StepChip:

Uncertain:
	VCC1
	VCC0
	VSS
	GND


Bidirectional:
	G0-G5
	INT*
	MPB
	MPA
	LD
	RD
	MODSEL
	DD0-DD3
	SD0-SD3


Input:
	RHIN
	LHIN
	FDI
	SYNC*
	CLOCK
	RESET
	FRAME*

Output:
	RV 
	LGD*
	FDO
	DA0-DA9	
	DRAS*
	DWE*
	DCAS*
	DOE*
	SA0-SA15
	 		
	





SRAM  (MT5C2564):

In:
	A0-A15
	CE*
	WE*
	VCC
	VSS

Bidir:
	DQ1-DQ4



DRAM  (MT4C4001):

In:
	A0-A9
	Vss
	Vcc
	WE*
	RAS*
	OE*
	CAS*


Bidir:
	DQ1-DQ4
	
