#include <Wire.h>

#define LCD_ADDRESS 0x27
#define LCD_ROWS 2
#define LCD_COLUMNS 16

byte MasArray[32] = {
78, 69, 71, 82, 32, 77, 65, 78, 68, 65, 82, 73, 78, 33, 33, 33,
32, 32, 32, 32, 46, 32, 32, 32, 32, 46, 32, 32, 32, 46, 37, 33
};

char colum1[17];
char colum2[17];

unsigned long previousTime = 0;
const unsigned long interval = 200;

void delay_ms(unsigned long milliseconds) {
unsigned long startTime = millis();
while (millis() - startTime < milliseconds) {
// Wait until the specified time has passed
}
}

void lcdCommand(uint8_t command) {
Wire.beginTransmission(LCD_ADDRESS);
Wire.write(0x00);
Wire.write(command);
Wire.endTransmission();
}

void lcdWrite(uint8_t value) {
Wire.beginTransmission(LCD_ADDRESS);
Wire.write(0x40);
Wire.write(value);
Wire.endTransmission();
}

void lcdSetCursor(uint8_t row, uint8_t col) {
uint8_t row_offsets[] = { 0x00, 0x40 };
uint8_t offset = row_offsets[row] + col;
lcdCommand(0x80 | offset);
}

void lcdClear() {
lcdCommand(0x01); // Clear display
delay_ms(2); // Delay for clear display command
}

void lcdInit() {
Wire.begin();
lcdCommand(0x38); // Function set: 8-bit mode, 2 lines, 5x8 font
lcdCommand(0x0C); // Display control: Display ON, Cursor OFF, Blinking OFF
lcdClear();
}

void lcdPrint(const char* str) {
while (*str) {
lcdWrite(*str++);
}
}

void setup() {
Serial.begin(9600);
lcdInit();

for (int i = 0; i < 32; i++) {
if (i < 16) {
colum1[i] = (char)MasArray[i];
} else {
colum2[i - 16] = (char)MasArray[i];
}
}
colum1[16] = '\0';
colum2[16] = '\0';
}

void loop() {
unsigned long currentTime = millis();

if (currentTime - previousTime >= interval) {
previousTime = currentTime;

for (int i = 15; i > 0; i--) {
lcdSetCursor(i, 0);
lcdPrint(colum1);
lcdSetCursor(0, 1);
lcdPrint(colum2);
delay_ms(200); // Use the custom delay_ms() function instead of delay()
lcdClear();
}
}
}