Michel2/mt32-pi-midi-hat
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Updated SSD1306 Oled Pin 1 and 2 swap note
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Chrissy committed 2020-12-05 16:24:12 +00:00
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@@ -45,6 +45,17 @@ The 128x64 OLED connects on the board at this position here.
You will need to put some none conductive material under the OLED,<br>so it does not short agains the Pins of the Raspberry Pi.
When you buy your screen, make sure the PIN order is as follow's (left to right, looking down on the screen):-
| 1 | 2 | 3 | 4 |
|---|---|---|---|
|GND|VCC|SCL|SDA|
You can see this in the photo above.
Some SSD1306 OLED's have Pins 1 and 2 swapped, which will be bad. So please double check.
***Hitachi HD44780***
[<img width="100rem" align="right" src="pics/Hitachi_HD44780.jpg">](pics/Hitachi_HD44780.jpg)