154 lines
2.9 KiB
C++
154 lines
2.9 KiB
C++
#include "train.h"
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static volatile unsigned char *_port = &PORTD;
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Train::Train(const uint8_t address, uint8_t protocol): _address(address), _protocol(protocol)
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{
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}
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Train::Train()
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{
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_address = 0;
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}
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void Train::setAddress(const uint8_t address)
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{
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_address = address;
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}
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uint8_t Train::getAddress()
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{
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return _address;
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}
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void Train::stop()
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{
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lastDataPacket = 0;
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resendData();
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}
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bool Train::isActive()
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{
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return lastDataPacket & 0b0000000111111111;
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}
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void Train::off()
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{
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writePin(_port, _pinHighA, false);
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writePin(_port, _pinHighB, false);
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writePin(_port, _pinLowA, true);
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writePin(_port, _pinLowB, true);
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}
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void Train::setOutput(const uint8_t state)
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{
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if(state == HIGH)
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{
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off();
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_delay_us(3);
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writePin(_port, _pinHighA, true);
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writePin(_port, _pinLowB, false);
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}
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else if (state == LOW)
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{
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off();
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_delay_us(3);
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writePin(_port, _pinHighB, true);
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writePin(_port, _pinLowA, false);
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}
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else
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{
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off();
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}
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}
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void Train::sendBit(const bool bit)
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{
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if(bit)
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{
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setOutput(HIGH);
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_delay_us(170);
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setOutput(LOW);
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_delay_us(25);
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}
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else
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{
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setOutput(HIGH);
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_delay_us(20);
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setOutput(LOW);
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_delay_us(175);
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}
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}
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void Train::sendAddress()
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{
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for(uint8_t i = 0; i < 8; i++)
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{
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sendBit(_address & (1 << i));
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}
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}
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void Train::sendRaw(const uint16_t data)
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{
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for(uint8_t j = 0; j < SEND_COUNT; j++)
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{
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sendAddress();
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for(uint8_t i = 0; i < 10; i++)
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{
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sendBit(data & (1 << i));
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}
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_delay_ms(2);
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}
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}
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void Train::setSpeed(uint8_t speed)
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{
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if(speed != 0)speed = speed + 1;
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else if(speed > 15) speed = 15;
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for(uint8_t i = 0; i < 4; i++)
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{
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lastDataPacket = (lastDataPacket & ~(1 << (i+1)*2)) | (((uint16_t)speed & (1 << i)) << (i+1)*2-i);
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if(_protocol == M_DELTA) lastDataPacket = (lastDataPacket & ~(1 << ((i+1)*2+1))) | (((uint16_t)speed & (1 << i)) << ((i+1)*2+1-i));
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}
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resendData();
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}
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void Train::resendData()
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{
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sendRaw(lastDataPacket);
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}
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uint16_t Train::getLastPacket()
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{
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return lastDataPacket;
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}
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void Train::reverse()
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{
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sendRaw(0b000001100);
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sendRaw(0b000001100);
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}
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void Train::sendFunction(const uint8_t function, bool enable)
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{
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if(function == 0) lastDataPacket = (lastDataPacket & ~0b00000011) | (enable ? 0b00000011 : 0b00000000);
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else if(_protocol == M_DIGITAL && function <= 3)
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{
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lastDataPacket = lastDataPacket | 0b1000000000;
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if(enable) lastDataPacket = lastDataPacket | (1 << (9-function*2));
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else lastDataPacket = lastDataPacket & ~(1 << (9-function*2));
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}
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resendData();
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}
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void Train::setProtocol(const uint8_t protocol)
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{
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_protocol = protocol;
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}
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uint8_t Train::getProtocol()
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{
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return _protocol;
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}
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