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VIPER Technical Manual Detailed hardware description
© 2007 Eurotech Ltd Issue E 69
PC/104 16-bit I/O read/write access cycles
PC/104 8-bit memory write access cycle
8-bit memory read access cycles are not supported by the PXA255 PCMCIA
controller for common memory space.
AEN
BALE
SBHE
A<0:15>
IOCS16
IOCHRDY
IOR/IOW
DATA (read)
DATA
(
write
)
VALID
VALID
VALID VALID
VALID
VALID
AEN
BALE
SBHE
A<0:23>
MEMCS16
IOCHRDY
(S)MEMW
DATA (write)
VALID
VALID
VALID
VALID