Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Core Chip | STC89C52RC / ATmega32 (Selectable) |
| Architecture | 8-bit 51/AVR Microcontroller |
| Operating Voltage | 5V DC |
| Clock Frequency | 11.0592MHz / 16MHz |
| Flash Memory | 8KB to 32KB (Dependent on chip) |
| SRAM | 256 Bytes to 2KB |
| I/O Ports | 32 Programmable I/O Lines |
| Interface Type | ISP, UART, SPI, I2C |
| Board Dimensions | 85mm x 55mm x 15mm |
| Application | Education, Prototyping, Industrial Control |
Anonymous
Mar 30, 2026
Rating: 5/5
Great starter kit
Bought this for my university lab. Students find it very easy to interface with sensors and LEDs. The dual support for 51 and AVR makes it versatile for different curriculum requirements.
Anonymous
Mar 16, 2026
Rating: 5/5
Perfect for learning embedded systems
This board is exactly what I needed to refresh my knowledge on 51 architecture. The pinout is clearly labeled, and it works seamlessly with standard programmers. Great value for students.
Anonymous
Mar 16, 2026
Rating: 4/5
Does the job
Simple, no-frills development board. It lacks some modern features like onboard debugging, but for the price point and its intended educational purpose, it performs perfectly.
Anonymous
Mar 12, 2026
Rating: 5/5
Reliable for prototyping
We use these boards in our makerspace for introductory workshops. They are robust enough to handle beginner mistakes and cheap enough to replace if something goes wrong. Highly recommended.
Anonymous
Mar 04, 2026
Rating: 4/5
Solid build quality
The PCB feels sturdy and the components are well-soldered. I used the ATmega32 version for a small automation project. Only minor issue was the lack of a detailed schematic in the box, but found it online easily.
Anonymous
Mar 01, 2026
Rating: 4/5
Good compatibility
Works well with Keil and AVR Studio. The reset button is responsive and the crystal oscillator seems stable. Would recommend buying a separate USB-TTL adapter if you don't have one already.
Q: Can I use Arduino IDE with the ATmega32 version of this board?
A: Yes, the ATmega32 variant is compatible with the Arduino IDE, though you may need to install specific board definitions or cores depending on your setup configuration.
Q: Does this board come with a USB cable for programming?
A: No, the board typically requires a separate USB-to-TTL serial adapter or an ISP programmer, which are sold separately. Please check the product package contents list for specifics.
Q: What is the maximum current output per I/O pin?
A: For the STC89C52RC, each I/O pin can typically source/sink up to 20mA, but the total current for all ports should not exceed specified limits in the datasheet. Always refer to the specific chip datasheet for safe operating conditions.
Q: Does this support 3.3V logic levels?
A: No, this board operates strictly at 5V logic levels. Connecting it directly to 3.3V devices without a level shifter may damage the microcontroller or result in communication errors.
Q: Is the crystal oscillator replaceable if I need a different frequency?
A: Yes, the board uses a standard socketed crystal oscillator. You can carefully remove it and replace it with another compatible frequency, provided your code and fuse settings are adjusted accordingly.
![[Pre-order Deposit Neo Eden Toys] Mengji Sweetheart Series Action Figure Blind Box](https://www.gosteppe.com/cache/small/product/269878/legacy-main-2c0235d7a3357d5860e527cd.webp)
[Pre-order Deposit Neo Eden Toys] Mengji Sweetheart Series Action Figure Blind Box
$59.00
Cute Embossed Cartoon Drawstring Bag - Dust-Proof, Portable, Multi-Function Fabric Pouch for Cosmetics
$2.98
Three-Wheel Industrial Vacuum Cleaner - Compact Electric Industrial Vacuum Cart
$2,596.00
ABB DC Drive DCS800-S02-2000-05 – Brand New, Original, Authorized Distributor
$1.53
Automatic Retractable Air Hose Reel with PU Sand-Embedded Hose for Auto Repair and Detailing Pneumatic Tools
$157.00
Blower Motor and AC Fan Blade for JMC Pickup Qiling T3/T5/T7 and Qiling T100
$93.00
9-Inch Industrial Microfiber Cleaning Cloth for LCD Screens and Lenses - Class 100 Dust-Free Wipe
$112.00
Dual-Tip Colored Oil-Based Marker Set for Drawing, Design, and Hand Sketching
$9.15
Podragon Waterproof Waist Bag for Diving, Snorkeling, Swimming, and Surfing - Large Capacity Airtight Zipper Phone Pouch for Rafting and Trekking
$399.00
Stainless Steel Countertop Food Warmer Display Case for Fried Chicken, Egg Tarts, Burgers, and Pies
$595.00
Custom Company Sign KT Board Bank Account Opening Plaque Stainless Steel Door Plate PVC Simple Signboard Acrylic Advertising Board
$17.00
New Travel Portable Water Bottle Sleeve, Crossbody Bag for Coins, Keys, and Phone, Single Bottle Pouch for Cycling and Fitness
$20.00
Useless Genius Autumn Forest Animal Plant Bird Butterfly Handmade Pottery Ceramic Stamp Clay Mold
$8.80
Underbite Corrector Storage Case for Children - Portable Box with Lanyard for Frankel Appliance and TB Expander
$14.33
Wilderness Old Blacksmith EDC Storage Box - Small Shockproof, Waterproof, and Moisture-Proof Case with Foam Insert
$29.90
Manufacturer Sales Fully Automatic Pasteurization Production Line Vegetable Blanching Equipment Bottled Milk Sterilization Line
$12,740.00
Pomegranate Juice Grape Juice Pasteurization Tank Orange Juice Apple Juice Sterilizer Complete Mare's Milk Pasteurized Milk Production Line
$6,048.00
Ouyang Style Medium Regular Script: 52 Ancient Poems on Xuan Paper Large Character Copybook for Beginners - Ink-Blot Resistant
$12.00
Honeywell 7950 Phase Change Pad Thailand Import Laptop CPU GPU Thermal Interface Material Heat Sink Paste
$14.80
Calligraphy Arm Rest Felt Pad - Mini Brocade Felt Hand Rest for Chinese Painting and Calligraphy Practice, Inkstone Mat by Meilin Brush Studio
$7.48
Trail Running Silicone Hydration Bladder - Foldable 500ML Pocket Water Bag for Hiking and Outdoor Sports
$22.00
Steel Wheel Lug Nuts for Car Modification, Compatible with Civic, Mazda6, Reiz, Sylphy, Extended External Hex Nut Caps
$75.55
Mobile Gantry Crane – Manual Push-Run Small Home Hoist (1/2/3/5 Ton)
$1,244.00
Taiwan Ginger Shredder - Multi-Function Stainless Steel Slicer for Potatoes, Carrots, and Ginger
$5,200.00
Iers Electric Airbrush/Marker Pen Wireless Handheld Portable for Gundam Model Painting
$322.00
Commercial Glass Food Warmer Display Case for Egg Tarts, Hamburgers, Fried Chicken, and Youtiao - Countertop Heating Cabinet for Catering
$1,795.00
Premium Used Tires Removed from Vehicles Sizes 155 165 175 185 195 205 215 225
$54.00
Storage Bag Compatible with Dyson/Laifen Hair Dryer Curling Iron Straightener Double-Layer Portable Travel Hand-Carry Case
$48.40
Chushinmi - Silicone Collapsible Dish Drying Rack, Kitchen Organizer, Sink Utensil Holder for Bowls and Chopsticks
$61.90
Wenxin Tang Ultra-Clear Zhi Yong Thousand Character Classic Regular Script Calligraphy Cards - Boxed Practice Sheets for Medium-Sized Brush Writing
$40.80
![[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)
