Eventc (Instruction To Count The Number Of Events) - Panasonic FP7 Series Command Reference Manual

10.9 EVENTC (Instruction to Count the Number of Events)

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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
S1 Starting address of the counting starting position
S2 Starting address of the working area for counting
n Number of bits to be counted
D Starting device address to store the count result
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Available devices (●: Available)
Operan
d
W W
X Y
S1 ● ●
S2 ● ●
n ● ●
D ● ●
(Note 1) 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 instruction counts the number of ONs for [n] bits from the device specified by [S1].
● During the counting operation, a data area that is equal to n/16 words from the device
specified in [S2] is used.
● The count result is stored in the area of [n]*2 words starting with [D].
● The working area with the starting address specified by [S2] needs the following number of
words:
WUME-FP7CPUPGR-12
10.9 EVENTC (Instruction to Count the Number of Events)
US
16-Bit device:
W W W S D L
R L S D T D
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SS UL
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32-Bit
device:
TS TE
U W
WI
C C
M O
S E
● ● ●
● ● ●
● ●
SL SF
Real
Integer numbe
r
D
IX K Ｕ H SF
F
● ●
DF
St
rin
Index
g
modifie
r
(Note 1)
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