Sci Transmitter - Motorola MC68HC908GP32 Technical Data Manual

Serial Communications Interface Module (SCI)
SCIBDSRC
FROM
CONFIG2
SL
CGMXCLK
A
X
BUS CLOCK B
SL = 0 => X = A
SL = 1 => X = B
÷ 4
SCP1
SCP0
SCR1
SCR2
SCR0
Technical Data
244
Freescale Semiconductor, Inc.
PRE- BAUD
÷ 16
SCALER DIVIDER
TXINV
M
PEN
PARITY
GENERATION
PTY
T8
DMATE
DMATE
SCTIE
SCTE
DMATE
SCTE
SCTIE
TC
TCIE
Figure 18-4. SCI Transmitter
Serial Communications Interface Module (SCI)
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INTERNAL BUS
SCI DATA REGISTER
11-BIT
TRANSMIT
SHIFT REGISTER
H 8 7 6 5 4 3 2 1
TRANSMITTER
CONTROL LOGIC
SCTE
SCTIE
TC
TCIE
MC68HC908GP32
0 L
PTE0/TxD
SBK
LOOPS
ENSCI
TE
MC68HC08GP32
• —
MOTOROLA
Rev. 6