Device Pausing An Ultra Dma Data Out Burst - Fujitsu MPG3xxxAT 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 5.17 Device pausing an Ultra DMA data out burst
5 - 106
after DDMARDY- is negated.
RP
C141-E110-02EN
t
RP
t
RFS