Technical data

Table Of Contents
System Status Lists (SSL)
System Software for S7-300/400 System and Standard Functions - Volume 2/2
A5E00739858-01
33-61
Contents Length Meaning
Eastat 1 word I/O status
Bit 0 = 1: module fault (recognized by diagnostic interrupt)
Bit 1 = 1: module available
Bit 2 = 1: module not available
Bit 3 = 1: module deactivated
Bit 4 = 1: fault in station (substitute slot only)
Bit 5 = 1: M7: module can be host module for interface module
S7: A CiR process is currently active or still not complete for this
module/station.
Bit 6 = 1: reserved for S7-400
Bit 7 = 1: module in local bus segment (on with S7-300)
Bit 8 to 15: reserved
Ber_bgbr 1 word Area identification/module width
Bit 0 to 2: module width
Bit 3: reserved
Bit 4 to 6 : area identification
0 = S7-400
1 = S7-300
2 = PROFINET IO (distributed)
3 = P area
4 = Q area
5 = IM3 area
6 = IM4 area
Bit 7: reserved
Bit 7: reserved
reserve 5 words Reserved
Partial List with SSL-ID W#16#0696 for Modules on PROFIBUS DP
This results in the error message "interface module level not present".