beautypg.com

Tconnector) 12-17 – Siemens Simatic S7-400 User Manual

Page 487

background image

M7-400 Expansions

12-17

S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07

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

(ATConnector)

Pin

Signal Name

Pin

Signal Name

XT Signals

B1

GND

A1

I/OCHCK_N

B2

RESET DRV

A2

SD7

B3

P5V

A3

SD6

B4

IRQ9

A4

SD5

B5

N5V

A5

SD4

B6

DRQ2

A6

SD3

B7

N12V

A7

SD2

B8

0WS

A8

SD1

B9

P12V

A9

SD0

B10

GND

A10

I/OCHRDY_N

B11

SMEMW_N

A11

AEN

B12

SMEMR_N

A12

SA19

B13

I/OW_N

A13

SA18

B14

I/OR_N

A14

SA17

B15

DACK3_N

A15

SA16

B16

DRQ3

A16

SA15

B17

DACK1_N

A17

SA14

B18

DRQ1

A18

SA13

B19

REFRESH

A19

SA12

B20

SYSCLK

A20

SA11

B21

IRQ7

A21

SA10

B22

IRQ6

A22

SA9

B23

IRQ5

A23

SA8

B24

IRQ4

A24

SA7

B25

IRQ3

A25

SA6

B26

DACK2_N

A26

SA5

B27

T/C

A27

SA4

B28

BALE

A28

SA3

B29

P5V

A29

SA2

B30

OSC

A30

SA1

B31

GND

A31

SA0

This manual is related to the following products: