Motorola MPC823e - Page 648

Communication Processor Module
16-194 MPC823e REFERENCE MANUAL MOTOROLA
SCCs
COMMUNICATION
16
PROCESSOR MODULE
Figure 16-70. DPLL Receiver Block Diagram
Figure 16-71. DPLL Transmitter Block Diagram
0
1
S
X1 MODE
RCLK
HSRCLK
0
1
S
X1 MODE
SCCRDATA
CARRIER SNC
NOISE
HUNTING
RENC
RDCR
DPLL
RECEIVER
EDGE
TSNC
RINV
RXDx
RXDx
RINV
RENC π NRZI
HSRCLK
D
Q
CK
DECODED DATA
HSRCLK
0
1
S
X1 MODE
TCLK
HSTCLK
HSTCLK
TXEN
HSTCLK
TXDx
0
1
S
X1 MODE
0
1
S
TENC = NRZI
SCCT DATA
TINV
TENC
TDCR
TEND
HSTCLK
DPLL
TRANSMITTER
D
Q
CK
DQ
CK
ENCODED
DATA