Diff: main.cpp

Revision:

0:3a9b184392a0

diff -r 000000000000 -r 3a9b184392a0 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu Feb 03 14:52:47 2022 +0000
@@ -0,0 +1,39 @@
+#include "mbed.h"
+#include "BME280.h"
+#include "Adafruit_SSD1306.h"
+#include "Adafruit_SSD1306.h"
+
+I2C i2c(D14,D15);
+
+BME280 sensor(i2c, 0x76<<1);
+Adafruit_SH1106_I2c oled(i2c, NC, 0x78, 64, 128);     // SH1106  I2C 128x64, with no reset pin
+// Adafruit_SSD1306_I2c oled(i2c, NC, 0x78, 64, 128); // SSD1306 I2C 128x64, with no reset pin
+// Adafruit_SSD1306_I2c oled(i2c, NC, 0x78, 32, 128); // SSD1306 I2C 128x32, with no reset pin
+
+int main()
+{
+    char fok = 9;
+    i2c.frequency(400000);
+    oled.setRotation(0);
+    oled.clearDisplay();
+    oled.setTextColor(WHITE);
+    oled.setTextSize(2);
+    oled.setTextCursor(10,8);
+    oled.printf("BME280 \r\n  demo");
+    oled.display();
+    wait(5.0);
+    while(1) {
+        float tempC = sensor.getTemperature();
+        float pressure = sensor.getPressure();
+        float humidity = sensor.getHumidity();
+        oled.clearDisplay();
+        oled.setTextCursor(20,4);
+        oled.printf("%.1f %cC",tempC,fok);
+        oled.setTextCursor(8,24);
+        oled.printf("%.1f hPa",pressure/0.985);
+        oled.setTextCursor(20,44);
+        oled.printf("%.0f %%",humidity);
+        oled.display();
+        wait(2);
+    }
+}
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