USS-820D View Datasheet(PDF) - Agere -> LSI Corporation
Part Name
Description
Manufacturer
USS-820D Datasheet PDF : 58 Pages
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Data Sheet, Rev. 4
June 2001
Register Interface (continued)
Table 7. Special Function Registers (By Address)
Address Register
Description
00H*
01H*
02H*
03H*
04H*
05H*
06H*
07H*
08H*
09H*
0AH
0BH*
0CH*
0DH*
0EH
0FH
10H
11H
12H
14H
15H
16H
17H
18H
19H
1AH
1BH
1CH
1DH
1EH
TXDAT
TXCNTL
TXCNTH
TXCON
TXFLG
RXDAT
RXCNTL
RXCNTH
RXCON
RXFLG
EPINDEX
EPCON†
TXSTAT
RXSTAT†
SOFL†
SOFH†
FADDR
SCR
SSR†
SBI†
SBI1†
SBIE
SBIE1
REV
LOCK
PEND
SCRATCH
MCSR
DSAV
DSAV1
Transmit FIFO Data Register
Transmit FIFO Byte-Count Low Register
Transmit FIFO Byte-Count High Register
USB Transmit FIFO Control Register
Transmit FIFO Flag Register
Receive FIFO Data Register
Receive FIFO Byte-Count Low Register
Receive FIFO Byte-Count High Register
Receive FIFO Control Register
Receive FIFO Flag Register
Endpoint Index Register
Endpoint Control Register
Endpoint Transmit Status Register
Endpoint Receive Status Register
Start of Frame Low Register
Start of Frame High Register
Function Address Register
System Control Register
System Status Register
Serial Bus Interrupt Register
Serial Bus Interrupt Register 1
Serial Bus Interrupt Enable Register
Serial Bus Interrupt Enable Register 1
Hardware Revision Register
Suspend Power-Off Locking Register
Pend Hardware Status Update Register
Scratch Firmware Information Register
Miscellaneous Control/Status Register
Data Set Available
Data Set Available 1
* Indexed by EPINDEX.
† Contains shared bits. See Special Firmware Action for Shared Register Bits section.
USS-820D
USB Device Controller
Table
22
23
23
24
25
26
27
27
28
29
17
18
19
20
16
15
21
30
31
13
14
11
12
32
33
34
35
36
37
38
Page
26
26
26
27
28
30
31
31
31
33
20
21
22
24
20
19
26
36
37
17
18
16
16
37
38
38
38
39
40
40
Agere Systems Inc.
13
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