MC68HC08XL36 Datasheet, PDF (28/362 Pages) Freescale Semiconductor, Inc – HCMOS Microcontroller Unit

Memory Map
Freescale Semiconductor, Inc.
Register Name Addr.
Data Direction Register G
(DDRG)
Read:
$000E Write:
Reset:
Data Direction Register H
(DDRH)
Read:
$000F Write:
Reset:
SPI Control Register
(SPCR)
Read:
$0010 Write:
Reset:
SPI Status and Control
Register (SPSCR)
Read:
$0011 Write:
Reset:
Read:
SPI Data Register (SPDR) $0012 Write:
Reset:
SCI Control Register 1
(SCC1)
Read:
$0013 Write:
Reset:
SCI Control Register 2
(SCC2)
$0014
Read:
Write:
Reset:
SCI Control Register 3
(SCC3)
$0015
Read:
Write:
Reset:
SCI Status Register 1
(SCS1)
$0016
Read:
Write:
Reset:
SCI Status Register 2
(SCS2)
$0017
Read:
Write:
Reset:
SCI Data Register
(SCDR)
$0018
Read:
Write:
Reset:
SCI Baud Rate Register
(SCBR)
$0019
Read:
Write:
Reset:
Keyboard Status and
Control Register (KBSCR)
$001A
Read:
Write:
Reset:
Keyboard Interrupt
Enable Register (KBIER)
$001B
Read:
Write:
Reset:
Bit 7
0
0
0
0
SPRIE
0
SPRF
0
R7
T7
LOOPS
0
SCTIE
0
R8
U
SCTE
1
0
R7
T7
0
0
0
KBIE7
0
6
0
0
0
0
DMAS
0
ERRIE
0
R6
T6
ENSCI
0
TCIE
0
T8
U
TC
5
4
3
2
1
0
0
DDRG3 DDRG2 DDRG1
0
0
0
0
0
0
0
DDRH3 DDRH2 DDRH1
0
0
0
0
0
SPMSTR CPOL CPHA SPWOM SPE
1
OVRF
0
MODF
0
0
0
SPTE _{MODFEN SPR1}
0
0
1
0
0
R5
R4
R3
R2
R1
T5
T4
T3
T2
T1
Unaffected by Reset
TXINV
M
WAKE ILTY
PEN
0
0
0
0
0
SCRIE ILIE
TE
RE
RWU
0
0
0
0
0
DMARE DMATE ORIE NEIE FEIE
0
0
0
0
0
SCRF IDLE
OR
NF
FE
Bit 0
DDRG0
0
DDRH0
0
SPTIE
0
SPR0
0
R0
T0
PTY
0
SBK
0
PEIE
0
PE
1
0
0
0
0
0
0
BKF
RPF
0
R6
T6
0
0
0
KBIE6
0
0
R5
T5
SCP1
0
0
0
KBIE5
0
0
0
R4
R3
T4
T3
Unaffected by Reset
SCP0
R
0
0
0
KEYF
0
KBIE4
0
0
KBIE3
0
0
R2
T2
SCR2
0
0
ACKK
0
KBIE2
0
0
0
R1
R0
T1
T0
SCR1 SCR0
0
0
IMASKK MODEK
0
0
KBIE1 KBIE0
0
0
= Unimplemented R = Reserved
Figure 2. I/O Register Summary (Continued)
MC68HC08XL36
28
Memory Map
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