Motorola MPC823e - Page 600

Communication Processor Module
16-146 MPC823e REFERENCE MANUAL MOTOROLA
SERIAL
I/F
COMMUNICATION
16
PROCESSOR MODULE
There are two definitions of the IDL bus frame structure—8 and 10 bits. The only difference
between them is the channel order within the frame.
Figure 16-59. IDL Terminal Adaptor
FOUR WIRE
B1 + B2 + D
B2 + D
B1
MPC82x
SYSTEM BUS (ROM AND RAM
)
MC145474
S / T
TRANSCEIVER
POTS
MC145554
PCM
CODEC / FILTER
MONOCIRCUIT
IDL
(DATA)
ICL
(CONTROL)
SCC
TSA
ASYNC
SPI