MC68HC908KX2 MOTOROLA [Motorola, Inc], MC68HC908KX2 Datasheet - Page 188

• Manufacturer Part Number: MC68HC908KX2
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

Serial Communications Interface Module (SCI)
14.5.3 Receiver
Technical Data
188
BAUDCLK
SCP1
SCP0
4
SCALER
WAKE
ILTY
PEN
BKF
RPF
PTY
PRE-
M
Figure 14-5
Figure 14-5. SCI Receiver Block Diagram
RxD
Serial Communications Interface Module (SCI)
DIVIDER
BAUD
ALL 0s
CHECKING
WAKEUP
IDLE
ILIE
SCRF
SCRIE
OR
ORIE
NF
NEIE
FE
FEIE
PE
PEIE
PARITY
LOGIC
RECOVERY
shows the structure of the SCI receiver.
SCR1
SCR2
SCR0
DATA
MC68HC908KX8 • MC68HC908KX2 • MC68HC08KX8 — Rev. 1.0
16
INTERNAL BUS
H
8
7
RECEIVE SHIFT REGISTER
SCI DATA REGISTER
6
5
11-BIT
SCRIE
SCRF
ORIE
NEIE
PEIE
IDLE
FEIE
ILIE
4
OR
NF
PE
R8
FE
3
2
1
0
L
RWU
MOTOROLA