Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller Model | STC89C52RC |
| Architecture | 8051 (MCS-51) |
| Download Interface | CH340 USB to TTL |
| Operating Voltage | 5V DC |
| Crystal Oscillator | 11.0592 MHz |
| Flash Memory | 8 KB |
| RAM | 256 Bytes |
| I/O Ports | 32 Programmable Pins |
| Board Dimensions | 55mm x 38mm |
| Included Components | Core Board, USB Cable, Pin Headers |
Anonymous
Mar 25, 2026
Rating: 4/5
Solid minimal system board
Good quality PCB and soldering. The reset button and power LED are clearly labeled. I deducted one star because the silk screen for some GPIO pins is a bit small, but otherwise, it functions perfectly.
Anonymous
Mar 22, 2026
Rating: 5/5
Excellent build quality
The components are well-placed, and there is enough room to solder header pins if they aren't pre-installed. A must-have for anyone working with legacy 51-based systems or teaching microcontroller basics.
Anonymous
Mar 15, 2026
Rating: 5/5
Reliable and affordable
I have bought three of these now. They are consistent in quality and perfect for prototyping simple control logic. The 11.0592MHz crystal is ideal for precise baud rate generation.
Anonymous
Mar 07, 2026
Rating: 5/5
Great for university projects
Used this for my embedded systems course. The minimal system design saves space on my breadboard setup. Downloading code via the USB port is very fast and reliable.
Anonymous
Mar 06, 2026
Rating: 4/5
Good starter board
Works as advertised. The documentation provided by the seller was helpful in getting the IDE set up. Would recommend having a multimeter handy just to verify pinouts before connecting external sensors.
Anonymous
Mar 05, 2026
Rating: 5/5
Perfect for learning 8051 architecture
This board is exactly what I needed to refresh my knowledge on the 8051 microcontroller family. The CH340 chip works flawlessly with Windows 10, and the drivers were easy to install. Great value for students.
Q: Can I power this board with a 9V battery?
A: No, this board operates strictly at 5V. Connecting a 9V source directly may damage the microcontroller. Please use a regulated 5V supply or the USB port.
Q: Are the pin headers pre-soldered?
A: This depends on the specific option selected at checkout. Most standard shipments include pre-soldered headers, but please check your order details.
Q: Does this board come with the USB cable included?
A: Yes, the package includes a standard Micro-USB cable for power and serial downloading.
Q: What bootloader does this use for serial download?
A: It uses the proprietary STC ISP bootloader, which allows direct downloading via the UART interface without an external programmer.
Q: Is this compatible with Keil uVision software?
A: Absolutely. The STC89C52RC is fully supported by Keil uVision for C51 development.
Custom Insulated Steel Pipes from Factory - Heating Pipes for Residential Complexes, Spiral Insulated Pipes, Polyurethane Insulated Pipes
$45.40
New Pirelli Tires 305/40R20 112V & 275/45R20 110V XL N1 for Porsche Cayenne
$1,409.00
Over-Toilet Storage Rack Wall-Mounted No-Drill Bathroom Multi-Function Organizer for Toilet Essentials
$20.50
Kang Kati Gardenia Tea Scented Candle Gift Set – Long-Lasting Fragrance, Elegant Birthday Gift for Her
$35.10
Safety Self-Locking Lifting Hook with Adjustable Chain for Hoisting and Rigging
$140.00
Thickened Mobile Phone Waterproof Case, Waterproof Box, Sealed Container, Pressure-Resistant Box, EDC Drop-Proof Storage Box for Outdoor Travel
$12.00
Commercial Heated Display Cabinet for Crispy Pork Belly, Roast Chicken, and Cantonese BBQ - Constant Temperature Warmer for Peking Duck
$1,394.00
Mejiang Baohong Watercolor Line Art for Beginners, Coloring Book with Colored Pencils and Markers, Cat Letter Theme
$29.70
Shanghai Huamei Hair Transplant, Solution for Hair Loss, Thinning, and Density Enhancement
$6,750.00
New Direct Sale Nanda Silicone Rubber 704 Battery Fixative Adhesive Panel Light Special Glue Photovoltaic Solar Sealant
$25.85
Yonghe Hair Transplant: Top Scalp Density Enhancement (2000+ Units Fixed Price)
$33,800.00
No-Drill Bathroom Storage Rack – Toilet Paper Organizer for Dorms and Restrooms
$22.16
Premium Metallographic Polishing Cloth – White Short-Pile Velvet for Mirror Finish Grinding by Goral
$35.00
Rock Guitar Hell Training: Electric Guitar Textbook and Tutorial by Shinichi Kobayashi, Beginner to Intermediate Chinese Guitar Book and Sheet Music
$58.69
Aromatherapy Candle Resin Jelly Wax Strawberry Silicone Mold, Large Squishy Handmade Soap DIY Material
$1.90
Liboer Drill-Free Security Camera Mount & Router Shelf – Adhesive-Free Wall Bracket for 360 PTZ Cameras and Sockets
$21.90
City Hunter Theme Song Mr. Chui Saxophone Three-Piece Precise Transcription Service
$16.00
![[Deposit Group 12] New Colors: Hugging Bear Matte Low-Mid Heel Lolita Shoes - Sheep Puff with Bear Buckle](https://www.gosteppe.com/cache/small/product/268946/legacy-main-23070b08b8901297c3f91d93.webp)
[Deposit Group 12] New Colors: Hugging Bear Matte Low-Mid Heel Lolita Shoes - Sheep Puff with Bear Buckle
$38.00
Handcrafted Peach Wood and Brass Baby Rattle - Non-Toxic Paint-Free Teething Toy for Infants
$32.00
Car Tire Stone Removal Hook - Debris Cleaning Tool for Wheels
$6.19
Ceramic Rabbit Egg Holder – Creative Irregular Egg Stand for Breakfast or as a Decorative Gift
$33.82
Toilet Tank Side Shelf Bathroom Storage Rack No-Drill Organizer for Bathroom Essentials
$10.40
No-Drill Over-Toilet Storage Rack for Bathroom Restroom Organizer
$8.90
Artsneak Blending Stump for Oil Pastels, Dual-Tip Sponge Brush Art Student Painting Tool Set, Washable and Crumb-Free
$14.20
75X100 Imitation Inkjet Transfer Steel Plate for Date Coding - Custom Logo and Trademark Available
$38.00
Lint-Free Cloth 1009DLE/SLE - Straight/Net Weave for UV Printhead, Screen, Lens Cleaning, Industrial Wiping Cloth
$10.80
Pirelli PZ4 Tires, Sizes 235/245/255/265/285/40/45/50/55 R19/R20/R21/R22
$350.00
Wooden Plaque Carved Signboard for Business Opening, Antique-Style Shop Entrance Header, Custom Engraved Solid Wood Couplets MWU
$182.96
Kumho ES01 Car Tires: Sizes 155/165/175/185/205 with Aspect Ratios 55/60/69 and Rim Diameters 14/15/16/17
$458.00
Mont Marte Paint Brushes, Creative Children's Painting Brush Set (3 Pieces), Tempera Brush Kit for Kids
$6.50
![[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)
