Motorola MPC823e Reference Manual page 588

Communication Processor Module
CEx=1
L1xCLK
L1xSYNC
L1TXDx (BIT 0)
L1STx (ON BIT 0)
L1xSYNC
L1TXDx (BIT 0)
L1STx (ON BIT 0)
L1xSYNC
L1TXDx (BIT 0)
L1STx (ON BIT 0)
L1xSYNC
L1TXDx (BIT 0)
L1STx (ON BIT 0)
Figure 16-56. Example of Frame Transmission Reception When
16-134
THE L1STx IS DRIVEN FROM SYNC.
DATA IS DRIVEN FROM CLOCK LOW.
RX SAMPLED HERE
L1STx IS DRIVEN FROM CLOCK HIGH
BOTH DATA BIT 0 AND L1STx ARE
DRIVEN FROM SYNC
RX SAMPLED HERE
L1STx AND DATA BIT 0
IS DRIVEN FROM CLOCK LOW
RFSDx or TFSDx = 0 and CD = 1
MPC823e REFERENCE MANUAL
tFSDx=0
(FEx=0)
(FEx=0)
(FEx=1)
(FEx=1)
MOTOROLA