MC68HC08GP32A Datasheet, PDF (143/258 Pages) Freescale Semiconductor, Inc – Microcontrollers

INTERNAL BUS
Functional Description
SCIBDSRC
FROM
MOR2
CGMXCLK
BUS CLOCK
A
B
SL
X
SL = 0 => X = A
SL = 1 => X = B
SCP1
SCP0
÷4
PRE- BAUD
SCALER DIVIDER
SCR2
SCR1
SCR0
÷ 16
PTE1/RxD
DATA
RECOVERY
ALL 0s
BKF
RPF
SCI DATA REGISTER
11-BIT
RECEIVE SHIFT REGISTER
H876543210L
ERROR CPU
INTERRUPT REQUEST
M
WAKE
ILTY
PEN
PTY
WAKEUP
LOGIC
PARITY
CHECKING
SCRF
RWU
IDLE
R8
OR
ORIE
NF
NEIE
FE
FEIE
PE
PEIE
OR
ORIE
NF
NEIE
FE
FEIE
PE
PEIE
Figure 14-6. SCI Receiver Block Diagram
MC68HC08GP32A • MC68HC08GP16A Data Sheet, Rev. 1.0
Freescale Semiconductor
143