Zx Lee

Personal Blog on Electronics and Programming


August 2013

nRF24L01 Breakout Board

Recently I have made myself nRF24L01 Breakout Board. Firstly, what is that nRF24L01?

nRF24L01 Transceiver

Continue reading “nRF24L01 Breakout Board”


L293D Quadruple Half-H Drivers

In this post, we are going to look on how to control DC motor with L293D by using Arduino. L293D is a Quadruple Half H Drivers which is designed to provide bidirectional control of motors up to 1A at voltages from 4.5V to 36V. Continue reading “L293D Quadruple Half-H Drivers”

Digital Alarm Clock

In this project, I have made myself a simple digital alarm clock which I could make use of what I learnt before. Making this digital alarm clock involves interfacing with LCD and DS1307 Real Time Clock. If you not familiar with them, I would suggest you to read Liquid Crystal Display HD44780 and DS 1307 Real Time ClockContinue reading “Digital Alarm Clock”

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