Delta DVP-ES2 User Manual
Page 192
D V P - E S 2 / E X 2 / S S 2 / S A2 / S X 2 / S E O p e r a t i o n M a n u a l - P r o g r a m m i n g
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2.
If the operation result exceeds -2,147,483,648, the borrow flag M1021 will be ON.
3.
If the operation result exceeds 2,147,483,647, the carry flag M1022 will be ON
-2
-1
0
-32,768
、 、 、
、 、
-1
0
1
32,767
0
1
2
、 、 、
-2
-1
0
-2,147,483,648
、 、 、
、 、
-1
0
1
2,147,483,647
0
1
2
、
、
、
16-bit instruction:
Zero flag
Zero flag
Zero flag
Borrow flag
the most significant bit
becomes 1 (negative)
32-bit instruction:
Zero flag
Zero flag
Zero flag
the most significant bit
becomes 0 (positive)
Carry flag
Borrow flag
the most significant bit
becomes 1 (negative)
the most significant bit
becomes 0 (positive)
Carry flag