Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Microcontroller Model	STM32F103ZET6
CPU Core	ARM Cortex-M3 32-bit
Maximum Frequency	72 MHz
Flash Memory	512 KB
SRAM	64 KB
Ethernet Chip	W5500 Hardwired TCP/IP
Wi-Fi Module	ESP8266 Compatible Header
Operating Voltage	3.3V / 5V DC
GPIO Count	112 Fast I/O Ports
Debug Interface	SWD and JTAG

5 reviews

Anonymous

Apr 15, 2026

Rating: 5/5

Perfect for Learning STM32

Started my embedded systems journey with this. Easy to flash using ST-Link programmer.

Anonymous

Feb 22, 2026

Rating: 5/5

Solid Hardware Quality

PCB quality is excellent. Pinout is standard and easy to interface with sensors.

Anonymous

Feb 12, 2026

Rating: 4/5

Good value but docs could be better

Board works well but finding sample code for the Wi-Fi part took some time. Otherwise great.

Anonymous

Feb 11, 2026

Rating: 5/5

Reliable Ethernet Connection

The W5500 chip handles TCP/IP offloading nicely. Saves MCU resources for other tasks.

Anonymous

Jan 21, 2026

Rating: 5/5

Great for IoT Prototyping

Exactly what I needed for my smart home project. The W5500 works flawlessly with the STM32 HAL library.

5 FAQ

Q: What Wi-Fi module is included?

A: The board features headers compatible with ESP-01 or ESP8266 modules, sold separately or in bundle.

Q: Can I power this via USB?

A: Yes, the standard Micro-USB port provides 5V power sufficient for most operations.

Q: Does it support Power over Ethernet?

A: No, this specific board does not support Power over Ethernet (PoE) functionality.

Q: Is Keil MDK compatible?

A: Absolutely, it supports Keil MDK-ARM via the standard SWD debug interface.

Q: Does this support Arduino IDE?

A: Yes, this board is compatible with the Arduino IDE using the STM32duino core package.

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