LPC2148 programming using GCC

Running out of code compiler limit while using Keil is headache. GCC solve this problem (Least mine!).

Arduino SPI Using BitBang

How to handle SPI using GPIO for higher speed?

ESP8266 Breakout board

DIY breakout board for ESP8266 ESP-01.

IoT datalogger

Datalogging temprature to ThingSpeak cloud