#1: pcb board design project (877 reads) 作者: machunming, 时间: 2005-3-10 周四, 12:42 — board 13.3cm*4cm
using 1 IC chip, and 1 Atmel ic chip
control 7*21 mini LED matrix
using 3 buttons to input ASCII
using 2 3volts battery
could store 512 charaters
extremely urgent, any body could do it, please contract me at [email protected] 24 hours online.
thanks
