Beckhoff EtherCAT Registers Section II Manual de usuario Pagina 77

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Distributed Clocks (0x0900:0x09FF)
Slave Controller Register Description II-65
Table 106: Register System Time Difference Filter Depth (0x0934)
ESC20
ET1100
ET1200
IP Core
Bit
Description
ECAT
PDI
Reset Value
3:0
Filter depth for averaging the received
System Time deviation
IP Core since V2.2.0/V2.02a:
A write access resets System Time
Difference (0x092C:0x092F)
r/(w)
r/(w)
4
7:4
Reserved, write 0
r/-
r/-
0
NOTE: Write access to this register depends upon ESC configuration (typically ECAT, PDI only with explicit ESC
configuration: System Time PDI controlled).
ET1100, ET1200, ESC20, IP Core before V2.2.0/V2.02a: Reset System Time Difference by writing Speed
Counter Start (0x0930:0x0931) after changing this value.
Table 107: Register Speed Counter Filter Depth (0x0935)
ESC20
ET1100
ET1200
IP Core
Bit
Description
ECAT
PDI
Reset Value
3:0
Filter depth for averaging the clock period
deviation
IP Core since V2.2.0/V2.02a:
A write access resets the internal speed
counter filter.
r/(w)
r/(w)
12
7:4
Reserved, write 0
r/-
r/-
0
NOTE: Write access to this register depends upon ESC configuration (typically ECAT, PDI only with explicit ESC
configuration: System Time PDI controlled) .
ET1100, ET1200, ESC20, IP Core before V2.2.0/V2.02a: Reset internal speed counter filter by writing Speed
Counter Start (0x0930:0x0931) after changing this value.
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