MC68HC08AZ0 Datasheet, PDF (185/444 Pages) Motorola, Inc – Advance Information

Freescale Semiconductor, Inc.
Serial Communications Interface Module (SCI)
Functional description
INTERNAL BUS
PTE1/Rx
SCI DATA
REGISTER
RECEIVE
SHIFT REGISTER
SCI DATA
REGISTER
TRANSMIT
SHIFT REGISTER
SCTIE
TCIE
SCRIE
ILIE
TE
RE
RWU
SBK
SCTE
TC
SCRF
IDLE
OR
NF
FE
PE
LOOPS
TXINV
R8
T8
DMARE
DMATE
LOOPS
ENSCI
ORIE
NEIE
FEIE
PEIE
WAKE-UP
CONTROL
RECEIVE
CONTROL
FLAG
CONTROL
TRANSMIT
CONTROL
BUS CLOCK ∏ 4
ENSCI
PRE- BAUD RATE
SCALER GENERATOR
BKF
RPF
M
WAKE
ILTY
PEN
PTY
∏ 16
DATA SELECTION
CONTROL
PTE2/Tx
Figure 1. SCI module block diagram
5-sci
MOTOROLA
Serial Communications Interface Module (SCI)
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MC68HC08AZ0
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