zl50411 Zarlink Semiconductor, zl50411 Datasheet - Page 69

• Manufacturer Part Number: zl50411
• Description: Managed 9-port Fast Ethernet Switch With Private Vlan
• Manufacturer: Zarlink Semiconductor

12.2
F. System Control
GCR
DCR
DCR1
DPST
DTST
DA
INDEX_REG0
Used to write the address of the indirect register to be accessed.
Bit #
16-bit or serial CPU Interface
[15:0]
8-bit CPU Interface
[7:0]
INDEX_REG1
Used to write the address of the indirect register to be accessed.
8-bit CPU Interface Only
Bit #
[7:0]
Directly Accessed Registers
Register
Name
INDEX
INDEX_L
Name
INDEX_H
Global Control Register
Device Control Register
Device Control Register 1
Device Port Status Register
Data read back register
DA Register
Table 12 - Register Description (continued)
Type
W
W
Type
W
Description
Register Table 1 - 0, INDEX_REG0
Register Table 2 - 1, INDEX_REG1
Zarlink Semiconductor Inc.
Description
16-bit address of the indirect register
LSB [7:0] of the 16-bit address of the indirect register
Description
MSB [15:8] of the 16-bit address of the indirect register
ZL50411
69
CPU Addr
(Hex)
0F00
0F01
0F02
0F03
0FFF
0F04
R/W
R/W
R/W
RO
RO
RO
RO
Default: 00
Default: 00
8/16-bit
Width
Width
8-bit
(Hex)
Addr
NA
NA
NA
NA
NA
NA
I²C
Access
Access
W
W
Default
(Hex)
NA
NA
NA
DA
00
00
Data Sheet
Address
Address
Notes
0
1