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Memory Map and Devices
Block Diagram
PPC/PMC-8260/DS1
The block diagram gives an overview on how the PPC/PMC-8260/DS1 devices are
connected.
Note: The inter-TMD link represented as a dotted line is only available on
the H.110-F variant.
Local
SSRAM 32 Bit
Bus
Motorola
1 MByte
MPC8260
66 MHz
300 MHz
Framer
Boot Flash
PM4351
2 MByte
Line 1
Framer
PM4351
Line 2
Figure 14: Block Diagram
60x
Tundra
Bus
PCI Bus
PowerSPAN II
32-/64 bit,
PCI Bridge
33/66MHz
33/66 MHz
SDRAM 64 Bit
64 MByte
66 MHz
H.110 or SCbus
Agere
T8105
Inter-TDM Link
Block Diagram
5 - 3
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