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--- esp32_bme280_w_arduino_ide [2025/04/05 11:55] – bruno
+++ esp32_bme280_w_arduino_ide [2025/08/29 14:07] (current) – removed bruno
@@ Line 1: / Line 1: @@
-===== ESP32 + BME280 w/ Arduino IDE =====
-[[https://randomnerdtutorials.com/esp32-bme280-arduino-ide-pressure-temperature-humidity/]]
-**BMP280 vs BME280** -> https://www.wiki.lesfabriquesduponant.net/index.php?title=Capteur_BME280#Comment_distinguer_BME280_et_BMP280_.3F
-**5V vs 3.3V** -> https://www.wiki.lesfabriquesduponant.net/index.php?title=Capteur_BME280#Connecter_BME_280_.C3.A0_l.27arduino
-**J'ai un BME280 5V :**
-Connexion BME -> ESP
-^ BME280 ^ ESP32-DevKitC V4 |
-| VCC    | 5V    |
-| GND    | GND   |
-| SDA    | GPIO21 (WIRE-SDA)|
-| SCL    | GPIO22 (WIRE-SCL)|
-[[https://docs.espressif.com/projects/esp-dev-kits/en/latest/esp32/esp32-devkitc/user_guide.html#pin-layout]]
-<img src="https://docs.espressif.com/projects/esp-dev-kits/en/latest/esp32/_images/esp32_devkitC_v4_pinlayout.png" />
-  * Sketch > Include Library > Manage Libraries > adafuit bme280
-  * (Sketch > Include Library > Manage Libraries > adafuit unified sensor)
-  * File > Examples > Adafruit BME280 library > bme280test
-  * Comment lines (ligne 20) ''#include <SPI.h>'' et de ''/*#define BME_SCK 13'' à ''#define BME_CS 10*/'' (line 24 à 27)
-  * Ajouter 0x76 (ligne 46) -> ''status = bme.begin(0x76);''
-=== Code ===
-<code c>
-#include <Wire.h>
-#include <Adafruit_Sensor.h>
-#include <Adafruit_BME280.h>
-Adafruit_BME280 bme; // I2C
-void setup() {
-    Serial.begin(115200);
-    while(!Serial);    // time to get serial running
-    unsigned status;
-    status = bme.begin(0x76);
-    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 0xFF probably means a bad address, a BMP 180 or BMP 085\n");
-        Serial.print("   ID of 0x56-0x58 represents a BMP 280,\n");
-        Serial.print("        ID of 0x60 represents a BME 280.\n");
-        Serial.print("        ID of 0x61 represents a BME 680.\n");
-        while (1) delay(10);
-    }
-    Serial.println();
-}
-void loop() {
-    printValues();
-    delay(1000);
-}
-void printValues() {
-    Serial.print("Temperature = ");
-    Serial.print(bme.readTemperature());
-    Serial.println(" °C");
-    Serial.print("Pressure = ");
-    Serial.print(bme.readPressure() / 100.0F);
-    Serial.println(" hPa");
-    Serial.print("Humidity = ");
-    Serial.print(bme.readHumidity());
-    Serial.println(" %");
-    Serial.println();
-}
-</code>