BECKHOFF EtherCAT Registers Section II - Manual (Page 26)

ESC Write Enable (0x0030)
II-14 Slave Controller – Register Description
3.13 ESC Write Enable (0x0030)
Table 16: Register ESC Write Enable (0x0030)
ESC20 ET1100 ET1200 IP Core
read read:
V2.4.0/
V2.04a
Bit Description ECAT PDI Reset Value
0 If ESC write protection is enabled, this
register has to be written in the same
Ethernet frame (value does not care) before
other writes to this station are allowed. ESC
write protection is still active after this frame
(if ESC Write Protection register is not
changed). r/w r/- 0
7:1 Reserved, write 0 r/- r/- 0
3.14 ESC Write Protection (0x0031)
Table 17: Register ESC Write Protection (0x0031)
ESC20 ET1100 ET1200 IP Core
Bit Description ECAT PDI Reset Value
0 Write protect:
0:
Protection disabled
1: Protection enabled
All areas are write protected, except for 0x0030.
r/w r/- 0
7:1 Reserved, write 0 r/- r/- 0