Delta C2000 series User Manual page 479

To avoid coincidence of the device numbers to be moved designated by the two
Example
operands and cause confusion, please be aware of the arrangement on the
designated device numbers.
3
When S > D, the BMOV command is processed in the order as 1→2→3
X10
When S < D, the BMOV command is processed in the order as 3→2→1
X11
API
ADD
20
D P
Bit Devices
X Y M K
＊
S
1
＊
S
2
D
Operands: None
1. : Summand S
E xplanation S
1
2. This instruction adds S
3. The highest bit is symbolic bit 0 (+) and 1 (-), which is suitable for algebraic
addition, e.g. 3 + (-9) = -6.
4. Flag changes in binary addition
16-bit command:
A.
B.
C.
16-bit command:
Example
When X0 = On, the content in D0 will plus the content in D10 and the sum will be
stored in D20.
X0
BMOV
D20 D19
BMOV
D10 D11
S1 S2 D
Word Devices
H KnX KnY KnM T
＊ ＊ ＊ ＊ ＊
＊ ＊ ＊ ＊ ＊
＊ ＊ ＊
: Addend
2
and S
1
If the operation result ＝ 0, zero flag M1020 = On.
If the operation result ＜ -32,768, borrow flag M1021 = On.
If the operation result ＞ 32,767, carry flag M1022 = On.
ADD
Chapter 16 PLC Function |C2000 Series
1
D20 D19
K3
2
D21 D20
3
D22 D21
3
D10 D11
K3
2
D11 D12
1
D12 D13
BIN Addition
16-bit command (7 STEPS)
ADD
C D
＊ ＊
32-bit command (13 STEPS)
＊ ＊
－
＊ ＊
Flag signal: M1020 Zero flag
D: Sum
in BIN format and store the result in D.
2
D0 D10
D20
16-56
ADDP
－ －
M1021 Borrow flag
M1022 Carry flag
－