zl50411 Zarlink Semiconductor, zl50411 Datasheet - Page 30

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

Figure 4 on page 30 provides an overview of the 8/16-bit interface. Figure 5 on page 31 provides an overview of the
SSI interface. Figure 6 on page 32 provides an overview of the SSI+MII interface.
Index Reg 1
(Addr = 1,
8-bit only )
16-bit Address
Index Reg 0
(Addr = 0)
8-bit Data Bus
Conf ig Data
(Addr = 2)
Registers
Inderect
Access
Internal
Reg
Figure 4 - Overview of the 8/16-bit Interface
3-bit Address
8/16-bit Data Bus
CPU Frame Reg
Processor
CPU f rame
Address
(Addr = 3)
Receiv e
Zarlink Semiconductor Inc.
FIFO
Bus
CPU f rame
Transmit
ZL50411
FIFO
30
8/16-bit Data Bus
Status Reg
Command/
(Addr = 4)
I/O Data MUX
Interrupt Reg
(Addr = 5)
Interrupt
8/16-bit Data Bus
Command 1
Receiv e
Control
FIFO
Control Command
(Addr = 6)
1 Reg
Command 1
Transmit
Control
FIFO
Data Sheet
Command 2
Command 2
(Addr = 7)
Transmit
Control
Control
FIFO
Reg