Bonjour,
Je souhaite ajouter une police de caractère sur mon écran TFT.
Elle fonctionne bien mais dès que l'écran se rafraichit, elle disparait .
Avez vous une solution .
#include <Wire.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_BME280.h>
#define SEALEVELPRESSURE_HPA (1013.25)
Adafruit_BME280 bme; // I2C
unsigned long delayTime;
#include <SPI.h>
#include "Adafruit_GFX.h"
#include <Fonts/FreeSerif9pt7b.h>
#include "Adafruit_HX8357.h"
#ifdef ESP32
#define STMPE_CS 32
#define TFT_CS 15
#define TFT_DC 33
#define SD_CS 14
#endif
#define TFT_RST -1
// Use hardware SPI and the above for CS/DC
Adafruit_HX8357 tft = Adafruit_HX8357(TFT_CS, TFT_DC, TFT_RST);
void setup() {
Serial.begin(57600);
while(!Serial); // time to get serial running
Serial.println(F("BME280 test"));
unsigned status;
status = bme.begin();
if (!status) {
Serial.println("Could not find a valid BME280 sensor, check wiring, address, sensor ID!");
Serial.print("SensorID was: 0x"); Serial.println(bme.sensorID(),16);
Serial.print(" ID of 0x60 represents a BME 280.\n");
while (1) delay(10);
}
Serial.println("-- Default Test --");
delayTime = 1000;
Serial.println();
Serial.println("HX8357D Test!");
tft.begin();
// read diagnostics (optional but can help debug problems)
uint8_t x = tft.readcommand8(HX8357_RDPOWMODE);
Serial.print("Display Power Mode: 0x"); Serial.println(x, HEX);
x = tft.readcommand8(HX8357_RDMADCTL);
Serial.print("MADCTL Mode: 0x"); Serial.println(x, HEX);
x = tft.readcommand8(HX8357_RDCOLMOD);
Serial.print("Pixel Format: 0x"); Serial.println(x, HEX);
x = tft.readcommand8(HX8357_RDDIM);
Serial.print("Image Format: 0x"); Serial.println(x, HEX);
x = tft.readcommand8(HX8357_RDDSDR);
Serial.print("Self Diagnostic: 0x"); Serial.println(x, HEX);
Serial.println(F("Benchmark Time (microseconds)"));
Serial.println(F("Done!"));
}
void loop(void) {
Serial.print("Temperature = ");
Serial.print(bme.readTemperature());
Serial.println(" °C");
tft.setRotation(1);
tft.fillScreen(HX8357_WHITE);
tft.setCursor(0,25);
tft.setTextColor(HX8357_BLUE);
tft.setFont(&FreeSerif9pt7b);
tft.println("Temperature :");
tft.setCursor(0, 50);
tft.setTextColor(HX8357_BLUE);
tft.setTextSize(3);
tft.println(bme.readTemperature());
tft.setCursor(300, 175);
tft.setTextColor(HX8357_GREEN);
tft.setFont(&FreeSerif9pt7b);
tft.println("Humidite :");
tft.setCursor(300, 200);
tft.setTextColor(HX8357_GREEN);
tft.setTextSize(3);
tft.println(bme.readHumidity());
delay(5000);
}