MC68HC708MP16 Datasheet, PDF (287/398 Pages) Freescale Semiconductor, Inc – Microcontrollers

Serial Communications Interface Module (SCI)
Addr.
$0038
$0039
$003A
$003B
$003C
$003D
$003E
Name
Bit 7 6
5
4
Read:
SCI Control Register 1
(SCC1)
Wfite:
LOOPS
ENSCI
TXINV
M
Reset: 0
0
0
0
Read:
SCI Control Register 2
(SCC2)
Write:
SCTIE
TCIE
SCRIE
ILIE
Reset: 0
0
0
0
3
WAKE
0
TE
0
2
1
ILTY PEN
0
0
RE
RWU
0
0
Read: R8
0
SCI Control Register 3
(SCC3)
Write:
T8
Reset: U
U
0
0
ORIE
NEIE FEIE
0
0
0
0
Read: SCTE TC SCRF IDLE
OR
SCI Status Register 1
(SCS1)
Write:
Reset: 1
1
0
0
0
NF
FE
0
0
Read:
BKF
SCI Status Register 2
(SCS2)
Write:
Reset: 0
0
0
0
0
0
0
Read:
SCI Data Register
(SCDR)
Write:
Bit 7
6
5
4
3
2
1
Reset:
Unaffected by reset
Read:
SCI Baud Rate Register
(SCBR)
Write:
Reset:
SCP1
0
0
0
= Unimplemented
SCP0
R
SCR2 SCR1
0
0
0
0
R = Reserved U = Unaffected
Figure 14-2. SCI I/O Register Summary
Bit 0
PTY
0
SBK
0
PEIE
0
PE
0
RPF
0
Bit 0
SCR0
0
MC68HC708MP16 — Rev. 3.1
Freescale Semiconductor
Serial Communications Interface Module (SCI)
Technical Data
287