A.4 user operation error status – Yaskawa MP2300S Basic Module User Manual

Page 331

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Appendix A System Registers Lists

A.4 User Operation Error Status

A-9

Appendices

A.4

User Operation Error Status

Error information for user operation errors in ladder programs is stored in registers SW00080 to SW00089.

( 1 ) User Operation Error Status

( 2 ) User Operation Error Codes 1

Name

Register No.

Description

DWG.A

Error Count

SW00080

• Error count

Number of error occurrences

• Error code

Refer to ( 2 ) User Operation Error Codes 1 or ( 3 ) User Operation
Error Codes 2
for details.

Error Code

SW00081

DWG.I

Error Count

SW00082

Error Code

SW00083

DWG.H

Error Count

SW00084

Error Code

SW00085

DWG.L

Error Count

SW00088

Error Code

SW00089

Bit15

Index error

Error Code

࡮࡮࡮࡮࡮

12

Bit11 ࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮࡮ 0

Error

Code

Error Contents

System Default Setting

Integer

Operations

0001H

Integer operation - underflow

−32768

0002H

Integer operation - overflow

32767

0003H

Integer operation - division error

The A register remains the same.

0009H

Double-length integer operation - underflow

−2147483648

000AH Double-length integer operation - overflow

2147483647

000BH

Double-length integer operation - division error

The A register remains the same.

Real Num-
ber Opera-

tion

0010H

Integer storage - non-numeric error

Store not executed. [00000]

0011H

Integer storage - underflow

Store not executed. [

−32768]

0012H

Integer storage - overflow

Store not executed. [+32767]

0021H

Real number storage - underflow

Store not executed. [

−1.0E+38]

0022H

Real number storage - overflow

Store not executed. [1.0E+38]

0023H

Real number operation - division-by-zero error

Operation not executed.
[The F register remains the same.]

0030H

Real number operation - invalid operation (non-
numeric)

Operation not executed.

0031H

Real number operation - exponent underflow

0.0

0032H

Real number operation - exponent overflow

Maximum value

0033H

Real number operation - division error (non-
numeric 0/0)

Operation not executed.

0034H

Real number storage - exponent underflow

Stores 0.0.

0035H

Real number operation - stack error

0040H

to

0059H

Standard System Functions
Real number operation errors

Interrupt operation and output = 0.0

0040H: SQRT

0041H: SIN

0042H: COS

0043H: TAN

0044H: ASIN

0045H: ACOS

0046H: ATAN

0047H: EXP

0048H: LN

0049H: LOG

004AH: DZA

004BH: DZB

004CH: LIM

004DH: PI

004EH: PD

004FH: PID

0050H: LAG

0051H: LLAG

0052H: FGN

0053H: IFGN

0054H: LAU

0055H: SLAU

0056H: REM

0057H: RCHK

0058H: BSRCH

0059H: SQRT

1000H, 2000H, or 3000H is added for an index error.

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