Diff: main.cpp

Revision:

0:7696eb63de12

Child:

1:ec7f794146bb

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Jan 31 13:42:35 2022 +0000
@@ -0,0 +1,41 @@
+/*
+ *  OLED I2C display demo based on the Adafruit_GFX
+ *  library forked from Neal Horman
+ *  Link: https://os.mbed.com/users/nkhorman/code/Adafruit_GFX/ 
+ *  The library was modified and extended so that it could be used
+ *  also for 128x64 I2C OLED displays driven by SH1106 controller.
+ *  See the documentation page for Adafruit_SH1106_I2c
+ */
+
+#include "mbed.h"
+#include "Adafruit_SSD1306.h"
+
+I2C i2c(D14,D15);
+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()
+{
+    uint16_t x=0;
+    i2c.frequency(400000);
+    oled.setRotation(0);
+    oled.clearDisplay();
+    oled.drawRect(0,0,oled.width(),oled.height(),1); 
+    oled.display();
+    oled.setTextColor(1);
+    oled.setTextSize(1);
+    oled.setTextCursor(10,8);
+    oled.printf("SH1106 %ux%u",oled.width(),oled.height());
+    oled.display();
+    wait(2.0);
+    oled.setTextSize(2);
+    while(1) {
+        oled.clearDisplay();
+        oled.drawRect(0,0,oled.width(),oled.height(),1);
+        oled.setTextCursor(10,8);
+        oled.printf("x = %u",x++);
+        oled.display();
+        wait(1.0);
+    }
+}
\ No newline at end of file