Справочник Пользователя для Siemens SIMATIC TIWAY 1
HOST COMMAND SET REFERENCE
UNILINK HOST ADAPTER
5–69
USER MANUAL
5.7.2
Report External Input Status — FD
The REPORT EXTERNAL INPUT STATUS command reads the status of the
external input point provided by the UNILINK Adapter. Several options are
available for reading and resetting the input latch.
external input point provided by the UNILINK Adapter. Several options are
available for reading and resetting the input latch.
Command:
FD cc
Response:
FD ss
Parameters:
cc
Input read/reset options.
00 = Read the input, but do not reset the latch.
01 = Read the input, then reset the latch.
02 = Reset the latch, then read the input.
ss
Input status.
00 = The Input is off.
01 = The Input is on.