bool DS1307_GetTimeDate(TimeDate_t* const TimeDate) { #if defined(DUMMY_RTC) TimeDate->Hour = 1; TimeDate->Minute = 1; TimeDate->Second = 1; TimeDate->Day = 1; TimeDate->Month = 1; TimeDate->Year = 1; #else DS1307_DateTimeRegs_t CurrentRegValues; const uint8_t ReadAddress = 0; // Read in the stored Time and Date from the DS1307 if (TWI_ReadPacket(DS1307_ADDRESS, 10, &ReadAddress, sizeof(ReadAddress), (uint8_t*)&CurrentRegValues, sizeof(DS1307_DateTimeRegs_t)) != TWI_ERROR_NoError) { return false; } // Convert stored time value into decimal TimeDate->Second = (CurrentRegValues.Byte1.Fields.TenSec * 10) + CurrentRegValues.Byte1.Fields.Sec; TimeDate->Minute = (CurrentRegValues.Byte2.Fields.TenMin * 10) + CurrentRegValues.Byte2.Fields.Min; TimeDate->Hour = (CurrentRegValues.Byte3.Fields.TenHour * 10) + CurrentRegValues.Byte3.Fields.Hour; // Convert stored date value into decimal TimeDate->Day = (CurrentRegValues.Byte5.Fields.TenDay * 10) + CurrentRegValues.Byte5.Fields.Day; TimeDate->Month = (CurrentRegValues.Byte6.Fields.TenMonth * 10) + CurrentRegValues.Byte6.Fields.Month; TimeDate->Year = (CurrentRegValues.Byte7.Fields.TenYear * 10) + CurrentRegValues.Byte7.Fields.Year; #endif return true; }
void power_tick(void) { unsigned char dummy; if (TWI_ReadPacket(POWER_READ_ADDR, 1, &dummy, 0, (unsigned char *)&_power_data, 4) != TWI_ERROR_NoError) { power_cvolts = 0; } else { power_cvolts = (unsigned short)(1.99f * power_cvolts); } }