SAB80515 Datasheet, PDF (151/270 Pages) Siemens Semiconductor Group – 8-Bit Single-Chip Microcontroller Family

Instruction Set
CPL
A
Function:
Complement accumulator
Description:
Each bit of the accumulator is logically complemented (one’s complement). Bits
which previously contained a one are changed to zero and vice versa. No flags are
affected.
Example:
The accumulator contains 5CH (01011100B). The instruction
CPL A
Operation:
will leave the accumulator set to 0A3H (10100011 B).
CPL
(A) ← ¬ (A)
Encoding:
Bytes:
Cycles:
1111 0100
1
1
Semiconductor Group
151