MC908JL8CDWE Datasheet, PDF (122/212 Pages) Freescale Semiconductor, Inc – Microcontrollers

Serial Communications Interface (SCI)
The generic pin names appear in the text of this section.
Table 9-1. Pin Name Conventions
Generic Pin Names:
Full Pin Names:
RxD
PTD7/RxD
TxD
PTD6/TxD
INTERNAL BUS
SCI DATA
REGISTER
RxD
RECEIVE
SHIFT REGISTER
SCI DATA
REGISTER
TRANSMIT
SHIFT REGISTER
TxD
SCTIE
TCIE
SCRIE
ILIE
TE
RE
RWU
SBK
BUS CLOCK
TXINV
R8
T8
SCTE
TC
SCRF
IDLE
WAKEUP
CONTROL
DMARE
DMATE
OR
NF
FE
PE
RECEIVE
CONTROL
LOOPS
FLAG
CONTROL
LOOPS
ENSCI
ORIE
NEIE
FEIE
PEIE
TRANSMIT
CONTROL
BKF
ENSCI
RPF
÷4
PRE-
SCALER
BAUD
DIVIDER
M
WAKE
ILTY
PEN
PTY
÷ 16
DATA SELECTION
CONTROL
Figure 9-1. SCI Module Block Diagram
MC68HC908JL8/JK8 • MC68HC08JL8/JK8 • MC68HC908KL8 Data Sheet, Rev. 3.1
122
Freescale Semiconductor