All items tagged with RS232 and Power (4)

1-04-2003 | This circuit can be built into a power bar and used to remotely switch six socket-outlets. It is controlled via an RS232 interface and uses...

1-02-1997 | LPT test is a useful program when it comes to checking the functions of the PC's parallel printer port when it comes to developing new int...

1-11-1992 | It is not always necessary to resort to special les when TTL logic is to be connected to an RS232 interface. Here, a simple adaptor is pro...

1-12-1991 | In most personal computers, the power supply provides +5 V and ±12 V lines. The positive 12 V line is needed for the disk drives, and the...