Car Battery Monitor
A simple gadget to warn me if my car battery is going flat.
Martin Oldfield, 17 Dec 2021
TinyS2 Power
Power measurements for the TinyS2, an ESP32-S2 board.
Martin Oldfield, 17 Nov 2021
Pi Pico Power
Power measurements for the Raspberry Pi Pico.
Martin Oldfield, 16 Nov 2021
Pi Pico Wireless
Aidés-memoires for using the Pimoroni Pico Wireless Pack.
Martin Oldfield, 13 Nov 2021
An ESP8266-based switch
A simple switch for my IoT light built around an ESP8266.
Martin Oldfield, 30 Jul 2017
The ESP8266
Brief notes on the ESP8266
Martin Oldfield, 07 Jul 2017
Linux WiFi configuration
Aidés-memoires for configuring WiFi on a Raspberry Pi.
Martin Oldfield, 05 Jun 2013