BoardPilotST7735 0.96" IPS TFT 80x160 (SPI) with ESP32
Supply 3.3 V
Bus SPI
Pins and ESP32 wiring
| Pin | Role | ESP32 pin | Notes |
|---|---|---|---|
| GND | Ground | GND | |
| VCC | Power | 3V3 | 3.3 V |
| SCL | SPI clock | D18 | SPI clock, not I2C |
| SDA | SPI MOSI | D23 | SPI data (MOSI), not I2C |
| RES | Input (the ESP32 drives it) | D25 | Reset |
| DC | Input (the ESP32 drives it) | D26 | Data / command select |
| CS | SPI chip select | D5 | |
| BLK | Not wired to the ESP32 | — | Backlight. Leave unconnected (on) or drive LOW to switch off |
Suggested wiring for the 30-pin ESP32 DevKit, avoiding flash, input-only and strapping pins. BoardPilot checks it for you as you wire.
Sources
- Sitronix ST7735S datasheet, 4-line serial interface: CSX, D/CX, SCL, SDA
Try it in 3D in BoardPilot
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Part data: CC BY 4.0, free to reuse with credit to BoardPilot.