mc68hc908qz16 Freescale Semiconductor, Inc, mc68hc908qz16 Datasheet - Page 156

• Manufacturer Part Number: mc68hc908qz16
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Input/Output (I/O) Ports
156
Addr.
$000C
$000D
$000E
$000F
$0004
$0005
$0006
$0007
$0008
Port A Input Pullup Enable
Port C Input Pullup Enable
Port D Input Pullup Enable
Data Direction Register C
Data Direction Register D
Data Direction Register A
Data Direction Register B
Data Direction Register E
Register Name
Port E Data Register
Register (PTAPUE)
Register (PTCPUE)
Register (PTDPUE)
See page 158.
See page 161.
See page 162.
See page 165.
See page 167.
See page 168.
See page 159.
See page 164.
See page 166.
(DDRC)
(DDRD)
(DDRA)
(DDRB)
(DDRE)
(PTE)
Figure 13-1. I/O Port Register Summary (Continued)
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
MC68HC908GZ16 • MC68HC908GZ8 Data Sheet, Rev. 4
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
PTAPUE7
PTDPUE7 PTDPUE6 PTDPUE5 PTDPUE4 PTDPUE3 PTDPUE2 PTDPUE1 PTDPUE0
DDRA7
DDRB7
DDRD7
Bit 7
0
0
0
0
0
0
0
0
0
0
0
0
= Unimplemented
PTAPUE6
PTCPUE6 PTCPUE5 PTCPUE4 PTCPUE3 PTCPUE2 PTCPUE1 PTCPUE0
DDRA6
DDRB6
DDRC6
DDRD6
6
0
0
0
0
0
0
0
0
0
0
PTAPUE5
DDRA5
DDRB5
DDRC5
DDRD5
DDRE5
PTE5
5
0
0
0
0
0
0
0
0
PTAPUE4
DDRA4
DDRB4
DDRC4
DDRD4
DDRE4
Unaffected by reset
PTE4
4
0
0
0
0
0
0
0
0
PTAPUE3
DDRA3
DDRB3
DDRC3
DDRD3
DDRE3
PTE3
3
0
0
0
0
0
0
0
0
PTAPUE2
DDRC2
DDRD2
DDRA2
DDRB2
DDRE2
PTE2
2
0
0
0
0
0
0
0
0
Freescale Semiconductor
PTAPUE1
DDRC1
DDRD1
DDRA1
DDRB1
DDRE1
PTE1
1
0
0
0
0
0
0
0
0
PTAPUE0
DDRC0
DDRD0
DDRE0
DDRA0
DDRB0
PTE0
Bit 0
0
0
0
0
0
0
0
0