Mitsubishi Electric M800VW Series Programming Manual page 290

M800V/M80V Series PLC Programming Manual (1/2)
8 Function Instructions
8.6 Logical Operation Instructions
DOR
 Conducts a logical sum operation on each bit of the 32-bit data of the device designated by "S1" and the 32-bit data of the
device designated by "S2", and stores the results in the device designated by "D".
1 1 1 1
Before execution S1
Before execution S2 0 0 0 1
After execution D
1 1 1
 For the bit device, the bits corresponding the digits other than the designated digit are handled as "0" in the operation.
32 Bit
S1+1 S1
1 1 1 0 0 0 1 1 1 1
OR
S2+1 S2
0 1 0 0 0 1 0 1 0 0
D+1 D
1 1 1 1 0 0 1 1 1 1 1
269 IB-1501667-B