Owner's manual

Appendices
136
Appendices
Convert the calculated hexadecimal number into an ASCII code in two digits. The
result obtained is the checksum.
Therefore, the checksum for the above example is “cc = 59 (35h 39h).
Example:
• Exclusive OR calculation formula
Calculate the numbers of each bit, referring to the following formula:
0 + 0 = 0
0 + 1 = 1
1 + 0 = 1
1 + 1 = 0
*+ : Operator of Exclusive OR
• Conversion from hexadecimal number into binary number
To convert ASCII codes into binary numbers, refer to the following table.
Tips
Hexadecimal number 01234567
Binary number 0000 0001 0010 0011 0100 0101 0110 0111
Hexadecimal number 89ABCDEF
Binary number 1000 1001 1010 1011 1100 1101 1110 1111
Header % P 15 CC–Delimiter ERROR
Header CC Delimiter 1234
Result:
CC=04
CC=04