Und hier meine .ino:
#define __PROG_TYPES_COMPAT__
#include <FastLED.h>
#include <Adafruit_GFX.h> // Core graphics library
#include <Adafruit_ST7735.h> // Hardware-specific library
#include <SPI.h>
#include "iron.h"
#include "stationLOGO.h"
#define VERSION "2.1" //Version der Steuerung
#define INTRO
#define sclk 13 // Don't change
#define mosi 11 // Don't change
#define cs_tft 10 // 10 OKKS
#define LED_PIN 6 // 6 OKKS
#define BRIGHTNESS 200
//Missing color in TFT lib
#define ST7735_GREY 0x632C
//V1.5
#define dc 9 // 9 OKKS
#define rst 8 // 8 OKKS
/*
//V1.4
#define dc 8
#define rst 9
*/
#define STANDBYin A4 //A4 OKKS Sb auf A4 muss bei Jans Board V2.1 manuell gelinkt werden
#define POTI A5 // A5 OKKS
#define TEMPin A6 // orig A7, A6 OKKS
#define PWMpin 3 // OKKS
#define BLpin 5 // OKKS
#define CNTRL_GAIN 10
#define DELAY_MAIN_LOOP 10
#define DELAY_MEASURE 50
//#define ADC_TO_TEMP_GAIN 0.415
#define ADC_TO_TEMP_GAIN 0.53 //Mit original Weller Station verglichen
#define ADC_TO_TEMP_OFFSET 25.0
#define STANDBY_TEMP 175
#define OVER_SHOT 2
#define MAX_PWM_LOW 180
#define MAX_PWM_HI 210 //254
#define MAX_POTI 400 //400Grad C
#define PWM_DIV 1024 //default: 64 31250/64 = 2ms
Adafruit_ST7735 tft = Adafruit_ST7735(cs_tft, dc, rst); // Invoke custom library
int pwm = 0; //pwm Out Val 0.. 255
int soll_temp = 300;
boolean standby_act = false;
CRGB led[1];
void setup(void) {
FastLED.addLeds<WS2812B, LED_PIN, GRB>(led, 1);
FastLED.setBrightness(BRIGHTNESS);
led[0] = CRGB::White;
pinMode(BLpin, OUTPUT);
digitalWrite(BLpin, LOW);
pinMode(STANDBYin, INPUT_PULLUP);
pinMode(PWMpin, OUTPUT);
digitalWrite(PWMpin, LOW);
setPwmFrequency(PWMpin, PWM_DIV);
digitalWrite(PWMpin, LOW);
tft.initR(INITR_BLACKTAB);
SPI.setClockDivider(SPI_CLOCK_DIV4); // 4MHz
tft.setRotation(0); // 0 - Portrait, 1 - Lanscape
tft.fillScreen(ST7735_BLACK);
tft.setTextWrap(true);
//Print station Logo
tft.drawBitmap(2,1,stationLOGO1,124,47,ST7735_GREY);
tft.drawBitmap(3,3,stationLOGO1,124,47,ST7735_YELLOW);
tft.drawBitmap(3,3,stationLOGO2,124,47,Color565(254,147,52));
tft.drawBitmap(3,3,stationLOGO3,124,47,Color565(255,78,0));
//BAcklight on
digitalWrite(BLpin, HIGH);
#if defined(INTRO)
delay(500);
//Print Iron
tft.drawBitmap(15,50,iron,100,106,ST7735_GREY);
tft.drawBitmap(17,52,iron,100,106,ST7735_YELLOW);
delay(500);
tft.setTextSize(2);
tft.setTextColor(ST7735_GREY);
tft.setCursor(70,130);
tft.print(VERSION);
tft.setTextSize(2);
tft.setTextColor(ST7735_YELLOW);
tft.setCursor(72,132);
tft.print(VERSION);
tft.setTextSize(1);
tft.setTextColor(ST7735_GREY);
tft.setCursor(100,0);//orig 103,0
tft.print("v");
tft.print(VERSION);
tft.setTextColor(ST7735_YELLOW);
tft.setCursor(101,1);//orig 104,1
tft.print("v");
tft.print(VERSION);
delay(2500);
#endif
tft.fillRect(0,47,128,125,ST7735_BLACK);
tft.setTextColor(ST7735_WHITE);
tft.setTextSize(1);
tft.setCursor(1,84);
tft.print("ist");
tft.setTextSize(2);
tft.setCursor(117,47);
tft.print("o");
tft.setTextSize(1);
tft.setCursor(1,129);
tft.print("soll");
tft.setTextSize(2);
tft.setCursor(117,92);
tft.print("o");
tft.setCursor(80,144);
tft.print(" %");
tft.setTextSize(1);
tft.setCursor(1,151); //60
tft.print("pwm");
tft.setTextSize(2);
}
void loop() {
int actual_temperature = getTemperature();
soll_temp = map(analogRead(POTI), 0, 1024, 0, MAX_POTI);
//TODO: Put in Funktion
tft.setCursor(2,55);
if (digitalRead(STANDBYin) == true) {
tft.setTextColor(ST7735_BLACK);
} else {
tft.setTextColor(ST7735_WHITE);
}
tft.print("SB");
int soll_temp_tmp = soll_temp;
if (digitalRead(STANDBYin) == false) {
standby_act = true;
} else {
standby_act = false;
}
if (standby_act && (soll_temp >= STANDBY_TEMP )) {
soll_temp_tmp = STANDBY_TEMP;
}
int diff = (soll_temp_tmp + OVER_SHOT)- actual_temperature;
pwm = diff*CNTRL_GAIN;
int MAX_PWM;
//Set max heating Power
MAX_PWM = actual_temperature <= STANDBY_TEMP ? MAX_PWM_LOW : MAX_PWM_HI;
//8 Bit Range
pwm = pwm > MAX_PWM ? pwm = MAX_PWM : pwm < 0 ? pwm = 0 : pwm;
//NOTfall sicherheit / Spitze nicht eingesteckt
if (actual_temperature > 550){
pwm = 0;
actual_temperature = 0;
}
analogWrite(PWMpin, pwm);
//digitalWrite(PWMpin, LOW);
writeHEATING(soll_temp, actual_temperature, pwm);
//update LED
FastLED.show();
delay(DELAY_MAIN_LOOP); //wait for some time
}
int getTemperature()
{
analogWrite(PWMpin, 0); //switch off heater
delay(DELAY_MEASURE); //wait for some time (to get low pass filter in steady state)
int adcValue = analogRead(TEMPin); // read the input on analog pin 7:
Serial.print("ADC Value ");
Serial.print(adcValue);
analogWrite(PWMpin, pwm); //switch heater back to last value
return round(((float) adcValue)*ADC_TO_TEMP_GAIN+ADC_TO_TEMP_OFFSET); //apply linear conversion to actual temperature
}
void writeHEATING(int tempSOLL, int tempVAL, int pwmVAL){
static int d_tempSOLL = 2; //Tiefpass für Anzeige (Poti zittern)
static int tempSOLL_OLD = 10;
static int tempVAL_OLD = 10;
static int pwmVAL_OLD = 10;
//TFT Anzeige
pwmVAL = map(pwmVAL, 0, 254, 0, 100);
tft.setTextSize(5);
if (tempVAL_OLD != tempVAL){
tft.setCursor(30,57);
tft.setTextColor(ST7735_BLACK);
//tft.print(tempSOLL_OLD);
//erste Stelle unterschiedlich
if ((tempVAL_OLD/100) != (tempVAL/100)){
tft.print(tempVAL_OLD/100);
} else {
tft.print(" ");
}
if ( ((tempVAL_OLD/10)%10) != ((tempVAL/10)%10) ) {
tft.print((tempVAL_OLD/10)%10 );
} else {
tft.print(" ");
}
if ( (tempVAL_OLD%10) != (tempVAL%10) ) {
tft.print(tempVAL_OLD%10 );
}
tft.setCursor(30,57);
tft.setTextColor(ST7735_WHITE);
if (tempVAL < 100) {
tft.print(" ");
}
if (tempVAL <10) {
tft.print(" ");
}
int tempDIV = round(float(tempSOLL - tempVAL)*8.5);
tempDIV = tempDIV > 254 ? tempDIV = 254 : tempDIV < 0 ? tempDIV = 0 : tempDIV;
tft.setTextColor(Color565(tempDIV, 255-tempDIV, 0));
led[0].r = tempDIV;
led[0].g = 255-tempDIV;
led[0].b = 0;
if (standby_act) {
tft.setTextColor(ST7735_CYAN);
led[0].r = 0;
led[0].g = 0;
led[0].b = 255;
}
tft.print(tempVAL);
tempVAL_OLD = tempVAL;
}
//if (tempSOLL_OLD != tempSOLL){
if ((tempSOLL_OLD+d_tempSOLL < tempSOLL) || (tempSOLL_OLD-d_tempSOLL > tempSOLL)){
tft.setCursor(30,102);
tft.setTextColor(ST7735_BLACK);
//tft.print(tempSOLL_OLD);
//erste Stelle unterschiedlich
if ((tempSOLL_OLD/100) != (tempSOLL/100)){
tft.print(tempSOLL_OLD/100);
} else {
tft.print(" ");
}
if ( ((tempSOLL_OLD/10)%10) != ((tempSOLL/10)%10) ) {
tft.print((tempSOLL_OLD/10)%10 );
} else {
tft.print(" ");
}
if ( (tempSOLL_OLD%10) != (tempSOLL%10) ) {
tft.print(tempSOLL_OLD%10 );
}
//Neuen Wert in Weiß schreiben
tft.setCursor(30,102);
tft.setTextColor(ST7735_WHITE);
if (tempSOLL < 100) {
tft.print(" ");
}
if (tempSOLL <10) {
tft.print(" ");
}
tft.print(tempSOLL);
tempSOLL_OLD = tempSOLL;
}
tft.setTextSize(2);
if (pwmVAL_OLD != pwmVAL){
tft.setCursor(80,144);
tft.setTextColor(ST7735_BLACK);
//tft.print(tempSOLL_OLD);
//erste stelle Unterscheidlich
if ((pwmVAL_OLD/100) != (pwmVAL/100)){
tft.print(pwmVAL_OLD/100);
} else {
tft.print(" ");
}
if ( ((pwmVAL_OLD/10)%10) != ((pwmVAL/10)%10) ) {
tft.print((pwmVAL_OLD/10)%10 );
} else {
tft.print(" ");
}
if ( (pwmVAL_OLD%10) != (pwmVAL%10) ) {
tft.print(pwmVAL_OLD%10 );
}
tft.setCursor(80,144);
tft.setTextColor(ST7735_WHITE);
if (pwmVAL < 100) {
tft.print(" ");
}
if (pwmVAL <10) {
tft.print(" ");
}
tft.print(pwmVAL);
pwmVAL_OLD = pwmVAL;
}
}
uint16_t Color565(uint8_t r, uint8_t g, uint8_t b) {
return ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | (b >> 3);
}
void setPwmFrequency(int pin, int divisor) {
byte mode;
if(pin == 5 || pin == 6 || pin == 9 || pin == 10) {
switch(divisor) {
case 1: mode = 0x01; break;
case 8: mode = 0x02; break;
case 64: mode = 0x03; break;
case 256: mode = 0x04; break;
case 1024: mode = 0x05; break;
default: return;
}
if(pin == 5 || pin == 6) {
TCCR0B = TCCR0B & 0b11111000 | mode;
} else {
TCCR1B = TCCR1B & 0b11111000 | mode;
}
} else if(pin == 3 || pin == 11) {
switch(divisor) {
case 1: mode = 0x01; break;
case 8: mode = 0x02; break;
case 32: mode = 0x03; break;
case 64: mode = 0x04; break;
case 128: mode = 0x05; break;
case 256: mode = 0x06; break;
case 1024: mode = 0x07; break;
default: return;
}
TCCR2B = TCCR2B & 0b11111000 | mode;
}
}