Siemens Simatic S7-400 User Manual

Page 488

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M7-400 Expansions

12-18

S7-400, M7-400 Programmable Controllers Module Specifications

A5E00069467-07

Table 12-5 Pin Assignments of the 98-Pin Standard Direct Connector

(ATConnector), continued

Pin

Signal Name

Pin

Signal Name

AT Expansion

D1

MEMCS_16_N

C1

SBHE_N

D2

I/OCS16_N

C2

LA23

D3

IRQ10

C3

LA22

D4

IRQ11

C4

LA21

D5

IRQ12

C5

LA20

D6

IRQ15

C6

LA19

D7

IRQ14

C7

LA18

D8

DACK0_N

C8

LA17

D9

DRQ0

C9

MEMR_N

D10

DACK5_N

C10

MEMW_N

D11

DRQ5

C11

SD8

D12

DACK6_N

C12

SD9

D13

DRQ6

C13

SD10

D14

DACK7_N

C14

SD11

D15

DRQ7

C15

SD12

D16

P5V

C16

SD13

D17

MASTER_N

C17

SD14

D18

GND

C18

SD15

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