Figure 31. Ultra Dma Cycle Timing Chart (Host Terminating Read); Figure 32. Ultra Dma Cycle Timings (Host Terminating Read); Host Terminating Read Dma - Hitachi ic35l060avv207-0 - Deskstar 60 GB Hard Drive Specifications

6.2.4.3 Host Terminating Read DMA

DMARQ
DMACK-
STOP
HDMARDY-
DSTROBE
DD(15:00)

Figure 31. Ultra DMA cycle timing chart (Host terminating Read)

PARAMETER DESCRIPTION
(all values in ns)
HDMARDY– to final
tRFS
DSTROBE time
tRP Ready to pause time
tLI Limited interlock time
Maximum time allowed for
tAZ
output drivers to release
Minimum delay time required
tZAH
for output
Interlocking time with
tMLI
minimum
CRC word setup time (at
tCS
device side)
CRC word hold time (at device
tCH
side)
tACK Hold time for DMACK –
Maximum time before
tIORDYZ
releasing IORDY

Figure 32. Ultra DMA cycle timings (Host terminating Read)

tRP
tRFS
xxx RD Data xxxxxxxxxxxxxxxxxx
Device drives DD
MODE0
MIN MAX
– 75
160 –
0 150
– 10
20 –
20 –
15 –
5 –
20 –
– 20
Deskstar 180GXP hard disk drive specifications
tLI tMLI
tLI
tAZ
tZAH
MODE1 MODE2
MIN MAX MIN MAX
– 70 – 60
125 – 100 –
0 150 0 150
– 10 – 10
20 – 20 –
20 – 20 –
10 – 7 –
5 – 5 –
20 – 20 –
– 20 – 20
32
tACK
tACK
tIORDYZ
tCS tCH
xxxxxxxxxx
xxx
CRC
Host drives DD
MODE3 MODE4
MIN MAX MIN MAX
– 60 – 60
100 – 100 –
0 100 0 100
– 10 – 10
20 – 20 –
20 – 20 –
7 – 5 –
5 – 5 –
20 – 20 –
– 20 – 20
MODE5
MIN MAX
– 50
85 –
0 75
– 10
20 –
20 –
5 –
5 –
20 –
– 20