TMC8462 Datasheet • Document Revision V1.4 • 2018-May -09
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6.4.5.2 AL Status (0x0130:0x0131)
Bit
Description
ECAT
PDI
Reset Value
3:0
Actual State of the Device State Machine:
1: Init State
r*/-
r/(w)
3: Request Bootstrap State
2: Pre-Operational State
4: Safe-Operational State
8: Operational State
4
Error Ind:
r*/-
r/(w)
0: Device is in State as requested or Flag
cleared by command
1: Device has not entered requested State or
changed State as result of a local action
5
Device Identification:
0: Device Identification not valid
1: Device Identification loaded
r*/-
r*/-
r/(w)
r/(w)
15:6
Reserved, write 0
Table 30: Register 0x0130:0x0131 (AL Status)
Note
AL Status register is only writable from PDI if Device Emulation is off (0x0140.8=0),
otherwise AL Status register will reflect AL Control register values.
* Reading AL Status from ECAT clears ECAT Event Request 0x0210.3.
6.4.5.3 AL Status Code (0x0134:0x0135)
Bit
Description
ECAT
PDI
Reset Value
15:0
AL Status Code
r/-
r/w
Table 31: Register 0x0134:0x0135 (AL Status Code)
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