MC68HC908LJ12CPB FREESCALE [Freescale Semiconductor, Inc], MC68HC908LJ12CPB Datasheet - Page 233

• Manufacturer Part Number: MC68HC908LJ12CPB
• Description: 8-bit microcontroller units
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Infrared Serial Communications
13.7 SCI Functional Description
Technical Data
234
SCI_RxD
BUS CLOCK
SCI_R32XCLK
SCI_R16XCLK
CGMXCLK
SCRIE
SCTIE
TCIE
RWU
SBK
ILIE
SL = 0 => X = A
SL = 1 => X = B
TE
RE
SHIFT REGISTER
A
B
CKS
SL
REGISTER
SCI DATA
RECEIVE
X
CONTROL
WAKEUP
Infrared Serial Communications Interface Module (IRSCI)
Figure 13-5
SCTE
SCRF
Figure 13-5. SCI Module Block Diagram
IDLE
TC
ENSCI
GENERATOR
BAUD RATE
shows the structure of the SCI.
÷16
CONTROL
RECEIVE
INTERNAL BUS
LOOPS
RPF
BKF
DATA SELECTION
CONTROL
OR
NF
FE
PE
FLAG
CONTROL
WAKE
ILTY
PEN
PTY
LOOPS
ENSCI
M
TRANSMIT
CONTROL
MC68HC908LJ12
SHIFT REGISTER
DMARE
DMATE
ORIE
NEIE
PEIE
FEIE
R8
T8
REGISTER
TRANSMIT
Freescale Semiconductor
SCI DATA
—
SCI_TxD
Rev. 2.1