Adventures witha tiny IPS display
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ST7789 240x240 IPS Display for Electronics Projects
Buy this display on Amazon here https://amzn.to/3hbskgW
Arduino Nano
ESP
Buy the 240x240 IPS display on eBay here: https://ebay.us/9oGXxW
Cool tutorial: https://www.youtube.com/watch?v=EGpuhVnUhNo
Pin Descriptions:
| PIN No | Symbol | Description |
|---|---|---|
| 1 | GND | Ground |
| 2 | VCC | Power 3.3V |
| 3 | SCL | Serial clock pin. |
| 4 | SDA | Serial data input |
| 5 | RES | LCM Reset pin This pin is reset signal input. When the pin is low, initialization of the chip is executed. Keep this pin pull high during normal operation. |
| 6 | DC | Data/Command Control |
| 7 | BLK | Backlight control pin |
The ST7789 display module shown in project circuit diagram has 7 pins: (from right to left): GND (ground), VCC, SCL (serial clock), SDA (serial data), RES (reset), DC (or D/C: data/command) and BLK (back light). Connecting the BLK pin is optional. The back light turns off when the BLK pin connected to the ground (GND).