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 →ST is also a microcontroller manufacturer. You can program and emulate STM using this module. It compatible with STM8 and STM32 processors. Since STM's are so common, this tool will come in handy whenever you encounter them. You can even get 5V and regulated 3.3V power!
We wired it up to an ST32F205 and ran ST-Link, and worked great! You can even update the firmware on the dongle as necessary, it has a DFU bootloader (we unplugged/replugged it from USB to kick off the DFU process)
For tons more details and for drivers and software, check out ST's page on the ST-Link
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Returns: 7-day inspection window for DOA units. Email proof of issue and we ship a replacement.
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 →Wire a joystick to your Arduino, read X/Y, then print UP / DOWN / LEFT / RIGHT to the serial monitor.
read tutorial →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 →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 →Share what you built. Photos, BOM, what worked, what didn't.
view thread →Symptom + what you tried + clear photo = answers within hours.
view thread →Brownout reset when adding a sensor? Notes on supply decoupling and GPIO checks.
view thread →Upload failing on your first Uno? Driver, COM port, board match — checklist inside.
view thread →