Motorola IH5 manual MCPN750A PCI Mezzanine Card Connector

MCPN750A Connector Pin Assignments

MCPN750A PCI Mezzanine Card Connectors (J11/21, J12/22, J13/23, J14/24)

Four 64-pin connectors (J11/21, 12/22, 13/23 and 14/24 on the MCPN750A) supply the interface between the base board and an optional PCI mezzanine card (PMC). The pin assignments are listed in the tables on the next two pages.

Table 7-5. MCPN750A PCI Mezzanine Card Connector

	J11/J21					J12/J22
1	TCK	–12V	2	1	+12V		TRST#	2
3	GND	INTA#	4	3	TMS		TDO	4
5	INTB#	INTC#	6	5	TDI		GND	6
7
	PMCPRSNT#	+5V	8	7	GND		Not Used	8
9	INTD#	Not Used	10	9	Not Used		Not Used	10
11	GND	Not Used	12	11	Pull-up		+3.3V	12
13	CLK	GND	14	13	RST#		Pull-down	14
15	GND	PMCGNT#	16	15	+3.3V		Pull-down	16
17	PMCREQ#	+5V	18	17	Not Used		GND	18
19	+5V (Vio)	AD31	20	19	AD30		AD29	20
21	AD28	AD27	22	21	GND		AD26	22
23	AD25	GND	24	23	AD24		+3.3V	24
25	GND	C/BE3#	26	25	IDSEL		AD23	26
27	AD22	AD21	28	27	+3.3V		AD20	28
29	AD19	+5V	30	29	AD18		GND	30
31	+5V (Vio)	AD17	32	31	AD16		C/BE2#	32
33	FRAME#	GND	34	33	GND		Not Used	34
35	GND	IRDY#	36	35	TDRY#		+3.3V	36
37	DEVSEL#	+5V	38	37	GND		STOP#	38
39	GND	LOCK#	40	39	PERR#		GND	40
41	SDONE#	SBO#	42	41	+3.3V		SERR#	42
43	PAR	GND	44	43	C/BE1#		GND	44
45	+5V (Vio)	AD15	46	45	AD14		AD13	46

7

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