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H8I8O Example (#210)
Firmware for the H8I8O that allows configuring pins as input, output or PWM output in a similar way to the original.
This commit is contained in:
Matthias B
GitHub
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210
examples/knx-h8i8o/knx-h8i8o.ino
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210
examples/knx-h8i8o/knx-h8i8o.ino
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#include <Arduino.h>
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#include <knx.h>
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#define NUMIOS 18
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#define goInputOnOff(i) knx.getGroupObject(i + 1)
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#define goOutputOnOff(i) knx.getGroupObject(i + 1 + NUMIOS)
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#define goOutputScaling(i) knx.getGroupObject(i + 1 + NUMIOS * 2)
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#define goOutputOnOffStatus(i) knx.getGroupObject(i + 1 + NUMIOS * 3)
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#define goOutputScalingStatus(i) knx.getGroupObject(i + 1 + NUMIOS * 4)
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typedef enum {
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CONFIG_NONE = 0,
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CONFIG_IN = 1,
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CONFIG_IN_TOGGLE = 2,
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CONFIG_IN_TOGGLE_ON = 3,
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CONFIG_OUT = 4,
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CONFIG_OUT_ON = 5,
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CONFIG_OUT_PWM = 6,
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CONFIG_OUT_PWM_ON = 7,
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} config_t;
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inline void isrIn(uint8_t pin, uint8_t toggle);
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// workaround for the weird Arduino interrupt handling
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#define ISR_IN(NUM, TOGGLE) void isrIn##NUM##_##TOGGLE(){isrIn(NUM, TOGGLE);}
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ISR_IN(0,0);
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ISR_IN(1,0);
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ISR_IN(2,0);
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ISR_IN(3,0);
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ISR_IN(4,0);
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ISR_IN(5,0);
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ISR_IN(6,0);
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ISR_IN(7,0);
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ISR_IN(8,0);
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ISR_IN(9,0);
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ISR_IN(10,0);
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ISR_IN(11,0);
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ISR_IN(12,0);
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ISR_IN(13,0);
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ISR_IN(14,0);
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ISR_IN(15,0);
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ISR_IN(16,0);
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ISR_IN(17,0);
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ISR_IN(0,1);
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ISR_IN(1,1);
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ISR_IN(2,1);
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ISR_IN(3,1);
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ISR_IN(4,1);
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ISR_IN(5,1);
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ISR_IN(6,1);
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ISR_IN(7,1);
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ISR_IN(8,1);
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ISR_IN(9,1);
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ISR_IN(10,1);
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ISR_IN(11,1);
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ISR_IN(12,1);
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ISR_IN(13,1);
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ISR_IN(14,1);
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ISR_IN(15,1);
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ISR_IN(16,1);
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ISR_IN(17,1);
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const uint32_t pinTbl[NUMIOS] = {PA15, PB3, PB4, PB5, PB6, PB7, PB8, PB9, PC13, PA0, PA1, PA2, PA3, PA4, PA5, PA6, PA7, PB0};
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void (*inCbTbl[NUMIOS * 2])(void) = {isrIn0_0, isrIn1_0, isrIn2_0, isrIn3_0, isrIn4_0, isrIn5_0, isrIn6_0, isrIn7_0, isrIn8_0, isrIn9_0, isrIn10_0, isrIn11_0, isrIn12_0, isrIn13_0, isrIn14_0, isrIn15_0, isrIn16_0, isrIn17_0, isrIn0_1, isrIn1_1, isrIn2_1, isrIn3_1, isrIn4_1, isrIn5_1, isrIn6_1, isrIn7_1, isrIn8_1, isrIn9_1, isrIn10_1, isrIn11_1, isrIn12_1, isrIn13_1, isrIn14_1, isrIn15_1, isrIn16_1, isrIn17_1};
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volatile uint16_t val[NUMIOS];
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uint32_t lastEvent[NUMIOS];
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// callback for OnOff events from KNX
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void outOnOff(GroupObject& go)
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{
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uint8_t pin = go.asap() - 1 - NUMIOS;
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val[pin] = go.value();
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val[pin] &= 1;
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digitalWrite(pinTbl[pin], val[pin]);
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goOutputOnOffStatus(pin).value(val[pin]);
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}
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// callback for OnOff events from KNX on PWM pins
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void outOnOffPWM(GroupObject& go)
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{
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uint8_t pin = go.asap() - 1 - NUMIOS;
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uint8_t tmp;
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if(go.value()){
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val[pin] |= 0x100;
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analogWrite(pinTbl[pin], val[pin] & 0xff);
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}else{
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val[pin] &= 0xff;
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analogWrite(pinTbl[pin], 0);
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}
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tmp = val[pin] >> 8;
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goOutputOnOffStatus(pin).value(tmp);
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}
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// callback for 0-100% events from KNX
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void outScaling(GroupObject& go)
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{
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uint8_t pin = go.asap() - NUMIOS * 2 - 1;
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uint8_t tmp;
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if(val[pin] > 0xFF){
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tmp = *go.valueRef();
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val[pin] = tmp | 1 << 8;
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analogWrite(pinTbl[pin], val[pin] & 0xff);
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}else{
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tmp = *go.valueRef();
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val[pin] = tmp;
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}
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*goOutputScalingStatus(pin).valueRef() = tmp;
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goOutputScalingStatus(pin).objectWritten();
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}
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// callback for input interrupts
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inline void isrIn(uint8_t pin, uint8_t toggle)
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{
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uint32_t diff = millis() - lastEvent[pin];
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if (diff >= 50 && diff <= 500){
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if(toggle){
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val[pin]++;
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}else{
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val[pin] = digitalRead(pinTbl[pin]);
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}
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val[pin] &= 1;
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goInputOnOff(pin).value(val[pin]);
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}
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lastEvent[pin] = millis();
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}
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void setup()
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{
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// read adress table, association table, groupobject table and parameters from eeprom
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knx.readMemory();
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// print values of parameters if device is already configured
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if (knx.configured())
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{
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uint8_t progIn = knx.paramByte(0); // programming input
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uint8_t progLed = knx.paramByte(1); // programming LED
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for(uint8_t i = 0; i < NUMIOS; i++){
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config_t config = (config_t) knx.paramByte(i + 2);
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// loop through all the pins and configure them correctly
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switch(config){
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case CONFIG_IN:
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pinMode(pinTbl[i], INPUT_PULLUP);
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if(progIn = i + 1){
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knx.buttonPin(pinTbl[i]);
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}else{
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goInputOnOff(i).dataPointType(DPT_Switch);
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#if (ARDUINO_API_VERSION >= 10200)
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attachInterrupt(digitalPinToInterrupt(pinTbl[i]), inCbTbl[i], (PinStatus)CHANGE);
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#else
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attachInterrupt(digitalPinToInterrupt(pinTbl[i]), inCbTbl[i], CHANGE);
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#endif
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}
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break;
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case CONFIG_IN_TOGGLE:
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case CONFIG_IN_TOGGLE_ON:
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goInputOnOff(i).dataPointType(DPT_Switch);
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val[i] = config == CONFIG_IN_TOGGLE_ON;
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pinMode(pinTbl[i], INPUT_PULLUP);
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#if (ARDUINO_API_VERSION >= 10200)
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attachInterrupt(digitalPinToInterrupt(pinTbl[i]), inCbTbl[i + NUMIOS], (PinStatus)CHANGE);
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#else
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attachInterrupt(digitalPinToInterrupt(pinTbl[i]), inCbTbl[i + NUMIOS], CHANGE);
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#endif
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break;
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case CONFIG_OUT:
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case CONFIG_OUT_ON:
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pinMode(pinTbl[i], OUTPUT);
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val[i] = config == CONFIG_OUT_ON;
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digitalWrite(pinTbl[i], val[i]);
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if(progLed = i + 1){
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knx.ledPin(pinTbl[i]);
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}else{
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goOutputOnOff(i).dataPointType(DPT_Switch);
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goOutputOnOff(i).callback(outOnOff);
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goOutputOnOffStatus(i).dataPointType(DPT_Switch);
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}
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break;
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case CONFIG_OUT_PWM:
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case CONFIG_OUT_PWM_ON:
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pinMode(pinTbl[i], OUTPUT);
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val[i] = config == CONFIG_OUT_PWM_ON ? 0 : 0x1ff;
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analogWrite(pinTbl[i], val[i] & 0xff);
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goOutputOnOff(i).dataPointType(DPT_Switch);
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goOutputOnOff(i).callback(outOnOffPWM);
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goOutputOnOffStatus(i).dataPointType(DPT_Switch);
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goOutputScaling(i).dataPointType(DPT_Scaling);
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goOutputScaling(i).callback(outScaling);
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goOutputScalingStatus(i).dataPointType(DPT_Scaling);
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break;
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}
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}
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}
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// start the framework.
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knx.start();
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}
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void loop()
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{
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// don't delay here too much. Otherwise you might lose packages or mess up the timing with ETS
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knx.loop();
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// only run the application code if the device was configured with ETS
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if (!knx.configured())
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return;
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}
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BIN
examples/knx-h8i8o/knx-h8i8o.knxprod
Normal file
BIN
examples/knx-h8i8o/knx-h8i8o.knxprod
Normal file
Binary file not shown.
2198
examples/knx-h8i8o/knx-h8i8o.xml
Normal file
2198
examples/knx-h8i8o/knx-h8i8o.xml
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File diff suppressed because it is too large
Load Diff
39
examples/knx-h8i8o/platformio.ini
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39
examples/knx-h8i8o/platformio.ini
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;PlatformIO Project Configuration File
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;
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; Build options: build flags, source filter
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; Upload options: custom upload port, speed and extra flags
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; Library options: dependencies, extra library storages
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; Advanced options: extra scripting
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;
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; Please visit documentation for the other options and examples
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; https://docs.platformio.org/page/projectconf.html
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[platformio]
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; We have to keep libdeps dir out the project directory otherwise,
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; library scanner seems to have issues so compilation fails
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libdeps_dir = /tmp/libdeps
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src_dir = .
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;--- STM32/GD32 ---
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[env:h8i8o]
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platform = ststm32
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board = genericSTM32F103CB
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framework = arduino
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; We consider that the this projects is opened within its project directory
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; while working with VS Code.
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lib_extra_dirs = ../../../
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lib_deps =
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knx
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build_flags =
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-DENABLE_HWSERIAL1
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-DPIN_SERIAL1_TX=PA9
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-DPIN_SERIAL1_RX=PA10
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-DKNX_SERIAL=Serial1
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-DKNX_BUTTON=PA11
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-DKNX_LED=PA12
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-DMASK_VERSION=0x07B0
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-DKNX_NO_PRINT
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-Wno-unknown-pragmas
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extra_scripts = ../scripts/stm32rdu.py
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