After users select the corresponding ACC/DEC
time, the combining 16 binary bit can be changed
into hexadecimal bit, and then set the
corresponding function codes.
ACC/DEC time 1 is set by P00.11 and P00.12;
ACC/DEC time 2 is set by P08.00 and P08.01;
ACC/DEC time 3 is set by P08.02 and P08.03;
ACC/DEC time 4 is set by P08.04 and P08.05.