Error Causes and Remedies
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08/29/2018
9.3 Error Codes
With occurrence of an internal device failure, Error codes are registered in the “Static
Error Bit Field” and embedded as fragment part into the StatusResponse frame.
Bit Offset
Byte
Offset
7
6
5
4
3
2
1
0
0
res
res
res
EN
EC
res
res
res
1
res
res
PR
RS
2
NMT Status
3-5
reserved
6-13
Static Error Bit Field
14-
…
OPTIONAL: Error history / Events (min. 2 * 20 bytes)
Figure 15: StatusResponse frame
Byte Offset
Description
1
Content of Object 1001h: ERR_ErrorRegister_U8
2
reserved
3-8
Error Code
Figure 16: Static Error Bit Field, fragment of the StatusResponse frame
Error Code (hex)
Description
0x816x
Hardware error
0x8163
Collision errors, see
-
Chapter “Collisions”, page 107
-
Chapter “Error handling”, page 101
0x8164
CRC errors, see
-
Chapter “Transmission- / CRC error”, page 104
-
Chapter “Error handling”, page 101
- Object 1C0Fh: DLL_CNCRCError_REC
0x8166
Tx/Rx buffer underrun / overflow, see
-
Chapter “Rx MAC Buffer Overflow / Tx MAC Buffer Underrun”, page 106
-
Chapter “Error handling”, page 101
0x824x
Frame errors
0x8245
Loss of a Start of Cycle frame, see
-
Chapter “Loss of SoC”, page 105
-
Chapter “Error handling”, page 101
- Object 1C0Bh: DLL_CNLossSoC_REC
Table 16: Error Codes
