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414 AMD Geode™ SC1200/SC1201 Processor Data Book
Electrical Specifications
32579B
Figure 9-35. Device Pausing an UltraDMA Data Out Burst Timing Diagram
t
RP
IDE_DATA[15:0]
(host)
t
RFS
t
SR
IDE_IOR0#
(HSTROBE0#)
(host)
IDE_DACK0#
(host)
IDE_DREQ0
(device)
IDE_IOW0# (STOP0#)
(host)
IDE_IORDY0# (DDMARDY0#)
(device)
Notes:
1) The device can de-assert IDE_DREQ[0:1] to request termination of the UltraDMA burst no sooner than t
RP
after
IDE_IORDY[0:1]# (DDMARDY[0:1]#) is de-asserted.
2) If the t
SR
timing is not satisfied, the device may receive up to two additional datawords from the host.