A connector used for diagnosing transmission problems. Also called a "wrap plug," it plugs into an Ethernet or serial port and crosses over the transmit line to the receive line so that outgoing ...

The process is quite tedious, so he prefers to use a simpler method, a parallel loopback plug. The plug itself is pretty easy to build. After soldering a handful of wires to the back of a standard ...

So, how can a CSI address the testing dilemma if the budget does not include a simulation software package? Passive loopback process simulation (PLPS) is the answer. While ideally the PLC simulation ...