Electrical
Connection between ESP and OLED
| OLED SSD1322 | ESP32 TTGO-T8 | Function |
|---|---|---|
| 1 | GND | GND/VSS |
| 2 | 3.3V | Power/VDD |
| 3 | NC | |
| 4 | 18 | SPI SCLK |
| 5 | 23 | SPI MOSI |
| 6 | NC | |
| 7 | GND | |
| 8 | GND | |
| 9 | GND | |
| 10 | GND | |
| 11 | GND | |
| 12 | GND | |
| 13 | GND | |
| 14 | 25 | OLED DC |
| 15 | 27 | OLED RST |
| 16 | 26 | OLED CS |
See also https://forum.arduino.cc/index.php?topic=500292.msg3414630#msg3414630
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