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User Manual Modbus Slave / LoRaWAN
Document code: MN67D02_ENG Revision 1.000 Page 22 of 33
Figure 4a: “LoRAWAN Access  LoRaWAN Uplink” window
LORAWAN ACCESS:
By Pressing the “ LoRaWAN Access ” button from the main window for SW67D02 (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 received from Modbus (Uplink) and the
LoRAWAN messages that the converter will take (Downlink) to make the data available to Modbus.
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 Modbus change;
If the field “ On CMD ” is checked, the LoRaWAN message is sent when a Modbus request 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.