Datasheet
TMC8460-BI Datasheet (V100 / 2016-Sep-01)
Copyright © 2016 TRINAMIC Motion Control GmbH & Co. KG 76
Bit
Description
ECAT PDI Reset Value
15:0 Watchdog Time Process Data: number of basic
watchdog increments
(Default value with Watchdog divider 100µs
means 100ms Watchdog)
r/w r/- 0x03E8
There is one Watchdog for all SyncManagers. Watchdog is disabled if Watchdog time is set to 0x0000.
Watchdog is restarted with every write access to SyncManagers with Watchdog Trigger Enable Bit set.
5.42 Watchdog Status Process Data (0x0440:0x0441)
Table 56: Register Watchdog Status Process Data (0x0440:0x0441)
Bit
Description
ECAT PDI Reset Value
0
Watchdog Status of Process Data (triggered
by SyncManagers)
0: Watchdog Process Data expired
1: Watchdog Process Data is active or
disabled
r/-
r/
(w ack)*
0
15:1
Reserved
r/-
r/
(w ack)*
0
* PDI register function acknowledge by Write command is disabled: Reading this register from PDI clears AL
Event Request 0x0220[6]. 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[6]. Writing to this register from PDI is possible; write value is ignored (write 0).
5.43 Watchdog Counter Process Data (0x0442)
Table 57: Register Watchdog Counter Process Data (0x0442)
Bit
Description
ECAT PDI Reset Value
7:0 Watchdog Counter Process Data (counting is
stopped when 0xFF is reached). Counts if
Process Data Watchdog expires.
r/
w(clr)
r/- 0
NOTE: Watchdog Counters 0x0442-0x0443 are cleared if one of the Watchdog Counters 0x0442-0x0443 is written.
Write value is ignored (write 0).
5.44 Watchdog Counter PDI (0x0443)
Table 58: Register Watchdog Counter PDI (0x0443)
Bit
Description
ECAT PDI Reset Value
7:0 Watchdog PDI counter (counting is stopped
when 0xFF is reached). Counts if PDI
Watchdog expires.
r/
w(clr)
r/- 0
NOTE: Watchdog Counters 0x0442-0x0443 are cleared if one of the Watchdog Counters 0x0442-0x0443 is written.
Write value is ignored (write 0).
5.45 SII EEPROM Interface (0x0500:0x050F)
Table 59: SII EEPROM Interface Register overview
Register Address
Length
(Byte)
Description
0x0500
1
EEPROM Configuration