BECKHOFF EtherCAT Registers Section II - Manual (Page 16)

Address Space Overview
II-4 Slave Controller – Register Description
Address
1
Length
(Byte)
Description
DC – SyncManager Event Times
0x09F0:0x09F3 4 EtherCAT Buffer Change Event Time
0x09F8:0x09FB 4 PDI Buffer Start Event Time
0x09FC:0x09FF 4 PDI Buffer Change Event Time
ESC specific
0x0E00:0x0EFF 256 ESC specific registers:
ET1100, ET1200, (Power-On Values)
IP Core (Product and Vendor ID)
ESC20 (FPGA Update)
ESC specific I/O
0x0F00:0x0F03 4 Digital I/O Output Data
0x0F10:0x0F17 1-8 General Purpose Outputs
0x0F18:0x0F1F 1-8 General Purpose Inputs
User RAM/Extended ESC features
0x0F80:0x0FFF 128 User RAM
0x0F80:0x0FA0 33 Extended ESC features
Process Data RAM
0x1000:0x1003 4 Digital I/O Input Data
0x1000:0x13FF
0x1000:0x17FF
0x1000:0x1FFF
0x1000:0x2FFF
0x1000:0x4FFF
0x1000:0x8FFF
0x1000:0xFFFF
1 KB
2 KB
4 KB
8 KB
16 KB
32 KB
60 KB
Process Data RAM
For Registers longer than one byte, the LSB has the lowest and MSB the highest address.