MC68HC908GP32 Datasheet, PDF (50/410 Pages) Motorola, Inc – M68HC08 Family of 8-bit microcontroller units (MCUs)

Memory Map
Freescale Semiconductor, Inc.
Addr. Register Name
Bit 7
6
5
4
3
2
1
Bit 0
Read:
$000A
Unimplemented Write:
Reset: 0
0
0
0
0
0
0
0
Read:
$000B
Unimplemented Write:
Reset: 0
0
0
0
0
0
0
0
Read: 0
0
0
0
0
0
$000C
Data Direction Register E
(DDRE)
Write:
DDRE1 DDRE0
Reset: 0
0
0
0
0
0
0
0
Port A Input Pullup Enable ^Read: _{PTAPUE7 PTAPUE6 PTAPUE5 PTAPUE4 PTAPUE3 PTAPUE2 PTAPUE1 PTAPUE0}
$000D
Register Write:
(PTAPUE) _{Reset: 0}
0
0
0
0
0
0
0
Port C Input Pullup Enable ^Read:
0
PTCPUE6 PTCPUE5 PTCPUE4 PTCPUE3 PTCPUE2 PTCPUE1 PTCPUE0
$000E
Register Write:
(PTCPUE) _{Reset: 0}
0
0
0
0
0
0
0
Port D Input Pullup Enable ^Read: _{PTDPUE7 PTDPUE6 PTDPUE5 PTDPUE4 PTDPUE3 PTDPUE2 PTDPUE1 PTDPUE0}
$000F
Register Write:
(PTDPUE) _{Reset: 0}
0
0
0
0
0
0
0
$0010
Read:
DMAS
SPI Control Register
(SPCR)
Write:
SPRIE
SPMSTR CPOL CPHA SPWOM SPE
Reset: 0
0
1
0
1
0
0
SPTIE
0
$0011
SPI Status and Control ^Read:
Register Write:
(SPSCR) _Reset:
SPRF
0
OVRF MODF
ERRIE
0
0
0
SPTE
MODFEN SPR1
1
0
0
SPR0
0
Read: R7
R6
R5
R4
R3
R2
R1
R0
$0012
SPI Data Register
(SPDR)
Write:
T7
T6
T5
T4
T3
T2
T1
T0
Reset:
Unaffected by reset
Read:
$0013
SCI Control Register 1
(SCC1)
Write:
LOOPS
ENSCI
TXINV
M
WAKE ILTY
PEN
PTY
Reset: 0
0
0
0
0
0
0
0
= Unimplemented R = Reserved
U = Unaffected
Figure 2-2. Control, Status, and Data Registers (Sheet 2 of 8)
Technical Data
48
MC68HC908GP32•MC68HC08GP32 — Rev. 6
Memory Map
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