Fujitsu MHM2100AT - Mobile 10 GB Hard Drive Product Manual page 196

5.6.3.9 Device pausing an Ultra DMA data out burst
5.6.3.2 contains the values for the timings for each of the Ultra DMA Modes.
DMARQ
(device)
DMACK-
(host)
STOP
(host)
DDMARDY-
(device)
HSTROBE
(host)
DD(15:0)
(host)
Notes:
Figure 5.19 Device pausing an Ultra DMA data out burst
C141-E104-03EN
t
SR
1) The device may negate DMARQ to request termination of the Ultra
DMA burst no sooner than t
2) If the t timing is not satisfied, the device may receive zero, one or
SR
two more data words from the host.
t
RP
t
RFS
after DDMARDY- is negated.
RP
5.6 Timing
5-119