W8BH website

• Home
  • About W8BH
• Arduino Projects
  • W8DIZ DDS kit
    • Add a Keypad
    • VFO Memory Project
    • Extending Encoder Button Functionality
    • How to use the EEPROM
    • Adding an Iambic Keyer
    • Memory Keyer
    • Programmable Memory Keyer
    • Programming the AD9834
    • Handling IF offsets
    • Source code
  • Smart-Necklace
    • Smart-Necklace, part 1: Construction
    • Smart-Necklace, part 2: Animation
    • Smart-Necklace, YouTube video
  • Morse Tutor
    • Morse Tutor, part 1: Introduction
    • Morse Tutor, part 2: Simple Morse
    • Morse Tutor, part 3: More Morse
    • Morse Tutor, part 4: Add a Display
    • Morse Tutor, part 5: Rotary Encoder
    • Morse Tutor, part 6: Menu System
    • Morse Tutor, part 7: SMOP
    • Morse Tutor, part 8: Add an SD card
    • Morse Tutor, part 9: Build It!
    • Morse Tutor, part 10: User Guide
    • Morse Tutor, part 11: Battery Operation
    • Morse Tutor, part 12: Builders Guide for ESP32-rev2B
    • Morse Tutor Source Code, Gerbers
    • Morse Tutor on breadboard, YouTube video
    • Morse Tutor ESP32 with two-way comm, YouTube video
  • Miscellaneous
    • Build a GPS-controlled clock
    • Build a Better GPS clock, step-by-step
    • SPI, I2C, and UART demystified
    • Add an LCD display
    • Add an DS1307 clock
    • Add a Seven Segment LED display
    • Build a Dual-Temperature DS18B20 Thermometer
    • Add a 128x160 pixel TFT display
  • Adafruit Trinket
    • Notes on Trinket Timers
    • A Trinket Tone Generator
    • Trinket Tone, YouTube video
• Raspberry Pi
  • GPIO
    • Pi GPIO for Dummies, Part 1
    • Pi GPIO for Dummies, Part 2
  • VFO Control
    • VFO Control from your Pi
  • Pi Matrix
    • Pi Matrix, Assembly
    • Pi Matrix, Test Routines
    • Pi Matrix, Toolkit
    • Pi Matrix, Scrolling Text
    • Pi Matrix, YouTube video
  • Pi LCD Display
    • Pi LCD, Assembly
    • Pi LCD, Display
    • Pi LCD, Graphics Intro
    • Pi LCD, More Graphics
    • Pi LCD, YouTube video
  • Pi TFT display
    • TFT Display, Software SPI
    • TFT Display, Hardware SPI
    • TFT Display, Graphics Library
    • TFT Display, Text
    • TFT Display, Colors & Gamma
    • Pi TFT, YouTube video
• PCB Design
  • Surface-Mount Soldering notes
  • Evaluating LEDs
• Other stuff
  • Willamette radio
  • DSO150 scope notes
  • O*scope FUN board
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