Siemens Simatic S7-400 - Manual (Page 567)

Parameter Sets for Signal Modules
A-5
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Byte 0
7 6 0
Hardware interrupt enable
Diagnostic interrupt enable
Byte 1
7 6 0
On rising edge at channel 0
On rising edge at channel 2
On rising edge at channel 4
On rising edge at channel 6
5 4 3 2 1
Hardware interrupt
On rising edge at channel 1
On rising edge at channel 3
On rising edge at channel 5
On rising edge at channel 7
Byte 2
7 6 0
On rising edge at channel 8
On rising edge at channel 10
On rising edge at channel 12
On rising edge at channel 14
5 4 3 2 1
Hardware interrupt
On rising edge at channel 9
On rising edge at channel 11
On rising edge at channel 13
On rising edge at channel 15
Reaction to error *)
Byte 3
7 6 0
On falling edge at channel 1
On falling edge at channel 3
On falling edge at channel 5
On falling edge at channel 7
5 4 3 2 1
Hardware interrupt
On falling edge at channel 0
On falling edge at channel 2
On falling edge at channel 4
On falling edge at channel 6
*) Only in 6ES7 421-7BH00-0AB0
Figure A-1 Data Record 1 of the Parameters of the Digital Input Modules