Ralph S Bacon Courses

EPaper & EInk Displays for Arduino and Raspberry Pi

Explore ePaper displays for Arduino and Raspberry Pi: low-power, versatile screens. Learn setup, libraries, and applications for electronic projects requiring persistent displays.

• YouTube
• 28 minutes
• On-Demand
• Free Video

Reverse Polarity Protection Using a MOSFET - For Arduinos and More

Efficient reverse polarity protection using P-Channel MOSFET for Arduino circuits. Learn about the advantages over diode-based protection and see a practical demonstration.

• YouTube
• 25 minutes
• On-Demand
• Free Video

External Watchdog Panelised PCB and Testing

Learn to build and test an external watchdog timer circuit using a 555 timer IC to prevent microcontroller hang-ups. Includes PCB design, panelization, and practical testing with signal generators and oscilloscopes.

• YouTube
• 22 minutes
• On-Demand
• Free Video

Smart Phone Charger and PICkit 2 & 3 Under Win10 - Fixed

Learn to build a smart phone charger that optimizes battery life by controlling charging cycles. Includes Arduino sketch, Android app, PCB layout, and circuit diagram. Also covers fixing PICkit 2/3 issues on Windows 10.

• YouTube
• 31 minutes
• On-Demand
• Free Video

No ALT-Key or Numeric Keypad - An Arduino 32U4 Workaround

Creating an Arduino-based numeric keypad with ALT key functionality for keyboards lacking this feature. Includes hardware disassembly, code review, and component sourcing.

• YouTube
• 28 minutes
• On-Demand
• Free Video

External Watchdog Timer - Prevent Latch-Hang Ups in a µController

Learn to build an external watchdog timer using a 555 IC to prevent microcontroller hang-ups. Explore circuit design, PCB layout, and component selection for this essential reliability-enhancing project.

• YouTube
• 29 minutes
• On-Demand
• Free Video

Nightmare Fan Speed Controller Plus a Volts & Amps Digital Display

Learn to safely modify and improve a fan speed controller with digital display, addressing potential hazards in imported electrical devices.

• YouTube
• 27 minutes
• On-Demand
• Free Video

Make an Arduino USB Volume Control - Ideal Beginner's Project

Learn to create an Arduino-based USB volume control for Windows and Mac, featuring PCB design, rotary encoder usage, and Arduino Micro programming.

• YouTube
• 37 minutes
• On-Demand
• Free Video

Arduino PRO IDE - First Look Plus Simple LCD Countdown

Explore the new Arduino PRO IDE's advanced features and learn to create a simple LCD countdown timer using a rotary encoder, with code examples and hardware setup tips.

• YouTube
• 28 minutes
• On-Demand
• Free Video

ATTiny13 Brain Dead - A Programming Nightmare

Explore programming challenges and optimizations for the ATTiny13 microcontroller, including oscillation calibration, serial output improvements, and external interrupts implementation.

• YouTube
• 26 minutes
• On-Demand
• Free Video

Push Button On-Off Emulator - Cheap Upgrade for Your Arduino Project

Emulate LTC2954 push button on-off functionality for Arduino projects using dual MOSFET circuitry. Learn to implement graceful shutdown requests with simple modifications and interrupt handling.

• YouTube
• 27 minutes
• On-Demand
• Free Video

External Battery Monitor from Your Arduino

Learn to monitor external battery voltage with Arduino, ensuring reliable power for data gathering projects using simple circuits and code.

• YouTube
• 30 minutes
• On-Demand
• Free Video

Universal Timer - Update- Library, SMT Assembled, 3-Volt Project

Update on Universal Timer project: new libraries, SMT assembly, and 3-volt operation. Explores challenges with 3v beepers, introduces timer library for easy function execution, and offers PCB giveaway.

• YouTube
• 35 minutes
• On-Demand
• Free Video

ATMega328P Alarm Update - WDT and Interrupt and Custom PCB

Learn to create a low-power movement alarm using ATMega328P, custom PCB, and deep sleep techniques. Explore PCB design, programming, and practical applications for dark places or refrigerators.

• YouTube
• 35 minutes
• On-Demand
• Free Video

Flash Your ATMega328P for the Cost of a Cup of Coffee

Learn to program ATMega328P microcontrollers using affordable tools. Discover essential equipment for bootloading, changing fuses, and uploading sketches to custom PCBs with Arduino-compatible chips.

• YouTube
• 29 minutes
• On-Demand
• Free Video