<
From version < 42.1 >
edited by Herong Lu
on 2022/06/02 13:56
To version < 20.1 >
edited by Herong Lu
on 2022/06/02 10:23
>
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118 118  
119 119  === Upgrade steps ===
120 120  
121 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
122 122  
123 -[[image:image-20220602102824-5.png]]
124 -
125 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
126 -
127 -[[image:image-20220602104701-12.png]]
128 -
129 -==== Open the upgrade application software ====
130 -
131 -Software download link:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]
132 -
133 -[[image:image-20220602103227-6.png]]
134 -
135 -[[image:image-20220602103357-7.png]]
136 -
137 -===== Select the COM port corresponding to USB TTL =====
138 -
139 -[[image:image-20220602103844-8.png]]
140 -
141 -===== Select the bin file to burn =====
142 -
143 -[[image:image-20220602104144-9.png]]
144 -
145 -[[image:image-20220602104251-10.png]]
146 -
147 -[[image:image-20220602104402-11.png]]
148 -
149 -===== Click to start the download =====
150 -
151 -[[image:image-20220602104923-13.png]]
152 -
153 -===== The following figure appears to prove that the burning is in progress =====
154 -
155 -[[image:image-20220602104948-14.png]]
156 -
157 -===== The following picture appears to prove that the burning is successful =====
158 -
159 -[[image:image-20220602105251-15.png]]
160 -
161 161  = LA66 USB LoRaWAN Adapter =
162 162  
163 163  LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
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174 174  
175 175  === Use AT Command to send an uplink message. ===
176 176  
177 -=== Send PC's CPU/RAM usage to TTN via script. ===
138 +=== Send CPU/RAM usage to TTN via a script. ===
178 178  
179 -==== Take python as an example: ====
180 180  
181 -===== Preconditions: =====
182 -
183 -1.LA66 LoRa Shield works fine
184 -
185 -2.LA66 LoRa Shield is registered with TTN
186 -
187 -===== Steps for usage =====
188 -
189 -1.After connecting the line, connect it to the PC, turn SW1 to FLASH, and press the RST switch. As shown in the figure below
190 -
191 -[[image:image-20220602114148-1.png]]
192 -
193 -2.Run the script and see the TTN
194 -
195 -[[image:image-20220602115852-3.png]]
196 -
197 -
198 -
199 199  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
200 200  
201 201  
CP210x_Universal_Windows_Driver.zip
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