
Manufacturer part no. M129
Listed by m5stack at €8.74. Delivered to France, including shipping, VAT and any customs duty, it comes to about €28.49. Prices last checked on 2026-09-29.
Delivered cost is an estimate for a single item shipped to mainland France; the seller's checkout is authoritative.
| Item | €8.74 |
|---|---|
| Shipping | €15.00 |
| VAT (20%) | €4.75 |
| Total delivered | €28.49 |
Estimate for a single item delivered to mainland France, shipped from outside the EU: customs duty and clearance fees may apply and are charged by the carrier.
| Capacity | 500 mAh |
| Weight | 52 g |
Description Module HMI is a human-machine interaction module that provides a rotary encoder, two input buttons, and two LED indicators. It uses the STM32F030 as the acquisition and communication MCU, communicating with the M5 host via I2C. Additionally, the module features PORT.B and PORT.C interfaces and includes a built-in 500mAh lithium battery. This module is suitable for various applications requiring handheld interactive operations. Features STM32F030F4P6, ARM Cortex-M0 @ 16 KB Flash and 4 KB SRAM Human-machine interaction (rotary encoder, two input buttons, and two LED indicators) PORT B and PORT C interfaces Programming platforms: Arduino, UIFlow Includes 1× Module HMI Applications Industrial control Embedded systems Smart home Specifications Specification Parameter MCU STM32F030F4P6 Communication I2C @0x41 Interactive Peripherals Rotary Encoder, two input buttons, and two indicator LEDs Battery 500mAh Li-polymer battery Input Voltage 5V Operating Temperature 0°C ~ 40°C Product Size 54.0 x 55.8 x 13.0mm Product Weight 22.8g Package Size 95.0 x 77.0 x 14.0mm Gross Weight 30.0g Learn and Documents → DOCUMENTS