MC68HC705 MOTOROLA [Motorola, Inc], MC68HC705 Datasheet - Page 38
MC68HC705
Manufacturer Part Number
MC68HC705
Description
HCMOS Microcontroller Unit
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MC68HC705.pdf
(222 pages)
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Memory
Technical Data
38
$000A
$000B
$000C
$000D
$000E
$000F
$0010
$0011
$0012
Addr.
Timer Control Register
SCI Control Register 1
SCI Control Register 2
SPI Control Register
SCI Status Register
SPI Status Register
Baud Rate Register
SCI Data Register
SPI Data Register
Register Name
See page 147.
See page 149.
See page 147.
See page 134.
See page 128.
See page 129.
See page 131.
See page 127.
See page 92.
(SCCR1)
(SCCR2)
(SCDR)
(SPCR)
(SPDR)
(SCSR)
(SPSR)
Figure 2-2. I/O Register Summary (Sheet 2 of 4)
(Baud)
(TCR)
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Read:
Read:
Read: TDRE
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
SPIE
SPIF
Bit 7
Bit 7
Bit 7
ICIE
TIE
R8
U
U
0
0
0
1
0
= Unimplemented
WCOL
OCIE
TCIE
SPE
Bit 6
Bit 6
TC
T8
U
U
6
0
0
0
1
0
Memory
RDRF
SCP1
TOIE
Bit 5
Bit 5
RIE
5
0
0
0
0
U = Unaffected
MODF
MSTR
Unaffected by reset
SCP0
Unaffected by reset
IDLE
Bit 4
Bit 4
ILIE
M
U
4
0
0
0
0
0
0
0
WAKE
CPOL
Bit 3
Bit 3
OR
TE
U
U
U
3
0
0
0
0
MC68HC705C8A — Rev. 2.0
CPHA
SCR2
BIt 2
Bit 2
RE
NF
U
U
2
0
0
0
0
SCR1
SPR1
RWU
IEDG
Bit 1
Bit 1
FE
U
U
U
1
0
0
MOTOROLA
SPR0
SCR0
OLVL
Bit 0
Bit 0
SBK
Bit 0
U
U
U
0
0