mc68hc908mr8 Freescale Semiconductor, Inc, mc68hc908mr8 Datasheet - Page 250

• Manufacturer Part Number: mc68hc908mr8
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Serial Communications Interface (SCI)
Technical Data
250
PTB0/RxD
f
OP
SCTIE
SCRIE
RWU
TCIE
SBK
= F bus frequency
ILIE
f
RE
TE
OP
SHIFT REGISTER
REGISTER
SCI DATA
RECEIVE
÷ 4
CONTROL
WAKEUP
Figure 13-1. SCI Module Block Diagram
SCRF
SCTE
IDLE
SCALER
TC
ENSCI
PRE-
Serial Communications Interface (SCI)
GENERATOR
BAUD RATE
÷ 16
CONTROL
RECEIVE
INTERNAL BUS
LOOPS
BKF
RPF
DATA SELECTION
CONTROL
OR
NF
FE
PE
FLAG
CONTROL
WAKE
ILTY
PEN
LOOPS
PTY
ENSCI
M
TRANSMIT
CONTROL
SHIFT REGISTER
TXINV
ORIE
NEIE
FEIE
PEIE
R8
REGISTER
TRANSMIT
T8
SCI DATA
MC68HC908MR8 — Rev 4.1
Freescale Semiconductor
PTB1/TxD