Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Microcontroller Model | STC89C52RC |
| Architecture | 8051 Compatible |
| Operating Voltage | 5V DC |
| Clock Frequency | 11.0592 MHz |
| Flash Memory | 8 KB |
| RAM | 256 Bytes |
| Download Interface | CH340 USB to TTL |
| GPIO Pins | 32 Programmable |
| Board Size | 55mm x 40mm |
| Weight | 15 grams |
Anonymous
Apr 04, 2026
Rating: 5/5
Fast shipping and works
Arrived quickly and was well packaged. The USB port is sturdy and the board powers up without issues.
Anonymous
Mar 10, 2026
Rating: 4/5
Good value but basic
Solid board for the price. I wish it came with a clearer pinout diagram in the box, but you can find one online easily.
Anonymous
Mar 03, 2026
Rating: 3/5
Okay for beginners
It works but the documentation provided was very sparse. You need some prior knowledge to get started effectively.
Anonymous
Feb 11, 2026
Rating: 5/5
Reliable minimal system
Used this for a hobby project involving sensor reading. The stable clock frequency makes timing very accurate. Highly recommend.
Anonymous
Feb 07, 2026
Rating: 5/5
Perfect for learning 8051
This board works exactly as described. The CH340 driver was easy to install and I was able to upload code within minutes. Great for students.
Q: Does it have a reset button?
A: Yes, there is a dedicated hardware reset button on the board for easy restarting.
Q: Which software IDE is supported?
A: This board is compatible with Keil C51 and STC-ISP software for programming.
Q: Is it compatible with Arduino IDE?
A: Not directly. This uses 8051 architecture, not AVR. Please use Keil or STC specific tools.
Q: Is the USB cable included?
A: Yes, a standard Mini USB cable is included in the package for power and programming.
Q: Can I use 3.3V logic levels?
A: No, this is a 5V system. Please do not connect 3.3V signals directly to avoid damage.
Kunzite Loose Beads Donghai Crystal Agate Chalcedony Jade Gemstone Bracelet Pendant Single Bead Cat's Eye Accessories
$6.72
FAW J6P Wiper Arm Assembly for JH6/J6M/J6L, Large and Small J6 Trucks and Tractors
$11.00
Universal Front Mount Hook for E-Bikes and Motorcycles, No-Drill Helmet and Delivery Bag Hanger
$5.98
Huapu Haiyu Haixun Haishang Haiyue Haifeng 1.3L 1.XL 1.8L Clutch 5 Three-Piece Assembly
$436.00
Portable Oxygen Concentrator with Replaceable Batteries - Complete Set Including 4-Core, 8-Core, and 12-Core Batteries with Charging Base
$400.00
Custom 90° Right-Angle Hook Tool for Pulsator Washing Machine Base Removal
$2.36
MOMA Small Ma 4K Wireless Video Transmission System with HDMI and SDI for Filming and Live Streaming
$1,999.00
Youzhao Pai Creative Retro 3D Embossed House Number Plate – Custom Door Signs for Villas, Commercial Spaces, and Homes
$200.00
Tianzheng DZ15LE-100/3N901T 100A Transparent Leakage Circuit Breaker, Molded Case Circuit Breaker 3901T 63A
$278.00
![[Daimai Holds Micro-Needle Hair Transplant Patent] Little Red Cap Hydro Glow | Scalp Hydration and Repair](https://www.gosteppe.com/cache/small/product/270424/legacy-main-ecbdc6ee4688639f4a8ef150.webp)
[Daimai Holds Micro-Needle Hair Transplant Patent] Little Red Cap Hydro Glow | Scalp Hydration and Repair
$880.00
Pelican Rolling Case pelican1560 - Waterproof Shockproof Safety Case for Photography Equipment and Instruments
$1,550.00
Disipulai Hot Air Circulation Vertical Food Warmer Display Cabinet - Adjustable Temperature Countertop Cooked Food Warming Equipment
$2,023.00
Complete Pasteurization Production Line for Pomegranate, Grape, Orange, Apple Juice, and Mare's Milk
$6,048.00
Portable Tire Stone Removal Tool - Essential Handheld Hook for Car Owners
$13.73
Factory Direct Longan 160 Curved Hot Stamping Machine Fully Automatic Hot Foil Printer Pneumatic Heat Press Leather Embossing Machine
$10,000.00
Bean Sprout Germinator Tray, Hydroponic Vegetable Growing Container, Soil-Free Pea Sprouting Pot
$14.06
TOPTOY Crayon Shin-chan Memory Echo Series Blind Box - Anime Figure Collectible Toy and Birthday Gift
$47.20
Natural Lightning Cat's Eye Yellow Tiger Eye Loose Beads, Single Crystal Beads for DIY Bracelets and Accessories
$3.91
Pirelli Tire 235/55R19, Original Equipment for Mercedes-Benz GLC, Genuine Tire Compatible with Audi/Land Rover/etc.
$512.00
Biliansheng Hair Transplant: No-Shave Hairline Restoration, Top Thinning Density Enhancement, Nationwide Chain
$9,999.00
Luru Authentic 15-Note Steel Tongue Drum - Professional Grade for Beginners, Adults, and Children
$500.00
![MOOCAT [Postage Stamp Stub] Hand-Drawn Blank Irregular Wood Pulp Fine-Texture Paper for Cyanotype, OC Signing, and Collage](https://www.gosteppe.com/cache/small/product/270412/legacy-main-3037a70329c5379f7064bc16.webp)
MOOCAT [Postage Stamp Stub] Hand-Drawn Blank Irregular Wood Pulp Fine-Texture Paper for Cyanotype, OC Signing, and Collage
$9.90
Used Car Tires - Sizes 155/165/175/185/195/205/215 for 13/14/15/16 inch Rims
$140.00
Pin Puller Extractor Mechanical Repair Tool Bearing Puller and Locating Pin Extractor
$76.50
Water Brush Pen Set with Large Capacity - Essential Tools for Beginners Using Gouache, Solid Watercolor Paints, and Line Drawing; Perfect for Art Students
$32.00
C9335 Automotive Brake Disc Lathe – Resurfacing, Boring, Grinding & Polishing Machine
$16,005.00
Jaguar Tire Lug Nuts Compatible with XE/XF/XJL/F-TYPE/F-PACE - Wheel Hub Screw Caps for Modification
$118.00
Three-Hook Tire Stone Removal Tool, Wheel Groove Cleaner for Removing Stones from Vehicle Tires
$4.80
Pad Printer Accessories: 4-Inch Blade Clamp, Blade Holder, and Doctor Blade Assembly
$5.40
3M Industrial Scouring Pad 7447C, Metal Rust Removal, Stainless Steel Brushing and Polishing Cloth
$4.00
![[Youxin Electronics] Soil Moisture Meter Detection Module, Soil Moisture Sensor for Intelligent Robot Cars](https://www.gosteppe.com/cache/medium/product/3877/legacy-main-eca7a3fa750966e5dca86bbf.webp)
![[Puzhong Brand Store] 51 Microcontroller Learning Board Development Board Jiangxie Tech STC89C52 DIY Kit](https://www.gosteppe.com/cache/medium/product/1885/legacy-main-0474e8371f211cc54ab452b5.webp)
![[Corrosion-Resistant] DFRobot Capacitive Soil Moisture Sensor Module Dry/Wet Detection](https://www.gosteppe.com/cache/medium/product/3259/legacy-main-2f0d3454b36b32391d263648.webp)
