m66291 Renesas Electronics Corporation., m66291 Datasheet - Page 100

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

M 6 6 2 9 1 G P / H P
3.5.5
R e v 1 . 0 1
Note: The above figures are not applicable when accessing the FIFO Data Register.
(1) Writing when CPU interface 16-bit width is selected
(2) Writing when CPU interface 8-bit width is selected
When 16-bit width is selected, A6 to 1 becomes valid.
Further, *HWR pin becomes valid as the write strobe for D15 to 8 while *LWR pin for D7 to 0 at the time of data
writing.
When 8-bit width is selected, A6 to 0 becomes valid.
Further, *LWR pin becomes valid as the write strobe at the time of data writing. Here, fix the *HWR/*BYTE pin to
“L” level.
Register Data Access
2 0 0 4 . 1 1 . 0 1
p a g e 1 0 0 o f 1 2 2
D15~8
D7~0
H W R
H W R/
BYT E
LW R
LW R
D7~0
A6~1
A6~0
CS
CS
"L"
Valid adress
Valid adress