BME280 Sample
Dependencies: AQM0802 BME280 mbed
main.cpp
- Committer:
- yasuyuki
- Date:
- 2015-11-23
- Revision:
- 0:a45809ba4aab
File content as of revision 0:a45809ba4aab:
//********************** // Hygrometer, Thermometer and Pressure for mbed // // LPC1768 flash=512KB, ADC=12bits // LPC11U35 flash=64KB, ADC=10bits // Nucleo ADC=12bits // // (C)Copyright 2015 All rights reserved by Y.Onodera // http://einstlab.web.fc2.com //********************** #include "mbed.h" #include "AQM0802.h" #include "BME280.h" #if defined(TARGET_LPC1768) I2C i2c(p28,p27); #endif // for TG-LPC11U35-501 #if defined(TARGET_LPC11U35_501) I2C i2c(P0_5,P0_4); #endif // for Nucleo #if defined(TARGET_NUCLEO_F401RE) I2C i2c(D14,D15); #endif AQM0802 lcd(i2c); BME280 bme280(i2c); int main() { char msg[10]; float h; float t; float p; while(1) { h = bme280.humidity(); h = h/1024; sprintf(msg,"%5.2f%% ",h); lcd.locate(0,0); lcd.print(msg); wait(2); t = bme280.temperature(); t = t/100; sprintf(msg,"%5.2fC ",t); lcd.locate(0,0); lcd.print(msg); wait(2); p = bme280.pressure(); p = p/256; sprintf(msg,"%6.0fPa ",p); lcd.locate(0,0); lcd.print(msg); wait(2); } }