Usb configuration register – Digi NS9750 User Manual
Page 562
B B u s U t i l i t y C o n t r o l a n d S t a t u s r e g i s t e r s
5 3 8
N S 9 7 5 0 H a r d w a r e R e f e r e n c e
USB Configuration register
Address: 9060 0070
The USB Configuration register contains power-on USB configuration information.
Write to this register only when the USB module is in reset, as indicated by the USB
field in the Master Reset register (see page 523).
Register bit assignment
D07
R/W
BINT_EN8
0
BBus DMA channel #8 interrupt enable
D06
R/W
BINT_EN7
0
BBus DMA channel #7 interrupt enable
D05
R/W
BINT_EN6
0
BBus DMA channel #6 interrupt enable
D04
R/W
BINT_EN5
0
BBus DMA channel #5 interrupt enable
D03
R/W
BINT_EN4
0
BBus DMA channel #4 interrupt enable
D02
R/W
BINT_EN3
0
BBus DMA channel #3 interrupt enable
D01
R/W
BINT_EN2
0
BBus DMA channel #2 interrupt enable
D00
R/W
BINT_EN1
0
BBus DMA channel #1 interrupt enable
Bits
Access
Mnemonic
Reset
Description
Table 330: BBus DMA Interrupt Enable register
Bits
Access
Mnemonic
Reset
Description
D31:04
R
Not used
0x0
Always read as 0x0
Table 331: USB Configuration register
13
12
11
10
9
8
7
6
5
4
3
2
1
0
15
14
31
29
28
27
26
25
24
23
22
21
20
19
18
17
16
30
Not used
Not used
OUTEN SPEED
CFG