Attributes

Brand	-
Category	Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards
Origin	-
Microcontroller Model	STM8S103F3P6
Architecture	8-bit STM8 Core
Flash Memory	8 KB
SRAM	1 KB
Operating Voltage	3.3V / 5V Compatible
Clock Frequency	Up to 16 MHz
I/O Pins	Multiple GPIOs Available
Interface Support	UART, SPI, I2C, ADC
Programmer Interface	SWIM (Single Wire Interface Module)
Board Dimensions	Compact Standard Form Factor

6 reviews

Anonymous

Mar 29, 2026

Rating: 5/5

Best entry point for STM8

Very happy with this purchase from Youxin Electronics. The board arrived well-packaged and functioned immediately out of the box. Highly recommended for hobbyists.

Anonymous

Mar 21, 2026

Rating: 4/5

Great hardware, standard tooling required

The board itself is fantastic. Just remember you need an ST-Link V2 programmer which is sold separately. Once set up, compiling and flashing code is very fast.

Anonymous

Mar 16, 2026

Rating: 5/5

Perfect for learning embedded systems

This board is exactly what I needed to start my journey with STM8 microcontrollers. The pinout is clearly labeled, and it works flawlessly with the ST-Link programmer. Great value for the price.

Anonymous

Mar 13, 2026

Rating: 5/5

Excellent for university projects

Bought this for my final year project. It handles ADC readings and PWM control very smoothly. The compact size fits perfectly into my custom enclosure.

Anonymous

Mar 06, 2026

Rating: 5/5

Reliable and affordable

I have purchased five of these boards for different prototypes. Consistency across all units is impressive. The SWIM interface makes debugging straightforward.

Anonymous

Mar 04, 2026

Rating: 4/5

Solid core board for prototyping

Good quality PCB and soldering. I used it for a small industrial sensor project. The only minor issue is that the documentation could be slightly more detailed for absolute beginners, but online resources fill the gap.

5 FAQ

Q: Can I use this for motor control applications?

A: Yes, the STM8S103F3P6 has advanced timer peripherals suitable for generating PWM signals for motor control. However, for high-power motors, you will need to connect external driver circuits.

Q: Does this board come with a USB cable or programmer?

A: No, this package includes only the STM8S103F3P6 core board. You will need to purchase an ST-Link V2 programmer separately to upload code.

Q: Where can I find the datasheet and pinout diagram?

A: You can download the official STM8S103F3P6 datasheet from the STMicroelectronics website. A basic pinout diagram for this specific board is also included in the product description images.

Q: Is this board compatible with Arduino IDE?

A: Yes, it is compatible with Arduino IDE, but you must install the specific STM8 core support files (such as the STM8duino core) to compile and upload sketches.

Q: What is the maximum input voltage allowed on the VIN pin?

A: The board features an onboard regulator. While the MCU operates at 3.3V, the VIN pin can typically accept 5V via USB or an external source, but please refer to the schematic for specific regulator limits before connecting higher voltages.

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