Monday, February 3, 2025

The Problem With delay()

›
     An issue that comes up over and over on Arduino forums supporting Arduinists trying to advance from beginner projects to building their...

Getting ESP-32 CAM with USB-C SD card to work

›
       Make this part 2 of a series, I suppose.  The high quality documentation of this device on the seller website marks 4 pins for use in...
Sunday, February 2, 2025

Getting ESP32 CAM with USB-C Camera to work

›
     I picked up a different version of ESP32-CAM off Aliexpress.  It purports to support OV-5640 AF, a better camera than the typical ESP32...
Saturday, November 9, 2024

The Pole Vaulter

›
     I aim to make some blog posts and accompanying videos to present some intermediate level concepts for micro-controller hobbyists.     T...
Thursday, May 4, 2023

ESP NOW Bidirectional data passage between ESP 8266 and ESP 32

›
The Random Nerd Tutorials tutorials ( here  and here ) for bidirectional communications using ESP NOW have a bit of unnecessary added comple...
Sunday, December 18, 2022

ESP NOW sender and receiver basic project

›
ESP Now seems to be a link layer protocol for the ESP 32 and ESP 8266.  It is easy to use for a simple project passing data between an ES...
Friday, November 11, 2022

Multi-serial with software serial on Arduino Uno, Nano, etc

›
A problem an Arduino novice may face is the inclination to connect to a serial device (such as a Loadstar Loadcell read by their propriet...