Oki MSM85C154HVS - Page 377

MSM80C154S/83C154S/85C154HVS
370
110. XRL data address, #data (Logical exclusive OR immediate data to memory)
01100011
70
Instruction code
Data address
#data
Operation
Number of bytes
Number of cycles
Flags
(PSW)
Description
Example XRL ACC, #5AH
Instruction code
: Byte 1
I7 I6 I5 I4 I3 I2 I1 I0
70
Byte 3
(data address)←(data address) XOR #data:
C AC F0 RS1 RS0 OV F1 P
:
:
:
The exclusive OR between an immediate data value and the
specified data address contents is determined. The result is
placed in the specified data address.
:
01100011
70
Byte 1
Accumulator
11111010
70
3
2
11100000
70
Byte 2
Before execution
Accumulator
10100000
70
After execution
:
a7 a6 a5 a4 a3 a2 a1 a0
70
Byte 2
01011010
70
Byte 3