Delta DVP-PLC

6 Application Instructions API 00-49
DVP-PLC Application Manual
6-33
Remarks:
Flags and the positive/negative sign of the values:
-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 :
Zero flag
Zero flag
Borrow flag
The highest bit of
the data = 1 (negative)
32-bit :
Zero flag
Zero flag
The highest bit of
the data = 0 (positive)
Carry flag
Borrow flag
The highest bit of
the data = 1 (negative)
The highest bit of
the data = 0 (positive)
Carry flag
Zero flag
Zero flag
+-
-+