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Kerry D. Wong

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Tag: PWM

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An Isolated DAC Using PWM Output

October 1, 2013 kwong24 Comments on An Isolated DAC Using PWM Output

Arduino‘s (ATmega328P) PWM outputs via analogWrite can be conveniently turned into analog voltage levels through the use of simple RC […]

AVR/Arduino, Electronics 4N35, Arduino, Atmega328P, DAC, LM358, Opto-Isolator, PWM

DDS Function Generator Build

November 6, 2012November 6, 2012 kwong39 Comments on DDS Function Generator Build

I picked up an AD9850 DDS module on eBay an couple of weeks ago and decided to build a MCU […]

AVR/Arduino, Electronics AD9850, Arduino, Atmega328P, DDS, PWM

Reverse Engineering the Syma S107G IR Protocol

August 27, 2012June 29, 2014 kwong56 Comments on Reverse Engineering the Syma S107G IR Protocol

I got a Syma S107G IR controlled helicopter for my son a while ago. This tiny remote control helicopter is […]

AVR/Arduino 38kHz, 57kHz, Arduino, Atmega328P, IR Sensor, PWM, Reverse Engineering, Syma S107G

Simple Zener Diode Tester

June 3, 2012 kwongLeave a Comment on Simple Zener Diode Tester

In this post I will show you a simple Zenner diode tester circuit, when coupled with a PWM generator it […]

AVR/Arduino, Electronics Arduino, BVcbo, BVceo, PWM, Zenner Diode

Categories

  • AVR/Arduino (98)
  • Coding (133)
  • Electronics (224)
  • Linux/BSD (34)
  • Miscellaneous (190)
  • MSP430G2 (10)
  • PIC (4)
  • Product Reviews (21)
  • Raspberry Pi (5)
  • Teardowns (59)
  • Technology (57)

Tools & Libraries

  • MCP2210 Library
  • BCalc — A Hex/Bin/Dec Converter And Calculator

Most Popular Posts

  • A Sensitive DIY Ultrasonic Range Sensor (286)
  • Building a Constant Current/Constant Power Electronic Load (237)
  • AVR LC Meter With Frequency Measurement (214)
  • AD7705/AD7706 Library Revisited (91)
  • A Digitally Controlled Dual Tracking Power Supply -- II (88)
  • Hacking DTM0660L Based Multimeters (76)
  • A Self-Balancing Robot – III (62)
  • Reverse Engineering the Syma S107G IR Protocol (56)
  • Arduino Development Using NetBeans (51)
  • Dual Purpose Spot Welder With Pulse Duration Control (49)

Archives

My Favorite Sites

  • Arduino Forum
  • Circuit Diagram
  • Dangerous Prototypes
  • EEVBlog
  • Electrical Engineering Forum
  • Electronics Lab
  • Electroniq.net electronics projects and circuit diagrams
  • Hack A Day
  • Hacked Gadgets

Recent Comments

  • kwong on Teardown of a UNI-T UT61E+ True RMS Multimeter
  • Gary Tivey on Teardown of a UNI-T UT61E+ True RMS Multimeter
  • PIEROGI on Visualizing a Full Bridge Rectifier
  • PIEROGI on Visualizing a Full Bridge Rectifier
  • kwong on Visualizing a Full Bridge Rectifier
  • PIEROGI on Visualizing a Full Bridge Rectifier
  • PIEROGI on Visualizing a Full Bridge Rectifier
  • kwong on Teardown of a Hantek 2D72 3-in-1 Handheld Oscilloscope/DMM/AWG
  • kwong on Visualizing a Full Bridge Rectifier
  • David on Teardown of a Hantek 2D72 3-in-1 Handheld Oscilloscope/DMM/AWG

Tags

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