Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | STM32F103RCT6 (ARM Cortex-M3) |
| Flash Memory | 256 KB |
| SRAM | 48 KB |
| System Clock | Up to 72 MHz |
| Operating Voltage | 3.3V |
| Input Voltage | 5V via USB or VIN pin |
| I/O Pins | 51 General Purpose I/O |
| Communication Interfaces | 3x USART, 2x SPI, 2x I2C, CAN, USB |
| Debug Interface | SWD / JTAG |
| Board Dimensions | 53mm x 23mm |
Anonymous
Mar 19, 2026
Rating: 5/5
Best board in this price range
Compared to other development boards I've tried, this offers the best balance of features and cost. The 256KB flash is sufficient for most medium-sized applications. Shipping was fast too.
Anonymous
Mar 19, 2026
Rating: 4/5
Great value, minor documentation gaps
The hardware quality is excellent for the price. The STM32F103RCT6 chip performs well at 72MHz. I deducted one star because the schematic could be more detailed for advanced peripheral usage, but overall a solid buy.
Anonymous
Mar 12, 2026
Rating: 5/5
Excellent for learning ARM architecture
As a beginner to ARM Cortex-M3, this board made the transition easy. The community support is huge, and there are plenty of tutorials available. The build quality feels sturdy.
Anonymous
Mar 07, 2026
Rating: 5/5
Perfect for FreeRTOS projects
This board is exactly what I needed for my embedded systems class. The pinout is clearly labeled, and getting FreeRTOS up and running was straightforward with the provided examples. Highly recommended for students.
Anonymous
Mar 07, 2026
Rating: 5/5
Reliable minimal system board
I've used this for several industrial control prototypes. The voltage regulator is stable, and the SWD debugging works flawlessly with my ST-Link programmer. No issues after weeks of continuous operation.
Anonymous
Mar 01, 2026
Rating: 4/5
Good performance, compact size
The small form factor fits perfectly into my custom enclosures. Performance is as expected for the RCT6 variant. Just make sure you have a 3.3V logic level converter if connecting to 5V sensors directly.
Q: Are there example codes available for FreeRTOS?
A: Yes, we provide a link in the product description to a GitHub repository containing basic FreeRTOS examples, including task scheduling, semaphores, and queue management specifically for the STM32F103RCT6.
Q: Is this compatible with the Arduino IDE?
A: Yes, this board is compatible with the Arduino IDE. You will need to install the STM32duino board package via the Board Manager to compile and upload code successfully.
Q: Does this board come with a bootloader pre-installed?
A: Yes, the board comes with a standard UART bootloader pre-installed, allowing you to program it via USB without an external programmer, though SWD is recommended for debugging.
Q: What debugger interface does this support?
A: The board supports both SWD (Serial Wire Debug) and JTAG interfaces. We recommend using SWD with an ST-Link V2 or V3 programmer for the best debugging experience.
Q: Can I power this board directly from a 9V battery?
A: Yes, you can connect a 9V battery to the VIN pin. The onboard regulator will step it down to the required 3.3V for the microcontroller. However, ensure the current draw does not exceed the regulator's limits.
Beijing Hezhong Dental Implant Service - Includes Implant and Abutment at Central Procurement Prices; Korean Dentium and American Implant Options Available
$1.00
Mini Watercolor Paint Set with Carry Case for Travel Sketching, Journaling, and Students
$5.50
PGYTECH Dandelion SD Card Case for DSLR and Mirrorless Cameras - Portable TF Memory Card, SIM Card, and XD Card Holder
$84.10
UE4 Unreal Engine 5 Indie Friendly Sounds RPG Sounds Pack - Game-Ready Audio Effects
$0.50
G80 Manganese Steel Lifting Chain Rigging with Double or Quadruple Hooks, Lifting Rings, and Crane Hooks
$63.00
Mont Marte Long-Handle Bristle Brush for Acrylic Paint, Art Flat Brush, Oil Painting Brush
$4.00
Stylish Portable Invisible Braces Case for Kids' Orthodontic Retainers and Cleaning
$12.40
Used Car Tires (80-90% New) in Sizes 165, 175, 185, 195, 205, 215, 225 - Code 551456
$65.00
Commercial and Home Dual-Head Stainless Steel Vegetable Slicer for Cafeterias and Restaurants - Direct from Manufacturer (Slices, Dices, Julienne)
$2,142.00
Mountain Ghost Spending Money Cinnabar Coloring Tool Five Emperor Copper Coin Coloring Wood Carving Stone Tablet Taishan Stone Inscription Non-Fading Landscape Buddha Guan Calligraphy Fine Brush Traditional Seal Script Coloring Pen Tracing
$17.60
Wide-Opening Chain Sling Assembly with Hooks - Heavy-Duty Lifting Gear, Iron Chains, and Crane Hoist Hooks
$145.00
Sketch Blending Stump Set for Artists, Detail Highlight and Shadow Smudging Tools, Cotton Swabs, Scraper, and Sponge Pen Refills
$6.80
Mini Watercolor Paint Set with Walnut Wood Board, Portable Easel, and Travel Sketchbook
$4.68
Modern Housewife Kitchen Sink Organizer - Foldable Dish Drying Rack and Storage Shelf
$44.20
Skid-Mounted Integrated Screw Air Compressor for Laser Cutting - 15kW/22kW/37kW, 16kg, Permanent Magnet VFD
$23,500.00
Wooden Handle Leather Rattle Drum Baby Toy Glue-Free Paint-Free for Ages 1+ Boys and Girls Wooden Shaker
$8.42
![[Folded Booklet] Liu Chunlin: Palace Examination Essay Final Zhuangyuan Small Regular Script Calligraphy Copybook Original Size Long Scroll](https://www.gosteppe.com/cache/small/product/269742/legacy-main-81360b2f385dab43c5030767.webp)
[Folded Booklet] Liu Chunlin: Palace Examination Essay Final Zhuangyuan Small Regular Script Calligraphy Copybook Original Size Long Scroll
$14.20
Stainless Steel Sponge Drain Rack - No-Drill Wall-Mounted Kitchen Sink Organizer for Steel Wool and Scrub Pads
$2.60
Analysis of Wang Duo's Classical Poetry Composition Techniques (50 Analyses + 50 Comparisons)
$89.00
Custom Sheet Music Transcription Service for 'Farewell Letter' for Saxophone, Clarinet, Flute, Trumpet, Violin, and Cello
$12.00
Japanese Surplus san-x Rilakkuma Bowl Set - Oven-Safe Bowl with Base and Two Forks for Ice Cream or Hot Pot
$69.90
Guangda Dental | Swiss Dental Implants Including Abutment, Implant Body, and Crown, Improves Chewing, Restores Missing Teeth
$3,900.00
50pcs Merry Christmas Gift Tags Printed White Paper Labels X
$26.44
Kabaxiong Color Gel Pens - Retractable Morandi Style, High-Aesthetic Japanese INS Set for Journaling and Marking
$8.88
Continental Tires 225 235 245 255 275/35 40 45 50 55R17 18 19 20 21 22
$350.00
Portable Invisible Aligner Case for Orthodontic Retainers - Compact, Breathable Storage Box for Teeth Correctors and Dentures
$18.80
Chushinmi Home Kitchen Sink Foldable Dish Drying Rack Bowl Storage Organizer Drainage Shelf
$59.40
Lanyard Invisible Aligner Case Retainer Storage Box Expander Corrector Holder Portable Breathable Storage Container
$11.42
1.3Cm Size Paper er Labels For Clothing Size Adhesive Printe
$30.44
Meike Air Neck-Worn Air Purifier - Removes Smoke, Odors, Haze, and Airborne Particles
$1,199.16
![[Youxin Electronics] GP2Y0E03 Infrared Distance Sensor Module 4-50cm Range](https://www.gosteppe.com/cache/medium/product/74667/legacy-main-4da8cadc5fc82afe91b124e3.webp)
![[Trial Pack] Xianlang Complete Cat Treat Sticks Meal Packs Main Course Cans Freeze-Dried Cat Food Sample Snacks Gift Set](https://www.gosteppe.com/cache/medium/product/208273/legacy-main-9ec245ebf781f65a434ba854.webp)
