Round portable ESP32-S3 development board with a 1.75-inch 466x466 AMOLED touch display, programmable controls, audio, IMU, RTC, vibration motor, expansion interfaces and a 450mAh battery.
G43 UART0_TX or G20 USB_DP
G44 UART0_RX or G19 USB_DM
BOOT
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| GND | PORT.A Black | Ground | 0V | |
| 5V | PORT.A Red | Power | 5V | |
| G10 | PORT.A Yellow | Signal | ||
| G11 | PORT.A White | Signal | ||
| 3V3_L2 | 1 | Power | ||
| G3 | 2 | Signal | ||
| MUX_IO_1 | 3 | Signal | G43 UART0_TX or G20 USB_DP | |
| G4 | 4 | Signal | ||
| MUX_IO_2 | 5 | Signal | G44 UART0_RX or G19 USB_DM | |
| G5 | 6 | Signal | ||
| G9 | 7 | Signal | ||
| G6 | 8 | Signal | ||
| G0 | 9 | Control | BOOT | |
| G7 | 10 | Signal | ||
| GND | 11 | Ground | ||
| G8 | 12 | Signal | ||
| NC | 13 | Control | ||
| BAT | 14 | Power |
G43 UART0_TX or G20 USB_DP
G44 UART0_RX or G19 USB_DM
BOOT
USB · 3.3 V
Confirm the data interface matches your host board.
Module pins: 5V, 3V3_L2, BAT, GND, G10, G11, G3, MUX_IO_1. Schematik maps them to your board in the app.
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