Datasheet

TMC8462 Datasheet • Document Revision V1.5 • 2019-June-21
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6.4.18.2 Pulse Length of SYNC signals (0x0982:0x0983)
Bit Description ECAT PDI Reset Value
0 Pulse length of SyncSignals (in Units of 10ns)
0: Acknowledge mode: SyncSignal will be
cleared by reading SYNC[1:0] Status register
r/- r/- 0, later EEPROM ADR
0x0002
Table 101: Register 0x0982:0x0983 (SYNC Pulse Length)
6.4.18.3 Activation Status (0x0984)
Bit Description ECAT PDI Reset Value
0 SYNC0 activation state:
0: First SYNC0 pulse is not pending
1: First SYNC0 pulse is pending
r/- r/- 0
1 SYNC1 activation state:
0: First SYNC1 pulse is not pending
1: First SYNC1 pulse is pending
r/- r/- 0
2 Start Time Cyclic Operation ( 0x0990:0x0997 )
plausibility check result when Sync Out Unit
was activated:
0: Start Time was within near future
1: Start Time was out of near future ( 0x0981.6 )
r/- r/- 0
7:3 Reserved r/- r/- 0
Table 102: Register 0x0984 (Activation Status)
6.4.18.4 SYNC0 Status (0x098E)
Bit Description ECAT PDI Reset Value
0 SYNC0 activation state:
0: First SYNC0 pulse is not pending
1: First SYNC0 pulse is pending
r/- r/
(w
ack)*
0
7:1 Reserved r/- r/
(w
ack)*
0
Table 103: Register 0x098E (SYNC0 Status)
* PDI register function acknowledge by Write command is disabled: Reading this register from PDI clears
AL Event Request 0x0220.2. Writing to this register from PDI is not possible.
PDI register function acknowledge by Write command is enabled: Writing this register from PDI clears AL
Event Request 0x0220.2. Writing to this register from PDI is possible; write value is ignored (write 0).
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