ISP1581
Hi-Speed USB peripheral controller
Philips Semiconductors
Table 57: Interrupt register: bit allocation
Bit
31
30
29
28
27
26
25
24
Symbol
Reset
reserved
EP7TX
EP7RX
-
-
-
-
-
-
-
0
0
Bus reset
Access
Bit
-
-
R/W
22
-
-
R/W
19
-
R/W
18
0
0
R/W
R/W
21
R/W
R/W
R/W
23
20
17
16
Symbol
Reset
EP6TX
EP6RX
0
EP5TX
EP5RX
EP4TX
0
EP4RX
0
EP3TX
EP3RX
0
0
0
0
0
Bus reset
Access
Bit
0
0
0
0
0
0
0
0
R/W
R/W
14
R/W
R/W
R/W
11
R/W
10
R/W
R/W
15
13
12
9
8
Symbol
Reset
EP2TX
EP2RX
0
EP1TX
EP1RX
EP0TX
0
EP0RX
0
reserved
EP0SETUP
0
0
0
-
-
0
Bus reset
Access
Bit
0
0
0
0
0
0
0
R/W
R/W
R/W
6
R/W
R/W
R/W
3
R/W
2
R/W
1
7
5
4
0
Symbol
Reset
reserved
DMA
0
HS_STAT
RESUME
SUSP
0
PSOF
0
SOF
0
BRESET
0
-
-
0
0
0
0
Bus reset
Access
0
0
0
0
unchanged
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Table 58: Interrupt register: bit description
Bit
31 to 26
25
Symbol
reserved
EP7TX
EP7RX
EP6TX
EP6RX
EP5TX
EP5RX
EP4TX
EP4RX
EP3TX
EP3RX
EP2TX
EP2RX
EP1TX
EP1RX
EP0TX
Description
reserved; must write logic 0
A logic 1 indicates the Endpoint 7 TX buffer as interrupt source.
A logic 1 indicates the Endpoint 7 RX buffer as interrupt source.
A logic 1 indicates the Endpoint 6 TX buffer as interrupt source.
A logic 1 indicates the Endpoint 6 RX buffer as interrupt source.
A logic 1 indicates the Endpoint 5 TX buffer as interrupt source.
A logic 1 indicates the Endpoint 5 RX buffer as interrupt source.
A logic 1 indicates the Endpoint 4 TX buffer as interrupt source.
A logic 1 indicates the Endpoint 4 RX buffer as interrupt source.
A logic 1 indicates the Endpoint 3 TX buffer as interrupt source.
A logic 1 indicates the Endpoint 3 RX buffer as interrupt source.
A logic 1 indicates the Endpoint 2 TX buffer as interrupt source.
A logic 1 indicates the Endpoint 2 RX buffer as interrupt source.
A logic 1 indicates the Endpoint 1 TX buffer as interrupt source.
A logic 1 indicates the Endpoint 1 RX buffer as interrupt source.
24
23
22
21
20
19
18
17
16
15
14
13
12
11
A logic 1 indicates the Endpoint 0 data TX buffer as interrupt
source.
10
EP0RX
A logic 1 indicates the Endpoint 0 data RX buffer as interrupt
source.
9397 750 13462
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Product data
Rev. 06 — 23 December 2004
43 of 79
NXP [ NXP ]
