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Maxim Integrated MAX32665 - Table 21-28: USBHS Endpoint Count Info Register; Table 21-29: USBHS RAM Info Register; Table 21-30: USBHS Soft Reset Control Register; Table 21-31: USBHS Early DMA Register

Maxim Integrated MAX32665
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MAX32665-MAX32668 User Guide
Maxim Integrated Page 424 of 457
Table 21-28: USBHS Endpoint Count Info Register
USBHS Endpoint Count Info
USBHS_EPINFO
[0x0078]
Bits
Name
Access
Reset
Description
7:4
outendpoints
RO
0xB
Number of OUT Endpoints
There are 11 OUT endpoints in this USBHS peripheral.
0xB: 11 OUT Endpoints.
3:0
inendpoints
RO
0xB
Number of IN Endpoints
Returns the number of IN endpoints in this USBHS peripheral.
0xB: 11 IN Endpoints
Table 21-29: USBHS RAM Info Register
USBHS RAM Info
USBHS_RAMINFO
[0x0079]
Bits
Name
Access
Reset
Description
7:4
-
RO
0
Reserved for Future Use
Do not modify this field.
3:0
rambits
RO
0xC
Number of RAM Address Bits
The width of the RAM address bus in this USBHS module. The width is 12 bits.
0xC: 12-bit-wide RAM address supported in the USB HS peripheral.
Table 21-30: USBHS Soft Reset Control Register
USBHS Soft Reset Control
USBHS_SOFTRESET
[0x007A]
Bits
Name
Access
Reset
Description
7:2
-
R/W
0
Reserved for Future Use
Do not modify this field.
1
rstxs
R/W1O
0
Reset the USB PHY.
Write a 1 to reset the USB PHY.
This field is cleared by hardware automatically after a 1 is written and the USB
PHY is reset.
0: USB PHY reset complete or not initiated.
1: Write 1 to reset the USB PHY.
0
rsts
R/W1O
0
Reset the USB Controller.
Write 1 to reset the USBHS controller.
This field is cleared by hardware automatically after a 1 is written and the USBHS
controller is reset.
0: USBHS controller reset complete or not initiated.
1: Write 1 to reset the USBHS controller.
Table 21-31: USBHS Early DMA Register
USBHS Early DMA
USBHS_EARLYDMA
[0x007B]
Bits
Name
Access
Reset
Description
7:2
-
R/W
0
Reserved for Future Use
Do not modify this field.
1
edmain
R/W
1
Early DMA IN Endpoints Enable
0: DMA Request signal for all IN endpoints is deasserted when USBHS_INMAXP
bytes have been written to an endpoint.
1: DMA Request signal for all IN endpoints is deasserted when
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
󰇜
bytes have been written to an endpoint.

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