/* * eeprom.c * * Created on: 2020. 4. 22. * Author: parkyj */ #include #include "main.h" #include "eeprom.h" #include "stm32f1xx_hal.h" #include "stm32f1xx_hal_gpio.h" /* Includes ------------------------------------------------------------------*/ extern I2C_HandleTypeDef hi2c2; HAL_StatusTypeDef EEPROM_M24C08_ByteRead(uint16_t devid,uint16_t Address,uint8_t* data,uint8_t size); void EEPROM_M24C08_Init(void){ // EEPROM_M24C08_Read(EEPROM_M24C08_ID,EEPROM_ATT_BASE ,&Att_DL1.Table_0_0_dBm,sizeof(ATT_TABLE_st) ); //printf("EEPROM INIT COMPLETE\r\n"); } #if 0 // PYJ.2020.04.23_BEGIN -- void eepromtest(){ memset(&eepdata[0],0x33,100); for(int i = 0; i < 100; i ++ ){ printf("data[%d] : %x \r\n",i,eepdata[i]); EEPROM_M24C08_Bytewrite(EEPROM_M24C08_ID,EEPROM_ATT_BASE + i,&eepdata[i],1); } for(int i = 0; i < 100; i ++ ){ EEPROM_M24C08_ByteRead(EEPROM_M24C08_ID,EEPROM_ATT_BASE + i,&eepdata[i],1); printf("data[%d] : %x \r\n",i,eepdata[i]); } // EEPROM_M24C08_Read(EEPROM_M24C08_ID,EEPROM_ATT_BASE,&eepdata[0],100); // for(int i = 0; i < 100; i ++ ){ // printf("data[%d] : %x \r\n",i,eepdata[i]); // } } #endif // PYJ.2020.04.23_END -- #define MAXEEPROM_LENG 32 HAL_StatusTypeDef EEPROM_M24C08_Read(uint8_t devid,uint16_t Address,uint8_t* data,uint16_t size){ HAL_StatusTypeDef ret = HAL_ERROR; // uint16_t sizecnt = 0, //uint16_t sizeremain = 0; // uint16_t addrees_inc = 0; // ret = HAL_I2C_Mem_Read(&hi2c2, devid | ((Address & 0x0300) >> 7),((Address )), I2C_MEMADD_SIZE_8BIT, &data[0], size, 1024); ret = HAL_I2C_Mem_Read(&hi2c2, devid ,((Address )), I2C_MEMADD_SIZE_16BIT, &data[0], size, 1024); // EEPROM24XX_Load( Address,data, size); if(ret == HAL_ERROR) printf("Write ERR\r\n"); else HAL_Delay(20); return ret; } HAL_StatusTypeDef EEPROM_M24C08_write(uint8_t devid,uint16_t Address,uint8_t* data,uint16_t size){ HAL_StatusTypeDef ret = HAL_ERROR; uint8_t sizecnt = 0,sizeremain = 0; uint16_t addrees_inc = 0; sizecnt = size /MAXEEPROM_LENG; sizeremain = size % MAXEEPROM_LENG; addrees_inc = 0; #if 0 // PYJ.2020.04.25_BEGIN -- for(int i = 0 ; i > 7),((Address + addrees_inc)) , I2C_MEMADD_SIZE_8BIT, &data[addrees_inc], 16, 1024); if(ret == HAL_ERROR) printf("Write ERR\r\n"); else HAL_Delay(20); } addrees_inc += 16; ret = HAL_I2C_Mem_Write(&hi2c2, devid | (((Address + addrees_inc) & 0x0300) >> 7),((Address + addrees_inc)) , I2C_MEMADD_SIZE_8BIT, &data[addrees_inc], sizeremain, 1024); // EEPROM24XX_Save( Address,data, size); if(ret == HAL_ERROR) printf("Write ERR\r\n"); else HAL_Delay(20); #else // printf("size : %d sizecnt = %d sizeremain : %d\r\n",size,sizecnt,sizeremain); if(sizecnt > 0){ for(int i = 0 ; i < sizecnt; i++ ){ addrees_inc = i * MAXEEPROM_LENG; ret = HAL_I2C_Mem_Write(&hi2c2, devid ,((Address + addrees_inc) & 0xFFFF) , I2C_MEMADD_SIZE_16BIT, &data[addrees_inc], MAXEEPROM_LENG, 1024); if(ret == HAL_ERROR) printf("Write ERR\r\n"); else HAL_Delay(20); } addrees_inc += MAXEEPROM_LENG; } // printf("Remain Data Index : %d \r\n",sizeremain); if(sizeremain > 0){ // printf("Remain Data Write Start "); for(int i = 0; i < sizeremain; i++){ ret = HAL_I2C_Mem_Write(&hi2c2, devid ,((Address + addrees_inc + i)& 0xFFFF) , I2C_MEMADD_SIZE_16BIT, &data[addrees_inc + i], 1, 1024); // EEPROM24XX_Save( Address,data, size); if(ret == HAL_ERROR) printf("Write ERR\r\n"); else HAL_Delay(20); } } #endif // PYJ.2020.04.25_END -- return ret; } HAL_StatusTypeDef EEPROM_M24C08_Zerowrite(uint8_t devid,uint16_t Address){ HAL_StatusTypeDef ret = HAL_ERROR; // uint8_t sizeremain = 0; uint16_t addrees_inc = 0; addrees_inc = 0; uint8_t data[4096] = {0,}; for(int i = 0 ; i < 128; i++ ){ addrees_inc = i * MAXEEPROM_LENG; ret = HAL_I2C_Mem_Write(&hi2c2, devid ,((Address + addrees_inc) & 0xFFFF) , I2C_MEMADD_SIZE_16BIT, &data[0], MAXEEPROM_LENG, 1024); if(ret == HAL_ERROR) printf("Write ERR\r\n"); else HAL_Delay(20); } return ret; }