Chinese Digital PWM modules have come down in cost over the past few months, but picking a PWM module that will help you to do what you need actually means you have to think about a host of things, ...

This Linux loadable kernel module controls multiple PWM channels for driving LEDs using the SDMA on Freescale (NXP) i.MX processors. The module supports pre-loading of 'fades' (a buffer of PWM ...

$ cd rpi_SoftPwm $ make M=$(pwd) -C /lib/modules/$(uname -r)/build modules $ make M=$(pwd) -C /lib/modules/$(uname -r)/build modules_install $ depmod -a $ modprobe ...

Some time ago, while browsing eBay for a simple LED controller to rejuvenate my retro bedroom lamp, I came across this touch-LED PWM module. To be honest, while it was a complete module and it made an ...

The 16-channel 12-bit PWM/Servo Driver, PCA9685, is an ideal module for precise control of multiple PWM outputs that are commonly used to control servos, LEDs, and other devices in applications such ...

Last time, I showed you a simple PWM block and an open source UART core. This time, I’ll put these parts together to create a PC PWM output peripheral. With working code (working, at least, in ...

This PWM (pulse width modulation) signal isolation module is built around the widely adopted 6N137 high-speed optocoupler. The device combines a high-efficiency input LED with an integrated optical ...

Abstract: The main aim of this paper is to design PID control PWM module using field programmable gate array (FPGA) technology. FPGA based realization offers high speed, complex functionality, consume ...

The assembly is initially designed to drive an leds flashlight or any other battery-supplied led lighting application with a PWM dimming. The module is designed for a 7.2V battery supply but the ...

Sometimes we don’t know how they did it, but back in the 1960s and 1970s many cars had a mechanical fan blade for cooling the radiator. It operated at engine speeds, so it pulled less air through the ...

Abstract: A discontinuous pulse-width modulation (PWM) scheme is presented for a six-switch three-limb coupled inductor inverter. Three-level PWM phase output voltages are produced with a reduced ...