R8A66597BG RENESAS [Renesas Technology Corp], R8A66597BG Datasheet - Page 53

• Manufacturer Part Number: R8A66597BG
• Description: ASSP (USB2.0 2 Port Host/1 Port Peripheral Controller)
• Manufacturer: RENESAS [Renesas Technology Corp]

R8A66597FP/DFP/BG
2.11 Interrupt Statuses
R e v 1 . 0 1
♦ Interrupt status register 0 [INTSTS0]
VBINT RESM SOFR DVST CTRT BEMP NRDY BRDY VBSTS
6-4
Bit
15
14
13
12
11
10
9
8
7
3
15
0
-
VBINT
VBUS change detect interrupt status
RESM
Resume interrupt status
SOFR
Frame number update interrupt status
DVST
Device state transition interrupt status
CTRT
Control transfer stage transition interrupt
status
BEMP
BEMP interrupt status
NRDY
NRDY interrupt status
BRDY
BRDY interrupt status
VBSTS
VBUS input status
DVSQ
Device state
VALID
USB request reception
14
0
-
O c t 1 7 , 2 0 0 8
13
0
-
Name
12
0
1
p a g e 5 3 o f 1 8 3
11
0
-
10
0
-
VBUS change detection interrupt status is set.
0: VBUS interrupts not issued
1: VBUS interrupts issued
Resume detection interrupt status is set.
0: Resume interrupts not issued
1: Resume interrupts issued
Frame number refresh interrupt status is set.
0: SOF interrupts not issued
1: SOF interrupts issued
Device state transition interrupt status is set.
Status 0: Device state transition interrupts not
issued
1: Device state transition interrupts issued
Control transfer stage transition interrupt status
is set.
Status
0: Control transfer stage transition interrupts not
issued
1: Control transfer stage transition interrupts
issued
BEMP interrupt status is set.
0: BEMP interrupts not issued
1: BEMP interrupts issued
NRDY interrupt status is set.
0: NRDY interrupts not issued
1: NRDY interrupts issued
BRDY interrupt status is set.
0: BRDY interrupts not issued
1: BRDY interrupts issued
Input status of VBUS pin is set.
0: VBUS pin is "L" level
1: VBUS pin is "H" level
Device state is set.
000: Powered state
001: Default state
010: Address state
011: Configured state
1xx: Suspended state
USB request reception detection valid/invalid is
set.
0: Not detected
1: Setup packet reception
9
0
-
8
0
-
Function
7
?
-
6
0
0
DVSQ
5
0
0
4
0
1
VALID
Software Hardware Remarks
R/W(0)
R/W(0)
R/W(0)
R/W(0)
R/W(0)
R/W(0)
3
0
-
R
R
R
R
R
2
0
-
W
W
W
W
W
<Address: 40H>
W
W
W
W
W
W
CTSQ
1
0
-
when H)
when H)
when H)
when H)
when H)
invalid
invalid
invalid
invalid
invalid
(Read
(Read
(Read
(Read
(Read
value
value
value
value
value
P
P
P
P
P
0
0
-