A
Anonymous
Apr 09, 2026
Rating: 5/5
Fast Shipping
Board arrived quickly and works out of the box with STM32duino package.
Description
STM32F103C8T6 Serial Ethernet W5500 Development Board RJ45 Network Ethernet W5500 Converter Board
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Microcontroller | STM32F103C8T6 |
| Ethernet Chip | W5500 |
| Interface Type | RJ45 |
| Core Architecture | ARM Cortex-M3 |
| Maximum Frequency | 72 MHz |
| Flash Memory | 64 KB |
| SRAM | 20 KB |
| Operating Voltage | 3.3V / 5.0V |
| Debug Interface | SWD / JTAG |
| Board Size | 55mm x 22mm |
5 reviews
A
Anonymous
Mar 28, 2026
Rating: 4/5
Good Value
Hardware is great, but pinout diagram could be clearer for beginners.
A
Anonymous
Mar 13, 2026
Rating: 5/5
Stable Connection
TCP/IP stack is very stable compared to other modules I tried previously.
A
Anonymous
Mar 05, 2026
Rating: 5/5
Excellent for Networking
Used this for a home automation project. The W5500 library works flawlessly with the STM32 core.
A
Anonymous
Jan 26, 2026
Rating: 4/5
Great Learning Tool
Perfect for students learning embedded Ethernet. Needs 3.3V logic attention.
5 FAQ
Q: Is the GPIO 5V tolerant?
A: Most GPIO pins are 5V tolerant, but please refer to the specific datasheet for pin configurations.
Q: What is the maximum Ethernet speed?
A: The W5500 chip supports 10/100 Mbps Ethernet speeds.
Q: Does this board support Power over Ethernet?
A: No, this board does not support PoE. It requires a separate 5V power supply.
Q: Is this compatible with Arduino IDE?
A: Yes, it is compatible using the STM32duino board package.
Q: Is a debugger included with the board?
A: No, an external ST-Link programmer is required for debugging and flashing.
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