Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Core Model | IAP15F2K61S2 / IAP15W4K58S4 |
| Architecture | 8051 Compatible (STC15 Series) |
| Operating Voltage | 3.3V / 5V Dual Mode |
| Clock Frequency | Up to 35MHz |
| Flash Memory | 62KB / 58KB On-chip |
| SRAM | 2KB Internal Data Memory |
| Interface Type | USB to TTL Serial Download |
| GPIO Pins | All Ports Broken Out |
| Dimensions | 45mm x 28mm |
| Package Includes | Core Board, USB Cable, Pin Headers |
Anonymous
Mar 29, 2026
Rating: 5/5
Perfect for legacy 8051 projects
This board is exactly what I needed to migrate an old 8051 project to a modern, faster core without changing the codebase. The download speed via USB is incredibly fast compared to older programmers.
Anonymous
Mar 19, 2026
Rating: 4/5
Great value for learning
Very affordable way to learn about the STC15 series. The documentation could be slightly better for absolute beginners, but there are plenty of community resources available.
Anonymous
Mar 17, 2026
Rating: 5/5
Fast shipping and good quality
Arrived quickly and the soldering quality on the headers was excellent. No cold joints or issues. Ready to use right out of the box.
Anonymous
Mar 15, 2026
Rating: 5/5
Robust and reliable
I've used these boards for several industrial control prototypes. They handle noise well and the dual voltage feature saves me from needing extra regulators on my test bench.
Anonymous
Mar 15, 2026
Rating: 5/5
Best STC board I've bought
Clean layout, all pins accessible, and the USB interface works flawlessly on Windows 10 and Linux. Highly recommended for anyone sticking with the 8051 ecosystem.
Anonymous
Mar 13, 2026
Rating: 4/5
Solid performer
The 35MHz clock speed makes a noticeable difference in execution time for my signal processing algorithms. Only wish it had a built-in debugger interface, but for the price, it's hard to complain.
Q: Is this compatible with Keil C51 compiler?
A: Absolutely. The STC15 series is fully compatible with the Keil C51 compiler. You just need to select the appropriate device model in your project settings.
Q: What is the difference between the F2K61S2 and W4K58S4 versions?
A: The main differences lie in the flash memory size (62KB vs 58KB) and certain peripheral configurations like ADC channels and PWM outputs. Please refer to the official STC datasheet for detailed peripheral mapping.
Q: Does it support In-Application Programming (IAP)?
A: Yes, as indicated by the 'IAP' in the model name, these chips support In-Application Programming, allowing you to update firmware via serial bootloaders within your own application.
Q: Can I power this board directly via the USB port?
A: Yes, the board can be powered directly through the mini-USB or micro-USB port depending on the specific batch revision. It also features a VIN pin for external 5V supply.
Q: Does this board come with the CH340 USB driver installed?
A: The board uses a CH340 chip for USB communication. You will need to install the CH340 driver on your computer, which is widely available online or on the included CD if provided.
Tire Hot Patch Vulcanizer 12R22.5, Tubeless Tire Aluminum Mold Plug-in Top Pressure Plate, Tire Repair Tool Aluminum Mold Press Plate
$430.00
DEUTER Germany Outdoor Travel Waterproof Dry Bag - Lightweight Storage Sack for Beach, Swimming, and Camping
$59.50
Expanded Clay Pebbles for Plant Pot Drainage - Specialty Ceramic Granules for Succulents, Hydroponics, Aquariums, and Bathroom Backfill
$7.70
Lint-Free Industrial Wiping Paper for Camera and Automotive Paint, Oil-Removing Cloth for Spray Painting, Film Application, Anti-Fog Wax, and Static Rust Prevention
$126.50
Heavy-Duty Electric Bike Hook - Versatile Hanging Solution for Strollers, Shopping Bags, Kids' Carts, and Food Delivery
$1.90
PPSOAP Silicone Handmade Soap Mold Candle Plaster Aroma Diffuser Stone DIY Materials and Tools FL093
$63.70
Guangda Dental | Swedish Imported Dental Implants – Includes Abutment & Crown, Insurance Accepted, Installment Plans Available
$5,500.00
![[Full Payment Pre-Order] Summer Fantasy Original Heavy-Duty Doll-Style Antique Cream Amber Lolita Dress](https://www.gosteppe.com/cache/small/product/269640/legacy-main-72b18deb30524e2e07f2057f.webp)
[Full Payment Pre-Order] Summer Fantasy Original Heavy-Duty Doll-Style Antique Cream Amber Lolita Dress
$38.00
Paint Brush Cleaning Cup for Kids' Art Supplies - Plastic Water Container for Washing Brushes and Graffiti Tools
$2.88
![[10% Off on 2 Items] Creative National Trend Thickened Felt Calligraphy Mat, Desk Pad for Brush Practice, Colorful Fresh Design for Beginners](https://www.gosteppe.com/cache/small/product/269637/legacy-main-1a4d8446daba22c1a0286ba7.webp)
[10% Off on 2 Items] Creative National Trend Thickened Felt Calligraphy Mat, Desk Pad for Brush Practice, Colorful Fresh Design for Beginners
$6.63
Premium 3D Printing Pen with PLA Filament - Professional Grade for Students, Competitions, Training, and 3D Air Drawing Crafts - Ideal Kids' Gift
$108.00
Retainer Storage Box - Portable Sealed Case for Braces, Dentures, Cleaning, and Soaking - Suitable for Children
$42.40
6-Cavity Round Maple Leaf & Butterfly Totem Large Silicone Mold for Handmade Soap – DIY Milk Soap, Essential Oil Soap Making Mold
$5.80
Acrylic Paint Brushes - Boar Bristle and Horsehair Brushes for Art Painting - Professional Gouache Brushes for Beginners
$1.00
UV Flatbed Printer for Crafts, Home, and Commercial Use - Small Inkjet Printer for Phone Cases and Industrial Applications
$6,720.00
POP MART CRYBABY Vacation Mode On Series Plush Keychain
$107.80
Flameless Aromatherapy Bottle Empty Bottle Hotel Homestay Bathroom Rattan Dried Flower Volatile Perfume Toilet Water Dispensing Glass Bottle
$8.50
Invisalign Orthodontic Clear Aligner Case - Portable Storage and Cleaning Box for Retainers and Dentures
$6.72
Over-Toilet Storage Rack with Wall-Mounted Tissue and Wet Wipe Holder - No-Drill Organizer for Bathroom Vanity
$24.77
Antique-Style Ceramic Brush Washer, Large Glazed Water Pot for Calligraphy and Painting, Complete Set with Brush Holder
$21.20
Black Rutilated Quartz and Crackle Quartz Loose Beads for DIY Crystal Jewelry
$0.58
Data Cable Organizer, Charging Cable Manager, Desktop/Wall Circuit Wire Clips, Self-Adhesive Sorting and Fixing Holder
$3.80
Beijing Dental Implants - Implant with Abutment at Bulk Procurement Price (Korea Dentium & USA Brands) by Hezhong Dental
$100.00
Universal Bamboo Joint Fume Extraction Arm Welding Smoke Exhaust Pipe Industrial Waste Gas Collection Hood Support-Free Suction Arm
$33.30
Fengzhu Wet-Dry Separation Waterproof Bag Shoulder Crossbody Pack for Outdoor Fitness Swimming Camping Electronics Storage
$109.00
Palette for Traditional Chinese Painting, Oil, Acrylic - Art Student and Kids Painting Watercolor Pigment Tray
$5.78
Huirui Polypropylene (PP) Super Glue - Fast-Setting Adhesive for Metal, Plastic, TPE, Silicone, Soft PVC, and TPU
$16.80
Bybo Dental Sweden Nobel CC Dental Implant Package Including Crown and Abutment
$6,924.00
Remote Control Negative Ion Air Purifier Home Indoor Formaldehyde Smoke Odor Haze Removal Intelligent Sterilization Disinfection Machine
$76.30
Car Tire Stone Removal Hook, Tool for Clearing Stones Stuck in Tires to Prevent Blowouts, Multi-Function Stone Extractor
$8.42
![[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)
