Month: November 2015
Pixie – 3W chainable smart LED Pixel
Ytai Ben-Tsvi @ ytai-mer.blogspot.com build a PIC based 3W LED Driver that is chainable. He writes: LED Pixel: The Pixie is a color LED module, allowing an external controller to change its color and brightness dynamically. Chainable: The module is designed so that you can chain...
Continue ReadingDC Servo Motor Driver – Analog Closed Loop Control
Versatile project has been designed to use in automotive application and industrial servo control application. This project provides all active necessary functions for closed loop servo system using Brushed DC Motor and potentiometer mounted on output shaft of DC Motor Gear. This...
Continue ReadingDRV8871 – 3.6A Brushed DC Motor Driver
The DRV8871 is a brushed-DC motor driver for printers, appliances, industrial equipment, and other small machines. Two logic inputs control the H-bridge driver, which consists of four N-channel MOSFETs that can control motors bidirectionally with up to 3.6-A peak current. The inputs...
Continue ReadingiCoupler – Digital Signal Isolator
Clemens Valens @ elektormagazine.com discuss about the new iCoupler family of isolators from Analog Devices: Digital isolators based on transformers and capacitors use magnetic and electric fields to couple data across isolation barriers where optocouplers use light. Digital...
Continue ReadingDisco Lights with IC555
This is a simple 555 timer IC circuit that is able to power two strings of LEDs alternative. Disco lights are mostly used in decoration made with colourful LEDs. For begginners, this is a compact circuit using a single chip IC. IC555 is connected here to form a multivibrator. The...
Continue ReadingChoosing $1 sound card for DC-capable low speed oscilloscope
Tomasz Ostrowski has tested some cheap USB sound cards as low speed oscilloscope interfaces/recorders. He writes: I've tested some cheap ($1) USB sound cards for DC sampling capability, in particular for using as low speed oscilloscope/signal recorder. Some...
Continue ReadingCCS811 – Digital CMOS gas sensors for wearables & IoT
by Graham Prophet @ edn-europe.com: Cambridge CMOS Sensors is a semiconductor company that designs gas sensor solutions to monitor the local environment; its CCS811 is the first digital product in its CCS800 product family of ultra-low power miniature gas sensors. The CCS811...
Continue ReadingUsing The Arduino Serial Plotter
idogendel.com introduces us the new serial plotter feature of Aruino IDE 1.6.6: A little unofficial introduction to the Serial Plotter, introduced in the Arduino IDE version 1.6.6. This is a very basic and easy-to-use tool, that allows us to set up quick visualizations of numeric...
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