
|
||||
void autoscroll();
|
||||
void noAutoscroll();
|
||||
void createChar(uint8_t, uint8_t[]);
|
||||
void setCursor(uint8_t, uint8_t);
|
||||
#if defined(ARDUINO) && ARDUINO >= 100
|
||||
virtual size_t write(uint8_t);
|
||||
#else
|
||||
virtual void write(uint8_t);
|
||||
#endif
|
||||
void command(uint8_t);
|
||||
void init();
|
||||
|
||||
////compatibility API function aliases
|
||||
void blink_on(); // alias for blink()
|
||||
void blink_off(); // alias for noBlink()
|
||||
void cursor_on(); // alias for cursor()
|
||||
void cursor_off(); // alias for noCursor()
|
||||
void setBacklight(uint8_t new_val); // alias for backlight() and nobacklight()
|
||||
void load_custom_character(uint8_t char_num, uint8_t *rows); // alias for createChar()
|
||||
void printstr(const char[]);
|
||||
|
||||
////Unsupported API functions (not implemented in this library)
|
||||
uint8_t status();
|
||||
void setContrast(uint8_t new_val);
|
||||
uint8_t keypad();
|
||||
void setDelay(int,int);
|
||||
void on();
|
||||
void off();
|
||||
uint8_t init_bargraph(uint8_t graphtype);
|
||||
void draw_horizontal_graph(uint8_t row, uint8_t column, uint8_t len, uint8_t pixel_col_end);
|
||||
void draw_vertical_graph(uint8_t row, uint8_t column, uint8_t len, uint8_t pixel_col_end);
|
||||
|
||||
|
||||
private:
|
||||
void init_priv();
|
||||
void send(uint8_t, uint8_t);
|
||||
void write4bits(uint8_t);
|
||||
void expanderWrite(uint8_t);
|
||||
void pulseEnable(uint8_t);
|
||||
uint8_t _Addr;
|
||||
uint8_t _displayfunction;
|
||||
uint8_t _displaycontrol;
|
||||
uint8_t _displaymode;
|
||||
uint8_t _numlines;
|
||||
uint8_t _cols;
|
||||
uint8_t _rows;
|
||||
uint8_t _backlightval;
|
||||
};
|
||||
|
||||
#endif
|
||||
Binary file not shown.
@@ -0,0 +1,2 @@
|
||||
# LiquidCrystal_I2C
|
||||
LiquidCrystal Arduino library for the DFRobot I2C LCD displays
|
||||
@@ -0,0 +1,70 @@
|
||||
//YWROBOT
|
||||
//Compatible with the Arduino IDE 1.0
|
||||
//Library version:1.1
|
||||
#include <Wire.h>
|
||||
#include <LiquidCrystal_I2C.h>
|
||||
|
||||
#if defined(ARDUINO) && ARDUINO >= 100
|
||||
#define printByte(args) write(args);
|
||||
#else
|
||||
#define printByte(args) print(args,BYTE);
|
||||
#endif
|
||||
|
||||
uint8_t bell[8] = {0x4,0xe,0xe,0xe,0x1f,0x0,0x4};
|
||||
uint8_t note[8] = {0x2,0x3,0x2,0xe,0x1e,0xc,0x0};
|
||||
uint8_t clock[8] = {0x0,0xe,0x15,0x17,0x11,0xe,0x0};
|
||||
uint8_t heart[8] = {0x0,0xa,0x1f,0x1f,0xe,0x4,0x0};
|
||||
uint8_t duck[8] = {0x0,0xc,0x1d,0xf,0xf,0x6,0x0};
|
||||
uint8_t check[8] = {0x0,0x1,0x3,0x16,0x1c,0x8,0x0};
|
||||
uint8_t cross[8] = {0x0,0x1b,0xe,0x4,0xe,0x1b,0x0};
|
||||
uint8_t retarrow[8] = { 0x1,0x1,0x5,0x9,0x1f,0x8,0x4};
|
||||
|
||||
LiquidCrystal_I2C lcd(0x27,20,4); // set the LCD address to 0x27 for a 16 chars and 2 line display
|
||||
|
||||
void setup()
|
||||
{
|
||||
lcd.init(); // initialize the lcd
|
||||
lcd.backlight();
|
||||
|
||||
lcd.createChar(0, bell);
|
||||
lcd.createChar(1, note);
|
||||
lcd.createChar(2, clock);
|
||||
lcd.createChar(3, heart);
|
||||
lcd.createChar(4, duck);
|
||||
lcd.createChar(5, check);
|
||||
lcd.createChar(6, cross);
|
||||
lcd.createChar(7, retarrow);
|
||||
lcd.home();
|
||||
|
||||
lcd.print("Hello world...");
|
||||
lcd.setCursor(0, 1);
|
||||
lcd.print(" i ");
|
||||
lcd.printByte(3);
|
||||
lcd.print(" arduinos!");
|
||||
delay(5000);
|
||||
displayKeyCodes();
|
||||
|
||||
}
|
||||
|
||||
// display all keycodes
|
||||
void displayKeyCodes(void) {
|
||||
uint8_t i = 0;
|
||||
while (1) {
|
||||
lcd.clear();
|
||||
lcd.print("Codes 0x"); lcd.print(i, HEX);
|
||||
lcd.print("-0x"); lcd.print(i+16, HEX);
|
||||
lcd.setCursor(0, 1);
|
||||
for (int j=0; j<16; j++) {
|
||||
lcd.printByte(i+j);
|
||||
}
|
||||
i+=16;
|
||||
|
||||
delay(4000);
|
||||
}
|
||||
}
|
||||
|
||||
void loop()
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
@@ -0,0 +1,28 @@
|
||||
//YWROBOT
|
||||
//Compatible with the Arduino IDE 1.0
|
||||
//Library version:1.1
|
||||
#include <Wire.h>
|
||||
#include <LiquidCrystal_I2C.h>
|
||||
|
||||
LiquidCrystal_I2C lcd(0x27,20,4); // set the LCD address to 0x27 for a 16 chars and 2 line display
|
||||
|
||||
void setup()
|
||||
{
|
||||
lcd.init(); // initialize the lcd
|
||||
lcd.init();
|
||||
// Print a message to the LCD.
|
||||
lcd.backlight();
|
||||
lcd.setCursor(3,0);
|
||||
lcd.print("Hello, world!");
|
||||
lcd.setCursor(2,1);
|
||||
lcd.print("Ywrobot Arduino!");
|
||||
lcd.setCursor(0,2);
|
||||
lcd.print("Arduino LCM IIC 2004");
|
||||
lcd.setCursor(2,3);
|
||||
lcd.print("Power By Ec-yuan!");
|
||||
}
|
||||
|
||||
|
||||
void loop()
|
||||
{
|
||||
}
|
||||
@@ -0,0 +1,34 @@
|
||||
/*
|
||||
* Displays text sent over the serial port (e.g. from the Serial Monitor) on
|
||||
* an attached LCD.
|
||||
* YWROBOT
|
||||
*Compatible with the Arduino IDE 1.0
|
||||
*Library version:1.1
|
||||
*/
|
||||
#include <Wire.h>
|
||||
#include <LiquidCrystal_I2C.h>
|
||||
|
||||
LiquidCrystal_I2C lcd(0x27,20,4); // set the LCD address to 0x27 for a 16 chars and 2 line display
|
||||
|
||||
void setup()
|
||||
{
|
||||
lcd.init(); // initialize the lcd
|
||||
lcd.backlight();
|
||||
Serial.begin(9600);
|
||||
}
|
||||
|
||||
void loop()
|
||||
{
|
||||
// when characters arrive over the serial port...
|
||||
if (Serial.available()) {
|
||||
// wait a bit for the entire message to arrive
|
||||
delay(100);
|
||||
// clear the screen
|
||||
lcd.clear();
|
||||
// read all the available characters
|
||||
while (Serial.available() > 0) {
|
||||
// display each character to the LCD
|
||||
lcd.write(Serial.read());
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,46 @@
|
||||
###########################################
|
||||
# Syntax Coloring Map For LiquidCrystal_I2C
|
||||
###########################################
|
||||
|
||||
###########################################
|
||||
# Datatypes (KEYWORD1)
|
||||
###########################################
|
||||
|
||||
LiquidCrystal_I2C KEYWORD1
|
||||
|
||||
###########################################
|
||||
# Methods and Functions (KEYWORD2)
|
||||
###########################################
|
||||
init KEYWORD2
|
||||
begin KEYWORD2
|
||||
clear KEYWORD2
|
||||
home KEYWORD2
|
||||
noDisplay KEYWORD2
|
||||
display KEYWORD2
|
||||
noBlink KEYWORD2
|
||||
blink KEYWORD2
|
||||
noCursor KEYWORD2
|
||||
cursor KEYWORD2
|
||||
scrollDisplayLeft KEYWORD2
|
||||
scrollDisplayRight KEYWORD2
|
||||
leftToRight KEYWORD2
|
||||
rightToLeft KEYWORD2
|
||||
shiftIncrement KEYWORD2
|
||||
shiftDecrement KEYWORD2
|
||||
noBacklight KEYWORD2
|
||||
backlight KEYWORD2
|
||||
autoscroll KEYWORD2
|
||||
noAutoscroll KEYWORD2
|
||||
createChar KEYWORD2
|
||||
setCursor KEYWORD2
|
||||
print KEYWORD2
|
||||
blink_on KEYWORD2
|
||||
blink_off KEYWORD2
|
||||
cursor_on KEYWORD2
|
||||
cursor_off KEYWORD2
|
||||
setBacklight KEYWORD2
|
||||
load_custom_character KEYWORD2
|
||||
printstr KEYWORD2
|
||||
###########################################
|
||||
# Constants (LITERAL1)
|
||||
###########################################
|
||||
@@ -0,0 +1,15 @@
|
||||
{
|
||||
"name": "LiquidCrystal_I2C",
|
||||
"keywords": "LCD, liquidcrystal, I2C",
|
||||
"description": "A library for DFRobot I2C LCD displays",
|
||||
"repository":
|
||||
{
|
||||
"type": "git",
|
||||
"url": "https://github.com/marcoschwartz/LiquidCrystal_I2C.git"
|
||||
},
|
||||
"frameworks": "arduino",
|
||||
"platforms":
|
||||
[
|
||||
"atmelavr"
|
||||
]
|
||||
}
|
||||
@@ -0,0 +1,9 @@
|
||||
name=LiquidCrystal I2C
|
||||
version=1.1.2
|
||||
author=Frank de Brabander
|
||||
maintainer=Marco Schwartz <marcolivier.schwartz@gmail.com>
|
||||
sentence=A library for I2C LCD displays.
|
||||
paragraph= The library allows to control I2C displays with functions extremely similar to LiquidCrystal library. THIS LIBRARY MIGHT NOT BE COMPATIBLE WITH EXISTING SKETCHES.
|
||||
category=Display
|
||||
url=https://github.com/marcoschwartz/LiquidCrystal_I2C
|
||||
architectures=avr
|
||||
@@ -0,0 +1,100 @@
|
||||
#include <avr/io.h>
|
||||
#include <util/delay.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <stdint.h>
|
||||
#include <compat/twi.h>
|
||||
#include <inttypes.h>
|
||||
#include <avr/pgmspace.h>
|
||||
#include <avr/interrupt.h>
|
||||
#include <stdio.h>
|
||||
#include "lcdpcf8574.h"
|
||||
#include "pcf8574.h"
|
||||
#include "i2cmaster.h"
|
||||
#include "lsd.h"
|
||||
#include <Arduino.h>
|
||||
|
||||
struct DisplayData {
|
||||
char topLine[64];
|
||||
int value1;
|
||||
int value2;
|
||||
int value3;
|
||||
};
|
||||
|
||||
struct TextCounter {
|
||||
unsigned long startTime;
|
||||
int incrementValue;
|
||||
};
|
||||
|
||||
TextCounter textCounter;
|
||||
|
||||
void Lsd_inciliation() {
|
||||
lcd_init(LCD_DISP_ON_BLINK); // инициализация дисплея
|
||||
lcd_home(); // домой курсор
|
||||
lcd_led(0); // вкл подсветки
|
||||
textCounter.startTime = millis(); // Запоминаем время запуска программы
|
||||
}
|
||||
|
||||
void fillBuffer1(const char * source, char * buffer, size_t bufferSize, int incrementValue) {
|
||||
int startIndex = incrementValue % strlen(source); // Определяем начальный индекс на основе incrementValue
|
||||
int endIndex = startIndex + 16;
|
||||
|
||||
if (endIndex > strlen(source)) {
|
||||
// Если endIndex превышает длину строки source, переносим его на начало строки
|
||||
endIndex = endIndex - strlen(source);
|
||||
|
||||
// Копируем символы с конца строки source
|
||||
strncpy(buffer, source + startIndex, strlen(source) - startIndex);
|
||||
|
||||
// Копируем оставшиеся символы с начала строки source
|
||||
strncat(buffer, source, endIndex);
|
||||
} else {
|
||||
strncpy(buffer, source + startIndex, endIndex - startIndex);
|
||||
}
|
||||
buffer[endIndex - startIndex] = '\0'; // Установка нулевого символа в конце буфера
|
||||
}
|
||||
|
||||
void fillBuffer2(int value1, int value2, int value3, char * buffer, size_t bufferSize) {
|
||||
snprintf(buffer, bufferSize, "%d.%d.%d", value1, value2, value3);
|
||||
}
|
||||
|
||||
|
||||
void printLsd(const char * inputText)
|
||||
{
|
||||
unsigned long currentTime = millis(); // Текущее время
|
||||
// Проверяем, прошло ли 500 мс с момента последнего увеличения incrementValue
|
||||
if (currentTime - textCounter.startTime >= 500) {
|
||||
textCounter.incrementValue++; // Увеличиваем incrementValue на 1
|
||||
textCounter.startTime = currentTime; // Обновляем время
|
||||
}
|
||||
|
||||
DisplayData displayData;
|
||||
strncpy(displayData.topLine, inputText, sizeof(displayData.topLine) - 1);
|
||||
displayData.topLine[sizeof(displayData.topLine) - 1] = '\0';
|
||||
displayData.value1 = 500;
|
||||
displayData.value2 = 800;
|
||||
displayData.value3 = 855;
|
||||
|
||||
// Буферы для заполнения данных
|
||||
char buffer1[17];
|
||||
char buffer2[17];
|
||||
|
||||
// Заполнение буфера 1
|
||||
fillBuffer1(displayData.topLine, buffer1, sizeof(buffer1), textCounter.incrementValue);
|
||||
|
||||
// Заполнение буфера 2
|
||||
fillBuffer2(displayData.value1, displayData.value2, displayData.value3, buffer2, sizeof(buffer2));
|
||||
|
||||
// Создание массива для вывода на дисплей
|
||||
char displayArray[32];
|
||||
strncpy(displayArray, buffer1, 16); // Копирование первых 16 символов из buffer1 в displayArray
|
||||
strncpy(displayArray + 16, buffer2, 16); // Копирование первых 16 символов из buffer2 в displayArray, начиная с позиции 16
|
||||
|
||||
// Вывод данных на экран
|
||||
lcd_gotoxy(0, 0);
|
||||
lcd_puts(displayArray);
|
||||
|
||||
lcd_gotoxy(0, 1);
|
||||
lcd_puts(displayArray + 16); // Вывод второй половины displayArray
|
||||
}
|
||||
|
||||
@@ -0,0 +1,8 @@
|
||||
#ifndef Lsd_print_h
|
||||
#define Lsd_print_h
|
||||
#include <Arduino.h>
|
||||
|
||||
void Lsd_inciliation();
|
||||
void printLsd(const char* inputText);
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,22 @@
|
||||
|
||||
#ifndef MYLCD_H_
|
||||
#define MYLCD_H_
|
||||
|
||||
|
||||
// ïîäêëþ÷àåì âñå ëèáû
|
||||
#include <avr/io.h>
|
||||
#include <util/delay.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <stdint.h>
|
||||
#include <compat/twi.h>
|
||||
#include <inttypes.h>
|
||||
#include <avr/pgmspace.h>
|
||||
#include <avr/interrupt.h>
|
||||
#include <stdio.h>
|
||||
#include "lcdpcf8574.h"
|
||||
#include "pcf8574.h"
|
||||
#include "i2cmaster.h"
|
||||
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,42 @@
|
||||
#ifndef _I2CMASTER_H
|
||||
#define _I2CMASTER_H
|
||||
|
||||
// флаг, отвечающий за чтение данных по i2c
|
||||
#define I2C_READ 1
|
||||
|
||||
// флаг, отвечающий за отправку данных по i2c
|
||||
#define I2C_WRITE 0
|
||||
|
||||
// частота тактирования линии в Герцах
|
||||
#define SCL_CLOCK 100000L
|
||||
|
||||
// инициализация интерфейса
|
||||
void i2c_init(void);
|
||||
|
||||
// передача условия СТОП на шину
|
||||
void i2c_stop(void);
|
||||
|
||||
// передача условия СТАРТ на шину
|
||||
unsigned char i2c_start(unsigned char addr);
|
||||
|
||||
// повторный старт(перезапуск)
|
||||
unsigned char i2c_rep_start(unsigned char addr);
|
||||
|
||||
// ждем, если устрой-во занято, а потом передаем условие СТАРТ на шину
|
||||
void i2c_start_wait(unsigned char addr);
|
||||
|
||||
// отправка данных
|
||||
unsigned char i2c_write(unsigned char data);
|
||||
|
||||
// читаем данные и продолжаем вещание
|
||||
unsigned char i2c_readAck(void);
|
||||
|
||||
// читаем данные и после их получения передаем услови СТОП
|
||||
unsigned char i2c_readNak(void);
|
||||
|
||||
// читаем данные с шины
|
||||
unsigned char i2c_read(unsigned char ack);
|
||||
|
||||
// выбираем какой варинт чтения данных будет
|
||||
#define i2c_read(ack) (ack) ? i2c_readAck() : i2c_readNak();
|
||||
#endif
|
||||
@@ -0,0 +1,10 @@
|
||||
lcd_init KEYWORD2
|
||||
lcd_clrscr KEYWORD2
|
||||
lcd_home KEYWORD2
|
||||
lcd_gotoxy KEYWORD2
|
||||
lcd_led KEYWORD2
|
||||
lcd_putc KEYWORD2
|
||||
lcd_puts KEYWORD2
|
||||
lcd_puts_p KEYWORD2
|
||||
lcd_command KEYWORD2
|
||||
lcd_data KEYWORD2
|
||||
@@ -0,0 +1,316 @@
|
||||
#include "MyLCD.h"
|
||||
|
||||
// задержеки через асемблер
|
||||
#define lcd_e_delay() __asm__ __volatile__( "rjmp 1f\n 1:" );
|
||||
#define lcd_e_toggle() toggle_e()
|
||||
|
||||
|
||||
volatile uint8_t dataport = 0;
|
||||
|
||||
static void toggle_e(void);
|
||||
|
||||
// сама реализация задержек
|
||||
static inline void _delayFourCycles(unsigned int __count)
|
||||
{
|
||||
if ( __count == 0 )
|
||||
__asm__ __volatile__( "rjmp 1f\n 1:" );
|
||||
else
|
||||
__asm__ __volatile__ (
|
||||
"1: sbiw %0,1" "\n\t"
|
||||
"brne 1b"
|
||||
: "=w" (__count)
|
||||
: "0" (__count)
|
||||
);
|
||||
}
|
||||
|
||||
// тупа оборачиваем функцию в макрос
|
||||
#define delay(us) _delayFourCycles( ( ( 1*(F_CPU/4000) )*us)/1000 )
|
||||
|
||||
// переключение пина для начала записи команды
|
||||
static void toggle_e(void)
|
||||
{
|
||||
pcf8574_setoutputpinhigh(LCD_PCF8574_DEVICEID, LCD_E_PIN);
|
||||
lcd_e_delay();
|
||||
pcf8574_setoutputpinlow(LCD_PCF8574_DEVICEID, LCD_E_PIN);
|
||||
}
|
||||
|
||||
|
||||
// отправка байта для контроллера LCD
|
||||
static void lcd_write(uint8_t data,uint8_t rs)
|
||||
{
|
||||
if (rs) //отправка данных (RS=1, RW=0)
|
||||
dataport |= _BV(LCD_RS_PIN);
|
||||
else // отпрака инструкций(RS=0, RW=0)
|
||||
dataport &= ~_BV(LCD_RS_PIN);
|
||||
dataport &= ~_BV(LCD_RW_PIN);
|
||||
pcf8574_setoutput(LCD_PCF8574_DEVICEID, dataport);
|
||||
|
||||
// отправка старшего полубайта
|
||||
dataport &= ~_BV(LCD_DATA3_PIN);
|
||||
dataport &= ~_BV(LCD_DATA2_PIN);
|
||||
dataport &= ~_BV(LCD_DATA1_PIN);
|
||||
dataport &= ~_BV(LCD_DATA0_PIN);
|
||||
if(data & 0x80) dataport |= _BV(LCD_DATA3_PIN);
|
||||
if(data & 0x40) dataport |= _BV(LCD_DATA2_PIN);
|
||||
if(data & 0x20) dataport |= _BV(LCD_DATA1_PIN);
|
||||
if(data & 0x10) dataport |= _BV(LCD_DATA0_PIN);
|
||||
pcf8574_setoutput(LCD_PCF8574_DEVICEID, dataport);
|
||||
lcd_e_toggle();
|
||||
|
||||
// отправка младшего полубайта
|
||||
dataport &= ~_BV(LCD_DATA3_PIN);
|
||||
dataport &= ~_BV(LCD_DATA2_PIN);
|
||||
dataport &= ~_BV(LCD_DATA1_PIN);
|
||||
dataport &= ~_BV(LCD_DATA0_PIN);
|
||||
if(data & 0x08) dataport |= _BV(LCD_DATA3_PIN);
|
||||
if(data & 0x04) dataport |= _BV(LCD_DATA2_PIN);
|
||||
if(data & 0x02) dataport |= _BV(LCD_DATA1_PIN);
|
||||
if(data & 0x01) dataport |= _BV(LCD_DATA0_PIN);
|
||||
pcf8574_setoutput(LCD_PCF8574_DEVICEID, dataport);
|
||||
lcd_e_toggle();
|
||||
|
||||
// завершаем передачу
|
||||
dataport |= _BV(LCD_DATA0_PIN);
|
||||
dataport |= _BV(LCD_DATA1_PIN);
|
||||
dataport |= _BV(LCD_DATA2_PIN);
|
||||
dataport |= _BV(LCD_DATA3_PIN);
|
||||
pcf8574_setoutput(LCD_PCF8574_DEVICEID, dataport);
|
||||
}
|
||||
|
||||
// чтение байта
|
||||
static uint8_t lcd_read(uint8_t rs)
|
||||
{
|
||||
uint8_t data;
|
||||
|
||||
if (rs) // запись данных (RS=1, RW=0)
|
||||
dataport |= _BV(LCD_RS_PIN);
|
||||
else // запись инструкций (RS=0, RW=0)
|
||||
dataport &= ~_BV(LCD_RS_PIN);
|
||||
dataport |= _BV(LCD_RW_PIN);
|
||||
pcf8574_setoutput(LCD_PCF8574_DEVICEID, dataport);
|
||||
|
||||
pcf8574_setoutputpinhigh(LCD_PCF8574_DEVICEID, LCD_E_PIN);
|
||||
lcd_e_delay();
|
||||
// чтение страшего полубайта
|
||||
data = pcf8574_getoutputpin(LCD_PCF8574_DEVICEID, LCD_DATA0_PIN) << 4;
|
||||
pcf8574_setoutputpinlow(LCD_PCF8574_DEVICEID, LCD_E_PIN);
|
||||
|
||||
lcd_e_delay();
|
||||
|
||||
pcf8574_setoutputpinhigh(LCD_PCF8574_DEVICEID, LCD_E_PIN);
|
||||
lcd_e_delay();
|
||||
// чтение младшего полубайта
|
||||
data |= pcf8574_getoutputpin(LCD_PCF8574_DEVICEID, LCD_DATA0_PIN) &0x0F;
|
||||
pcf8574_setoutputpinlow(LCD_PCF8574_DEVICEID, LCD_E_PIN);
|
||||
|
||||
return data;
|
||||
}
|
||||
|
||||
// ждем пока ЖК освободится
|
||||
static uint8_t lcd_waitbusy(void)
|
||||
|
||||
{
|
||||
register uint8_t c;
|
||||
|
||||
// ждем
|
||||
while ( (c=lcd_read(0)) & (1<<LCD_BUSY)) {}
|
||||
// задержка
|
||||
delay(2);
|
||||
// получаем адрес
|
||||
return (lcd_read(0));
|
||||
}
|
||||
|
||||
|
||||
// перемещение курсора по строкам
|
||||
static inline void lcd_newline(uint8_t pos)
|
||||
{
|
||||
register uint8_t addressCounter;
|
||||
|
||||
|
||||
#if LCD_LINES==1
|
||||
addressCounter = 0;
|
||||
#endif
|
||||
#if LCD_LINES==2
|
||||
if ( pos < (LCD_START_LINE2) )
|
||||
addressCounter = LCD_START_LINE2;
|
||||
else
|
||||
addressCounter = LCD_START_LINE1;
|
||||
#endif
|
||||
#if LCD_LINES==4
|
||||
if ( pos < LCD_START_LINE3 )
|
||||
addressCounter = LCD_START_LINE2;
|
||||
else if ( (pos >= LCD_START_LINE2) && (pos < LCD_START_LINE4) )
|
||||
addressCounter = LCD_START_LINE3;
|
||||
else if ( (pos >= LCD_START_LINE3) && (pos < LCD_START_LINE2) )
|
||||
addressCounter = LCD_START_LINE4;
|
||||
else
|
||||
addressCounter = LCD_START_LINE1;
|
||||
#endif
|
||||
lcd_command((1<<LCD_DDRAM)+addressCounter);
|
||||
}
|
||||
|
||||
// служебная функция для отправки команд дисплею
|
||||
void lcd_command(uint8_t cmd)
|
||||
{
|
||||
lcd_waitbusy();
|
||||
lcd_write(cmd,0);
|
||||
}
|
||||
|
||||
// отправка байта на дисплей
|
||||
void lcd_data(uint8_t data)
|
||||
{
|
||||
lcd_waitbusy();
|
||||
lcd_write(data,1);
|
||||
}
|
||||
|
||||
// перемещение курсора по координатам
|
||||
void lcd_gotoxy(uint8_t x, uint8_t y)
|
||||
{
|
||||
#if LCD_LINES==1
|
||||
lcd_command((1<<LCD_DDRAM)+LCD_START_LINE1+x);
|
||||
#endif
|
||||
#if LCD_LINES==2
|
||||
if ( y==0 )
|
||||
lcd_command((1<<LCD_DDRAM)+LCD_START_LINE1+x);
|
||||
else
|
||||
lcd_command((1<<LCD_DDRAM)+LCD_START_LINE2+x);
|
||||
#endif
|
||||
#if LCD_LINES==4
|
||||
if ( y==0 )
|
||||
lcd_command((1<<LCD_DDRAM)+LCD_START_LINE1+x);
|
||||
else if ( y==1)
|
||||
lcd_command((1<<LCD_DDRAM)+LCD_START_LINE2+x);
|
||||
else if ( y==2)
|
||||
lcd_command((1<<LCD_DDRAM)+LCD_START_LINE3+x);
|
||||
else
|
||||
lcd_command((1<<LCD_DDRAM)+LCD_START_LINE4+x);
|
||||
#endif
|
||||
}
|
||||
|
||||
// тырим координаты
|
||||
int lcd_getxy(void)
|
||||
{
|
||||
return lcd_waitbusy();
|
||||
}
|
||||
|
||||
// очистка дисплея
|
||||
void lcd_clrscr(void)
|
||||
{
|
||||
lcd_command(1<<LCD_CLR);
|
||||
}
|
||||
|
||||
// вкл и откл подсветки
|
||||
void lcd_led(uint8_t onoff)
|
||||
{
|
||||
if(onoff)
|
||||
dataport &= ~_BV(LCD_LED_PIN);
|
||||
else
|
||||
dataport |= _BV(LCD_LED_PIN);
|
||||
pcf8574_setoutput(LCD_PCF8574_DEVICEID, dataport);
|
||||
}
|
||||
|
||||
// курсов в начало координат
|
||||
void lcd_home(void)
|
||||
{
|
||||
lcd_command(1<<LCD_HOME);
|
||||
}
|
||||
|
||||
// отображение символа в текущей позиции курсора
|
||||
void lcd_putc(char c)
|
||||
{
|
||||
uint8_t pos;
|
||||
|
||||
pos = lcd_waitbusy();
|
||||
if (c=='\n')
|
||||
{
|
||||
lcd_newline(pos);
|
||||
}
|
||||
else
|
||||
{
|
||||
#if LCD_WRAP_LINES==1
|
||||
#if LCD_LINES==1
|
||||
if ( pos == LCD_START_LINE1+LCD_DISP_LENGTH ) {
|
||||
lcd_write((1<<LCD_DDRAM)+LCD_START_LINE1,0);
|
||||
}
|
||||
#elif LCD_LINES==2
|
||||
if ( pos == LCD_START_LINE1+LCD_DISP_LENGTH ) {
|
||||
lcd_write((1<<LCD_DDRAM)+LCD_START_LINE2,0);
|
||||
}else if ( pos == LCD_START_LINE2+LCD_DISP_LENGTH ){
|
||||
lcd_write((1<<LCD_DDRAM)+LCD_START_LINE1,0);
|
||||
}
|
||||
#elif LCD_LINES==4
|
||||
if ( pos == LCD_START_LINE1+LCD_DISP_LENGTH ) {
|
||||
lcd_write((1<<LCD_DDRAM)+LCD_START_LINE2,0);
|
||||
}else if ( pos == LCD_START_LINE2+LCD_DISP_LENGTH ) {
|
||||
lcd_write((1<<LCD_DDRAM)+LCD_START_LINE3,0);
|
||||
}else if ( pos == LCD_START_LINE3+LCD_DISP_LENGTH ) {
|
||||
lcd_write((1<<LCD_DDRAM)+LCD_START_LINE4,0);
|
||||
}else if ( pos == LCD_START_LINE4+LCD_DISP_LENGTH ) {
|
||||
lcd_write((1<<LCD_DDRAM)+LCD_START_LINE1,0);
|
||||
}
|
||||
#endif
|
||||
lcd_waitbusy();
|
||||
#endif
|
||||
lcd_write(c, 1);
|
||||
}
|
||||
}
|
||||
|
||||
// вывод строки на дисплей
|
||||
void lcd_puts(const char *s)
|
||||
{
|
||||
register char c;
|
||||
|
||||
while ( (c = *s++) ) {
|
||||
lcd_putc(c);
|
||||
}
|
||||
}
|
||||
|
||||
// вывод строки из памяти
|
||||
void lcd_puts_p(const char *progmem_s)
|
||||
{
|
||||
register char c;
|
||||
|
||||
while ( (c = pgm_read_byte(progmem_s++)) ) {
|
||||
lcd_putc(c);
|
||||
}
|
||||
}
|
||||
|
||||
// инициализация дисплея
|
||||
void lcd_init(uint8_t dispAttr)
|
||||
{
|
||||
#if LCD_PCF8574_INIT == 1
|
||||
//инициализация pcf
|
||||
pcf8574_init();
|
||||
#endif
|
||||
|
||||
dataport = 0;
|
||||
pcf8574_setoutput(LCD_PCF8574_DEVICEID, dataport);
|
||||
|
||||
delay(16000);
|
||||
|
||||
// первоначальная запись на ЖК-дисплей — 8 бит
|
||||
dataport |= _BV(LCD_DATA1_PIN); // _BV(LCD_FUNCTION)>>4;
|
||||
dataport |= _BV(LCD_DATA0_PIN); // _BV(LCD_FUNCTION_8BIT)>>4;
|
||||
pcf8574_setoutput(LCD_PCF8574_DEVICEID, dataport);
|
||||
|
||||
// дрючим дисплей чтобы он начал работать
|
||||
lcd_e_toggle();
|
||||
delay(4992);
|
||||
lcd_e_toggle();
|
||||
delay(64);
|
||||
lcd_e_toggle();
|
||||
delay(64);
|
||||
|
||||
// переходим в 4 битный режим
|
||||
dataport &= ~_BV(LCD_DATA0_PIN);
|
||||
pcf8574_setoutput(LCD_PCF8574_DEVICEID, dataport);
|
||||
lcd_e_toggle();
|
||||
delay(64);
|
||||
|
||||
|
||||
lcd_command(LCD_FUNCTION_DEFAULT); // настраиваем кол-во строк
|
||||
lcd_command(LCD_DISP_OFF); // вырубаем дисплей
|
||||
lcd_clrscr(); // чистим экран
|
||||
lcd_command(LCD_MODE_DEFAULT); // запускаемся в стандартном режиме
|
||||
lcd_command(dispAttr); // отправляем настройки
|
||||
}
|
||||
@@ -0,0 +1,110 @@
|
||||
#ifndef LCD_H
|
||||
#define LCD_H
|
||||
|
||||
#define LCD_PCF8574_INIT 1 //èíèöèàëèçàöèÿ pcf
|
||||
|
||||
#define LCD_PCF8574_DEVICEID 0 //id óñò-âà
|
||||
#define LCD_FUNCTION_DEFAULT LCD_FUNCTION_4BIT_2LINES
|
||||
|
||||
// óñòàíîâêà ðåæèìà ââîäà: âêëþ÷åíèå/âûêëþ÷åíèå ñìåùåíèÿ äèñïëåÿ, íàïðàâëåíèå ïåðåìåùåíèÿ êóðñîðà óìåíüøàòü/óâåëè÷èâàòü
|
||||
#define LCD_ENTRY_DEC 0x04 // ñìåùåíèå äèñïëåÿ âûêëþ÷åíî, êóðñîð ïåðåìåùàåòñÿ ïî íàêëîíó
|
||||
#define LCD_ENTRY_DEC_SHIFT 0x05 // âêëþ÷åíèå ñäâèãà äèñïëåÿ, ïåðåìåùåíèå êóðñîðà ïî íàêëîíó
|
||||
#define LCD_ENTRY_INC_ 0x06 // ñìåùåíèå äèñïëåÿ âûêëþ÷åíî, âêë. ïåðåìåùåíèå êóðñîðà â íàïðàâëåíèè
|
||||
#define LCD_ENTRY_INC_SHIFT 0x07 // âêëþ÷åíèå ñìåùåíèÿ äèñïëåÿ, óâåëè÷åíèå íàïðàâëåíèÿ ïåðåìåùåíèÿ êóðñîðà
|
||||
|
||||
// âêëþ÷åíèå/âûêëþ÷åíèå äèñïëåÿ, âêëþ÷åíèå/âûêëþ÷åíèå êóðñîðà, ìèãàþùèé ñèìâîë â ïîçèöèè êóðñîðà
|
||||
#define LCD_DISP_OFF 0x08 // äèñïëåé âûêëþ÷åí
|
||||
#define LCD_DISP_ON 0x0C // äèñïëåé âêë, êóðñîð âûêë
|
||||
#define LCD_DISP_ON_BLINK 0x0D // äèñïëåé âêë, êóðñîð âûêë, åñòü ìèãàþùèé ñèìâë
|
||||
#define LCD_DISP_ON_CURSOR 0x0E // äèñïëåé âêë, êóðñîð âêë
|
||||
#define LCD_DISP_ON_CURSOR_BLINK 0x0F // äèñïëåé âêë, êóðñîð âêë, åñòü ìèãàþùèé ñèìâë
|
||||
|
||||
// ïåðåìåùåíèå êóðñîðà/ñìåùåíèå äèñïëåÿ
|
||||
#define LCD_MOVE_CURSOR_LEFT 0x10 // êóðñîð íàëåâî
|
||||
#define LCD_MOVE_CURSOR_RIGHT 0x14 // êóðñîð íàïðàâî
|
||||
#define LCD_MOVE_DISP_LEFT 0x18 // ñäâèã âëåâî
|
||||
#define LCD_MOVE_DISP_RIGHT 0x1C // ñäâèã âïðàâî
|
||||
|
||||
// íàáîð ôóíêöèé: óñòàíîâêà äëèíû äàííûõ èíòåðôåéñà è êîëè÷åñòâà ñòðîê îòîáðàæåíèÿ
|
||||
#define LCD_FUNCTION_4BIT_1LINE 0x20 // 4-áèòíûé èíòåðôåéñ, îäíà ñòðîêà, 5x7 òî÷åê
|
||||
#define LCD_FUNCTION_4BIT_2LINES 0x28 // 4-áèòíûé èíòåðôåéñ, äâóõñòðî÷íûé, 5x7 òî÷åê
|
||||
#define LCD_FUNCTION_8BIT_1LINE 0x30 // 8-áèòíûé èíòåðôåéñ, îäíà ñòðîêà, 5x7 òî÷åê
|
||||
#define LCD_FUNCTION_8BIT_2LINES 0x38 // 8-áèòíûé èíòåðôåéñ, äâóõñòðî÷íûé, 5x7 òî÷åê
|
||||
|
||||
#define LCD_LINES 2 // êîë-âî ñòðîê
|
||||
#define LCD_DISP_LENGTH 16 // êîë-âî ñèìâîëîâ â ñòðîêå
|
||||
#define LCD_LINE_LENGTH 0x40 // âíóòðåííÿÿ äëèíà ñòðîêè äèñïëåÿ
|
||||
#define LCD_START_LINE1 0x00 // DDRM àäðåñ äëÿ 1 ñòðîêè
|
||||
#define LCD_START_LINE2 0x40 // DDRM àäðåñ äëÿ 2 ñòðîêè
|
||||
#define LCD_WRAP_LINES 1 // ïåðåíîñ ñòðîêè
|
||||
|
||||
|
||||
|
||||
#define LCD_DATA0_PIN 4 // ïèí äëÿ äàííûõ
|
||||
#define LCD_DATA1_PIN 5 // ïèí äëÿ äàííûõ
|
||||
#define LCD_DATA2_PIN 6 // ïèí äëÿ äàííûõ
|
||||
#define LCD_DATA3_PIN 7 // ïèí äëÿ äàííûõ
|
||||
#define LCD_RS_PIN 0 // ïèí ëèíèè RS
|
||||
#define LCD_RW_PIN 1 // ïèí ëèíèè RW
|
||||
#define LCD_E_PIN 2 // ïèí ëèíèè òàêòèðîâàíèÿ
|
||||
#define LCD_LED_PIN 3 // ïèí ïîäñâåòêè
|
||||
|
||||
|
||||
// Ïîçèöèè áèòîâ ðåãèñòðà êîìàíä HD44780U.
|
||||
#define LCD_CLR 0 // îò÷èñòèòü äèñïëåé
|
||||
#define LCD_HOME 1 // âåðíóòü êóðñîð äîìîé
|
||||
#define LCD_ENTRY_MODE 2 // óñòàíîâêà ðåæèìà ââîäà
|
||||
#define LCD_ENTRY_INC 1 // èíêðåìåíò
|
||||
#define LCD_ENTRY_SHIFT 0 // âêë ñìåùåíèå
|
||||
#define LCD_ON 3 // âêë êóðñîðà
|
||||
#define LCD_ON_DISPLAY 2 // âûêë äèñïëåé
|
||||
#define LCD_ON_CURSOR 1 // âûêë êóðñîð
|
||||
#define LCD_ON_BLINK 0 // ìèãàíèå êóðñîðà
|
||||
#define LCD_MOVE 4 // ïåðåäâèæåíèå êóðñîðà
|
||||
#define LCD_MOVE_DISP 3 // ïåðåäâèæåíèå êóðñîðà
|
||||
#define LCD_MOVE_RIGHT 2 // ïåðåäâèæåíèå êóðñîðà íàïðàâî
|
||||
#define LCD_FUNCTION 5 // íàñòðîéêà ôóíêöèé
|
||||
#define LCD_FUNCTION_8BIT 4 // 8 áèòíûé ðåæèì
|
||||
#define LCD_FUNCTION_2LINES 3 // àêòèâàöèÿ ñòðîê
|
||||
#define LCD_FUNCTION_10DOTS 2 // øðèôòû
|
||||
#define LCD_CGRAM 6 // óñòàíîâêà àäðåñà CG RAM
|
||||
#define LCD_DDRAM 7 // óñòàíîâêà àäðåñà DD RAM
|
||||
#define LCD_BUSY 7 // äèñïëåé çàíÿò
|
||||
|
||||
// ñòàíäàðòíûé ðåæèì
|
||||
#define LCD_MODE_DEFAULT ((1<<LCD_ENTRY_MODE) | (1<<LCD_ENTRY_INC) )
|
||||
|
||||
// èíèöèàëèçàöèÿ äèñïëåÿ
|
||||
void lcd_init(uint8_t dispAttr);
|
||||
|
||||
// î÷èñòêà äèñïëåÿ
|
||||
void lcd_clrscr(void);
|
||||
|
||||
// êóðñîâ â íà÷àëî êîîðäèíàò
|
||||
void lcd_home(void);
|
||||
|
||||
// ïåðåìåùåíèå êóðñîðà ïî êîîðäèíàòàì
|
||||
void lcd_gotoxy(uint8_t x, uint8_t y);
|
||||
|
||||
// âêë è îòêë ïîäñâåòêè
|
||||
void lcd_led(uint8_t onoff);
|
||||
|
||||
// îòîáðàæåíèå ñèìâîëà â òåêóùåé ïîçèöèè êóðñîðà
|
||||
void lcd_putc(char c);
|
||||
|
||||
// âûâîä ñòðîêè íà äèñïëåé
|
||||
void lcd_puts(const char *s);
|
||||
|
||||
// âûâîä ñòðîêè èç ïàìÿòè
|
||||
void lcd_puts_p(const char *progmem_s);
|
||||
|
||||
// ñëóæåáíàÿ ôóíêöèÿ äëÿ îòïðàâêè êîìàíä äèñïëåþ
|
||||
void lcd_command(uint8_t cmd);
|
||||
|
||||
// îòïðàâêà áàéòà íà äèñïëåé
|
||||
void lcd_data(uint8_t data);
|
||||
|
||||
// ìàêðîñû äëÿ àâòîìàòè÷åñêîãî ñîõðàíåíèÿ ñòðîêîâîé êîíñòàíòû â ïàìÿòè ïðîãðàììû
|
||||
#define lcd_puts_P(__s) lcd_puts_p(PSTR(__s))
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,115 @@
|
||||
#include "MyLCD.h"
|
||||
uint8_t pcf8574_pinstatus[PCF8574_MAXDEVICES];
|
||||
|
||||
// инициализация pcf
|
||||
void pcf8574_init() {
|
||||
#if PCF8574_I2CINIT == 1
|
||||
// инитим i2c
|
||||
i2c_init();
|
||||
_delay_us(10);
|
||||
#endif
|
||||
uint8_t i = 0;
|
||||
for(i=0; i<PCF8574_MAXDEVICES; i++)
|
||||
pcf8574_pinstatus[i] = 0;
|
||||
|
||||
}
|
||||
|
||||
// получаем статус вывода
|
||||
int8_t pcf8574_getoutput(uint8_t deviceid) {
|
||||
int8_t data = -1;
|
||||
if((deviceid >= 0 && deviceid < PCF8574_MAXDEVICES)) {
|
||||
data = pcf8574_pinstatus[deviceid];
|
||||
}
|
||||
return data;
|
||||
}
|
||||
|
||||
// получаем статус пинов вывода
|
||||
int8_t pcf8574_getoutputpin(uint8_t deviceid, uint8_t pin) {
|
||||
int8_t data = -1;
|
||||
if((deviceid >= 0 && deviceid < PCF8574_MAXDEVICES) && (pin >= 0 && pin < PCF8574_MAXPINS)) {
|
||||
data = pcf8574_pinstatus[deviceid];
|
||||
data = (data >> pin) & 0b00000001;
|
||||
}
|
||||
return data;
|
||||
}
|
||||
|
||||
// настройка вывода
|
||||
int8_t pcf8574_setoutput(uint8_t deviceid, uint8_t data) {
|
||||
if((deviceid >= 0 && deviceid < PCF8574_MAXDEVICES)) {
|
||||
pcf8574_pinstatus[deviceid] = data;
|
||||
i2c_start(((PCF8574_ADDRBASE+deviceid)<<1) | I2C_WRITE);
|
||||
i2c_write(data);
|
||||
i2c_stop();
|
||||
return 0;
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
// установить выходные контакты, заменить фактический статус устройства из pinstart для i2c
|
||||
int8_t pcf8574_setoutputpins(uint8_t deviceid, uint8_t pinstart, uint8_t pinlength, int8_t data) {
|
||||
if((deviceid >= 0 && deviceid < PCF8574_MAXDEVICES) && (pinstart - pinlength + 1 >= 0 && pinstart - pinlength + 1 >= 0 && pinstart < PCF8574_MAXPINS && pinstart > 0 && pinlength > 0)) {
|
||||
uint8_t b = 0;
|
||||
b = pcf8574_pinstatus[deviceid];
|
||||
uint8_t mask = ((1 << pinlength) - 1) << (pinstart - pinlength + 1);
|
||||
data <<= (pinstart - pinlength + 1);
|
||||
data &= mask;
|
||||
b &= ~(mask);
|
||||
b |= data;
|
||||
pcf8574_pinstatus[deviceid] = b;
|
||||
//рестартим
|
||||
i2c_start(((PCF8574_ADDRBASE+deviceid)<<1) | I2C_WRITE);
|
||||
i2c_write(b);
|
||||
i2c_stop();
|
||||
return 0;
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
// настройка пинов вывода
|
||||
int8_t pcf8574_setoutputpin(uint8_t deviceid, uint8_t pin, uint8_t data) {
|
||||
if((deviceid >= 0 && deviceid < PCF8574_MAXDEVICES) && (pin >= 0 && pin < PCF8574_MAXPINS)) {
|
||||
uint8_t b = 0;
|
||||
b = pcf8574_pinstatus[deviceid];
|
||||
b = (data != 0) ? (b | (1 << pin)) : (b & ~(1 << pin));
|
||||
pcf8574_pinstatus[deviceid] = b;
|
||||
//рестартим
|
||||
i2c_start(((PCF8574_ADDRBASE+deviceid)<<1) | I2C_WRITE);
|
||||
i2c_write(b);
|
||||
i2c_stop();
|
||||
return 0;
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
// установка высокого уровня на выходных пинах
|
||||
int8_t pcf8574_setoutputpinhigh(uint8_t deviceid, uint8_t pin) {
|
||||
return pcf8574_setoutputpin(deviceid, pin, 1);
|
||||
}
|
||||
|
||||
// установка низкого уровня на выходных пинах
|
||||
int8_t pcf8574_setoutputpinlow(uint8_t deviceid, uint8_t pin) {
|
||||
return pcf8574_setoutputpin(deviceid, pin, 0);
|
||||
}
|
||||
|
||||
// получение входных данных
|
||||
int8_t pcf8574_getinput(uint8_t deviceid) {
|
||||
int8_t data = -1;
|
||||
if((deviceid >= 0 && deviceid < PCF8574_MAXDEVICES)) {
|
||||
i2c_start(((PCF8574_ADDRBASE+deviceid)<<1) | I2C_READ);
|
||||
data = ~i2c_readNak();
|
||||
i2c_stop();
|
||||
}
|
||||
return data;
|
||||
}
|
||||
|
||||
// получение входного контакта (высокий или низкий)
|
||||
int8_t pcf8574_getinputpin(uint8_t deviceid, uint8_t pin) {
|
||||
int8_t data = -1;
|
||||
if((deviceid >= 0 && deviceid < PCF8574_MAXDEVICES) && (pin >= 0 && pin < PCF8574_MAXPINS)) {
|
||||
data = pcf8574_getinput(deviceid);
|
||||
if(data != -1) {
|
||||
data = (data >> pin) & 0b00000001;
|
||||
}
|
||||
}
|
||||
return data;
|
||||
}
|
||||
@@ -0,0 +1,21 @@
|
||||
#ifndef PCF8574_H_
|
||||
#define PCF8574_H_
|
||||
|
||||
#define PCF8574_ADDRBASE (0x27) // àäðåñ óñò-âà
|
||||
|
||||
#define PCF8574_I2CINIT 1 // èíèöèàëèçàöèÿ i2c
|
||||
|
||||
#define PCF8574_MAXDEVICES 1 // ìàêñ êîë-âî óòðîéñòâ
|
||||
#define PCF8574_MAXPINS 8 // ìàêñ êîë-âî ïèíîâ
|
||||
|
||||
void pcf8574_init();
|
||||
int8_t pcf8574_getoutput(uint8_t deviceid);
|
||||
int8_t pcf8574_getoutputpin(uint8_t deviceid, uint8_t pin);
|
||||
int8_t pcf8574_setoutput(uint8_t deviceid, uint8_t data);
|
||||
int8_t pcf8574_setoutputpins(uint8_t deviceid, uint8_t pinstart, uint8_t pinlength, int8_t data);
|
||||
int8_t pcf8574_setoutputpin(uint8_t deviceid, uint8_t pin, uint8_t data);
|
||||
int8_t pcf8574_setoutputpinhigh(uint8_t deviceid, uint8_t pin);
|
||||
int8_t pcf8574_setoutputpinlow(uint8_t deviceid, uint8_t pin);
|
||||
int8_t pcf8574_getinput(uint8_t deviceid);
|
||||
int8_t pcf8574_getinputpin(uint8_t deviceid, uint8_t pin);
|
||||
#endif
|
||||
@@ -0,0 +1,117 @@
|
||||
#include "MyLCD.h"
|
||||
|
||||
// инициализация интерфейса i2c
|
||||
void i2c_init(void)
|
||||
{
|
||||
// предделитель тактовой частоты равен 1
|
||||
TWSR = 0;
|
||||
// рассчет скорости передачи данных
|
||||
TWBR = ((F_CPU/SCL_CLOCK)-16)/2;
|
||||
}
|
||||
|
||||
// передача условия СТАРТ на шину
|
||||
unsigned char i2c_start(unsigned char address)
|
||||
{
|
||||
uint8_t twst;
|
||||
|
||||
// отправка условия СТАРТ
|
||||
TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
|
||||
// ожидание завершения передачи условия СТАРТ
|
||||
while(!(TWCR & (1<<TWINT)));
|
||||
// проверка значений регистра
|
||||
twst = TW_STATUS & 0xF8;
|
||||
if ( (twst != TW_START) && (twst != TW_REP_START)) return 1;
|
||||
// отправка адреса устрой-ва
|
||||
TWDR = address;
|
||||
TWCR = (1<<TWINT) | (1<<TWEN);
|
||||
// ожидание ответа от ведомого уст-ва
|
||||
while(!(TWCR & (1<<TWINT)));
|
||||
// проверка полученных значений
|
||||
twst = TW_STATUS & 0xF8;
|
||||
if ( (twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK) ) return 1;
|
||||
|
||||
return 0;
|
||||
|
||||
}
|
||||
|
||||
// ждем, если устрой-во занято, а потом передаем условие СТАРТ на шину
|
||||
void i2c_start_wait(unsigned char address)
|
||||
{
|
||||
uint8_t twst;
|
||||
|
||||
for(;;)
|
||||
{
|
||||
// отправка условия СТАРТ
|
||||
TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
|
||||
// ожидание завершения передачи условия СТАРТ
|
||||
while(!(TWCR & (1<<TWINT)));
|
||||
// проверка значений регистра
|
||||
twst = TW_STATUS & 0xF8;
|
||||
if ( (twst != TW_START) && (twst != TW_REP_START)) continue;
|
||||
// отправка адреса устрой-ва
|
||||
TWDR = address;
|
||||
TWCR = (1<<TWINT) | (1<<TWEN);
|
||||
// ожидание ответа от ведомого уст-ва
|
||||
while(!(TWCR & (1<<TWINT)));
|
||||
// проверка занято ли ведомое уст-во
|
||||
twst = TW_STATUS & 0xF8;
|
||||
if ( (twst == TW_MT_SLA_NACK )||(twst ==TW_MR_DATA_NACK) )
|
||||
{
|
||||
// устройство занято, отправьте условие остановки для прекращения операции записи
|
||||
TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
|
||||
// ждем освобождения шины
|
||||
while(TWCR & (1<<TWSTO));
|
||||
continue;
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
// тупа повторяем условие СТАРТ
|
||||
unsigned char i2c_rep_start(unsigned char address)
|
||||
{
|
||||
return i2c_start(address);
|
||||
}
|
||||
|
||||
// передача условия СТОП на шину
|
||||
void i2c_stop(void)
|
||||
{
|
||||
// отправка условия СТОП
|
||||
TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
|
||||
// ждем выполнения условия остановки
|
||||
while(TWCR & (1<<TWSTO));
|
||||
}
|
||||
|
||||
// отправка данных, если функция вернет 0, то все успешно, иначе нет
|
||||
unsigned char i2c_write( unsigned char data )
|
||||
{
|
||||
uint8_t twst;
|
||||
|
||||
// отправляем данные на уст-во
|
||||
TWDR = data;
|
||||
TWCR = (1<<TWINT) | (1<<TWEN);
|
||||
// ждем завершения передачи
|
||||
while(!(TWCR & (1<<TWINT)));
|
||||
// записываем ответ от ведомого уст-ва
|
||||
twst = TW_STATUS & 0xF8;
|
||||
if( twst != TW_MT_DATA_ACK) return 1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
// читаем данные и продолжаем вещание
|
||||
unsigned char i2c_readAck(void)
|
||||
{
|
||||
TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWEA);
|
||||
while(!(TWCR & (1<<TWINT)));
|
||||
|
||||
return TWDR;
|
||||
}
|
||||
|
||||
// читаем данные и после их получения передаем услови СТОП
|
||||
unsigned char i2c_readNak(void)
|
||||
{
|
||||
TWCR = (1<<TWINT) | (1<<TWEN);
|
||||
while(!(TWCR & (1<<TWINT)));
|
||||
|
||||
return TWDR;
|
||||
}
|
||||
@@ -0,0 +1,36 @@
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include "circular_buf.h"
|
||||
|
||||
|
||||
void initialize_buffer(struct circular_buffer* cb) {
|
||||
cb->buf_head = 0;
|
||||
cb->buf_tail = 0;
|
||||
}
|
||||
// Проверка, пустой ли буфер
|
||||
int buffer_empty(const struct circular_buffer* cb) {
|
||||
return cb->buf_head == cb->buf_tail;
|
||||
}
|
||||
// Проверка, заполнен ли буфер
|
||||
int buffer_full(const struct circular_buffer* cb) {
|
||||
return (cb->buf_tail + 1) % BUFFER_SIZE == cb->buf_head; //проверяем следующее число, если оно будет совпадать с индексом головы то будет false, при совпадении вывод true
|
||||
}
|
||||
// Запись в буфер
|
||||
void write_buffer(struct circular_buffer* cb, int value) {
|
||||
if (buffer_full(cb)) { // проверяем, заполнен ли буфер
|
||||
return;
|
||||
}
|
||||
cb->buffer[cb->buf_tail] = value;// записываем значение в элемент массива в хвост
|
||||
cb->buf_tail = (cb->buf_tail + 1) % BUFFER_SIZE;// присваивается cb->buf_tail, обновляется его значение на следующий индекс в буфере
|
||||
}
|
||||
// Чтение элемента
|
||||
int read_buffer(struct circular_buffer* cb) {
|
||||
if (buffer_empty(cb)) { // проверка на пустоту
|
||||
return -1;// -1 как индикатор в случае ошибки
|
||||
}
|
||||
int value = cb->buffer[cb->buf_head]; // чтение по индексу головы
|
||||
cb->buf_head = (cb->buf_head + 1) % BUFFER_SIZE; // увеличиваем индекс на 1
|
||||
return value;
|
||||
}
|
||||
|
||||
|
||||
@@ -0,0 +1,18 @@
|
||||
#ifndef CIRCULAR_BUFFER_H
|
||||
#define CIRCULAR_BUFFER_H
|
||||
|
||||
#define BUFFER_SIZE 32
|
||||
|
||||
struct circular_buffer{
|
||||
unsigned char buffer[BUFFER_SIZE];
|
||||
unsigned char buf_head;
|
||||
unsigned char buf_tail;
|
||||
};
|
||||
|
||||
void initialize_buffer(struct circular_buffer* cb);
|
||||
int buffer_empty(const struct circular_buffer* cb);
|
||||
int buffer_full(const struct circular_buffer* cb);
|
||||
void write_buffer(struct circular_buffer* cb, int value);
|
||||
int read_buffer(struct circular_buffer* cb);
|
||||
|
||||
#endif /* CIRCULAR_BUFFER_H */
|
||||
@@ -0,0 +1,21 @@
|
||||
#include <avr/io.h>
|
||||
#include <avr/interrupt.h>
|
||||
|
||||
static volatile unsigned long timerMillis = 0;
|
||||
|
||||
void timerInit() {
|
||||
TCCR1B |= (1 << WGM12) | (1 << CS11) | (1 << CS10);
|
||||
OCR1A = 250;
|
||||
TIMSK1 |= (1 << OCIE1A);
|
||||
sei();
|
||||
}
|
||||
|
||||
unsigned long millis() {
|
||||
unsigned long ms;
|
||||
ms = timerMillis;
|
||||
return ms;
|
||||
}
|
||||
|
||||
ISR(TIMER1_COMPA_vect) {
|
||||
timerMillis++;
|
||||
}
|
||||
@@ -0,0 +1,7 @@
|
||||
#ifndef TIMER_H
|
||||
#define TIMER_H
|
||||
|
||||
void timerInit();
|
||||
unsigned long millis();
|
||||
|
||||
#endif // TIMER_H
|
||||
+64
@@ -0,0 +1,64 @@
|
||||
#include <avr/io.h>
|
||||
#include <avr/interrupt.h>
|
||||
#include <stdint.h>
|
||||
#include <string.h>
|
||||
#include "timer.h"
|
||||
#include "circular_buf.h"
|
||||
#include "uart.h"
|
||||
|
||||
void UART_init(void) {
|
||||
UCSR0B = (1 << RXEN0) | (1 << TXEN0) | (1 << RXCIE0) | (1 << UDRIE0); // прерывание по приему и опустошению буфера передачи
|
||||
UCSR0C = (1 << UCSZ01) | (1 << UCSZ00);
|
||||
UBRR0H = 0;
|
||||
UBRR0L = 103;
|
||||
}
|
||||
|
||||
void UART_send(uint8_t* data, size_t length) {
|
||||
for (size_t i = 0; i < length; i++) {
|
||||
if (!buffer_full(&usartTxBuffer)) {
|
||||
write_buffer(&usartTxBuffer, data[i]);
|
||||
} else {
|
||||
break; // если буфер передачи заполнен, то отправка прерывается
|
||||
}
|
||||
}
|
||||
UCSR0B |= (1 << UDRIE0); // Включаем прерывание по опустошению буфера
|
||||
}
|
||||
|
||||
// Получение данных из буфера
|
||||
int UART_receive(uint8_t* data, size_t length) {
|
||||
char overflow=0; // Флаг переполнения, который устанавливается, если превышен размер массива
|
||||
uint32_t byteCount=0; // Счетчик байтов, принятых из буфера приема
|
||||
uint32_t timeout_ms = 4; // Таймаут в миллисекундах для общего времени приема данных
|
||||
uint32_t start_time = millis();
|
||||
//Цикл приема данных с таймаутом
|
||||
while(1)
|
||||
{
|
||||
// Пока буфер приема не пуст и не истек таймаут общего времени,
|
||||
// функция продолжает читать байты из буфера и сохранять их в массив data.
|
||||
while (!buffer_empty(&usartRxBuffer)) {
|
||||
int reader = read_buffer(&usartRxBuffer);//прием и запись символа в переменную
|
||||
if(byteCount<=length){
|
||||
data[byteCount] = reader; // запись в массив с индексом byteCount
|
||||
}
|
||||
else{
|
||||
overflow=1;
|
||||
}
|
||||
byteCount++;
|
||||
|
||||
start_time = millis();
|
||||
}
|
||||
if ((millis() - start_time) > timeout_ms) { // если превышение времени в 4 ms
|
||||
break;
|
||||
}
|
||||
|
||||
}
|
||||
return overflow?-1:byteCount; // возвращает количество успешно принятых байт или -1
|
||||
}
|
||||
|
||||
// прерывание по завершению приема
|
||||
ISR(USART_RX_vect) {
|
||||
uint8_t data = UDR0; // читаем из регистра UDR0
|
||||
if (!buffer_full(&usartRxBuffer)) {
|
||||
write_buffer(&usartRxBuffer, data);// записываем символ в буфер приема
|
||||
}
|
||||
}
|
||||
+18
@@ -0,0 +1,18 @@
|
||||
#ifndef UART_H
|
||||
#define UART_H
|
||||
#include <stdint.h>
|
||||
#include <stddef.h>
|
||||
#include "timer.h"
|
||||
#include "circular_buf.h"
|
||||
|
||||
#define F_CPU 16000000
|
||||
|
||||
struct circular_buffer usartRxBuffer;
|
||||
struct circular_buffer usartTxBuffer;
|
||||
|
||||
void UART_init(void);
|
||||
void UART_send(uint8_t* data, size_t length);
|
||||
int UART_receive(uint8_t* data, size_t length);
|
||||
|
||||
|
||||
#endif /* UART_H */
|
||||
+41
-29
@@ -18,6 +18,7 @@ void init_hdlc_client(struct Client* client, int connecting_frame_timeout){
|
||||
client->state = IDLE_STATE;
|
||||
client->connecting_frame_timeout = connecting_frame_timeout;
|
||||
connecting_frame_timeout_bf = connecting_frame_timeout;
|
||||
client->current_index_frame = 20;
|
||||
|
||||
client->current_state_hdlc.control_escape = 0;
|
||||
client->current_state_hdlc.fcs = FCS_INIT_VALUE;
|
||||
@@ -27,28 +28,15 @@ void init_hdlc_client(struct Client* client, int connecting_frame_timeout){
|
||||
client->current_state_hdlc.dest_index = 0;
|
||||
}
|
||||
|
||||
void connect(struct Client* client, hdlc_control_t* frame){
|
||||
void hdlc_connect(struct Client* client){
|
||||
client->state = CONNECTING;
|
||||
|
||||
client->frameS.seq_no = 0;
|
||||
client->frameS.frame = S_FRAME;
|
||||
|
||||
*frame = client->frameS;
|
||||
|
||||
// if (client->frame1.seq_no == -4){
|
||||
// client->frame1.seq_no = 0;
|
||||
// client->frame1.frame = S_FRAME;
|
||||
//
|
||||
// *frame = client->frame1;
|
||||
// } else if (client->frame1.seq_no == -4){
|
||||
// client->frame1.seq_no = 0;
|
||||
// client->frame1.frame = S_FRAME;
|
||||
//
|
||||
// *frame = client->frame1;
|
||||
// }
|
||||
client->current_index_frame = client->frameS.seq_no;
|
||||
}
|
||||
|
||||
int send_data(struct Client* client, hdlc_control_t* frame, uint8_t* data, size_t data_len){
|
||||
int hdlc_send_data(struct Client* client, uint8_t data[], size_t data_len){
|
||||
if (client->state != READY_STATE){
|
||||
return ERR_INVALID_STATE;
|
||||
}
|
||||
@@ -61,23 +49,34 @@ int send_data(struct Client* client, hdlc_control_t* frame, uint8_t* data, size_
|
||||
|
||||
client->frameI.seq_no = 0;
|
||||
client->frameI.frame = I_FRAME;
|
||||
client->data_i_frame = *data;
|
||||
client->data_i_frame = data;
|
||||
client->len_data_i_frame = data_len;
|
||||
|
||||
*frame = client->frameI;
|
||||
client->current_index_frame = client->frameI.seq_no;
|
||||
|
||||
client->state = RECIVING;
|
||||
};
|
||||
return 0;
|
||||
}
|
||||
|
||||
int hdlc_get_raw_frame(struct Client *client, hdlc_control_t* frame, uint8_t buffer[], size_t lenBuffer) {
|
||||
if (frame->frame = S_FRAME){
|
||||
int ret = hdlc_frame_data(frame, NULL, 0, buffer, &lenBuffer);
|
||||
int hdlc_get_raw_frame(struct Client *client, uint8_t* buffer, size_t lenBuffer) {
|
||||
if(client->state == RECIVING){
|
||||
int ret = hdlc_frame_data(&client->frameI, client->data_i_frame,
|
||||
client->len_data_i_frame, buffer, &lenBuffer);
|
||||
if (ret < 0){
|
||||
printf("err in get_frame: %d\n", ret);
|
||||
}
|
||||
} else {
|
||||
int ret = hdlc_frame_data(frame, &client->data_i_frame,
|
||||
client->len_data_i_frame, buffer, &lenBuffer);
|
||||
}
|
||||
|
||||
if (client->state == CONNECTING){
|
||||
int ret = hdlc_frame_data(&client->frameS, NULL, 0, buffer, &lenBuffer);
|
||||
|
||||
if (ret < 0){
|
||||
printf("err in get_frame: %d\n", ret);
|
||||
}
|
||||
}
|
||||
|
||||
if (client->state == DISCONNECTING){
|
||||
int ret = hdlc_frame_data(&client->frame_rej, NULL, 0, buffer, &lenBuffer);
|
||||
|
||||
if (ret < 0){
|
||||
printf("err in get_frame: %d\n", ret);
|
||||
}
|
||||
@@ -86,28 +85,40 @@ int hdlc_get_raw_frame(struct Client *client, hdlc_control_t* frame, uint8_t buf
|
||||
return 0;
|
||||
}
|
||||
|
||||
int hdlc_decode_recived_raw_data(struct Client* client, uint8_t buffer[], size_t len_buffer){
|
||||
int hdlc_decode_recived_raw_data(struct Client* client, uint8_t* buffer, size_t len_buffer, uint8_t* recived_data, size_t* len_recived_data){
|
||||
hdlc_control_t recv_control;
|
||||
uint8_t recive[len_buffer];
|
||||
|
||||
int ret = hdlc_get_data_with_state(&client->current_state_hdlc, &recv_control, buffer, len_buffer, recive,
|
||||
int ret = hdlc_get_data_with_state(&client->current_state_hdlc,&recv_control, buffer, len_buffer, recive,
|
||||
&len_buffer);
|
||||
|
||||
if (ret < 0) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
if (recv_control.seq_no != client->current_index_frame){
|
||||
client->state = DISCONNECTING;
|
||||
client->frame_rej.seq_no = 0;
|
||||
client->frame_rej.frame = S_FRAME_NACK;
|
||||
return ERR_INVALID_SEQ_NUMBER_FRAME;
|
||||
}
|
||||
|
||||
switch (recv_control.frame) {
|
||||
case S_FRAME:
|
||||
client->state = READY_STATE;
|
||||
break;
|
||||
case I_FRAME:
|
||||
for (int i = 0; i < sizeof(recive)-2; i++){
|
||||
recived_data[i] = recive[i];
|
||||
}
|
||||
|
||||
*len_recived_data = sizeof(recive)-2;
|
||||
break;
|
||||
case S_FRAME_NACK:
|
||||
client->state = DISCONNECTING;
|
||||
client->frame_rej.seq_no = 0;
|
||||
client->frame_rej.frame = S_FRAME_NACK;
|
||||
break;
|
||||
return ERR_INVALID_SEQ_NUMBER_FRAME;
|
||||
}
|
||||
|
||||
client->connecting_frame_timeout = connecting_frame_timeout_bf;
|
||||
@@ -120,4 +131,5 @@ int hdlc_timeout_handler(struct Client* client, int delta_time){
|
||||
if (client->connecting_frame_timeout <= 0){
|
||||
return ERR_FRAME_TIME_OUT;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
+6
-5
@@ -17,10 +17,11 @@ enum HDLCState {
|
||||
struct Client{
|
||||
enum HDLCState state;
|
||||
int connecting_frame_timeout; //-1
|
||||
uint8_t current_index_frame;
|
||||
hdlc_state_t current_state_hdlc;
|
||||
hdlc_control_t frameS;
|
||||
hdlc_control_t frameI;
|
||||
uint8_t data_i_frame;
|
||||
uint8_t* data_i_frame;
|
||||
size_t len_data_i_frame;
|
||||
// hdlc_control_t frame3;
|
||||
// hdlc_control_t frame4;
|
||||
@@ -29,11 +30,11 @@ struct Client{
|
||||
|
||||
//название функций
|
||||
void init_hdlc_client(struct Client* client, int connecting_frame_timeout);
|
||||
void connect(struct Client* client, hdlc_control_t* frame);
|
||||
int send_data(struct Client* client, hdlc_control_t* frame, uint8_t* data, size_t data_len);
|
||||
int hdlc_get_raw_frame(struct Client *client, hdlc_control_t* frame, uint8_t buffer[], size_t lenBuffer);
|
||||
void hdlc_connect(struct Client* client);
|
||||
int hdlc_send_data(struct Client* client, uint8_t data[], size_t data_len);
|
||||
int hdlc_get_raw_frame(struct Client *client, uint8_t* buffer, size_t lenBuffer);
|
||||
//принимает буффер с уарта
|
||||
int hdlc_decode_recived_raw_data(struct Client* client, uint8_t buffer[], size_t len_buffer);
|
||||
int hdlc_decode_recived_raw_data(struct Client* client, uint8_t* buffer, size_t len_buffer, uint8_t* recived_data, size_t* len_recived_data);
|
||||
int hdlc_timeout_handler(struct Client* client, int delta_time);
|
||||
|
||||
#endif //CLIENT_H
|
||||
|
||||
+2
-1
@@ -122,7 +122,8 @@ int hdlc_get_data(hdlc_control_t *control, uint8_t *src,
|
||||
|
||||
//int hdlc_get_data_with_state(hdlc_state_t *state, hdlc_control_t *control, const char *src,
|
||||
// unsigned int src_len, char *dest, unsigned int *dest_len)
|
||||
int hdlc_get_data_with_state(hdlc_state_t *state, hdlc_control_t *control, uint8_t *src,
|
||||
int
|
||||
hdlc_get_data_with_state(hdlc_state_t *state, hdlc_control_t *control, uint8_t *src,
|
||||
size_t src_len, uint8_t *dest, size_t *dest_len){
|
||||
int ret;
|
||||
char value;
|
||||
|
||||
-18
@@ -43,24 +43,6 @@ typedef struct {
|
||||
int dest_index;
|
||||
} hdlc_state_t;
|
||||
|
||||
/**
|
||||
* Set the hdlc state
|
||||
*
|
||||
* @param[in] state The new hdlc state to be used
|
||||
* @retval 0 Success
|
||||
* @retval -EINVAL Invalid parameter
|
||||
*/
|
||||
int hdlc_set_state(hdlc_state_t *state);
|
||||
|
||||
/**
|
||||
* Get current hdlc state
|
||||
*
|
||||
* @param[out] state Current hdlc state
|
||||
* @retval 0 Success
|
||||
* @retval -EINVAL Invalid parameter
|
||||
*/
|
||||
int hdlc_get_state(hdlc_state_t *state);
|
||||
|
||||
/**
|
||||
* Retrieves data from specified buffer containing the HDLC frame. Frames can be
|
||||
* parsed from multiple buffers e.g. when received via UART.
|
||||
|
||||
+23
-21
@@ -1,39 +1,41 @@
|
||||
//#include "hdlc.h"
|
||||
#include "stdio.h"
|
||||
#include "client.h"
|
||||
#include <stdlib.h>
|
||||
#include <inttypes.h>
|
||||
|
||||
int main(){
|
||||
struct Client hdlc;
|
||||
init_hdlc_client(&hdlc, 200);
|
||||
hdlc_control_t frame;
|
||||
connect(&hdlc, &frame);
|
||||
uint8_t buffer_for_ex[25];
|
||||
uint8_t fake_buffer[2];
|
||||
hdlc_get_raw_frame(&hdlc, &frame, buffer_for_ex, sizeof(buffer_for_ex));
|
||||
hdlc_connect(&hdlc);
|
||||
uint8_t buffer_for_ex[20];
|
||||
uint8_t fake_buffer;
|
||||
hdlc_get_raw_frame(&hdlc, buffer_for_ex, sizeof(buffer_for_ex));
|
||||
|
||||
for (int i = 0; i < 200; i++){
|
||||
int z = hdlc_timeout_handler(&hdlc, 1);
|
||||
if (z < 0){
|
||||
printf("%d\n", z);
|
||||
}
|
||||
hdlc_decode_recived_raw_data(&hdlc, fake_buffer, sizeof(fake_buffer));
|
||||
hdlc_decode_recived_raw_data(&hdlc, &fake_buffer, sizeof(fake_buffer), 0, 0);
|
||||
}
|
||||
|
||||
hdlc_get_raw_frame(&hdlc, &frame, buffer_for_ex, sizeof(buffer_for_ex));
|
||||
int i = hdlc_decode_recived_raw_data(&hdlc, buffer_for_ex, sizeof(buffer_for_ex));
|
||||
printf("%d\n", i);
|
||||
hdlc_get_raw_frame(&hdlc, buffer_for_ex, sizeof(buffer_for_ex));
|
||||
int i = hdlc_decode_recived_raw_data(&hdlc, buffer_for_ex, sizeof(buffer_for_ex), 0, 0);
|
||||
if (i < 0){
|
||||
printf("err connect: %d\n", i);
|
||||
}
|
||||
|
||||
hdlc_control_t frame_data;
|
||||
uint8_t data = 003;
|
||||
send_data(&hdlc, &frame_data, &data, sizeof(data));
|
||||
uint8_t buffer_for_ex_data[128];
|
||||
uint8_t data[] = {32, 233, 132, 102, 12, 12, 44, 121, 34};
|
||||
hdlc_send_data(&hdlc, data, sizeof(data));
|
||||
uint8_t buffer_for_ex_data[20];
|
||||
|
||||
hdlc_get_raw_frame(&hdlc, &frame_data, buffer_for_ex_data, sizeof(buffer_for_ex_data));
|
||||
hdlc_get_raw_frame(&hdlc, buffer_for_ex_data, 20);
|
||||
|
||||
//printf("first_ex:%d\n", buffer_for_ex_data[0]);
|
||||
uint8_t recivedData[] = {};
|
||||
size_t len_recived_data = 0;
|
||||
int x = hdlc_decode_recived_raw_data(&hdlc, buffer_for_ex_data, 20, recivedData, &len_recived_data);
|
||||
if (x < 0){
|
||||
printf("err send: %d\n", x);
|
||||
}
|
||||
printf("recived data: %d\n", recivedData[1]);
|
||||
|
||||
i = hdlc_decode_recived_raw_data(&hdlc, buffer_for_ex_data, sizeof(buffer_for_ex_data));
|
||||
printf("%d\n", i);
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,8 @@
|
||||
#ifndef Lcd_print_h
|
||||
#define Lcd_print_h
|
||||
#include <Arduino.h>
|
||||
|
||||
void Lcd_inciliation();
|
||||
void printLcd(const char* inputText);
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,72 @@
|
||||
#include "lcd.h"
|
||||
#include "client.h"
|
||||
#include "uart.h"
|
||||
#include "stdbool.h"
|
||||
#include "stdio.h"
|
||||
|
||||
struct Client hdlc;
|
||||
bool flag_connection = false;
|
||||
|
||||
void setup() {
|
||||
Lsd_inciliation();
|
||||
UART_init();
|
||||
init_hdlc_client(&hdlc, 200);
|
||||
}
|
||||
|
||||
void loop() {
|
||||
if (!flag_connection){
|
||||
hdlc_connect(&hdlc);
|
||||
uint8_t buffer;
|
||||
hdlc_get_raw_frame(&hdlc, &buffer, sizeof(buffer));
|
||||
|
||||
UART_send(&buffer, sizeof(buffer));
|
||||
|
||||
bool flag_recive = true;
|
||||
while(flag_recive){
|
||||
uint8_t buffer;
|
||||
UART_receive(&buffer, sizeof(buffer));
|
||||
|
||||
int err = hdlc_timeout_handler(&hdlc, 1);
|
||||
if (err != 0){
|
||||
return err;
|
||||
}
|
||||
|
||||
int ret = hdlc_decode_recived_raw_data(&hdlc, &fake_buffer, sizeof(fake_buffer), 0, 0);
|
||||
|
||||
if (ret == -6){
|
||||
uint8_t buffer;
|
||||
hdlc_get_raw_frame(&hdlc, &hdlc->frame_rej, &buffer, sizeof(buffer));
|
||||
UART_send(&buffer, sizeof(buffer));
|
||||
}
|
||||
|
||||
if (ret == 0 && client->state == READY_STATE){
|
||||
flag_connection = true;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
bool flag_recive = true;
|
||||
while(flag_recive){
|
||||
uint8_t buffer;
|
||||
UART_receive(&buffer, sizeof(buffer));
|
||||
|
||||
int err = hdlc_timeout_handler(&hdlc, 1);
|
||||
if (err != 0){
|
||||
return err;
|
||||
}
|
||||
|
||||
uint8_t recived_data;
|
||||
size_t len_recived_data;
|
||||
|
||||
int ret = hdlc_decode_recived_raw_data(&hdlc, &fake_buffer, sizeof(fake_buffer), &recived_data, &len_recived_data);
|
||||
|
||||
if (ret == -6){
|
||||
uint8_t buffer;
|
||||
hdlc_get_raw_frame(&hdlc, &hdlc->frame_rej, &buffer, sizeof(buffer));
|
||||
UART_send(&buffer, sizeof(buffer));
|
||||
}
|
||||
|
||||
printLsd(recived_data);
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user