MC912DG128A Motorola, MC912DG128A Datasheet - Page 129

• Manufacturer Part Number: MC912DG128A
• Description: Microcontrollers
• Manufacturer: Motorola

KWIEH — Key Wake-up Port H Interrupt Enable Register
DDRH — Port H Data Direction Register
KWIEJ — Key Wake-up Port J Interrupt Enable Register
3-kwu
MOTOROLA
RESET:
RESET:
RESET:
KWIEH7
KWIEJ7
DDH7
Bit 7
Bit 7
Bit 7
0
0
0
KWIEH6
KWIEJ6
DDH6
6
0
6
0
6
0
Data direction register H is associated with port H and designates each
pin as an input or output. Read and write anytime.
DDRH[7:0] — Data Direction Port H
Read and write anytime.
KWIEJ[7:0] — Key Wake-up Port J Interrupt Enables
Read and write anytime.
KWIEH[7:0] — Key Wake-up Port H Interrupt Enables
0 = Associated pin is an input
1 = Associated pin is an output
0 = Interrupt for the associated bit is disabled
1 = Interrupt for the associated bit is enabled
0 = Interrupt for the associated bit is disabled
1 = Interrupt for the associated bit is enabled
KWIEH5
KWIEJ5
DDH5
5
0
5
0
5
0
I/O Ports With Key Wake-Up
KWIEH4
KWIEJ4
DDH4
4
0
4
0
4
0
KWIEH3
KWIEJ3
DDH3
3
0
3
0
3
0
KWIEH2
KWIEJ2
DDH2
2
0
2
0
2
0
Key Wake-up and port Registers
KWIEH1
KWIEJ1
DDH1
MC68HC912DT128A Rev 2.0
1
0
1
0
1
0
I/O Ports With Key Wake-Up
KWIEH0
KWIEJ0
DDH0
Bit 0
Bit 0
Bit 0
0
0
0
$002D
$002B
$002C
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