YASKAWA MP2000 Series User Manual page 332

12.2 Troubleshooting System Errors
12.2.4 System Register Configuration and Error Status
[ c ] Ladder Program User Operation Error Codes 1
Integer Op-
erations
Real
Number
Operation
* 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
Integer - Real
Number
Operations
Integer
Operation
* No: The system default cannot be changed from the user program.
12-14
Error
Error Contents
Code
0001H
Integer operation - underflow
0002H
Integer operation - overflow
0003H
Integer operation - division error
0009H
Double-length integer operation - underflow
000AH
Double-length integer operation - overflow
000BH
Double-length integer operation - division error
Operation error drawing - integer operation
010xH
error (x = 1 to B)
0010H
Integer storage - non-numeric error
0011H
Integer storage - underflow
0012H
Integer storage - overflow
0021H
Real number storage - underflow
0022H
Real number storage - overflow
0023H
Real number operation - division-by-zero error
Real number operation - invalid operation
0030H
(non-numeric)
0031H
Real number operation - exponent underflow
0032H
Real number operation - exponent overflow
Real number operation - division error (non-
0033H
numeric 0/0)
0034H
Real number storage - exponent underflow
0035H
Real number operation - stack error
Standard System Functions
Real number operation errors
0040H: SQRT
0040H
0044H: ASIN
0048H: LN
to
004CH: LIM
0050H: LAG
0059H
0054H: LAU
0058H: BSRCH
1000H or 2000H is added for an index error.
Error Code Error Contents
1000H Index error within drawing
2000H Index error within function
Integer system functions
060H
Index error
to
06DH: PI
077H
071H: LLAG
( = 1,2)
075H: SLAU
User*
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
0041H: SIN 0042H: COS
0045H: ACOS 0046H: ATAN
0049H: LOG 004AH: DZA
004DH: PI 004EH: PD
0051H: LLAG 0052H: FGN
0055H: SLAU 0056H: REM
0059H: SQRT
User*
Execute again with i, j = 0.
No
The i and j register remains the same.
Execute again with i, j = 0.
No
The i and j register remains the same.
Operation stopped and output = input.
No
The A register remains the same.
06DH: PD 06FH: PID
072H: FGN 073H: IFGN
076H: FGN 077H: IFGN
System Default Value
−32768 [−32768]
32767 [32767]
The A register remains the same.
−2147483648 [−2147483648]
2147483647 [2147483647]
The A register remains the same.
Default indicated above.
Store not executed. [00000]
Store not executed. [−32768]
Store not executed. [+32767]
Store not executed. [−1.0E+38]
Store not executed. [1.0E+38]
Operation not executed.
The F register remains the same.
Operation not executed.
0.0
Maximum value
Operation not executed.
Stores 0.0.
Interrupt operation and output =
0.0
0043H: TAN
0047H: EXP
004BH: DZB
004FH: PID
0053H: IFGN
0057H: RCHK
System Default
070H: LAG
074H: LAU