Table 1-10. 82596Ca Ethernet Lan Memory Map - Motorola MVME1X7P Programmer's Reference Manual

Programming Issues
1
Table 1-9. Cirrus Logic CD2401 Serial Port Memory Map (Continued)
Base Address = $FFF45000
General Timer 1 low
General Timer 1 high
General Timer 2
Transmit Timer Register
Address
$FFF46000
$FFF46004
1-40
Register Description
Note This is a 16-bit register

Table 1-10. 82596CA Ethernet LAN Memory Map

82596CA Ethernet LAN Directly Accessible Registers
D31
Upper Command Word
Notes
1. Refer to the MPU Port and MPU Channel Attention register entries.
2. After resetting, you must write the System Configuration Pointer to
the command registers before writing to the MPU Channel
Attention register. Writes to the System Configuration Pointer must
be upper word first, lower word second.
Register Offsets
Name
GT1l 2B
GT1h 2A
GT2 29
TTR 29
Data Bits
D16 D15
Lower Command Word
MPU Channel Attention (CA)
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Size Access
B R Sync
B R Sync
B R Sync
B R Async
D0