Delta AH500 series Hardware Manual page 202

Error
Description
code
There is an interrupt task, but
there is no IRET.
16#201B
There is IRET, but there is not
interrupt task. (SM5)
End is not at the end of the
16#201C
program. (SM5)
There is CALL, but there is no
16#201D
MAR. (SM5)
The function code used in
16#201E MODRW is incorrect.
(SM102/SM103)
The length of the data set in
16#201F MODRW is incorrect.
(SM102/SM103)
The communication
command received by using
16#2020
MODRW is incorrect.
(SM102/SM103)
The checksum of the
16#2021 command received is
incorrect. (SM102/SM103)
The format of the command
used in MODRW does not
16#2022
conform to the ASCII format.
(SM102/SM103)
There is a communication
16#2023 timeout when MODRW is
executed. (SM120/SM103)
The setting value of the
16#2024 communication timeout is
invalid. (SM120/SM103)
There is a communication
16#2025 timeout when RS is executed.
(SM120/SM103)
Ethernet connection error
16#6000
(SM1106)
16#6001 Illegal IP address (SM1107)
Illegal netmask address
16#6002
(SM1107)
C h ap te r 9 Tro ub les ho o ti ng
Remedy
1. Compile the program again, and download the
program again.
2. Reinstall ISPSoft, compile the program again,
and download the program again.
1. Compile the program again, and download the
program again.
2. Reinstall ISPSoft, compile the program again,
and download the program again.
1. Compile the program again, and download the
program again.
2. Reinstall ISPSoft, compile the program again,
and download the program again.
Check the usage of the instruction and the setting
of the operands. Please refer to the explanation of
the instruction MODRW in AH500 Programming
Manual for more information.
Check the usage of the instruction and the setting
of the operands. Please refer to the explanation of
the instruction MODRW in AH500 Programming
Manual for more information.
Check whether the slave supports the function code
and the specified operation.
1. Check whether there is noise, and retry the
sending of the command.
2. Check whether the slave operates normally.
Make sure that the format of the command
conforms to the ASCII format.
Check whether the slave operates normally, and
whether the connection is normal.
1. Check the program and the related special data
registers.
2. Set the communication port parameter for the
CPU module in HWCONFIG again.
Check whether the slave operates normally, and
whether the connection is normal.
1. Check the program and the related special data
registers.
2. Set the Ethernet parameter for the CPU module
in HWCONFIG again.
1. Check the program and the related special data
registers.
2. Set the Ethernet parameter for the CPU module
in HWCONFIG again.
1. Check the program and the related special data
registers.
2. Set the Ethernet parameter for the CPU module
in HWCONFIG again.
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