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User Manual LoRaWAN / J1939
Document code: MN67D26_ENG Revision 1.000 Page 20 of 30
Figure 4a: “LoRaWAN Access  LoRaWAN Uplink” window
LORAWAN ACCESS:
By Pressing the “ LoRaWAN Access ” button from the main window for SW67D26 (Fig. 2) the window “Set LoRaWAN Access” appears (Fig.
4). This section is used to define the LoRaWAN messages where the converter will place the data read from J1939 (Uplink) and the LoRaWAN
messages that the converter will take (Downlink) for writing the data to J1939.
L
O
R
A
WAN U
PLINK
The means of the fields are:
If the field “ Enable ” is checked, the LoRaWAN message is enabled;
In the field “ Start Byte ” the starting byte of the internal memory array where taking the data is defined;
In the field “ Num. Byte ” the number of consecutive bytes to take from the internal array starting from “Start Byte” is defined;
If the field “ On Change ” is checked, the LoRaWAN message is sent only when the data from J1939 change;
If the field “ On CMD ” is checked, the LoRaWAN message is sent when a J1939 message is received;
If the field “ On Timer ” is checked, the LoRaWAN message is sent cyclically with the delay defined in “ Time (s) ” field;
In the field “ Mnemonic ” a description of the message is defined.