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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)
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  • Electronics (231)
  • 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 (240)
  • AVR LC Meter With Frequency Measurement (222)
  • AD7705/AD7706 Library Revisited (92)
  • 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 (51)

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

  • TJ on Teardown and Modification of an Electrophoresis Power Supply
  • Jens on Teardown Pictures of an HT118A Multimeter
  • Jan G5BBL on Teardown of a NanoVNA-F V2 Vector Network Analyzer
  • Chris on Teardown of a BK Precision 1696 Programmable Switching Power Supply
  • babak on AVR LC Meter With Frequency Measurement
  • erhan on AVR LC Meter With Frequency Measurement
  • yadsu on Dual Purpose Spot Welder With Pulse Duration Control
  • yadsu on Dual Purpose Spot Welder With Pulse Duration Control
  • kwong on A 400W (1kW Peak) 100A Electronic Load Using Linear MOSFETs
  • Yusuf on A 400W (1kW Peak) 100A Electronic Load Using Linear MOSFETs

Tags

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