![]() ![]() ![]() This kind of cable is only a level conversion from USB to RS485 and can only support ordinary PPI protocol. At present, many cheap USB/PPI on the market communicate by converting USB into the virtual serial port (COM port), commonly known as a “pseudo-USB interface”. Siemens s7-200plc multi-master ppi programming cable with isolated USB interface, directly use the usb interface in step7microwin software, no need to install drivers, support ppi, multi-master ppi, advanced ppi protocol, support 187.5 kbps high-speed communication, with communication indicator.ĦES7901-3DB30-0XA0 is an intelligent multi-master PPI programming cable (PPI Multi-Master Cable) with a USB interface, which realizes level conversion from USB to RS485 and various PPI protocol conversions. ![]()
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