M5Stack Dial v1.1 is a Stamp-S3A (ESP32-S3) smart rotary controller with a 1.28-inch round capacitive touchscreen, rotary encoder, RFID, RTC, buzzer, 2.4 GHz Wi-Fi, two HY2.0 expansion ports, 6-36 V DC input and a lithium-battery interface.
I2C SDA
I2C SCL
GPIO
GPIO
wide-voltage input
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| GND | PORT.A GND | Ground | 0V | |
| 5V | PORT.A 5V | Power | 5V | |
| G13 | PORT.A SDA | Signal | I2C SDA | 3.3V logic |
| G15 | PORT.A SCL | Signal | I2C SCL | 3.3V logic |
| GND | PORT.B GND | Ground | 0V | |
| 5V | PORT.B 5V | Power | 5V | |
| G2 | PORT.B GPIO2 | Signal | GPIO | 3.3V logic |
| G1 | PORT.B GPIO1 | Signal | GPIO | 3.3V logic |
| VIN+ | DC terminal + | Power | wide-voltage input | 6-36V DC |
| GND | DC terminal - | Ground | 0V | |
| VBAT | battery + | Power | Li-ion battery rail | |
| GND | battery - | Ground | 0V |
I2C SDA
I2C SCL
GPIO
GPIO
wide-voltage input
USB · 3.3 V
Confirm the data interface matches your host board.
Module pins: 5V, VIN+, VBAT, GND, G13, G15, G2, G1. Schematik maps them to your board in the app.
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