Fingerprint Sensor AS608 - A Beginner's Guide
One touch can replace keys. This project uses an optical fingerprint sensor to enroll users and then grant access with a quick scan.
read tutorial →
Header Stackable Long Legs 2.54mm Connector Socket from Circuitrocks is ideal for DIY electronics builds.
Great for Arduino, ESP32, Raspberry Pi, and robotics or school projects here in the Philippines.
Upgrade your prototyping projects with these high-quality stackable header connectors! Designed with extra-long legs for easy stacking of multiple Arduino shields or custom PCBs, these 2.54 mm-pitch headers provide secure, reliable connections while maintaining a clean, professional look. Available in 8 pin-count variants (2, 3, 4, 5, 6, 8, 10, and 15 pins), they’re perfect for customizing your builds, extending connections, and creating modular designs. Ideal for Arduino, ESP32, Raspberry Pi HATs, and other DIY electronics projects. Make your circuits neater and more flexible—get the exact pin count you need for any project!
Specifications:
- Pitch: 2.54 mm
- Type: Stackable header
- Pin Variants: 2, 3, 4, 5, 6, 8, 10, 15 pins
- Leg Type: Long legs for stacking
- Material: Copper alloy pins with gold/metal plating
- Housing: Black plastic insulator
- Compatibility: Arduino shields, breadboards, custom PCBs
Manila stock. Order before 16:00 PHT, ships today via J&T or LBC. Provincial: 1–3 working days.
Schools / class POs: we accept Purchase Orders for accredited schools and universities. contact us with your PO details.
Returns: 7-day inspection window for DOA units. Email proof of issue and we ship a replacement.
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Wire a joystick to your Arduino, read X/Y, then print UP / DOWN / LEFT / RIGHT to the serial monitor.
read tutorial →Motor Drive (BTS7960 43A) - A Beginner's Guide
Bench-test a 43 A motor driver before wiring the full project. Catches weak power, mis-pinning, and dead boards before they cost you time.
read tutorial →Raspberry Pi Pico (RP2040) - A Beginner's Guide
Coming from UNO and the Pico won't show a COM port? Here's the BOOTSEL trick, the driver fix, and the first sketch that actually works.
read tutorial →Notes from the bench
Ask the community
Project Showcase — show what you built
Share what you built. Photos, BOM, what worked, what didn't.
view thread →How to ask a good question (and actually get answers)
Symptom + what you tried + clear photo = answers within hours.
view thread →ESP32 brownout when wiring a sensor — fixes that worked
Brownout reset when adding a sensor? Notes on supply decoupling and GPIO checks.
view thread →First Arduino — sketch upload error, what to try?
Upload failing on your first Uno? Driver, COM port, board match — checklist inside.
view thread →