STM8S003F3P6 Breakout Board – 8-Bit Microcontroller Development Board

The STM8S003F3P6 Breakout Board is a compact and low-cost development and prototyping board based on the STM8S003F3P6 8-bit microcontroller from STMicroelectronics. This board exposes all essential MCU pins on standard headers, allowing easy breadboard use and rapid testing without soldering the TSSOP package.

Designed for learners, hobbyists, and engineers, this breakout board includes the required minimum system components such as power regulation, clock circuitry, and programming access via SWIM, making it ideal for quick development and low-cost embedded projects.

Key Features

• Based on STM8S003F3P6 8-bit microcontroller

• Ready-to-use breakout / minimum system board

• Maximum operating frequency: 16 MHz

• 8 KB Flash, 1 KB SRAM, 128 bytes EEPROM

• Operates directly at 5V or 3.3V

• All GPIO pins broken out to headers

• Supports SWIM programming interface

• Breadboard-friendly compact design

• Ideal for learning STM8 and low-cost control systems

Board Specifications

Microcontroller

• MCU: STM8S003F3P6

• Core: STM8 (8-bit)

• Max Clock Speed: 16 MHz

Memory

• Flash: 8 KB

• SRAM: 1 KB

• EEPROM: 128 bytes

Power

• Operating Voltage: 2.95 V – 5.5 V

• Onboard power regulation (varies by board version)

• Supports external 5V / 3.3V supply

I/O & Peripherals

• GPIO Pins: Up to 20 (broken out)

• ADC: 12-bit, up to 5 channels

• Timers:

  • 16-bit advanced timer

  • 16-bit general-purpose timer

• PWM output support

Communication Interfaces

• UART: 1

• SPI: 1

• I2C: 1

Programming & Debugging

• Programming Interface: SWIM

• Compatible Programmers: ST-Link (SWIM mode)

• IDE Support:

  • STM8CubeIDE

  • ST Visual Develop

  • IAR / Cosmic toolchains

Physical

• Board Type: STM8S003F3P6 Breakout Board

• Mounting: Breadboard compatible

• Headers: Standard 2.54 mm pin spacing

Typical Applications & Uses

• Learning STM8 microcontrollers

• LED dimming and lighting controllers

• Relay and motor control

• Power electronics control boards

• Home appliances and automation

• Educational labs and training kits

• Low-cost embedded prototypes

Why Choose This Breakout Board?

• No need to solder TSSOP IC

• Quick prototyping and debugging

• Works at 5V, ideal for legacy systems

• Extremely cost-effective solution

• Suitable for mass deployment after testing

Package Includes

• 1 × STM8S003F3P6 Breakout / Minimum System Development Board