参数资料
型号: M66596WG
元件分类: 总线控制器
英文描述: UNIVERSAL SERIAL BUS CONTROLLER, PBGA64
封装: 0.80 MM PITCH, FBGA-64
文件页数: 15/133页
文件大小: 1611K
代理商: M66596WG
M66596FP/WG
rev .1.00
2006.3.14
page 109 of 127
4.9.3
DMA access timing(when a cycle steal transfer and separate bus are set)
4.9.3.1 DMA cycle steal transfer write timing (when a CPU bus address is not used: DFORM=010)
17
tdis (CTRL - Dreq)
twh (Dreq)
20
tw (CTRL)
39
tsu (D)
th (D)
43
44
DREQi_N
(i=0,1)
DACKi_N
(i=0,1)
D15-D0
Note 3-2
Note 3-1
ten (CTRL - Dreq)
19
tsu (Dend)
th (Dend)
45
46
DENDi_N
(i=0,1)
Note 3-8
Data determination
DENDi determination
WR1_N,
WR0_N
4.9.3.2 DMA cycle steal transfer read timing(when a CPU bus address is not used: DFORM=010)
tdis (CTRL - Dreq)
twh (Dreq)
20
twr (CTRL)
ten (CTRL - Dreq)
42
tv (CTRL - D)
tdis (CTRL - D)
ten (CTRL - D)
4
6
19
ta (CTRL - D)
DREQi_N
(i=0,1)
DACKi_N
(i=0,1)
D15-D0
Note 3-3
17
5
DENDi_N determination
ta (CTRL - DendV)
11
tv (CTRL - DendV)
12
3
Note 3-8
Data determination
Note 3-1
RD_N
DENDi_N
(i=0,1)
Note 3-9
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