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| MC68HC708MP16 Datasheet, PDF (293/398 Pages) Freescale Semiconductor, Inc – Microcontrollers | |||
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Serial Communications Interface Module (SCI)
14.4.3 Receiver
Figure 14-5 shows the structure of the SCI receiver.
INTERNAL BUS
SCP1
SCP0
÷4
fBus
PRE- BAUD
SCALER DIVIDER
SCR1
SCR2
SCR0
÷ 16
PTF4/Rx
DATA
RECOVERY
BKF
ALL ZEROS
RPF
SCI DATA REGISTER
11-BIT
RECEIVE SHIFT REGISTER
H876543210L
M
WAKE
ILTY
PEN
PTY
WAKE-UP
LOGIC
PARITY
CHECKING
IDLE
ILIE
SCRF
SCRIE
SCRF
RWU
IDLE
R8
ILIE
SCRIE
OR
ORIE
NF
NEIE
FE
FEIE
PE
PEIE
OR
ORIE
NF
NEIE
FE
FEIE
PE
PEIE
Figure 14-5. SCI Receiver Block Diagram
MC68HC708MP16 â Rev. 3.1
Freescale Semiconductor
Serial Communications Interface Module (SCI)
Technical Data
293
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