IkaLogic - Robotics and Embedded Tutorials
Micro-controllers - 8051 tutorials, In System Programmer, Multi processor communication, embedded C tutorial, programming tips and tricks.
Sensors & Measurement - IR proximity sensor, Ambient light ignoring sensors, home made Frequencymeter/Tachometer/Thermometer, Line sensors, light sensor, temperature sensors...
Digital Thermometer built with the AT89S52 micro-controller
This article shows you how to build a digital thermometer from the beginning to the end, using a thermistor and a 8051 microcontroller.