user manual

Connectors

http://www.motorola.com/computer/literature 5-11

EIDE Connector (J15)

The CPX750HATM provides a 40-pin header (J15) to interface to the

CPX750 secondary EIDE port. The pin assignments and signal mnemonics

for this connector are listed in the next table.

Table 5-9. EIDE Connector (J15)

Pin Signal Signal Pin

1 DRESET_L GND 2

3 DD7 DD8 4

5 DD6 DD9 6

7 DD5 DD10 8

9 DD4 DD11 10

11 DD3 DD12 12

13 DD2 DD13 14

15 DD1 DD14 16

17 DD0 DD15 18

19 GND No Connect 20

21 DMARQ GND 22

23 DIOW_L GND 24

25 DIOR_L GND 26

27 IORDY No Connect 28

29 DMACK_L GND 30

31 INTRQ No Connect 32

33 DA1 No Connect 34

35 DA0 DA2 36

37 CS1FX_L CS3FX_L 38

39 No Connect GND 40