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| MC68HC908MR8 Datasheet, PDF (256/372 Pages) Motorola, Inc – Microcontrollers | |||
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Serial Communications Interface (SCI)
13.4.3 Receiver
Figure 13-5 shows the structure of the SCI receiver.
INTERNAL BUS
SCP1
SCP0
÷4
fOP
PRE- BAUD
SCALER DIVIDER
SCR1
SCR2
SCR0
÷ 16
PTB0/Rx
DATA
RECOVERY
ALL 0s
BKF
RPF
SCI DATA REGISTER
11-BIT
RECEIVE SHIFT REGISTER
H876543210L
M
WAKE
ILTY
PEN
PTY
WAKEUP
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 13-5. SCI Receiver Block Diagram
Technical Data
256
Serial Communications Interface (SCI)
MC68HC908MR8 â Rev 4.1
Freescale Semiconductor
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