Motorola MPC8260 - Manual (Page 459)

MOTOROLA Chapter 14. Serial Interface with Time-Slot Assigner 14-5
Part IV. Communications Processor Module
Figure 14-2. Various Configurations of a Single TDM Channel
TSA
MPC8260
TDM
TSA
TSA
TSA
Slot
Slot
3
3 Slot
Slot
N
N
TDM
TDM
TDM
SCC2 SMC1
SCC2 SMC1
TDM Tx
TDM Rx
Simplest TDM example
Slot 2
Slot N
1 TDM Sync
1 TDM Clock
SMC1
SCC2 SMC1
TDM Tx
TDM Rx
Slot 1
Slot 3
SCC2
More complex TDM exampleÑunique routing
SCC2 SMC1 SCC2
SCC2 SMC1 SCC2
TDM Tx
TDM Rx
Even more complex TDM exampleÑmultiple time slot per
SCC2 SMC1 SCC2
TDM Tx
SCC2
TDM Rx
SMC1
Most complex TDM example ÑTotally independent Rx and Tx
NOTE: The two shaded areas off SCC2 Rx are received as one high-speed data stream by SCC2 Rx
stored together in the same data buffers
channel with varying sizes of time slots
MPC8260
MPC8260
MPC8260
1 TDM Sync
1 TDM Clock
1 TDM Sync
1 TDM Clock
1 TDM Sync
1 TDM Clock
1 TDM Sync
1 TDM Clock