Mitsubishi QD51, Руководство пользователя, Страница: 49 / 160

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MELSEC-Q
3 SPECIFICATIONS
Classification
Command,
Function
Operation
ABS Returns an absolute value for the expression.
ATN Returns the arctangent (tan
-1
) for the expression.
COS Returns the trigonometric cosine value.
EXP Returns the exponential function value of base e.
FIX Returns only the integer part after truncating the fractional part of a numeric value.
INT Returns an integer value for the expression
LOG Returns a natural logarithm value.
RND Returns a random number.
ROT Rotates the memory contents of the specified value and returns the bit-rotated value.
SGN Returns the sign of a value.
SIN Returns the trigonometric sine value.
SQR Returns the square root value.
TAN Returns the trigonometric tangent value.
SHA
Arithmetically shifts the memory contents of the specified value and returns the
shifted value.
Arithmetic functions
SHT
Logically shifts the memory contents of the specified value and returns the shifted
value.
Number search SEARCH
Searches for the specified value from the elements of a given array variable and
returns the location of the element.
CDBL Converts an integer or single precision real number into a double precision real number.
CSNG
Converts an integer or double precision real number into a single precision real
number.
CINT Converts a single or double precision real number into an integer.
CIDB
Converts a 2-word (32-bit) integer used in programmable controller CPUs into a
double precision real number.
Number
functions
Format conversion
functions
CISN
Converts a 2-word (32-bit) integer used in programmable controller CPUs into a
single precision real number.
PCRD Reads various data from a programmable controller CPU.
Writes various data to a programmable controller CPU. Programmable
controller
access
functions
Programmable
controller access
PCWT
Operates a programmable controller CPU.
ZIDV Specifies where the data is to be input by INPUT or any other instruction. Port switching
commands
Port switching
ZODV Specifies where the data is to be output by PRINT or any other instruction.
GETMEM
Reads data from the QD51(-R24)'s buffer memory, common memory or extension
registers (ED).
Buffer memory
access
functions
Buffer memory
access
PUTMEM
Writes data to the QD51(-R24)'s buffer memory, common memory or extension
registers (ED).
B@
Reads or writes bit information in the extension relays (EM), special relays (EM)
and general-purpose inputs (X) and outputs (Y).
Buffer memory
access
Variable
Buffer memory
access
W@
Reads or writes word information in the extension registers (ED) or special registers
(ED).
TIME$
Sets up the time data (Hr, Min, Sec) of a programmable controller CPU and reads it
out.
Clock function
commands
Clock functions
DATE$
Sets up the date data (Yr, Mon, Day, Day of Week) of a programmable controller
CPU and reads it out.
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