4x4 Matrix Keypad

Avg Bid (USD)
Project Budget (USD)
$250 - $750

Project Description:
I am looking for someone to design and build a stand alone device what will record key sequences on 4x4 matrice. Key sequences will be time stamp saved when is press enter key or after a period of times of inactivity. Led so can show some visual signals. USB TTL Serial Cables - FTDI for connection with computer to download data. A Windows compatibile software interface for computer to download password protected data from memory. We will use Atmel microcontroller and memory with MLF package for low power consumption and small layout PCB.

Skills required:
C Programming, Electronics, Microcontroller, PCB Layout, Visual Basic
About the employer:
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