GD32W51x User Manual
837
24.7.
Register definition
USBFS secure base address:
0x5900 0000
USBFS non-secure base address:
0x4900 0000
24.7.1.
Global control and status registers
Global OTG control and status register (USBFS_GOTGCS)
Address offset: 0x0000
Reset value: 0x0000 0800
This register has to be accessed by word (32-bit)
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
R
e
se
rve
d
BSV
ASV
DI
ID
P
S
r
r
r
r
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R
e
se
rve
d
D
H
N
P
E
N
H
H
N
P
E
N
H
N
P
R
E
Q
H
N
P
S
R
e
se
rve
d
S
R
P
R
E
Q
S
R
P
S
rw
rw
rw
r
rw
r
Bits
Fields
Descriptions
31:20
Reserved
Must be kept at reset value
19
BSV
B-Session Valid (described in OTG protocol).
0: Vbus voltage level of a OTG B-Device is below VBSESSVLD
1: Vbus voltage level of a OTG B-Device is above VBSESSVLD
Note: Only accessible in OTG B-Device mode.
18
ASV
A- Session valid
A-host mode transceiver status.
0: Vbus voltage level of a OTG A-Device is below VASESSVLD
1: Vbus voltage level of a OTG A-Device is above VASESSVLD
The A-Device is the default host at the start of a session.
Note: Only accessible in OTG A-Device mode.
17
DI
Debounce interval
Debounce interval of a detected connection.
0: Indicates the long debounce interval , w hen a plug-on and connection occurs on
USB bus
Содержание GD32W515 Series
Страница 1: ...GigaDevice Semiconductor Inc GD32W51x Arm Cortex M33 32 bit MCU User Manual Revision 1 0 Nov 2021 ...
Страница 66: ...GD32W51x User Manual 66 Bits Fields Descriptions 31 0 UNIQUE_ID 95 64 Unique device ID ...
Страница 389: ...GD32W51x User Manual 389 The FWDGT timeout can be more accurate by calibrating the IRC32K ...
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