D13510840D - Interface description
Page 110
Last parameter set (command 2501)
Error messages
Telegram error handling
Slave discards all characters until it receives a STX as telegram start identifier.
Slave does not generate an error message, if address is not correct.
Slave reports CRC errors with error message 1 (CRC failure)
Slave reports length errors with error message 2 (Illegal telegram length) or 11 (Data
length is not correct for the command)
To prevent the response from colliding with the next request, the slaves do not respond in
case of a timeout.
Error numbers (for Stw: Bit 15 to 1)
In case of error: STX, LEN, Stw, Cmd and one Data-Byte (with error number) sent
Answer:
No Name______ year/month/day hour:min:sec
Example:
0 Default___ 12/09/26 11:08:36
Error number
Meaning
1
CRC-failure
2
Illegal telegram lenght
10
command doesn't exist
11
Data length is not correct for the command
12
Read not allowed
13
Write not allowed
14
Array-Index out of range or missing
20
Control actually not allowed with this interface
21
Password not OK
22
Command actually not allowed (e.g. calibration during Run-Up)
30
Data not in range
31
No data available
Содержание ELD500 Series
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