S7-1200 Winsock communications
4.0
Path in start/run, type regsvr32 mswinsck.ocx Registering a WINSOCK control, but in order to run this program (the PC communicates with the controller via WINSOCK. exe) This communication requires bilateral programming interface, call TSEND_C/TRCV_C in your S7-1200 program sends the data received, refer to the S7-1200 sample program (will receive the data and clock S7-1200 seconds value is sent to the PC), pay attention to the TSEND_C/TRCV_C S7-1200 set in the communication port and communication partner PC IP address and set the correspondence between PC programs.