/** * @file Unit_BPS_M5StickCPlus.ino * @author SeanKwok (shaoxiang@m5stack.com) * @brief * @version 0.1 * @date 2024-01-30 * * * @Hardwares: M5StickCPlus + Unit BPS * @Platform Version: Arduino M5Stack Board Manager v2.1.0 * @Dependent Library: * M5UnitENV: https://github.com/m5stack/M5Unit-ENV * M5Unified: https://github.com/m5stack/M5Unified */ #include #include "M5UnitENV.h" BMP280 bmp; void setup() { M5.begin(); if (!bmp.begin(&Wire, BMP280_I2C_ADDR, 32, 33, 400000U)) { Serial.println("Couldn't find BMP280"); while (1) delay(1); } /* Default settings from datasheet. */ bmp.setSampling(BMP280::MODE_NORMAL, /* Operating Mode. */ BMP280::SAMPLING_X2, /* Temp. oversampling */ BMP280::SAMPLING_X16, /* Pressure oversampling */ BMP280::FILTER_X16, /* Filtering. */ BMP280::STANDBY_MS_500); /* Standby time. */ } void loop() { if (bmp.update()) { Serial.println("-----BMP280-----"); Serial.print(F("Temperature: ")); Serial.print(bmp.cTemp); Serial.println(" degrees C"); Serial.print(F("Pressure: ")); Serial.print(bmp.pressure); Serial.println(" Pa"); Serial.print(F("Approx altitude: ")); Serial.print(bmp.altitude); Serial.println(" m"); Serial.println("-------------\r\n"); } delay(1000); }