isp1181 NXP Semiconductors, isp1181 Datasheet - Page 41

• Manufacturer Part Number: isp1181
• Description: Isp1181 Full-speed Universal Serial Bus Interface Device
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 48:
9397 750 08938
Product data
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Interrupt Register: bit allocation
BUSTATUS
reserved
EP14
EP6
31
23
15
R
R
R
R
0
0
0
7
0
12.3.6 Read Interrupt Register
Table 47:
This command indicates the sources of interrupts as stored in the 4-byte Interrupt
Register. Each individual endpoint has its own interrupt bit. The bit allocation of the
Interrupt Register is shown in
bus status in the interrupt service routine. Interrupts are enabled via the Interrupt
Enable Register, see
While reading the interrupt register, please read all the 4 bytes completely.
Code (Hex): C0 — read interrupt register
Transaction — read 4 bytes
reserved
reserved
Bit
15 to 8
7 to 0
EP13
EP5
30
22
14
R
R
R
R
0
0
0
6
0
Chip ID Register: bit description
Symbol
CHIPIDH[7:0]
CHIPIDL[7:0]
reserved
PSOF
EP12
EP4
29
21
13
R
R
R
R
0
0
0
5
0
Rev. 04 — 30 October 2001
Section
reserved
EP11
Description
chip ID code (81H)
silicon version (XXH, with XX representing the BCD encoded
version number)
SOF
EP3
28
20
12
R
R
R
R
0
0
0
4
0
12.1.5.
Table
48. Bit BUSTATUS is used to verify the current
reserved
EP10
EOT
EP2
27
19
11
R
R
R
R
0
0
0
3
0
SUSPND
reserved
EP9
EP1
26
18
10
R
R
R
R
0
0
0
2
0
© Koninklijke Philips Electronics N.V. 2001. All rights reserved.
Full-speed USB interface
RESUME
reserved
EP0IN
EP8
25
17
R
R
R
R
0
0
9
0
1
0
ISP1181
EP0OUT
reserved
RESET
EP7
24
16
R
R
R
R
0
0
8
0
0
0
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