C Linker and Fresh Eyes
It’s often valuable to set a project down for a while. After setting down the Flight Logger project for a few months, I came back… Read More »C Linker and Fresh Eyes
Microcontrollers
Simple Wireless Serial Communication
Notes on basic setup & testing of the JDY-40 wireless serial port module. These are simple wireless serial communication modules that work fairly well and… Read More »Simple Wireless Serial Communication
LED Matrix Animation
Simple process for basic LED matrix animation using a custom MicroPython library.
Pulse Width Modulation Outsourcing To PCA9685
These are my notes on setting up the ATMega4809 microcontroller for dimming LED lights using a PCA9685 PWM controller IC.
Servo Motor Control With ATmega4809
Building on the PWM input capture, this is an active passthrough program that drives servo motors. This is a key step toward flight stabilization and control.
Simple Multi-Channel Pulse Width Capture with ATmega4809
Some notes on 4-channel servo control PWM capture with an ATmega4809. Includes source code and notes on development and improvements.
Driving an LED Matrix with MicroPython
I created a MicroPython library to drive an LED matrix using an ESP32.
ATtiny85 Driving WS2812
I’m working on driving some WS 2812 lights with an ATtiny85 using the WS 2812 library from this github project. Setup AVR Tools For Mac… Read More »ATtiny85 Driving WS2812
MicroPython on ESP32
Installing & running Micropython on an ESP32 dev board.