Yaskawa JAPMC-MC2300 User Manual

Page 333

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12.2 Troubleshooting System Errors

12.2.4 System Register Configuration and Error Status

12-14

[ c ] Ladder Program User Operation Error Codes 1

* Yes: Can be set to value other than system default from the user program.

No: The system default cannot be changed from the user program.

[ d ] Ladder Program User Operation Error Codes 2

* No: The system default cannot be changed from the user program.

Error

Code

Error Contents

User*

System Default Value

Integer Op-

erations

0001H

Integer operation - underflow

Yes

−32768 [−32768]

0002H

Integer operation - overflow

Yes

32767 [32767]

0003H

Integer operation - division error

Yes

The A register remains the same.

0009H

Double-length integer operation - underflow

Yes

−2147483648 [−2147483648]

000AH

Double-length integer operation - overflow

Yes

2147483647 [2147483647]

000BH

Double-length integer operation - division error

Yes

The A register remains the same.

010 H

Operation error drawing - integer operation
error ( = 1 to B)

No

Default indicated above.

Real

Number

Operation

0010H

Integer storage - non-numeric error

Yes

Store not executed. [00000]

0011H

Integer storage - underflow

Yes

Store not executed. [

−32768]

0012H

Integer storage - overflow

Yes

Store not executed. [+32767]

0021H

Real number storage - underflow

Yes

Store not executed. [

−1.0E+38]

0022H

Real number storage - overflow

Yes

Store not executed. [1.0E+38]

0023H

Real number operation - division-by-zero error

Yes

Operation not executed.
The F register remains the same.

0030H

Real number operation - invalid operation
(non-numeric)

No

Operation not executed.

0031H

Real number operation - exponent underflow

No

0.0

0032H

Real number operation - exponent overflow

No

Maximum value

0033H

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

No

Operation not executed.

0034H

Real number storage - exponent underflow

No

Stores 0.0.

0035H

Real number operation - stack error

0040H

to

0059H

Standard System Functions
Real number operation errors

No

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 or 2000H is added for an index error.

Error Code

Error Contents

User*

System Default

Integer - Real

Number

Operations

1000H

Index error within drawing

No

Execute again with i, j = 0.
The i and j register remains the same.

2000H

Index error within function

No

Execute again with i, j = 0.
The i and j register remains the same.

Integer

Operation

060H

to

077H

( = 1,2)

Integer system functions
Index error

No

Operation stopped and output = input.
The A register remains the same.

06DH: PI

06DH: PD

06FH: PID

070H: LAG

071H: LLAG

072H: FGN

073H: IFGN

074H: LAU

075H: SLAU

076H: FGN

077H: IFGN

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