MC68HC08AZ32A Datasheet, PDF (199/456 Pages) Motorola, Inc – HCMOS Microcontroller Unit

Freescale Semiconductor, Inc.
Serial Communications Interface (SCI)
Functional Description
Register Name
SCI Control Register 1 (SCC1)
SCI Control Register 2 (SCC2)
SCI Control Register 3 (SCC3)
SCI Status Register 1 (SCS1)
SCI Status Register 2 (SCS2)
SCI Data Register (SCDR)
SCI Baud Rate Register (SCBR)
Bit 7
Read:
LOOPS
Write:
Reset: 0
Read:
SCTIE
Write:
Reset: 0
Read: R8
Write:
Reset: U
Read: SCTE
Write:
Reset: 1
Read: 0
Write:
Reset: 0
Read: R7
Write: T7
Reset:
Read: 0
Write:
Reset: 0
6
ENSCI
0
TCIE
0
T8
U
TC
1
0
0
R6
T6
0
0
5
4
3
TXINV
M
WAKE
0
0
0
SCRIE ILIE
TE
0
0
0
R
R
ORIE
0
0
0
SCRF IDLE
OR
0
0
0
0
0
0
0
0
0
R5
R4
R3
T5
T4
T3
Unaffected by Reset
SCP1 SCP0
R
0
0
0
2
ILTY
0
RE
0
NEIE
0
NF
0
0
0
R2
T2
SCR2
0
1
PEN
0
RWU
0
FEIE
0
FE
0
BKF
0
R1
T1
SCR1
0
Bit 0
PTY
0
SBK
0
PEIE
0
PE
0
RPF
0
R0
T0
SCR0
0
= Unimplemented U = Unaffected
R
Figure 15-7. SCI I/O Receiver Register Summary
= Reserved
Table 15-4. SCI Receiver I/O Address Summary
Register SCC1
Address $0013
SCC2
$0014
SCC3
$0015
SCS1
$0016
SCS2
$0017
SCDR
$0018
SCBR
$0019
MC68HC08AZ32A — Rev 1.0
MOTOROLA
Serial Communications Interface (SCI)
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Technical Data
199