LilyGo T3-S3
Compact LoRa board with OLED display. ESP32-S3 with SSD1306 and SX1262 radio.
Overview
| MCU | ESP32-S3 (dual-core Xtensa LX7, 240 MHz) |
| Flash | 16 MB |
| PSRAM | 8 MB |
| Connectivity | WiFi 4 + BLE 5.0 (on-chip) |
| Status | Supported |
Components
| Component | Chip | Interface | Driver | Status |
|---|---|---|---|---|
| OLED display | SSD1306 128×64 | I2C 0x3C | drv_oled_ssd1306 | Proven |
| LoRa radio | SX1262 | SPI | drv_radio_sx1262 (C/RadioLib) | Proven |
Board config
Config file: t3-s3.json
Located at sdcard_layout/config/boards/t3-s3.json in the source tree.
Notes
- No input devices — suitable for headless LoRa node or sensor hub operation.
- Small OLED display is useful for status output and diagnostics.