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VIPER Technical Manual Detailed hardware description
© 2007 Eurotech Ltd Issue E 29
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 - - - - - - - - - - - -
CF_
RST
R_DIS
AUTO
_
CLR
RETRIG
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.