HT9480 Datasheet, PDF (48/57 Pages) Holtek Semiconductor Inc – Pager Controller

OR A,[m]
Description
Operation
Affected flag(s)
OR A,x
Description
Operation
Affected flag(s)
ORM A,[m]
Description
Operation
Affected flag(s)
RET
Description
Operation
Affected flag(s)
HT9480
Logical OR accumulator with data memory
Data in the accumulator and the specified data memory (one of the data
memory) performs a bitwise logical_OR operation. The result is stored in the
accumulator.
ACC ← ACC “OR” [m]
TC2 TC1 TO PD OV Z AC C
–
–
–
–
–
√
–
–
Logical OR immediate data to accumulator
Data in the accumulator and the specified data performs a bitwise logical_OR
operation. The result is stored in the accumulator.
ACC ← ACC “OR” x
TC2 TC1 TO PD OV Z AC C
–
–
–
–
–
√
–
–
Logical OR data memory with accumulator
Data in the data memory (one of the data memory) and the accumulator
performs a bitwise logical_OR operation. The result is stored in the data
memory.
[m] ← ACC “OR” [m]
TC2 TC1 TO PD OV Z AC C
–
–
–
–
–
√
–
–
Return from subroutine
The program counter is restored from the stack. This is a two-cycle instruc-
tion.
PC ← Stack
TC2 TC1 TO PD OV Z AC C
– –––––––
48
23th Feb ’98