CM68HC05C4ACFB Motorola / Freescale Semiconductor, CM68HC05C4ACFB Datasheet - Page 28

• Manufacturer Part Number: CM68HC05C4ACFB
• Description: Microcontroller
• Manufacturer: Motorola / Freescale Semiconductor

Memory
General Release Specification
28
$000C
$000A
$000B
$0000
$0001
$0002
$0003
$0004
$0005
$0006
$0007
$0008
$0009
Addr.
Port C Data Direction
Port A Data Direction
Port B Data Direction
SPI Control Register
SPI Status Register
Register
SPI Data Register
Unimplemented
Unimplemented
Unimplemented
Port C Data
Port D Data
Port A Data
Port B Data
PORTD
PORTD
PORTA
PORTB
DDRC
DDRA
DDRB
SPCR
SPDR
SPSR
Figure 2-2. Input/Output Registers
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
DDRA7
DDRB7
DDRC7
SPD7
SPIE
Bit 7
SPIF
PC7
PD7
PA7
PB7
= Unimplemented
DDRA6
DDRB6
DDRC6
WCOL
SPD6
Memory
SPE
PA6
PB6
PC6
6
DDRA5
DDRB5
DDRC5
SPD5
PA5
PB5
PC5
PD5
5
0
DDRC4
DDRA4
DDRB4
MSTR
MODF
SPD4
PA4
PB4
PC4
PD4
4
DDRA3
DDRB3
DDRC3
CPOL
SPD3
PC3
PD3
PA3
PB3
3
0
MC68HC05C4A
DDRA2
DDRB2
DDRC2
CPHA
SPD2
PA2
PB2
PC2
PD2
2
0
DDRA1
DDRB1
DDRC1
SPR1
SPD1
PA1
PB1
PC1
PD1
1
0
MOTOROLA
—
Rev. 4.0
DDRC0
DDRA0
DDRB0
SPR0
SPD0
Bit 0
PA0
PB0
PC0
PD0
0