MC908AB32CFUE Datasheet, PDF (244/392 Pages) Freescale Semiconductor, Inc – Microcontrollers

Serial Communications Interface
Addr. Register Name
Bit 7
6
5
4
3
2
1
Read:
$0013
SCI Control Register 1
(SCC1)
Write:
LOOPS
ENSCI
TXINV
M
WAKE ILTY
PEN
Reset: 0
0
0
0
0
0
0
Read:
$0014
SCI Control Register 2
(SCC2)
Write:
SCTIE
TCIE
SCRIE
ILIE
TE
RE
RWU
Reset: 0
0
0
0
0
0
0
Read: R8
$0015
SCI Control Register 3
(SCC3)
Write:
T8
R
R
ORIE
NEIE
FEIE
Reset: U
U
0
0
0
0
0
Read: SCTE
TC
SCRF IDLE
OR
NF
FE
$0016
SCI Status Register 1
(SCS1)
Write:
Reset: 1
1
0
0
0
0
0
Read:
BKF
$0017
SCI Status Register 2
(SCS2)
Write:
Reset: 0
0
0
0
0
0
0
$0018
Read: R7
R6
R5
R4
R3
R2
R1
SCI Data Register
(SCDR)
Write:
T7
T6
T5
T4
T3
T2
T1
Reset:
Unaffected by reset
Read:
$0019
SCI Baud Rate Register
(SCBR)
Write:
Reset: 0
SCP1 SCP0
R
SCR2 SCR1
0
0
0
0
0
0
= Unimplemented R = Reserved
U = Unaffected
Figure 15-2. SCI I/O Register Summary
Bit 0
PTY
0
SBK
0
PEIE
0
PE
0
RPF
0
R0
T0
SCR0
0
Technical Data
244
MC68HC908AB32 — Rev. 1.1
Serial Communications Interface Module (SCI)
Freescale Semiconductor