mc68hc912d60c Freescale Semiconductor, Inc, mc68hc912d60c Datasheet - Page 131

• Manufacturer Part Number: mc68hc912d60c
• Description: Hc12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

DDRG — Port G Data Direction Register
DDRH — Port H Data Direction Register
MC68HC912D60A — Rev. 3.1
Freescale Semiconductor
RESET:
RESET:
DDG7
DDH7
Bit 7
Bit 7
0
0
DDG6
DDH6
6
0
6
0
Data direction register G is associated with port G and designates each
pin as an input or output.
Read and write anytime
Data direction register H is associated with port H and designates each
pin as an input or output.
Read and write anytime.
0 = Associated pin is an input
1 = Associated pin is an output
0 = Associated pin is an input
1 = Associated pin is an output
DDG5
DDH5
5
0
5
0
I/O Ports with Key Wake-up
DDG4
DDH4
4
0
4
0
DDG3
DDH3
3
0
3
0
DDG2
DDH2
2
0
2
0
Key Wake-up and Port Registers
DDG1
DDH1
1
0
1
0
I/O Ports with Key Wake-up
DDG0
DDH0
Bit 0
Bit 0
0
0
Technical Data
$002A
$002B
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