7 usb interrupt source clear register (intclrr), Intclrr), Descriptions – Texas Instruments TMS320DM357 User Manual
Page 87: Section 4.7
4.7
USB Interrupt Source Clear Register (INTCLRR)
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Registers
The USB Interrupt Source Clear Register (INTCLRR) is shown in
and described in
.
Figure 22. USB Interrupt Source Clear Register (INTCLRR)
31
25
24
16
Reserved
USB
R-0
W-0
15
13
12
8
7
5
4
0
Reserved
RX
Reserved
TX
R-0
W-0
R-0
W-0
LEGEND: R = Read only; W = Write only; -n = value after reset
Table 23. USB Interrupt Source Clear Register (INTCLRR) Field Descriptions
Bit
Field
Value
Description
31-25
Reserved
0
Reserved
24-16
USB
0-1FFh
Write a 1 to clear equivalent USB interrupt source
Allows the CPU to acknowledge an interrupt source and turn it off
15-13
Reserved
0
Reserved
12-8
RX
0-1Fh
Write a 1 to clear equivalent Receive endpoint interrupt source
Allows the CPU to acknowledge an interrupt source and turn it off
7-5
Reserved
0
Reserved
4-0
TX
0-Fh
Write a 1 to clear equivalent Transmit endpoint interrupt source
Allows the CPU to acknowledge an interrupt source and turn it off
SPRUGH3 – November 2008
Universal Serial Bus (USB) Controller
87