Motorola CPCI-6020 J3 CompactPCI User I/O Connector, Signal Descriptions for the J3 Connector

CompactPCI User I/O Connector Controls, LEDs, and Connectors

3.4.2CompactPCI User I/O Connector

Connector J3 is a 110 pin AMP Z-pack 2 mm hard metric type B connector. This connector routes the I/O signals for the PMC I/O, serial port and USB ports. The pin assignments for J3 on the processor board and on the transition module are shown in Table 3-8below (outer row F is assigned and used as ground pins but is not shown in the table):

Table 3-8 J3 CompactPCI User I/O Connector

Pin	Row A	Row B	Row C	Row D	Row E	Pin
19	RESERVED	+12 V	-12 V	RXD3	RXD4	19
18	HSC_REQ_L	GND	RSC3	GND	RXC4	18
17	HSC_GNT_L	MXCLK	MXDI	MXSYNC_L	MXDO	17
16	HSC_FLOAT	GND	TXC3	GND	TXC4	16
15	HSC_EJECT_L	RESERVED	RESERVED	TXD3	TXD4	15
14	+3.3 V	+3.3 V	+3.3 V	+5 V	+5 V	14
13	PMCIO5	PMCIO4	PMCIO3	PMCIO2	PMCIO1	13
12	PMCIO10	PMCIO9	PMCIO8	PMCIO7	PMCIO6	12
11	PMCIO15	PMCIO14	PMCIO13	PMCIO12	PMCIO11	11
10	PMCIO20	PMCIO19	PMCIO18	PMCIO17	PMCIO16	10
9	PMCIO25	PMCIO24	PMCIO23	PMCIO22	PMCIO21	9
8	PMCIO30	PMCIO29	PMCIO28	PMCIO27	PMCIO26	8
7	PMCIO35	PMCIO34	PMCIO33	PMCIO32	PMCIO31	7
6	PMCIO40	PMCIO39	PMCIO38	PMCIO37	PMCIO36	6
5	PMCIO45	PMCIO44	PMCIO43	PMCIO42	PMCIO41	5
4	PMCIO50	PMCIO49	PMCIO48	PMCIO47	PMCIO46	4
3	PMCIO55	PMCIO54	PMCIO53	PMCIO52	PMCIO51	3
2	PMCIO60	PMCIO59	PMCIO58	PMCIO57	PMCIO56	2
1	PMCVIO	PMCIO64	PMCIO63	PMCIO62	PMCIO61	1

Table 3-9 on page 63 shows the signal descriptions for the J3 Connector:

Table 3-9 Signal Descriptions for the J3 Connector

	Pin	Definition
	RXDn	Receive Data
	TXDn	Transmit data
	RXCn	Synchronous channel receive clock
	TXCn	Synchronous channel transmit clock
	MXCLK	Clock for multiplexed data containing synchronization port control signals.
	MXDI	Multiplexed data input
CPCI-6020 CompactPCI Single Board Computer Installation and Use (6806800A51C)			63