This compact and cost-effective STM8 minimum system board is perfect for developers, hobbyists, and students looking to work with the powerful 8-bit STM8 microcontroller.

Equipped with the STM8S103F3P6 microcontroller, the board supports SWIM debug mode, and is powered via a USB Mini connector or 2.54mm header pins. Ideal for prototyping, automation, sensor integration, and general purpose embedded applications, this board offers reliable performance in a tiny footprint.

Whether you're working on firmware development, learning STM8 programming, or integrating with peripheral devices, this STM8 core board provides all the essential features at an unbeatable value.

Features:

• Microcontroller: STM8S103F3P6

• Core: 8-bit STM8 core

• Operating Frequency: Up to 16 MHz

• Flash Memory: 8 KB

• RAM: 1 KB

• EEPROM: 640 bytes

Peripheral Features:

• ADC:

  • 10-bit Analog-to-Digital Converter

  • Up to 5 external channels

  • Conversion time: 5.5 µs

  • Ideal for analog sensor inputs

• Timers:

  • 1x 16-bit Timer (with PWM support)

  • 1x 8-bit Timer

  • 1x Watchdog Timer

  • Auto-reload and capture/compare functionality

• Communication Interfaces:

  • UART / USART – Serial communication support

  • I2C – For connecting external sensors/modules

  • SPI – High-speed peripheral communication

• GPIO:

  • Up to 16 configurable general-purpose I/O pins

  • 5V tolerant inputs

  • Interrupt capability on select pins

• Debugging:

  • SWIM (Single Wire Interface Module) interface for flashing and debugging

  • Compatible with ST-Link V2 programmer

• Power Supply:

  • Input: 5V via USB Mini-B or external power

  • Onboard 3.3V regulator (can be used to power low-voltage peripherals)

Specifications:

Applications:

• STM8 firmware development

• Embedded system learning kits

• Robotics control units

• Low-power IoT devices

• Sensor interfacing and ADC-based data acquisition

Package Includes:

• 1x STM8S103F3P6 System Board