Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller Type | 8051 Compatible (STC89C52RC) |
| Socket Type | 40-Pin ZIF (Zero Insertion Force) |
| Base Design | Movable/Removable Base for Easy Testing |
| Operating Voltage | 5V DC |
| Clock Frequency | 11.0592 MHz Crystal Oscillator |
| Program Memory | 8KB Flash ROM |
| Data Memory | 256 Bytes RAM |
| I/O Ports | 32 Programmable I/O Lines |
| Programming Interface | ISP via USB-to-TTL Adapter (Adapter not included) |
| Board Dimensions | 75mm x 55mm x 15mm |
Anonymous
Mar 21, 2026
Rating: 4/5
Good value, requires external power
Works exactly as described. Just remember you need a separate 5V power source or a USB-TTL adapter that provides power. The movable base makes it easy to plug into breadboards.
Anonymous
Mar 19, 2026
Rating: 5/5
Perfect for beginners learning assembly
The ZIF socket makes swapping chips incredibly easy without worrying about bent pins. The movable base is a nice touch for connecting external peripherals during experiments. Highly recommended for students.
Anonymous
Mar 18, 2026
Rating: 5/5
Nostalgic and functional
Brings back memories of learning microcontrollers in the 90s. The 40-pin DIP package is classic. The board is stable and handles multiple re-flashes without issues.
Anonymous
Mar 17, 2026
Rating: 5/5
Excellent for university projects
Used this for my embedded systems course. The minimum system configuration allows me to focus on the code logic without unnecessary complexity. The reset button and crystal oscillator work flawlessly.
Anonymous
Mar 09, 2026
Rating: 4/5
Solid build quality, clear silkscreen
Great board for the price. The labeling on the PCB is very clear which helps when wiring up circuits. Only downside is it doesn't come with a USB programmer, but that is standard for this type of board.
Anonymous
Mar 01, 2026
Rating: 5/5
Great starter kit component
Bought this to learn C programming for 8051. The documentation online is plentiful, and this board follows the standard pinout perfectly. No surprises, just reliable hardware.
Q: Does the movable base disconnect all pins or just power?
A: The movable base design allows the entire MCU socket section to be lifted, exposing the pin headers underneath. This allows you to easily connect jumper wires to any specific pin for debugging or expansion.
Q: What software is required to program this MCU?
A: You can use Keil uVision for compiling C or Assembly code. For flashing the hex file to the chip, you typically use the STC-ISP software provided by the chip manufacturer.
Q: Is the crystal oscillator replaceable if I need a different frequency?
A: Yes, the board uses a standard through-hole crystal oscillator. You can desolder the 11.0592MHz crystal and replace it with another value compatible with the 8051 architecture, such as 12MHz.
Q: Does this board come with a USB programmer cable?
A: No, this is a minimum system board and does not include a USB-to-TTL programmer. You will need to purchase a separate STC ISP programmer or a USB-to-TTL adapter compatible with 5V logic.
Q: Can I use this board with a 3.3V logic level?
A: This board is designed for 5V operation. While some 8051 variants support lower voltages, this specific module uses a 5V regulator and crystal setup. Using 3.3V directly may result in unstable operation.
Wen Zhengming Red Cliff & Tengwang Pavilion Copybook - 2-Volume Running Script Long Scroll for Calligraphy Practice
$22.00
Commercial Food Warmer Cabinet, Double-Layer Display Unit for Western Restaurants and Burger Shops, Wholesale Two-Tier Heating Showcase
$2,527.00
Electromagnetic Pulse Valve Blow-Type Submerged Right-Angle Explosion-Proof Solenoid Valve
$152.00
Pure Brass Backflow Incense Holder with Wooden Base, Incense Burner Stand for Sandalwood
$4.17
Multi-Function Over-Toilet Freestanding Shelf - Bathroom Storage Rack for Sink Area and Behind-Toilet Space
$958.10
Catalytic Combustion Equipment RCO Activated Carbon Adsorption Desorption Integrated Machine Industrial Plastic Waste Gas Purification Treatment Device
$4,400.00
RoHS Ten Hazardous Substance Alloy Analysis and Coating Thickness Gauge - EDXRF Environmental Testing Instrument
$10,856.00
Outes Air Energy Water Heater for Home Heating, Inverter Floor Heating & Central AC All-in-One Unit
$18,000.00
2025 Limited Edition Colorful Mesh Tofu Bag - Ultra-Light Breathable Multi-Purpose Storage Pouch
$11.90
Liupintang Calligraphy Felt Mat – Traditional Chinese Style Cultural Creative Painted Desk Pad for Brush Writing, Practice, and Ink Painting
$19.30
Shengneng Commercial Air Source Heat Pump Host KFXRS-40â…¡
$45,000.00
Yiyi Electric Pad Printing Ink Cups (150/175/300/380) - Magnetic Doctor Blade Ink Wells for Coding Machines
$68.00
ML-150 Standard Material Leveling Machine - Economical and Practical Model
$11,780.00
3-in-1 Multi-Function Paint Brush Washer with Palette Compartments for Art Students
$5.02
Silicone Dental Retainer Case - Portable Storage Box for Orthodontic Aligners & Dentures
$19.30
Natural Crystal Raw Stone Aroma Diffuser Ornament Rose Quartz Crushed Stone Rough Ore Home Flameless Aromatherapy Healing Gift
$3.90
Blue Scale Line Printing Machine Pad with Ruler Markings for Water-Based Ink Printing
$80.00
Sponge Drain Rack for Kitchen Countertop - No-Drill Sink Organizer for Cloths and Narrow Edge Faucet Storage
$5.80
Kids' Art Round Sponge Stamp Brush for Kindergarten DIY Crafts, Mushroom Head Painting Tool
$3.59
Caiyan Art Blending Stumps for Oil Pastels and Sketching – Washable EVA Tips for Smooth Color Transition; Non-Staining, Ideal for Art Students
$6.50
Paper Blending Stump Set for Sketching, Oil Pastels, and Highlighting – Ultra Soft
$3.83
Tire Stone Removal Hook with Built-in Screwdriver - Multi-Function Tool for Tire Cleaning, Window Breaking, and Self-Defense
$8.90
Blower Motor Compatible with Hummer H3, Hummer H2, and Cadillac Escalade
$340.00
Custom Fertilizer Integration Machine for Agriculture and Landscaping - Smart Quantitative Mobile Filtration System
$1,960.00
High-Speed Cell Sieve with Handle - Stainless Steel Laboratory Sieves (100, 200, 300, 400, 600 Mesh)
$61.74
Stainless Steel Food Warmer for Hotels and Breakfast Buffets - Commercial Flip-Top Chafing Dish with Insulation; Compatible with Induction Cookers
$1,288.00
Marie's Blending Stumps Set for Sketching and Shading, Professional Art Supplies for Students
$2.55
National Standard JB/ZQ4606-86 Felt Oil Seal Ring - Bearing Oil Absorption, Dustproof, Industrial Wool Felt Gasket Strip
$0.50
Qingzhu Sketching Eraser Knife and Paper Stump Tool Set for Art Students - Includes Replacement Tips, Gray Surface Pens, Makeup Sponge Blenders, Cotton Swabs, Foam Balls, Soft Blending Pens, Precision Insert Knives, and Sketch Eraser Balls
$7.20
4-Leg Chain Rigging Set - Alloy Steel Lifting Tool (1-200 Tons) with Multi-Leg Electromagnetic Chuck
$52.50
![[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)
