BECKHOFF C1300 - Manual (Page 21)

C1300 VME to II/O Interface Unit Beckhoff II/O-System
Date : 18.12.95 Version : 2.01 Page 21 of 44
Funktion 06h :Count Modules
By means of this function the number of modules in the ring can be detected.
channel length function argument 0 argument 1 argument 2 comment
call 02 06
response 04 06 00 nn count modules :
nn modules in the ring
04 06 01 00 count modules :
ring interrupted