#include <Adafruit_GFX.h>
#include <Adafruit_ST7735.h>
#include <SPI.h>
#define sclk 13
#define mosi 11
#define cs 10
#define dc 9
#define rst 8 // you can also connect this to the Arduino reset
Adafruit_ST7735 tft = Adafruit_ST7735(cs, dc, rst);
#define CS_TEMP 3 // MAX6674/6675 /CS Line
#define MUX_EN 7 // ADG608 MUX Enable
#define MUX_A0 4 // ADG608 Addr0
#define MUX_A1 5 // ADG608 Arrd1
#define MUX_A2 6 // ADG608 Addr2
byte Zaehler = 0 ;
String Geber = "";
float p = 3.1415926;
void setup(void) {
Serial.begin(9600);
// pinMode(10,OUTPUT); // Hardware /SS, need to be output
pinMode(CS_TEMP,OUTPUT); // MAX6675/6674 /CS Line
pinMode(MUX_EN,OUTPUT); // Enable pin on ADG608
pinMode(MUX_A0,OUTPUT); // A0 on ADG608
pinMode(MUX_A1,OUTPUT); // A1 on ADG608
pinMode(MUX_A2,OUTPUT); // A2 on ADG608
pinMode(10, OUTPUT); randomSeed(analogRead(0));
digitalWrite(CS_TEMP,HIGH); // Set MAX7765 /CS High
digitalWrite(MUX_EN,HIGH); // Enable on
tft.initR(INITR_REDTAB); // initialize a ST7735R chip, red tab
Serial.println("init");
uint16_t time = millis();
tft.fillScreen(ST7735_BLACK);
time = millis() - time;
Serial.println(time, DEC);
delay(50);
// Serial.println(tft.getRotation(), DEC); // Display drehen
tft.setRotation(tft.getRotation()+1); // Anzeige gedreht
tft.fillScreen(ST7735_BLACK);
tft.setTextSize(3);
tft.println("Hello World!");
tft.setTextColor(ST7735_BLUE);
tft.setTextSize(10);
tft.print(1234.567);
tft.setRotation(tft.getRotation()+1); // Anzeige gedreht
// tft print function!
// a single pixel
tft.drawPixel(tft.width()/2, tft.height()/2, ST7735_GREEN);
delay(50);
// line draw test
testlines(ST7735_YELLOW);
delay(50);
// optimized lines
testfastlines(ST7735_RED, ST7735_BLUE);
delay(50);
testdrawrects(ST7735_GREEN);
delay(50);
testfillrects(ST7735_YELLOW, ST7735_MAGENTA);
delay(50);
tft.fillScreen(ST7735_BLACK);
testfillcircles(10, ST7735_BLUE);
testdrawcircles(10, ST7735_WHITE);
delay(50);
testroundrects();
delay(50);
testtriangles();
delay(50);
Serial.println("done");
delay(1000);
}
void loop() {
int temperature = 0;
Zaehler = 0 ;
tft.fillScreen(ST7735_BLACK);
while(Zaehler < 8 )
{
Zaehler = Zaehler ++ ;
delay(1);
Set_Mux_Channel(Zaehler);
temperature = Read_Temperature();
tft.setTextSize(2);
tft.setCursor(0,Zaehler*19-19);
tft.setTextColor(ST7735_YELLOW);
if(temperature == -1)
{
Geber = String(Zaehler);
Serial.println("N/C Sensor " + Geber);
tft.println("N/C " + Geber );
// myGLCD.print("N/C Se", Zaehler * 19 -14,125,270); //
// myGLCD.print("N/C Se" + Geber + " ", Temp * 19 -14,125,270); //
}
else
{
Serial.print(temperature,DEC);
Geber = String(Zaehler);
Serial.println(" C Sensor " + Geber);
tft.println("H" + String(temperature,DEC) +" " + Geber );
// myGLCD.print(String(temperature,DEC)+"Test", Zaehler * 19 -14,125,270); //
// myGLCD.print(String(temperature,DEC)+ " C Se" + Geber + " ", Temp * 19 -14,125,270); //
Serial.println(Geber);
}
}
}
void testlines(uint16_t color) {
tft.fillScreen(ST7735_BLACK);
for (int16_t x=0; x < tft.width(); x+=6) {
tft.drawLine(0, 0, x, tft.height()-1, color);
}
for (int16_t y=0; y < tft.height(); y+=6) {
tft.drawLine(0, 0, tft.width()-1, y, color);
}
tft.fillScreen(ST7735_BLACK);
for (int16_t x=0; x < tft.width(); x+=6) {
tft.drawLine(tft.width()-1, 0, x, tft.height()-1, color);
}
for (int16_t y=0; y < tft.height(); y+=6) {
tft.drawLine(tft.width()-1, 0, 0, y, color);
}
tft.fillScreen(ST7735_BLACK);
for (int16_t x=0; x < tft.width(); x+=6) {
tft.drawLine(0, tft.height()-1, x, 0, color);
}
for (int16_t y=0; y < tft.height(); y+=6) {
tft.drawLine(0, tft.height()-1, tft.width()-1, y, color);
}
tft.fillScreen(ST7735_BLACK);
for (int16_t x=0; x < tft.width(); x+=6) {
tft.drawLine(tft.width()-1, tft.height()-1, x, 0, color);
}
for (int16_t y=0; y < tft.height(); y+=6) {
tft.drawLine(tft.width()-1, tft.height()-1, 0, y, color);
}
}
void testdrawtext(char *text, uint16_t color) {
tft.setCursor(0, 0);
tft.setTextColor(color);
tft.setTextWrap(true);
tft.print(text);
}
void testfastlines(uint16_t color1, uint16_t color2) {
tft.fillScreen(ST7735_BLACK);
for (int16_t y=0; y < tft.height(); y+=5) {
tft.drawFastHLine(0, y, tft.width(), color1);
}
for (int16_t x=0; x < tft.width(); x+=5) {
tft.drawFastVLine(x, 0, tft.height(), color2);
}
}
void testdrawrects(uint16_t color) {
tft.fillScreen(ST7735_BLACK);
for (int16_t x=0; x < tft.width(); x+=6) {
tft.drawRect(tft.width()/2 -x/2, tft.height()/2 -x/2 , x, x, color);
}
}
void testfillrects(uint16_t color1, uint16_t color2) {
tft.fillScreen(ST7735_BLACK);
for (int16_t x=tft.width()-1; x > 6; x-=6) {
tft.fillRect(tft.width()/2 -x/2, tft.height()/2 -x/2 , x, x, color1);
tft.drawRect(tft.width()/2 -x/2, tft.height()/2 -x/2 , x, x, color2);
}
}
void testfillcircles(uint8_t radius, uint16_t color) {
for (int16_t x=radius; x < tft.width(); x+=radius*2) {
for (int16_t y=radius; y < tft.height(); y+=radius*2) {
tft.fillCircle(x, y, radius, color);
}
}
}
void testdrawcircles(uint8_t radius, uint16_t color) {
for (int16_t x=0; x < tft.width()+radius; x+=radius*2) {
for (int16_t y=0; y < tft.height()+radius; y+=radius*2) {
tft.drawCircle(x, y, radius, color);
}
}
}
void testtriangles() {
tft.fillScreen(ST7735_BLACK);
int color = 0xF800;
int t;
int w = 63;
int x = 159;
int y = 0;
int z = 127;
for(t = 0 ; t <= 15; t+=1) {
tft.drawTriangle(w, y, y, x, z, x, color);
x-=4;
y+=4;
z-=4;
color+=100;
}
}
void testroundrects() {
tft.fillScreen(ST7735_BLACK);
int color = 100;
int i;
int t;
for(t = 0 ; t <= 4; t+=1) {
int x = 0;
int y = 0;
int w = 127;
int h = 159;
for(i = 0 ; i <= 24; i+=1) {
tft.drawRoundRect(x, y, w, h, 5, color);
x+=2;
y+=3;
w-=4;
h-=6;
color+=1100;
}
color+=100;
}
}
void Set_Mux_Channel(unsigned char chan)
{
switch(chan)
{
case 1:
digitalWrite(MUX_A0,LOW);
digitalWrite(MUX_A1,LOW);
digitalWrite(MUX_A2,LOW);
break;
case 2:
digitalWrite(MUX_A0,HIGH);
digitalWrite(MUX_A1,LOW);
digitalWrite(MUX_A2,LOW);
break;
case 3:
digitalWrite(MUX_A0,LOW);
digitalWrite(MUX_A1,HIGH);
digitalWrite(MUX_A2,LOW);
break;
case 4:
digitalWrite(MUX_A0,HIGH);
digitalWrite(MUX_A1,HIGH);
digitalWrite(MUX_A2,LOW);
break;
case 5:
digitalWrite(MUX_A0,LOW);
digitalWrite(MUX_A1,LOW);
digitalWrite(MUX_A2,HIGH);
break;
case 6:
digitalWrite(MUX_A0,HIGH);
digitalWrite(MUX_A1,LOW);
digitalWrite(MUX_A2,HIGH);
break;
case 7:
digitalWrite(MUX_A0,LOW);
digitalWrite(MUX_A1,HIGH);
digitalWrite(MUX_A2,HIGH);
break;
case 8:
digitalWrite(MUX_A0,HIGH);
digitalWrite(MUX_A1,HIGH);
digitalWrite(MUX_A2,HIGH);
break;
default:
break;
}
}
int Read_Temperature(void)
{
unsigned int temp_reading;
//force conversion now..
delay(5); // Ori 5
digitalWrite(CS_TEMP,LOW); // Set MAX7765 /CS Low
delay(5); // Ori 5
digitalWrite(CS_TEMP,HIGH); // Set MAX7765 /CS High
delay(250); // Ori 250 wait for conversion to finish..
// read result
digitalWrite(CS_TEMP,LOW); // Set MAX7765 /CS Low
delay(1); // Ori 1
temp_reading = SPI.transfer(0xff) << 8;
temp_reading += SPI.transfer(0xff);
digitalWrite(CS_TEMP,HIGH); // Set MAX7765 /CS High
//delay(1);
// check result
if(bitRead(temp_reading,2) == 1) // No Connection
{
return(-1); // Failed / NC Error
}
else
{
return((int)(temp_reading >> 5)); //Convert to Degc
}
}
