Motorola MPC823e Reference Manual page 574

Communication Processor Module
16.7.4.3 TWO MULTIPLEXED CHANNELS WITH STATIC FRAMES. In this
configuration, there are 32 entries in the serial interface RAM for transmit data and strobe
routing and 32 entries for receive data and strobe routing. This configuration is
recommended when you use two TDMs and theTDM routing does not need to be
dynamically changed.
TWO CHANNELS WITH INDEPENDENT RX AND TX ROUTE
SERIAL INTERFACE RAM ENTRIES
(32 BITS WIDE)
0
32 ENTRIES
RXA
ROUTE
63
128
32 ENTRIES
ROUTE
191
Figure 16-48. Configuring two TDMs with Static Frames
16-120
RDM =10
FRAMING SIGNALS
L1RCLKA
L1RSYNCA
L1TCLKA
L1TSYNCA
TXA
MPC823e REFERENCE MANUAL
FRAMING SIGNALS
64
L1RCLKB
L1RSYNCB
32 ENTRIES
RXB
ROUTE
127
192
L1TCLKB
L1TSYNCB
32 ENTRIES
TXB
ROUTE
255
MOTOROLA