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

The LED clock consists of 60 LEDs which are placed circular around a common analog clock. The LEDs are used to display the seconds. Essential part of this circuit is the LED driver MAX7219 from Maxim. A datasheet is available on Maxim s homepage. The

AT89c2051源码 ，要用这款芯片的非常有用 -AT89c2051 source, use this chip is very useful! ! !