青云翻译

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2, the host computer (PC or PLC) through the serial port is connected to the controller, sends a string of ASCII code instructions to the controller can control one (or all) relays open or closed, completely not necessary to select relay circuit to consider, drive, and so on. For example, the serial

2nd, on the position machine (PC machine or advocates PLC) to connect this controller after the serial port, transmits a string ASCII code instruction to the controller then to control some (either the relay opens or the closure completely), not essential considered completely the relay on the hardw

2, upper machine (PC machine or the main PLC) through a serial port connected to the Controller, the Controller sends a string instruction ASCII code can control a relay (or all) open or closed, it is not necessary to take into account the hardware circuit relays on issues such as selection, drive.

2, the host computer (PC or PLC) through the serial port is connected to the controller, sends a string of ASCII code instructions to the controller can control one (or all) relays open or closed, completely not necessary to select relay circuit to consider, drive, and so on. For example, the serial