Figure 5.18 Device Pausing An Ultra Dma Data Out Burst - Fujitsu MHW2040AC Product Manual

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:
1) The device may negate DMARQ to request termination of the Ultra DMA
burst no sooner than t
2) After negating DDMARDY-, the device may receive zero, one two or three
more data words from the host.

Figure 5.18 Device pausing an Ultra DMA data out burst

C141-E258
t
RP
t
RFS
after DDMARDY- is negated.
RP
5.6 Timing
5-161