nBus-bridge/Core/Src/NbusBridge.cpp

/*
 * NbusBridge.cpp
 *
 *  Created on: Mar 7, 2025
 *      Author: juraj
 */

#include "NbusBridge.h"
#include "dataframe.h"

NbusBridge::NbusBridge(UART_HandleTypeDef *uartUbus) {
	_uartUbus = uartUbus;
	_num_slaves = 0;
	//_packet_rx = new DataFrame (_data_packet_rx, sizeof(_data_packet_rx), TYPE_PLAIN, CRC_ON);

}

NbusBridge::~NbusBridge() {
	// TODO Auto-generated destructor stub
}

void NbusBridge::transmit(DataFrame *packet) {
	HAL_UART_Transmit(_uartUbus, packet->GetFrame(), packet->GetLength(), 100);

	HAL_UARTEx_ReceiveToIdle_DMA(_uartUbus, _data_packet_rx, 64);
}

uint8_t NbusBridge::send(DataFrame *frame){
	frame->Commit();
	transmit(frame);
	return 0;
}


bool NbusBridge::addSlave(NbusSlave *slave){
	if(_num_slaves >= MAX_SLAVES){
		return false;
	}
	_slaves[_num_slaves++] = slave;
	return true;
}

bool NbusBridge::call_echo(uint8_t slave){
	if(slave >= _num_slaves){
			return false;
	}
	if(slave == 0){
		for(uint32_t i = 0 ; i<_num_slaves ; i++){
			_slaves[i]->nbus_echo();
		}
		return true;
	}
	_slaves[slave]->nbus_echo();
	return true;
}