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1018
Text String Processing Instructions
Section 3-33
3-33-4 GET STRING LEFT: LEFT$(652)
Purpose
Fetches a designated number of characters from the left (beginning) of a text
string.
Ladder Symbol
Variations
Applicable Program Areas
Operands
S1: Text String
S2: Number of Characters (0000 to 0FFF hex or &0 to &4095)
Note
1.
The data from S1 to S1 + the maximum 2,047 words and from D to D + the
maximum 2,047 words must be in the same area.
2.
The data from S1 to S1 + the maximum 2,047 words and from D to D + the
maximum 2,047 words can overlap.
Operand Specifications
S1: Text string first word
S2: Number of characters
D: First destination word
LEFT$(652)
S1
S2
D
Variations
Executed Each Cycle for ON Condition
LEFT$(652)
Executed Once for Upward Differentiation
@LEFT$(652)
Executed Once for Downward Differentiation
Not supported
Immediate Refreshing Specification
Not supported
Block program areas
Step program areas
Subroutines
Interrupt tasks
OK
OK
OK
OK
Text string data: 4,095 characters max. + NUL
S1 + maximum 2,047 words
15
0
S1
to
Text string data: 4,095 characters max. + NUL
D + maximum 2,047 words
15
0
D
to
Area
S1
S2
D
CIO Area
CIO 0000 to CIO 6143
Work Area
W000 to W511
Holding Bit Area
H000 to H511
Auxiliary Bit Area
A000 to A447
A448 to A959
A448 to A959
Timer Area
T0000 to T4095
Summary of Contents for CJ1G-CPUxx
Page 3: ...iv N o t i c e ...
Page 5: ...vi ...
Page 21: ...xxii Conformance to EC Directives 6 ...
Page 35: ......
Page 1131: ...1110 CJ series Instruction Execution Times and Number of Steps Section 4 2 ...