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 →The Temperature DS18B20 Sensor TO-92 Form is a temperature sensor with uart designed for temperature logging, thermal control, and equipment monitoring. It is a practical fit for makers, students, and engineers who want reliable sensor data in embedded builds.
Key details include Interface: UART.
| Product | Sensor style | Standout |
|---|---|---|
| Temperature DS18B20 Sensor TO-92 Form | temperature sensor with UART | Current item |
| Temperature Sensor Waterproof DS18B20 kit | temperature sensor with 1-Wire | waterproof build, temperature sensing |
| Temperature Sensor DS18B20 Module for Arduino | temperature sensor with digital output | analog output, digital output |
| W1209 Temperature Control Thermostat Switch | button or switch input module | temperature sensing |
This sensor is a good fit for thermostats, incubators, battery monitors, weather nodes, and thermal data loggers.
Pair it with an Arduino-compatible board, ESP32, or Raspberry Pi, plus a breadboard or jumper wires for quick setup and testing.
Useful add-ons include probe mounts, thermal paste if needed, and a data logger, depending on how you plan to power, mount, and log the sensor.
| Product | Temperature DS18B20 Sensor TO-92 Form |
|---|---|
| Interface | UART |
| Category | thermal heat temperature sensors |
Connect power and ground, then wire TX and RX to a serial-capable controller at the correct logic level and baud rate. Sensor response time depends on airflow, mounting, and thermal contact. Keep heat sources and self-heating from nearby parts in mind.
1 × Temperature DS18B20 Sensor TO-92 Form
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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 →