BECKHOFF ET1100 - Manual (Page 62)

PDI description
III-48 Slave Controller – ET1100 Hardware Description
6 PDI description
Table 53: Available PDIs for ET1100
PDI number
(PDI Control
register
0x0140[7:0])
PDI name
E
T
11
00
0 Interface deactivated x
4 Digital I/O x
5 SPI Slave x
7 EtherCAT Bridge (port 3)
8 16 Bit async. µC x
9 8 Bit async. µC x
10 16 Bit sync. µC x
11 8 Bit sync. µC x
16 32 Digital Input/0 Digital Output
17 24 Digital Input/8 Digital Output
18 16 Digital Input/16 Digital Output
19 8 Digital Input/24 Digital Output
20 0 Digital Input/32 Digital Output
128 On-chip bus (Avalon or OPB)
Others Reserved
6.1 PDI Deactivated
The PDI is deactivated with PDI type 0x00. The PDI pins are not driven (high impedance).