Z8
®
CPU
User Manual
UM001604-0108 Instruction Description
174
0011 1100 = 3Ch
Register 45F contains the value 5Fh, and the result of the addition is stored in Register
5Fh, the statement:
DA @45h
Op Code: 40 45
adjusts this result so the correct BCD representation is obtained.
0011 1100 = 3Ch
0000 0110 = 06h
0100 0010 = 42h
Register 5Fh now contains the value 42h. The C, Z, and S Flags are cleared, and V is
undefined.
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