6  BASIC INSTRUCTIONS
6.3  Logical Operation Instructions
317
6
 • These instructions perform an OR operation (bit-by-bit) on the 32-bit binary data in the device specified by (s1) and the 32-
bit binary data in the device specified by (s2), and store the operation result in the device specified by (d).
 • When a bit device is specified, the instruction performs an operation by assuming that the ones after the number of digit-
specified points are 0.
There is no operation error.
b31
b31
b31
b16
b16
b16
b15
b15
b15 b0
b0
b0
OR
0011 0011 001100
0010 1100 001111
0011 1 111 00 1 111
(d)+1 (d)
(s2)+1 (s2)
(s1)+1 (s1)
(s1)
(d)
(s2)