Datasheet

I/O Ports with Key Wake-up
Key Wake-up and Port Registers
MC68HC912D60A — Rev. 3.1 Technical Data
Freescale Semiconductor I/O Ports with Key Wake-up 131
Data direction register G is associated with port G 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
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
Bit 7654321Bit 0
DDG7 DDG6 DDG5 DDG4 DDG3 DDG2 DDG1 DDG0
RESET: 0 0 0 0 0 0 0 0
DDRG — Port G Data Direction Register $002A
Bit 7654321Bit 0
DDH7 DDH6 DDH5 DDH4 DDH3 DDH2 DDH1 DDH0
RESET: 0 0 0 0 0 0 0 0
DDRH — Port H Data Direction Register $002B