| 61,6 → 61,7 |
|---|
| #include "timer1.h" |
| #include "eeprom.h" |
| #include "led.h" |
| #include "crc16.h" |
| |
| |
| |
| 96,7 → 97,7 |
|---|
| EEPROM_Result_t EEPROM_Transfer(u8 Direction, u16 Address, u8 *pData, u16 DataLen) |
| { |
| u16 i; |
| u8 retry = 0; |
| u8 retry = 0; |
| EEPROM_Result_t retval = EEPROM_ERROR_UNKNOWN; |
| |
| if(((u32)Address + (u32)DataLen) >= (EEPROM_SIZE - 1)) |
| 194,7 → 195,7 |
|---|
| |
| while(DataLen > 0) |
| { |
| if(DataLen > I2C_BUFFER_LEN) RxLen = I2C_BUFFER_LEN; |
| if(DataLen > I2C_BUFFER_LEN - 2) RxLen = I2C_BUFFER_LEN - 2; |
| else RxLen = DataLen; |
| |
| retval = EEPROM_Transfer(EEPROM_READ, Address+AdrOffset, &(pData[AdrOffset]), RxLen); |
| 221,3 → 222,72 |
|---|
| else UART1_PutString("failed !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"); |
| return(retval); |
| } |
| |
| |
| void WriteLicenseToEEPROM(u8 kompatibel) |
| { |
| // u8 msg[150]; |
| u16 crc,crc2; |
| EEPROM_Result_t retval = EEPROM_ERROR_UNKNOWN; |
| crc = kompatibel; |
| crc += CRC16(LicensePtr,LICENSE_SIZE_TEXT); |
| EEPROM_ReadBlock(EEPROM_ADR_LICENSE_DATA_CRC,(u8 *)&crc2,2); |
| if(crc != crc2) |
| { |
| // UART1_PutString("\r\n Copy License to EEPROM..."); |
| retval = EEPROM_WriteBlock(EEPROM_ADR_LICENSE_DATA,LicensePtr,LICENSE_SIZE_TEXT); |
| if(retval == EEPROM_SUCCESS) retval = EEPROM_WriteBlock(EEPROM_ADR_LICENSE_DATA_CRC,(u8 *)&crc,2); |
| /* |
| if(retval == EEPROM_SUCCESS) UART1_PutString("ok"); |
| else UART1_PutString("failed !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"); |
| sprintf(msg, " (0x%04x)",crc); |
| UART1_PutString(msg); |
| */ |
| } |
| // else UART1_PutString("\r\n Copy of License in EEPROM "); |
| } |
| |
| void ClearLicenseText(void) |
| { |
| u32 i; |
| for(i=0; i < LICENSE_SIZE_TEXT;i++) LicensePtr[i] = 0; //Achtung: das leert die ganze Struktur, nicht nur den Namen |
| } |
| |
| void DeleteLicenseInEEPROM(void) |
| { |
| ClearLicenseText(); |
| WriteLicenseToEEPROM(0); |
| } |
| |
| u8 ReadLicenseFromEEPROM(void) |
| { |
| u8 retval = 0, tmp; |
| // u8 msg[150]; |
| u16 crc, crc2; |
| |
| // UART1_PutString("\r\n Read License from EEPROM..."); |
| tmp = EEPROM_ReadBlock(EEPROM_ADR_LICENSE_DATA,LicensePtr,LICENSE_SIZE_TEXT); |
| if(EEPROM_SUCCESS == tmp) retval = 1; |
| |
| crc = EEPROM_LICENSE_DATA_KOMPATIBEL; |
| crc += CRC16(LicensePtr,LICENSE_SIZE_TEXT); |
| EEPROM_ReadBlock(EEPROM_ADR_LICENSE_DATA_CRC,(u8 *)&crc2,2); |
| |
| if(crc != crc2) retval++; |
| if(retval && LicensePtr[0] != 0 && LicensePtr[0] != 0xff) |
| { |
| // sprintf(msg, "ok (0x%04x)",crc); |
| // UART1_PutString(msg); |
| return(1); |
| } |
| else |
| { |
| UART1_PutString("not found !"); |
| ClearLicenseText(); |
| return(0); |
| } |
| } |
| |
| |
| |
| |