r8a66597 Renesas Electronics Corporation., r8a66597 Datasheet - Page 174

• Manufacturer Part Number: r8a66597
• Description: Assp Usb2.0 2 Port Host/1 Port Peripheral Controller
• Manufacturer: Renesas Electronics Corporation.

R8A66597FP/DFP/BG
4.11.3.7 DMA Cycle steal transfer read timing (SPLIT bus: DFORM=100, OBUS=0)
4.11.3.8 DMA Cycle steal transfer write timing (CPU BUS address not used: DFORM=011)
R e v 1 . 0 1
Note 3-9
DENDi_N
DACKi_N
DREQi_N
SD7-SD0
DREQi_N
DENDi_N
DACKi_N
O c t 1 7 , 2 0 0 8
Note 3-9
(i=0, 1)
(i=0, 1)
(i=0, 1)
D15-D0
(i=0,1)
(i=0,1)
(i=0,1)
24
DMA transfer begins
23
td (DREQ - DendV)
td (DREQ - DV)
Note 3-8
Note 3-1
p a g e 1 7 4 o f 1 8 3
Note 3-1
tdis (CTRL - Dreq)
ta (CTRL - DV)
ta (CTRL - DendV) 11
tw (CTRL)
17
9
tsu (Dend)
17
DENDi determination
Data determination
tdis (CTRL - Dreq)
tsu (D)
39
DENDi_N determination
Data determination
twh (Dreq)
twr (CTRL)
43
45
19
th (Dend)
th (D)
ten (CTRL - Dreq)
20
42
40
44
19
46
twh (Dreq)
trec (CTRL)
ten (CTRL - Dreq)
tv (CTRL - DendV) 12
tv (CTRL - DV)
40
20
trec (CTRL )
10