Motorola CPX8216T User Manual
5-12
Computer Group Literature Center Web Site
Transition/Bridge Modules
5
Floppy Port Connector (J17)
The CPX750HATM provides a 34-pin header (J17) to interface to a floppy
disk drive. The pin assignments and signal mnemonics for this connector
are listed in the next table.
disk drive. The pin assignments and signal mnemonics for this connector
are listed in the next table.
+5Vdc Power Connector (J14)
The CPX750HATM has a 4-pin header that can be used to provide +5Vdc
power to offboard devices. This power is derived from the fused +5Vdc
power on the CPX750. Any external device powered from this connector
power to offboard devices. This power is derived from the fused +5Vdc
power on the CPX750. Any external device powered from this connector
Table 5-10. Floppy Connector (J17)
Pin
Signal
Signal
Pin
1
GND
No Connect
2
3
GND
No Connect
4
5
GND
No Connect
6
7
No Connect
INDEX_L
8
9
GND
MTR0_L
10
11
GND
DS1_L
12
13
No Connect
DS0_L
14
15
GND
MTR1_L
16
17
No Connect
DIR_L
18
19
GND
STEP_L
20
21
GND
WDATA_L
22
23
GND
WGATE_L
24
25
GND
TR0_L
26
27
GND
WPROT_L
28
29
GND
RDATA_L
30
31
GND
HDSEL_L
32
33
GND
DSKCHG_L
34