ICS-Microprocessor-2020/Modbus_1_Deva4ki
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Удалить 'device_address.c'

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Лада Южакова 2023-06-21 13:19:02 +00:00
parent 7819975461
commit 8fcf65ba66
1 changed files with 0 additions and 41 deletions
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device_address.c
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@ -1,41 +0,0 @@
#include "device_address.h"
#define DEFAULT_MODBUS_ADDRESS (32)
uint8_t EEPROM_ReadByte(uint8_t __eeprom*adr)
{
while (EECR & (1<<EEWE));
EEAR = (uint16_t)adr;
EECR |= (1<<EERE);
return EEDR;
}
void EEPROM_WriteByte(uint8_t __eeprom*adr, uint8_t value)
{
while (EECR & (1<<EEWE));
EEAR = (uint16_t)adr;
EEDR = value;
EECR |= (1<<EEMWE);
EECR |= (1<<EEWE);
}
uint8_t get_device_address(void)
{
return EEPROM_ReadByte(0);
}
void write_device_address(uint8_t address)
{
EEPROM_WriteByte(0, address);
EEPROM_WriteByte(1, ~address);
}
uint8_t get_default_address(void)
{
return DEFAULT_MODBUS_ADDRESS;
}
int is_valid_device_address(void)
{
return (EEPROM_ReadByte(0) ^ EEPROM_ReadByte(1) == 0xFF);
}