Siemens M7-400 ユーザーズマニュアル

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Interface Submodules
13-29
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Selection Register Rising Edge 
Tables 13-32 and 13-33 give an overview of the selection register for interrupt
generation at a rising edge of a digital input.
Table 13-32
Offset Address for the Selection Register Rising Edge (IF 961-DIO)
Offset
Address
Function
Remarks
5
Selection register rising edge
Read/write
Table 13-33
Meaning of the Bits in the Selection Register Rising Edge (IF 961-DIO)
Bit
Function
= 0
= 1
2
0
Interrupt generation at rising edge of the
digital input channel 0
Disabled
Enabled
 :
 :
:
:
2
7
Interrupt generation at rising edge of the
digital input channel 7
Disabled
Enabled
Selection Register Falling Edge 
Tables 13-34 and 13-35 give an overview of the selection register for interrupt
generation at a falling edge of a digital input.
Table 13-34
Offset Address for the Selection Register Falling Edge (IF 961-DIO)
Offset Address
Function
Remarks
6
Selection register falling edge
Read/write
Table 13-35
Meaning of the Bits in the Selection Register Falling Edge (IF 961-DIO)
Bit
Function
= 0
= 1
2
0
Interrupt generation at falling edge of the digital
input channel 0
Disabled
Enabled
 :
 :
:
:
2
7
Interrupt generation at falling edge of the digital
input channel 7
Disabled
Enabled