Host Terminating Write Dma; Figure 45. Ultra Dma Cycle Timings (Host Terminating Write) - IBM DJSA-210 - Travelstar 10 GB Hard Drive Specifications

7.9.3 Host Terminating Write DMA

DMARQ
DMACK-
STOP
DDMARDY-
HSTROBE
DD(15:0)
PARAMETER DESCRIPTION
tSS Time from HSTROBE edge to assertion of
STOP
tLI Limited interlock time
tMLI Interlock time with minimum
tDS CRC word setup time at device
tDH CRC word hold time at device
tACK Hold time for DMACK-
tIORDYZ Maximum time before releasing IORDY

Figure 45. Ultra DMA cycle timings (Host Terminating Write)

tLI
tSS
tLI
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Travelstar 32GH/30GT/20GN hard disk drive specifications
tMLI
tIORDYZ
tLI
Host drives DD
MODE 0 MODE 1
MIN MAX MIN MAX
(ns) (ns) (ns) (ns)
50 – 50 –
0 150 0 150
20 – 20 –
15 – 10 –
5 – 5 –
20 – 20 –
– 20 – 20
56
tACK
tACK
tDH
tDS
CRC xxxxxxxxxx
MODE 2 MODE 3 MODE 4
MIN MAX MIN MAX MIN
(ns) (ns) (ns) (ns) (ns)
50 – 50 – 50
0 150 0 100 0
20 – 20 – 20
7 – 7 – 5
5 – 5 – 5
20 – 20 – 20
– 20 – 20 –
MAX
(ns)
–
100
–
–
–
–
20