Sample code stm32duino upload via stlink
#include <Wire.h>
#include <SPI.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_BME280.h>
Adafruit_BME280 bme;
void setup()
{
Serial.begin(115200);
bme.begin(0x76); //i2c address must declare,or try i2c scanner first
}
void loop()
{
Serial.print("Temperat: ");
Serial.println(bme.readTemperature(),1);
Serial.print("Humidity: ");
Serial.println(bme.readHumidity(),1);
Serial.print("Pressure: ");
Serial.println((bme.readPressure()/100),1);
delay(1000);
}