Technical Manual PD4-E-M (EtherCAT)
10 Description of the object dictionary
Access
read only
PDO mapping
no
Allowed values
Preset value
00000000
h
Description
Each subindex (1–16) describes a different mapped object.
A mapping entry consists of four bytes, which are structured according to the following graphic.
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
Index [16]
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
SubIndex [8]
Length [8]
Index [16]
This contains the index of the object to be mapped.
Subindex [8]
This contains the subindex of the object to be mapped.
Length [8]
This contains the length of the object to be mapped in units of bits.
2400h NanoJ Inputs
Function
Located here is an array with 32, 32-bit integer values that is not used within the firmware and serves
only for communicating with the user program via the fieldbus.
Object description
Index
2400
h
Object name
NanoJ Inputs
Object Code
ARRAY
Data type
INTEGER32
Savable
no
Firmware version
FIR-v1426
Change history
The number of entries was changed from 2 to 33.
Firmware version FIR-v1436: "Object Name" entry changed from
"VMM Inputs" to "NanoJ Inputs".
Firmware version FIR-v1436: "Name" entry changed from "VMM Input
N#" to "NanoJ Input N#".
Value description
Subindex
00
h
Name
Highest Sub-index Supported
Version: 1.0.1 / FIR-v1748
179