NUMICRO-SDK Nuvoton Technology Corporation of America, NUMICRO-SDK Datasheet - Page 225

• Manufacturer Part Number: NUMICRO-SDK
• Description: KIT EVAUATION NUC100/120/130/140
• Manufacturer: Nuvoton Technology Corporation of America
• Series: NuMicro™r
• Type: MCUr

Specifications of NUMICRO-SDK

• Contents: Board, Cable, CD, Nu-Link
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: NUC100, NUC120, NUC130, NUC140

USB Interrupt Event Status Register (USB_INTSTS)
This register is USB Interrupt Event Status register; clear by read USB_EPSTS, USB_ATTR or
USB_FLDET or by write ‘1’ to the corresponding bit.
Register
USB_INTSTS
Bits
[31]
[30:22]
[21]
[20]
[19]
[18]
SETUP
31
23
15
7
Reserved
NuMicro™ NUC100 Series Technical Reference Manual
Offset
USB_BA+0x004 R/W
Descriptions
SETUP
Reserved
EPEVT5
EPEVT4
EPEVT3
EPEVT2
30
22
14
6
Reserved
EPEVT5
R/W
Setup Event Status
1 = Setup event occurred, cleared by write 1 to USB_INTSTS[31]
0 = No Setup event
Reserved
Endpoint 5’s USB Event Status
1 = USB event occurred on Endpoint 5, check USB_EPSTS[25:23] to know which
0 = No event occurred in endpoint 5
Endpoint 4’s USB Event Status
1 = USB event occurred on Endpoint 4, check USB_EPSTS[22:20] to know which
0 = No event occurred in endpoint 4
Endpoint 3’s USB Event Status
1 = USB event occurred on Endpoint 3, check USB_EPSTS[19:17] to know which
0 = No event occurred in endpoint 3
Endpoint 2’s USB Event Status
1 = USB event occurred on Endpoint 2, check USB_EPSTS[16:14] to know which
0 = No event occurred in endpoint 2
29
21
13
5
kind of USB event was occurred, cleared by write 1 to USB_INTSTS[21] or
USB_INTSTS[1]
kind of USB event was occurred, cleared by write 1 to USB_INTSTS[20] or
USB_INTSTS[1]
kind of USB event was occurred, cleared by write 1 to USB_INTSTS[19] or
USB_INTSTS[1]
kind of USB event was occurred, cleared by write 1 to USB_INTSTS[18] or
USB_INTSTS[1]
Description
USB Interrupt Event Status Register
EPEVT4
28
20
12
4
- 225 -
Reserved
WAKEUP_ST
Reserved
EPEVT3
27
19
11
S
3
Publication Release Date: Oct 22, 2010
FLDET_STS
EPEVT2
26
18
10
2
USB_STS
EPEVT1
25
17
9
1
Revision V1.06
Reset Value
0x0000_0000
BUS_STS
EPEVT0
24
16
8
0