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MC68HC705MC4MP Datasheet(PDF) 31 Page - Freescale Semiconductor, Inc

No. de pieza MC68HC705MC4MP
Descripción Electrónicos  General Release Specification
PDF  180 Pages
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Fabricante Electrónico  FREESCALE [Freescale Semiconductor, Inc]
Página de inicio  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

MC68HC705MC4MP Datasheet(HTML) 31 Page - Freescale Semiconductor, Inc

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Memory
I/O and Control Registers
General Release Specification
Memory
Addr.
Register Name
Bit 7
6
5
4
3
2
1
Bit 0
$0000
Port A Data Register
Read:
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
Write:
$0001
Port B Data Register
Read:
PB7
PB6
PB5
PB4
Write:
$0002
Port C Data Register
Read:
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
Write:
$0003
Port D Data Register
Read:
PD7
PD6
Write:
$0004
Port A Data Direction Register
Read:
DDRA7 DDRA6 DDRA5 DDRA4 DDRA3 DDRA2 DDRA1 DDRA0
Write:
$0005
Port B Data Direction Register
Read:
DDRB7 DDRB6 DDRB5 DDRB4
Write:
$0006
Port C Data Direction Register
Read:
DDRC7 DDRC6 DDRC5 DDRC4 DDRC3 DDRC2 DDRC1 DDRC0
Write:
$0007
Port D Data Direction Register
Read:
DDRD6
Write:
$0008 Core Timer Control & Status Register
Read:
CTOF
RTIF
CTOIE
RTIE
00
RT1
RT0
Write:
$0009
Core Timer Counter Register
Read:
CTCR7
CTCR6
CTCR5
CTCR4
CTCR3
CTCR2
CTCR1
CTCR0
Write:
$000A
SCI Baud Rate Register
Read:
0
0
SCP1
SCP0
0
SCR2
SCR1
SCR0
Write:
$000B
SCI Control Register 1
Read:
R8
0
M
WAKE
000
Write:
T8
$000C
SCI Control Register 2
Read:
TIE
TCIE
RIE
ILIE
TE
RE
RWU
SBK
Write:
$000D
SCI Status Register
Read:
TDRE
TC
RDRF
IDLE
OR
NF
FE
0
Write:
$000E
SCI Data Register
Read:
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
Write:
$000F
IRQ Status and Control Register
Read:
IRQM
IRQS
EDGE
0
REQ
0
0
0
Write:
ACK
= Unimplemented
Figure 2-3. I/O and Control Registers $0000–$000F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com



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