MC68HC908JK3EMP MOTOROLA [Motorola, Inc], MC68HC908JK3EMP Datasheet - Page 154

• Manufacturer Part Number: MC68HC908JK3EMP
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

Input/Output (I/O) Ports
Technical Data
154
Addr.
$000D
$000A
$0000
$0001
$0003
$0004
$0005
$0007
Data Direction Register A
Data Direction Register B
Data Direction Register D
Port D Control Register
Register Name
Port A Data Register
Port B Data Register
Port D Data Register
Port A Input Pull-up
Enable Register
(PTAPUE)
(DDRD)
(DDRA)
(DDRB)
(PDCR)
(PTD)
(PTA)
(PTB)
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Figure 12-1. I/O Port Register Summary
PTA6EN PTAPUE6 PTAPUE5 PTAPUE4 PTAPUE3 PTAPUE2 PTAPUE1 PTAPUE0
DDRD7
DDRB7
PTB7
PTD7
Bit 7
0
0
0
0
0
0
0
0
Input/Output (I/O) Ports
DDRD6
DDRA6
DDRB6
PTD6
PTA6
PTB6
6
0
0
0
0
0
0
DDRA5
DDRB5
DDRD5
PTD5
PTA5
PTB5
5
0
0
0
0
0
0
Unaffected by reset
Unaffected by reset
Unaffected by reset
DDRA4
DDRB4
DDRD4
PTA4
PTB4
PTD4
4
0
0
0
0
0
0
MC68H(R)C908JL3E/JK3E/JK1E
SLOWD7 SLOWD6 PTDPU7
DDRA3
DDRB3
DDRD3
PTA3
PTB3
PTD3
3
0
0
0
0
0
DDRD2
DDRA2
DDRB2
PTA2
PTB2
PTD2
2
0
0
0
0
0
DDRD1
DDRA1
DDRB1
PTA1
PTD1
PTB1
1
0
0
0
0
0
MOTOROLA
—
PTDPU6
DDRD0
Rev. 2.0
DDRA0
DDRB0
PTD0
PTA0
PTB0
Bit 0
0
0
0
0
0