hans-jurgen/ESP32-TFT
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2024-10-1500

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hans-jurgen 2024-10-15 20:02:50 +02:00
parent 62fbc84e5a
commit 15857f1686
2 changed files with 4 additions and 18 deletions
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1
platformio.ini
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@ -12,7 +12,6 @@
platform = espressif32
board = upesy_wroom
framework = arduino
monitor_port = /dev/ttyUSB0
monitor_speed = 115200
monitor_filters = time
lib_deps =

21
src/main.cpp
View File

@ -41,17 +41,6 @@ int d = 0;
void analogMeter();
void plotNeedle(int value, byte ms_delay);
#include <OneWire.h>
#include <DallasTemperature.h>
// Data wire is plugged into port 2 on the Arduino
#define ONE_WIRE_BUS 22
// Setup a oneWire instance to communicate with any OneWire devices (not just Maxim/Dallas temperature ICs)
OneWire oneWire(ONE_WIRE_BUS);
// Pass our oneWire reference to Dallas Temperature.
DallasTemperature sensors(&oneWire);
void setup(void) {
tft.init();
@ -62,11 +51,9 @@ void setup(void) {
//I2C_2.begin(SDA_2, SCL_2, I2C_FREQ);
//delay(9000);
sensors.requestTemperatures(); // Send the command to get temperatures
Serial.println("DONE");
Serial.print("Temperature for the device 1 (index 0) is: ");
Serial.println(sensors.getTempCByIndex(0));
//delay(10000);
@ -88,8 +75,8 @@ void loop() {
// Create a Sine wave for testing
d += 4; if (d >= 360) d = 0;
value[0] = 50 + 50 * sin((d + 0) * 0.0174532925);
sensors.requestTemperatures(); // Send the command to get temperatures
Temperatur = sensors.getTempCByIndex(0);
plotNeedle(value[0], 0); // It takes between 2 and 12ms to replot the needle with zero delay
tft.fillRect(0, 179, 310, 60, TFT_GREEN);
tft.setTextColor(TFT_BLACK,TFT_GREEN);