Processor Users Manual

MOTOROLA Chapter 13. Communications Processor Module Overview 13-3
Part IV. Communications Processor Module
Figure 13-1. MPC8260 CPM Block Diagram
13.2 MPC8260 Serial ConÞgurations
The MPC8260 offers a ßexible set of communications capabilities. A subset of the possible
conÞgurations using an MPC8260 is shown in Table 13-1.
Table 13-1. Possible MPC8260 Applications
Application MCC1 MCC2 FCC1 FCC2 FCC3 SCC1 SCC2 SCC3 SCC4 SMC1 SMC2
ISDN router 4 E1 4 E1 FEnet or ATM FEnet UART UART UART UART
ATM switch ATM FEnet UART
ATM access ATM FEnet FEnet
E3 or
E1Õs
E3 or
E1Õs
ATM UART
GSM mobile
switching center
E1Õs FEnet or ATM
Backbone
10 M
HDLC
10 M
HDLC
Baud Rate Generators
60x Bus
2 MCCs
3 FCCs 4 SCCs 2 SMCs SPI I
2
C
To SIU
4 Timers
Parallel I/O Ports
Bus Interface SDMA
Dual-Port
RAM
Communications Processor
ROM
Internal Bus
Peripheral Bus
Serial Interface (SI) and Time-Slot Assigner (TSA)
Interrupt
Controller
Local Bus