Siemens M7-400 ユーザーズマニュアル

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Interface Submodules
13-27
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Digital Output Function 
Tables 13-24 and 13-25 give an overview of the digital output function.
Table 13-24
Offset Address for the Digital Output Function (IF 961-DIO)
Offset
Address
Function
Remarks
1
User data digital output function
Read/write
Table 13-25
Assignment of the Digital Output (DO) Channels to the Bits (IF 961-DIO)
Bit
Function
= 0
= 1
2
0
DO channel 0
0 V
+ 24 V
 :
 :
:
:
2
7
DO channel 7
0 V
+ 24 V
Acknowledgment Register 
The interrupt is acknowledged in this register. Tables 13-26 and 13-27 give an
overview of the acknowledgment register.
Table 13-26
Offset Address for the Acknowledgment Register (IF 961-DIO)
Offset
Address
Function
Remarks
2
Acknowledgment register
Write only
Table 13-27
Meaning of the Bits in the Acknowledgment Register (IF 961-DIO)
Bit
Function
= 0
= 1
2
0
Reserved
 :
 :
2
6
Reserved
2
7
Acknowledge interrupt
No
Yes