István Cserny / Mbed 2 deprecated Lab06_oled_i2c

OLED I2C demo for the SSD1306 and SH1106 displays

Dependencies:   mbed OLED_SSD1306_SH1106

main.cpp@2:330a46b0b876, 2022-02-02 (annotated)

Committer:
cspista
Date:
Wed Feb 02 18:18:25 2022 +0000
Revision:
2:330a46b0b876
Parent:
1:ec7f794146bb 
OLED_SSD1306_SH1106 library updated

Who changed what in which revision?

UserRevisionLine numberNew contents of line
cspista 0:7696eb63de12 1 /*
cspista 0:7696eb63de12 2 * OLED I2C display demo based on the Adafruit_GFX
cspista 0:7696eb63de12 3 * library forked from Neal Horman
cspista 0:7696eb63de12 4 * Link: https://os.mbed.com/users/nkhorman/code/Adafruit_GFX/
cspista 0:7696eb63de12 5 * The library was modified and extended so that it could be used
cspista 0:7696eb63de12 6 * also for 128x64 I2C OLED displays driven by SH1106 controller.
cspista 0:7696eb63de12 7 * See the documentation page for Adafruit_SH1106_I2c
cspista 0:7696eb63de12 8 */
cspista 0:7696eb63de12 9
cspista 0:7696eb63de12 10 #include "mbed.h"
cspista 0:7696eb63de12 11 #include "Adafruit_SSD1306.h"
cspista 0:7696eb63de12 12
cspista 0:7696eb63de12 13 I2C i2c(D14,D15);
cspista 0:7696eb63de12 14 Adafruit_SH1106_I2c oled(i2c, NC, 0x78, 64, 128); // SH1106 I2C 128x64, with no reset pin
cspista 0:7696eb63de12 15 // Adafruit_SSD1306_I2c oled(i2c, NC, 0x78, 64, 128); // SSD1306 I2C 128x64, with no reset pin
cspista 0:7696eb63de12 16 // Adafruit_SSD1306_I2c oled(i2c, NC, 0x78, 32, 128); // SSD1306 I2C 128x32, with no reset pin
cspista 0:7696eb63de12 17
cspista 0:7696eb63de12 18 int main()
cspista 0:7696eb63de12 19 {
cspista 0:7696eb63de12 20 uint16_t x=0;
cspista 0:7696eb63de12 21 i2c.frequency(400000);
cspista 0:7696eb63de12 22 oled.setRotation(0);
cspista 0:7696eb63de12 23 oled.clearDisplay();
cspista 0:7696eb63de12 24 oled.drawRect(0,0,oled.width(),oled.height(),1);
cspista 0:7696eb63de12 25 oled.display();
cspista 1:ec7f794146bb 26 oled.setTextColor(WHITE);
cspista 0:7696eb63de12 27 oled.setTextSize(1);
cspista 0:7696eb63de12 28 oled.setTextCursor(10,8);
cspista 0:7696eb63de12 29 oled.printf("SH1106 %ux%u",oled.width(),oled.height());
cspista 0:7696eb63de12 30 oled.display();
cspista 0:7696eb63de12 31 wait(2.0);
cspista 0:7696eb63de12 32 oled.setTextSize(2);
cspista 0:7696eb63de12 33 while(1) {
cspista 0:7696eb63de12 34 oled.clearDisplay();
cspista 0:7696eb63de12 35 oled.drawRect(0,0,oled.width(),oled.height(),1);
cspista 0:7696eb63de12 36 oled.setTextCursor(10,8);
cspista 0:7696eb63de12 37 oled.printf("x = %u",x++);
cspista 0:7696eb63de12 38 oled.display();
cspista 0:7696eb63de12 39 wait(1.0);
cspista 0:7696eb63de12 40 }
cspista 0:7696eb63de12 41 }