MC908AS60ACFU Datasheet, PDF (390/414 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

MC68HC908AZ60E
B.3 I/O Section
Addresses $0000–$004F, shown in Figure B-2, contain the I/O Data, Status, and Control Registers.
Differences from the MC68HC908AZ60A are shown in bold text.
Addr.
$0000
$0001
$0002
$0003
$0004
$0005
$0006
$0007
$0008
$0009
$000A
$000B
$000C
$000D
$000E
$000F
$0010
$0011
Register Name
Bit 7
Port A Data Register ^Read:
(PTA) _Write:
PTA7
Port B Data Register ^Read:
(PTB) _Write:
PTB7
Port C Data Register ^{Read: 0}
(PTC) _Write:
Port D Data Register ^Read:
(PTD) _Write:
PTD7
Data Direction Register A ^Read:
(DDRA) _Write:
DDRA7
Data Direction Register B ^Read:
(DDRB) _Write:
DDRB7
Data Direction Register C ^Read:
(DDRC) _Write:
MCLKEN
Data Direction Register D ^Read:
(DDRD) _Write:
DDRD7
Port E Data Register ^Read:
(PTE) _Write:
PTE7
Port F Data Register ^{Read: 0}
(PTF) _Write:
Port G Data Register ^{Read: 0}
(PTG) _Write:
Port H Data Register ^{Read: 0}
(PTH) _Write:
Data Direction Register E ^Read:
(DDRE) _Write:
DDRE7
Data Direction Register F ^{Read: 0}
(DDRF) _Write:
Data Direction Register G ^{Read: 0}
(DDRG) _Write:
Data Direction Register H ^{Read: 0}
(DDRH) _Write:
SPI Control Register ^Read:
(SPCR) _Write:
SPRIE
SPI Status and Control ^{Read: SPRF}
Register (SPSCR) _Write:
6
PTA6
PTB6
0
PTD6
DDRA6
DDRB6
0
DDRD6
PTE6
PTF6
0
0
DDRE6
DDRF6
0
0
R
ERRIE
5
PTA5
PTB5
PTC5
PTD5
DDRA5
DDRB5
DDRC5
DDRD5
PTE5
PTF5
0
0
DDRE5
DDRF5
0
0
SPMSTR
OVRF
4
PTA4
PTB4
PTC4
PTD4
DDRA4
DDRB4
DDRC4
DDRD4
PTE4
PTF4
0
0
DDRE4
DDRF4
0
0
CPOL
MODF
3
PTA3
2
PTA2
1
PTA1
PTB3
PTB2
PTB1
PTC3
PTC2
PTC1
PTD3
PTD2
PTD1
DDRA3 DDRA2 DDRA1
DDRB3 DDRB2 DDRB1
DDRC3 DDRC2 DDRC1
DDRD3 DDR2 DDRD1
PTE3
PTE2
PTE1
PTF3
0
0
PTF2
PTG2
0
PTF1
PTG1
PTH1
DDRE3 DDRE2 DDRE1
DDRF3
0
0
DDRF2
DDRG2
0
DDRF1
DDRG1
DDRH1
CPHA
SPTE
SPWOM
MODFEN
SPE
SPR1
Bit 0
PTA0
PTB0
PTC0
PTD0
DDRA0
DDRB0
DDRC0
DDRD0
PTE0
PTF0
PTG0
PTH0
DDRE0
DDRF0
DDRG0
DDRH0
SPTIE
SPR0
= Unimplemented
R
= Reserved
Figure B-2. I/O Data, Status and Control Registers (Sheet 1 of 4)
MC68HC908AZ60A • MC68HC908AS60A • MC68HC908AS60E Data Sheet, Rev. 6
390
Freescale Semiconductor