nbus/Src/nbus_impl.c

#include "nbus_impl.h"


nBus_functionCode_t* nbus_unicastToSensor(nBus_TypeDef *nbus, nBus_functionCode_t *code){
	return code;
}

nBus_functionCode_t* nbus_unicastToModule(nBus_TypeDef *nbus, nBus_functionCode_t *code){

	switch(nbus->function_code.function){
	case CMD_VERSION:
	{
		nbus->tx_buffer[4] = VERSION_MAJOR;
		nbus->tx_buffer[5] = '.';
		nbus->tx_buffer[6] = VERSION_MINOR;
		nbus->tx_length += 3;
	}
	break;

	case CMD_ECHO:
	{
		for(uint8_t i=3 ; i<nbus->rx_length-1 ; i++){
			nbus->tx_buffer[i+1] = nbus->rx_buffer[i];
		}
		nbus->tx_length += (nbus->rx_length-4);
	}
	break;

	default:
	{
		code->error = 1;
		nbus->tx_buffer[4] = ILLEGAL_FUNCTION;
		nbus->tx_length += 1;
	}
	}

	return code;
}


void nbus_broadcast(nBus_TypeDef *nbus, nBusCommandType_t request_type){
	if(request_type == BROADCAST_SPECIFIC_SENSORS) {

	}

	if(request_type == BROADCAST_GLOBAL) {
		switch(nbus->function_code.function) {
		case CMD_SYNC:
		{
			if(nbus->rx_length < 11){
				return;
			}

			RTC_TimeTypeDef sTime = {0};
			RTC_DateTypeDef sDate = {0};

			sTime.Hours = nbus->rx_buffer[7];
			sTime.Minutes = nbus->rx_buffer[8];
			sTime.Seconds = nbus->rx_buffer[9];
			sTime.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
			sTime.StoreOperation = RTC_STOREOPERATION_RESET;
			HAL_RTC_SetTime(nbus->periph->rtc, &sTime, RTC_FORMAT_BCD);

			sDate.WeekDay = nbus->rx_buffer[6];
			sDate.Month = nbus->rx_buffer[4];
			sDate.Date = nbus->rx_buffer[5];
			sDate.Year = nbus->rx_buffer[3];

			HAL_RTC_SetDate(nbus->periph->rtc, &sDate, RTC_FORMAT_BCD);

		}
		break;

		case CMD_START:
		{
			nbus->measure_active = MEASURE_RUNNING;
		}
		break;

		case CMD_STOP:
		{
			nbus->measure_active = MEASURE_STOPPED;
		}
		break;

		default:
			; // nothing
		}

	}

	nbus->send_response = NO_RESPONSE;
}