Motorola MVME2400 manual PCI Mezzanine Card Connectors J21 through J24, J21 J22

C

Pin Assignments

PCI Mezzanine Card Connectors - J21 through J24

Four 64-pin SMT connectors, J21 through J24, supply 32/64-bit PCI interfaces and P2 I/O between the MVME240x board and an optional add- on PCI Mezzanine Card (PMC) in PMC Slot 2. The pin assignments for PMC Slot 2 are listed in the following two tables.

Table C-9. J21 and J22 PMC2 Connector Pin Assignments

		J21					J22
1				2	1				2
	TCK		-12V			+12V		TRST#
3				4	3				4
	GND		INTA#			TMS		TDO
5				6	5				6
	INTB#		INTC#			TDI		GND
7				8	7				8
	PMCPRSNT2#		+5V			GND		Not Used
9				10	9				10
	INTD#		Not Used			Not Used		Not Used
11				12	11				12
	GND		Not Used			Pull-up		+3.3V
13				14	13				14
	CLK		GND			RST#		Pull-down
15				16	15				16
	GND		PMCGNT2#			+3.3V		Pull-down
17				18	17				18
	PMCREQ2#		+5V			Not Used		GND
19				20	19				20
	+5V (Vio)		AD31			AD30		AD29
21				22	21				22
	AD28		AD27			GND		AD26
23				24	23				24
	AD25		GND			AD24		+3.3V
25				26	25				26
	GND		C/BE3#			IDSEL2		AD23
27				28	27				28
	AD22		AD21			+3.3V		AD20
29				30	29				30
	AD19		+5V			AD18		GND
31				32	31				32
	+5V (Vio)		AD17			AD16		C/BE2#
33				34	33				34
	FRAME#		GND			GND		Not Used
35				36	35				36
	GND		IRDY#			TRDY#		+3.3V
37				38	37				38
	DEVSEL#		+5V			GND		STOP#
39				40	39				40
	GND		LOCK#			PERR#		GND
41				42	41				42
	SDONE#		SBO#			+3.3V		SERR#
43				44	43				44
	PAR		GND			C/BE1#		GND
45				46	45				46
	+5V		AD15			AD14		AD13

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