Industrial
Electronic Devices
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User Manual
LoRaWAN / CANopen
Document code: MN67D20_ENG Revision 1.000 Page 23 of 33
SET SDO CLIENT:
By pressing the “
Set SDO Client
” button from
the main window for SW67D20 (Fig. 2) the
window “Set SDO Client Access” appears (Fig.
6a and 6b).
With the SDO Client the HD67D20 Gateway can
read and/or write the data from other devices
connected in the network CANopen.
It is divided in two parts, the " SDO Read" and
the "SDO Write". The first part is used to read,
using the SDO, the data in another device and
then put them in the internal array. The second
part is used to write, using the SDO, the data
present in the internal array to others CANopen
devices.
The data of the columns in the “SDO Read” have the following meanings:
In the field "
Device ID
" insert the ID of the device to
read;
In the field "
Index
" the address for the SDO is defined;
In the field "
SubIndex
" the second address for the SDO is defined;
In the field "
N Byte
" the dimension of the SDO is defined (it can be 1, 2, or 4);
In the field “
Poll Time
” insert the cyclic time to make this request;
In the field “
Address Byte1
” the address of the internal array where coping the first byte of the SDO read is defined;
In the field “
Address Byte2
” the address of the internal array where coping the second byte of the SDO read is defined (only if N
Byte is 2 or 4);
In the field “
Address Byte3
” the address of the internal array where coping the third byte of the SDO read is defined (only if N Byte
is 4);
In the field “
Address Byte4
” the address of the internal array where coping the fourth byte of the SDO read is defined (only if N Byte
is 4);
In the field “
Mnemonic
” the description for the SDO is defined.
Figure 6a: “Set SDO Client Access – SDO Read” window