Eurotech Appliances PXA255 Bit, Name, Function, Byte lane, ICR Bit Functions, Interrupt configuration and reset register [ICR]

VIPER Technical Manual Detailed hardware description

Interrupt configuration and reset register [ICR]

Byte lane			Most Significant Byte								Least Significant Byte
Bit	15	14	13	12	11	10	9	8	7	6	5	4	3	2	1	0
Field	-	-	-	-	-	-	-	-	-	-	-	-	RST	R_DIS	CLR	RETRIG
													CF_		AUTO_
Reset	X	X	X	X	X	X	X	X	0	0	0	0	0	0	0	0
R/W	-	-	-	-	-	-	-	-			R			R/W
Address								0x14100002

ICR Bit Functions

	Bit		Name		Value	Function
					0	No interrupt retrigger (embedded Linux and VxWorks).
	0		RETRIG
					1	Interrupt retrigger (Windows CE).
					0	No auto clear interrupt / Toggle GPIO1 on new interrupt.
	1		AUTO_CLR		1	Auto clear interrupt / Low to high transition on GPIO1 on
						First Interrupt.
					0	Board reset normal
	2		R_DIS
					1	Board reset disable
				0		CompactFlash reset by board reset
3			CF_RST
				1		Reset CompactFlash
4 - 7		-			X	No function.

© 2007 Eurotech Ltd Issue E 29