Bcu (On Bits Count) - Panasonic FP7 Series Command Reference Manual

10.2 BCU (ON Bits Count)

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Ladder diagram
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Available operation units (●: Available)
Operatio
bit
n unit
i
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List of operands
Operand Description
S Target device address or the constant (data format: according to the operation unit)
D Device address to store the result (data format: unsigned 16-bit integer)
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Available devices (●: Available)
Operan
d
W W
X Y
S ● ●
D ● ●
(Note 1) Cannot be specified when the operation unit is 16-bit integer (SS, US).
(Note 2) Only 16-bit devices, 32-bit devices, and integer constants can be modified. (Real number constants,
and character constants cannot be specified.)
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Outline of operation
● This function counts the number of ON bits (bits whose value is 1) in the data specified by
[S], and stores the result in the device address specified by [D].
● The result is stored as an unsigned 16-bit integer.
WUME-FP7CPUPGR-12
US
●
16-Bit device:
W W W S D L
R L S D T D
● ● ● ● ● ●
● ● ● ●
SS UL
●
32-Bit
device:
(Note 1)
TS TE
U W
WI
C C
M O
S E
● ● ● ● ●
● ●
10.2 BCU (ON Bits Count)
SL SF
Real
Integer numbe
r
D
IX K Ｕ H SF
F
DF
St
rin
Index
g
modifie
r
(Note 2)
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