FaSTTUBe/mv-bms
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V1.7

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This commit is contained in:
hamza
2024-07-08 18:52:09 +03:00
parent 17e8cee0ac
commit 1a6728f7c0
8 changed files with 165 additions and 13 deletions
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24
Core/Src/eeprom.c
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@ -1,7 +1,7 @@
#include "eeprom.h"
#include "errors.h"
#include "stm32f3xx_hal.h"
#include <stdint.h>
#include <string.h>
#define EEPROM_I2C_ADDR 0xA0
@ -10,11 +10,13 @@
#define EEPROM_CONFIG_ECC_OFFSET 0x20
EEPROMConfig eeprom_config;
uint32_t current_address;
static I2C_HandleTypeDef* hi2c;
void eeprom_init(I2C_HandleTypeDef* handle) {
hi2c = handle;
current_address = 0;
uint8_t buf[sizeof(EEPROMConfig) * 3];
// Read 3 EEPROM config buffers at 32 byte offsets
for (size_t ecc_i = 0; ecc_i < 3; ecc_i++) {
@ -58,3 +60,23 @@ void eeprom_config_save() {
HAL_Delay(100);
}
}
void eeprom_write_status(){
uint8_t data_length = 16;
uint8_t data[data_length] = {};
eeprom_write(data, data_length);
}
void eeprom_read(int8_t* data){}
void eeprom_write(uint8_t* data, uint8_t data_length){
HAL_StatusTypeDef status = HAL_I2C_Mem_Write(
hi2c, EEPROM_I2C_ADDR,
current_address, 2,
(uint8_t*)&eeprom_config, sizeof(eeprom_config), 100);
if (status != HAL_OK) {
set_error_source(ERROR_SOURCE_EEPROM);
}
}