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Mitsubishi Electric GOT1000 Series Connection Manual Page 117

Microcomputers, modbus products, peripherals.
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Error code list
The following shows error code, error contents, cause, and measures.
Error code
Parity error
01
H
The parity bit does not match.
Sum check error
02
The sum check code created from received data differs
H
from the sum check code in the receive data.
Protocol error
Received a message that does not follow the control
03
H
procedure of the format set at "Communication Detail
Settings".
Overrun error
05
The next data was transmitted from the host before GOT
H
completes the processing of the data received.
Character section error
The character section specification error.
•The method of specifying the character section is wrong.
•The specified command has error.
06
H
•The number of points of the processing requests exceeds
the allowable range.
•A non-existent device has been specified.
•The setting value of the clock data has error.
Character error
07
A character other than "A to Z", "0 to 9", space, and control
H
codes has been received.
Description
2. MICROCOMPUTER CONNECTION (SERIAL)
Action
• Check the communication cable and communication module attachment.
• Check the settings of "Communication Detail Settings".
• Match the GOT and host transmission settings.
• Review the contents of the message to transmit.
• Check the settings of "Communication Detail Settings".
• Review the contents of the message to transmit.
• Check the settings of "Communication Detail Settings".
• Decrease the transmission speed.
• Review the contents of the message to transmit.
• Check the commands in the message.
(
2.5.2 List of commands)
• Check the devices that can be used and the device ranges.
(
2.4 Device Data Area)
• 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.
2.5 Message Formats
1
2
3
4
5
6
7
8
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