Fujitsu MHT2030AT Manual/User Guide - Page 205
Multiword data transfer, CS 1:0 Available time for DIOR-/DIOW
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5.6 Timing 5.6.2 Multiword data transfer Figure 5.10 shows the multiword DMA data transfer timing between the device and the host system. DMACKtI DIOR-/DIOWtD Symbol Timing parameter t0 Cycle time tD Pulse width of DIOR-/DIOWtE Data Access time for DIORtF Data hold time for DIORtG Data setup time for DIOR-/DIOWtH Data hold time for DIOWtI DMACK setup time for DIOR-/DIOWt CS (1:0) Available time for DIOR-/DIOW- Min. Max. Unit 120 - ns 70 - ns - 50 ns 5 - ns 20 - ns 10 - ns 0 - ns 25 - ns Figure 5.10 Multiword DMA data transfer timing (mode 2) C141-E192-02EN 5-131
5.6
Timing
C141-E192-02EN
5-131
5.6.2 Multiword data transfer
Figure 5.10 shows the multiword DMA data transfer timing between the device
and the host system.
DMACK-
t
D
DIOR-/DIOW-
t
I
Symbol
Timing parameter
Min.
Max.
Unit
t0
Cycle time
120
—
ns
tD
Pulse width of DIOR-/DIOW-
70
—
ns
tE
Data Access time for DIOR-
—
50
ns
tF
Data hold time for DIOR-
5
—
ns
tG
Data setup time for DIOR-/DIOW-
20
—
ns
tH
Data hold time for DIOW-
10
—
ns
tI
DMACK setup time for DIOR-/DIOW-
0
—
ns
t
CS (1:0) Available time for DIOR-/DIOW-
25
—
ns
Figure 5.10 Multiword DMA data transfer timing (mode 2)