R8A66597BG RENESAS [Renesas Technology Corp], R8A66597BG Datasheet - Page 13

• Manufacturer Part Number: R8A66597BG
• Description: ASSP (USB2.0 2 Port Host/1 Port Peripheral Controller)
• Manufacturer: RENESAS [Renesas Technology Corp]

R8A66597FP/DFP/BG
2 Register
R e v 1 . 0 1
1 Bit number:
2 Status after reset:
3 Software access conditions:
4 Hardware access conditions:
5 Remarks:
6 Name:
7 Function:
Example:
The shaded portions are unassigned. Fix to"0".
Remarks
1 Bit Number
2 Hardware reset →
Each register is connected to the 16-bit internal bus. Odd address are from b15 to b8, and even address are from b7 to b0.
Indicates the register initial status immediately after the reset operation.
A hardware reset is the initialization status when the external reset signal is entered from the RST_N pin.
A USB reset is the initialization status when a USB bus reset is detected by the controller.
Significant points in the reset operation are mentioned in the notes.
"-" indicates the status of retained user settings without any controller operations.
"?" indicates the status when the value is not determined.
Conditions when the register is accessed by the software.
Conditions when the register is accessed by the controller during operations other than reset:
R……Read only
W……Write only
R/W…Read/Write
R(0)…"0" Read only
W(1)…"1" Write only
Remarks and detailed description item number.
H…When the Host Controller function is selected
P…When the Peripheral Controller function is selected
This is the bit symbol and bit name.
This is the description of the function. When there is no particular rejection, the value during read is the value written by the
software or hardware.
USB reset
Bit Symbol
Bit
15
14
13
12
O c t 1 7 , 2 0 0 8
Unassigned. Fix to "0".
A bit
AAA enabled
B bit
BBB operation
C bit
CCC control
→
Name
→
→
6
15
?
?
A bit B bit C bit
p a g e 1 3 o f 1 8 3
14
0
0
0: Operations disabled
1: Operations enabled
0: Low output
1: High output
0:
1:
13
0
-
12
0
-
Design of Register Table
11
Function
7
10
9
8
7
R(0)/W(1)
Software
R/W
6
3
R
5
Hardware
4
W
4
R
R
3
Remarks
2
disabled
when P
Writing
5
1
0