116
Error Read: RU
Section 3-24
1.
The response block for Error Read (RU) does not include read data if the
end code of the response block is other than 00.
2.
Refer to
2-4 End Codes
.
Communications Example
In this example, the memory error occurs, the unit number of which has been
set to 1, is read by the Error Read (RU).
Command
Response
Readable Errors
Refer to the following for the kinds of errors and their meanings.
Memory Error
This error occurs in the following cases.
• The contents of the Memory are destroyed.
• The E5ZE is turned OFF before the E5ZE returns a response to Memory
Write (WE) to the host computer.
• The CPU goes out of control.
The calibration data may be destroyed in the following case.
•
A memory error occurs after the setting data are set to the factory
-
set
default parameters with Initialize Setting Data (MC) and these parameters
are written to the Memory with Memory Write (WE). In such cases, turn the
E5ZE OFF and ON. If a memory error occurs again, the E5ZE needs cali-
bration.
Sensor Input AD Error
This error occurs if the IC that converts sensor input values to the E5ZE to
digital values fails or a peripheral circuit of the IC fails.
8
Setting data error
Error
Normal
9
CPU error
Error
Normal
10
Undefined (The status of each bit
is indefinite.)
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11
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12
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13
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14
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15
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Bit No.
Contents
Bit status
1
0
@ 0 1 R U 0 0 0 3 4 5
s
*
@ 0 1 R U 0 0 0 0 0 1 4 7
s
Normal end
*
0 0 0 0 0 0 0 0
Bit status
0 0 0 0 0 0 0 1
Memory error
occurs.
