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https://github.com/DCC-EX/CommandStation-EX.git
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@ -48,7 +48,7 @@ const uint8_t HIGHFLASH _digits[16]={
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}
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void TM1638::_begin() {
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tm->reset();
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tm->displayClear();
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tm->test();
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_display();
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}
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30
TM1638x.cpp
30
TM1638x.cpp
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@ -27,25 +27,16 @@ uint8_t TM1638x::getButtons(){
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return _buttons;
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}
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void TM1638x::reset(){
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setDisplayMode(DISPLAY_TURN_ON | _pulse);
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setDataInstruction(INSTRUCTION_WRITE_DATA| INSTRUCTION_ADDRESS_AUTO);
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ArduinoPins::fastWriteDigital(_stb_pin, LOW);
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writeData(FIRST_DISPLAY_ADDRESS);
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for(uint8_t i=0;i<16;i++)
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writeData(0);
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ArduinoPins::fastWriteDigital(_stb_pin, HIGH);
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}
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void TM1638x::displayDig(uint8_t digitId, uint8_t pgfedcba){
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if (digitId>7) return;
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setDisplayMode(DISPLAY_TURN_ON | _pulse);
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setDataInstruction(DISPLAY_TURN_ON | _pulse);
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setDataInstruction(INSTRUCTION_WRITE_DATA| INSTRUCTION_ADDRESS_FIXED);
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writeDataAt(FIRST_DISPLAY_ADDRESS+14-(digitId*2), pgfedcba);
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}
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void TM1638x::displayClear(){
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setDisplayMode(DISPLAY_TURN_ON | _pulse);
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setDataInstruction(DISPLAY_TURN_ON | _pulse);
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setDataInstruction(INSTRUCTION_WRITE_DATA | INSTRUCTION_ADDRESS_FIXED);
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for (uint8_t i=0;i<15;i+=2){
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writeDataAt(FIRST_DISPLAY_ADDRESS+i,0x00);
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@ -53,20 +44,19 @@ void TM1638x::displayClear(){
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}
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void TM1638x::writeLed(uint8_t num,bool state){
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//DIAG(F("TM1638x writeLed(%d,%d)"),num,state);
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if ((num<1) | (num>8)) return;
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setDisplayMode(DISPLAY_TURN_ON | _pulse);
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setDataInstruction(DISPLAY_TURN_ON | _pulse);
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setDataInstruction(INSTRUCTION_WRITE_DATA | INSTRUCTION_ADDRESS_FIXED);
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writeDataAt(FIRST_DISPLAY_ADDRESS + (num*2-1), state);
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}
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void TM1638x::displayTurnOn(){
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setDisplayMode(DISPLAY_TURN_ON | _pulse);
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setDataInstruction(DISPLAY_TURN_ON | _pulse);
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_isOn = true;
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}
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void TM1638x::displayTurnOff(){
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setDisplayMode(DISPLAY_TURN_OFF | _pulse);
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setDataInstruction(DISPLAY_TURN_OFF | _pulse);
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_isOn = false;
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}
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@ -75,7 +65,7 @@ void TM1638x::displaySetBrightness(pulse_t newpulse){
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_pulse = newpulse;
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uint8_t data = (_isOn) ? DISPLAY_TURN_ON : DISPLAY_TURN_OFF;
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data |= _pulse;
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setDisplayMode(data);
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setDataInstruction(data);
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}
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void TM1638x::writeData(uint8_t data){
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@ -95,12 +85,6 @@ void TM1638x::writeDataAt(uint8_t displayAddress, uint8_t data){
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delayMicroseconds(1);
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}
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void TM1638x::setDisplayMode(uint8_t displayMode){
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ArduinoPins::fastWriteDigital(_stb_pin, LOW);
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writeData(displayMode);
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ArduinoPins::fastWriteDigital(_stb_pin, HIGH);
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delayMicroseconds(1);
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}
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void TM1638x::setDataInstruction(uint8_t dataInstruction){
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ArduinoPins::fastWriteDigital(_stb_pin, LOW);
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writeData(dataInstruction);
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@ -112,7 +96,7 @@ void TM1638x::test(){
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DIAG(F("TM1638x test"));
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uint8_t val=0;
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for(uint8_t i=0;i<5;i++){
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//setDisplayMode(DISPLAY_TURN_ON | _pulse);
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//setDataInstruction(DISPLAY_TURN_ON | _pulse);
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displayTurnOn();
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setDataInstruction(INSTRUCTION_WRITE_DATA| INSTRUCTION_ADDRESS_AUTO);
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ArduinoPins::fastWriteDigital(_stb_pin, LOW);
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