AT INTERFACE DESCRIPTION
DMARQ |
|
|
(device) |
|
|
tUI |
|
|
DMACK- |
|
|
(host) |
|
|
tACK | tENV |
|
STOP |
|
|
(host) |
|
|
tZIORDY | tLI | tUI |
DDMARDY- |
|
|
(device) |
|
|
tACK |
|
|
HSTROBE |
|
|
(host) |
|
|
DD(15:0) | tDVS | tDVH |
|
| |
(host) |
|
|
tACK |
|
|
DA0, DA1, DA2, |
|
|
|
|
HSTROBE
at host
DD(15:0)
at host
Figure 5 - 9
Initiating an Ultra DMA Data Out Burst
|
| t2CYC |
|
| tCYC |
| tCYC |
|
|
| t2CYC |
tDVH | tDVS | tDVH | tDVH |
|
| tDVS |
HSTROBE
at device
DD(15:0) at device
tDH | tDS | tDH | tDS | tDH |
Figure 5 - 10
Sustained Ultra DMA Data Out Burst
5 – 8
