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Mitsubishi Electric GOT1000 Series Connection Manual Page 134

Microcomputers, modbus products, peripherals.
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Error code list
In the case of formats 12 and 13 (Digital Electronics Corporation's memory link method (extended mode)), the details
(error code) of the error are appended to the response message during faulty communication.
The following shows error code, error contents, cause, and measures.
Error code
Sum check error
06
The sum check code created from received data differs
H
from the sum check code in the receive data.
Command error
10
H
An unsupported command was used.
Message length error
12
The upper limit of the data length that can be received by
H
the GOT has been exceeded.
Clock data setting error
16
H
The setting value of the clock data has error.
Address error
FA
H
The start address of the read/write device is out of range.
Exceeded number of points error
FB
H
The read/write range exceeded the device range.
Message format error
FC
H
The format of the received message has error.
Timeout error
FF
There is no response from the GOT, or the station of the
H
specified address does not exist.
Precautions
(1) Batch reading/writing crossing over different devices
When using the batch read (R) or batch write (W) command, do not batch read/write crossing over the different
devices.
This will cause an error response.
(2) Storage order for 32-bit data
To use the program of Digital Electronics Corporation's memory link method with [32bit Order] setting to
GOT1000 series, set [HL Order] to [32bit Order] for [Communication Detail Settings] when 32-bit data is set for
GOT-A900 series.
With setting [LH Order], the order of upper bits and lower bits are reversed when the GOT displays and writes
32-bit data.
2 - 62
2. MICROCOMPUTER CONNECTION (SERIAL)
2.5 Message Formats
Description
• Review the contents of the message to transmit.
• Review the contents of the message to transmit.
• Check the commands in the message.
(
2.5.2 List of commands)
• Review the contents of the message to transmit.
• Check the data length of the message.(data length of the data section,
etc.)
• Review the contents of the message to transmit.
• Check whether the non-existent data is set (e.g. setting "07" at the day of
the week) as clock data.
• Review the contents of the message to transmit.
• Check the devices that can be used and the device ranges.
(
2.4 Device Data Area)
• Check the settings of "Communication Detail Settings".
• Review the contents of the message to transmit.
• Check the communication cable and communication module attachment.
• Check the settings of "Communication Detail Settings".
• Review the contents of the message to transmit.
Action

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