m66291 Renesas Electronics Corporation., m66291 Datasheet - Page 118

• Manufacturer Part Number: m66291
• Description: Assp Usb2.0 Device Controller
• Manufacturer: Renesas Electronics Corporation.

M 6 6 2 9 1 G P / H P
4.9.3
R e v 1 . 0 1
(3-1) Write timing (DMAEN=1, DFORM=00)
(3-2) Read timing (DMAEN=1, DFORM=00)
Note 5: Writing through the combination of *Dack, *HWR and *LWR is carried out during the overlap of active (“L”):
Note 6: Reading through the combination of *Dack and *RD is carried out during the overlap of active (“L”).
Note 7: In 8-Bit Mode, D7~0 becomes valid.
DMA Transfer Timing 2
When set to Burst Transfer (DMA Transfer Mode Register : BUST=1)
2 0 0 4 . 1 1 . 0 1
The specification of the rising edge is valid from the earliest inactive signal.
The specification of pulse width becomes valid during the overlap of active (“L”).
The specification from the falling edge is valid from the latest active signal.
The specification from the rising edge is valid from the earliest inactive signal.
The specification of pulse width becomes valid during the overlap of active (“L”).
(D7-0)
D15-0
(HW R)
(HW R)
(HW R)
(D7-0)
(D7-0)
D15-0
D15-0
LW R
RD
Dack
Dack
LW R
LW R
Dack
Dreq
Dreq
Dreq
RD
RD
Note 7
Note 7
Note 6
Note 6
3
3
Note 5
Note 7
p a g e 1 1 8 o f 1 2 2
ta(CTRL)
ta(CTRL)
47
47
twr(CTRL) trec(CTRL)
twr(CTRL) trec(CTRL)
tw(cycle)
tw(cycle)
34
tw(CTRL) trec(CTRL)
38
tv(CTRL)
tv(CTRL)
tsu(D) th(D)
40
40
4
4
tw(cycle)
35
35
40
39
35
7
7
tdis(CTRL-Dreq)
tdis(CTRL-Dreq)
7
tdis(CTRL-Dreq)