是基于at89s51 5461bg uln2803等器件实现四位数字电子钟 如需要电路图可以发邮件到我邮箱 woyunlu@163.com -Is based on the at89s51 5461bg uln2803 and other devices to achieve four-digit electronic clock if necessary circuit can send an email to my mailbox woyunlu@163.com

From Pollin Electronic there was a complete TV tuner available (Sonderliste Nr. 1/2000, page 83). The tuner is programmable via I² C-Bus and provides a FBAS signal at its output. There is also the homepage of Georg Acher containing information ab