![4 Wheel Robot Motor Driver ( 4X 3Amps LMD18201 H-Bridge) 4 Wheel Robot Motor Driver ( 4X 3Amps LMD18201 H-Bridge)](https://www.electronics-lab.com/wp-content/uploads/2017/05/001-1.jpg)
4 Wheel Robot Motor Driver ( 4X 3Amps LMD18201 H-Bridge)
This compact board will help you to drive 4 Wheel Drive Robots, each axis can handle a load current up to 3 Amps and supply 12V – 48 V DC. Board requires two PWM and Dir. signals for full 4WD operations, mainly differential steering for taking turns left or right or complete 360...
Continue Reading![Multi-brightness LED controller draws zero off-current Multi-brightness LED controller draws zero off-current](https://www.electronics-lab.com/wp-content/uploads/2017/05/DI5533f1.gif)
Multi-brightness LED controller draws zero off-current
T A Babu @ edn.com has a design idea of a led controller with some nice features: The key features of this Design Idea are: Soft switch on/off operation Zero current drain in sleep mode Two level dimming Low battery protection Simple controller based on CMOS 4017...
Continue Reading![Accelerometers for vibration measurements & wireless condition monitoring Accelerometers for vibration measurements & wireless condition monitoring](https://www.electronics-lab.com/wp-content/uploads/2017/05/170504eedn-adi-adxl356-adxl357.jpg)
Accelerometers for vibration measurements & wireless condition monitoring
Graham Prophet @ eedesignnewseurope.com discuss about two new MEMS accelerometers from Analog Devices: Analog Devices (ADI) has added two devices to its low noise, low drift, low power, three-axis MEMS accelerometers. The low noise performance over high frequencies provided by the...
Continue Reading![Open Source UV Index Detector Open Source UV Index Detector](https://www.electronics-lab.com/wp-content/uploads/2017/05/featured-2.png)
Open Source UV Index Detector
Boris Landoni @ open-electronics.org documents his UV index detector. It measures solar radiation and visualizes the corresponding value on the integrated display of a miniaturized Arduino, in order to tell us when to expose ourselves to the sun… Open Source UV Index Detector -...
Continue Reading![SEPIC/Ćuk converter sprouts second output SEPIC/Ćuk converter sprouts second output](https://www.electronics-lab.com/wp-content/uploads/2017/05/DI5532f1lores.gif)
SEPIC/Ćuk converter sprouts second output
by Gheorghe Plasoianu @ edn.com Many applications require positive and negative supply voltages, with only one voltage requiring tight regulation. This Design Idea describes a dual-output, hybrid SEPIC-Ćuk converter whose positive output voltage can be lesser or greater than the...
Continue Reading![Reverse engineering the 76477 sound effect chip Reverse engineering the 76477 sound effect chip](https://www.electronics-lab.com/wp-content/uploads/2017/05/pics-die-blocks-600.jpg)
Reverse engineering the 76477 sound effect chip
Ken Shirriff has written an article on reverse engineering the 76477 “Space Invaders” sound effect chip: Remember the old video game Space Invaders? Some of its sound effects were provided by a chip called the 76477 Complex Sound Generation chip. While the sound effects1 produced...
Continue Reading![Free PADS PCB packages from Mentor/Digi-Key Free PADS PCB packages from Mentor/Digi-Key](https://www.electronics-lab.com/wp-content/uploads/2017/05/170503eedn-pads.png)
Free PADS PCB packages from Mentor/Digi-Key
by Graham Prophet @ eedesignnewseurope.com: Two versions of the PADS software package (by Mentor, now a Siemens business) have been made available through distributor Digi-Key. Positioned as design software for “the aspiring innovator” both the free and the $499 versions include...
Continue Reading![Embedded vision development kit targets mobile & ‘edge’ applications Embedded vision development kit targets mobile & ‘edge’ applications](https://www.electronics-lab.com/wp-content/uploads/2017/05/170503eedn-lattice-_evdk.jpg)
Embedded vision development kit targets mobile & ‘edge’ applications
by Graham Prophet @ eedesignnewseurope.com: Lattice Semiconductor positions its Embedded Vision Development Kit as the first of its type, that is optimized for mobile-influenced system designs that require flexible, low cost, and low power image processing architectures, by which the...
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