Mitsubishi MELSEC-Q/L User Manual

480
EVAL, EVALP
Operation Error
(1) In any of the following cases, an operation error occurs, the error flag (SM0) turns ON, and an error code is stored into
SD0.
Program Example
(1) The following program converts the character string stored in the area starting from R0 to a 32-bit floating decimal point
type real number, and stores the result at D0 and D1 when X20 is turned ON.
[Ladder Mode] [List Mode]
[Operation]
(2) The following program converts the character string stored in the area starting from D10 to a 32-bit floating decimal point
type real number, and stores the result at D100 and D101 when X20 is turned ON.
[Ladder Mode] [List Mode]
Error
code
Error details
Q00J/
Q00/
Q01
QnH QnPH QnPRH QnU LCPU
4100
The integer portion or the decimal fraction portion contains a character
other than one in the range from "30
H
" (0) to "39
H
" (9).
There are two or more "2E
H
" (.) in the character string specified in .
The exponent portion contains the code (character) other than "45
H
"(E),
"2B
H
"(+), "45
H
"(E) or "2D
H
"( ), or the string contains more than one
exponent portion.
Data after conversion is not within the following range.
0, 2
-126
| Data after conversion | 2
128
The number of characters in the character string following is either 0
or more than 24.
4101
The code "00
H
" does not appear in the range from to the relevant
device.
D
S
S
Instruction Device Step
R1
2DH (-)20H (space)
30
H (0)31H (1)
b15 b8b7 b0
R2 2E
H (.)32H (2)
33
H (3)34H (4)R3
35
H (5)32H (2)
31
H (1)
R4
R5
00H
Ignored These are cut
D1
5
2
D0
R0
-1
.
234
1
.
2 3 4
5
2 10-
Instruction
Device
Step

Mitsubishi MELSEC-Q/L Specifications

General

Brand	Mitsubishi
Model	MELSEC-Q/L
Category	Controller
Language	English