BECKHOFF ET1100 - Manual (Page 21)

Features and Registers
Slave Controller – ET1100 Hardware Description III-7
2.2 Registers
An EtherCAT Slave Controller (ESC) has an address space of 64 Kbyte. The first block of 4 Kbyte
(0x0000:0x0FFF) is dedicated for registers. The process data RAM starts at address 0x1000, its size
is 8 Kbyte (end address 0x2FFF).
Table 7 gives an overview of the available registers.
Table 6: Register Overview Legend
Symbol Description
x Available
- Not available
s Available if DC SYNC Out Unit enabled
(Register 0x0140.10=1)
l Available if DC Latch In Unit enabled
(Register 0x0140.11=1)
s/l Available if DC SYNC Out Unit enabled and/or
DC Latch In Unit enabled
(Register 0x0140.10=1 and/or 0x0140.11=1)
Table 7: Register Overview
Address Length
(Byte) Description
E
T11
0
0
0x0000 1 Type x
0x0001 1 Revision x
0x0002:0x0003 2 Build x
0x0004 1 FMMUs supported x
0x0005 1 SyncManagers supported x
0x0006 1 RAM Size x
0x0007 1 Port Descriptor x
0x0008:0x0009 2 ESC Features supported x
0x0010:0x0011 2 Configured Station Address x
0x0012:0x0013 2 Configured Station Alias x
0x0020 1 Write Register Enable x
0x0021 1 Write Register Protection x
0x0030 1 ESC Write Enable x
0x0031 1 ESC Write Protection x
0x0040 1 ESC Reset ECAT x
0x0041 1 ESC Reset PDI -
0x0100:0x0101 2 ESC DL Control x
0x0102:0x0103 2 Extended ESC DL Control x
0x0108:0x0109 2 Physical Read/Write Offset x
0x0110:0x0111 2 ESC DL Status x
0x0120 5 bits
[4:0]
AL Control x
0x0120:0x0121 2 AL Control x
0x0130 5 bits
[4:0]
AL Status x