Electrical Specifications
Second Byte
HAS
tsu(HBV-DSL)
First Byte
Second Byte
tsu(HSL-DSL)
th(DSL-HBV)
Valid
Valid
HAD†
tsu(HBV-DSL)‡
th(DSL-HBV)‡
HBIL
HCS
tw(DSH)
tw(DSL)
HDS
td(DSH-HYH)
td(DSH-HYL)
HRDY
ten(DSL-HD)
td(DSL-HDV2)
th(DSH-HDV)R
HD READ
Valid
td(DSL-HDV1)
Valid
Valid
tsu(HDV-DSH)
th(DSH-HDV)W
HD WRITE
Valid
tv(HYH-HDV)
Valid
Valid
td(COH-HYH)
Processor
CLK
† HAD refers to HCNTL0, HCNTL1, and HR/W.
‡ When HAS is not used (HAS always high)
Figure 5–28. Using HDS to Control Accesses (HCS Always Low)
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SPRS007B
November 2001 – Revised July 2003