Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 59.1 >
edited by Herong Lu
on 2022/06/02 17:12
To version < 33.1 >
edited by Herong Lu
on 2022/06/02 11:11
>
Change comment: Uploaded new attachment "TremoProgrammer_v0.8.rar", version 1.1

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128 128  
129 129  ==== Open the upgrade application software ====
130 130  
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/]]
131 +放个烧录软件的下载链接
132 132  
133 133  [[image:image-20220602103227-6.png]]
134 134  
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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.
164 164  
165 -Before use, please make sure that the computer has installed the CP2102 driver
166 -
167 167  == Pin Mapping & LED ==
168 168  
169 169  == Example Send & Get Messages via LoRaWAN in PC ==
170 170  
171 -Connect the LA66 LoRa Shield to the PC
172 -
173 -[[image:image-20220602153333-4.png]]
174 -
175 -Open the serial port tool
176 -
177 -[[image:image-20220602161617-8.png]]
178 -
179 -[[image:image-20220602161718-9.png||height="529" width="927"]]
180 -
181 -Press the reset switch RST on the LA66 LoRa Shield.
182 -
183 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
184 -
185 -[[image:image-20220602161935-10.png]]
186 -
187 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
188 -
189 -example: AT+SENDB=01,02,8,05820802581ea0a5
190 -
191 -[[image:image-20220602162157-11.png]]
192 -
193 -Check to see if TTN received the message
194 -
195 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
196 -
197 197  == Example Send & Get Messages via LoRaWAN in RPi ==
198 198  
199 -Connect the LA66 LoRa Shield to the RPI
171 +=== Install USB Driver ===
200 200  
201 -[[image:image-20220602153333-4.png]]
202 -
203 -Log in to the RPI's terminal and connect to the serial port
204 -
205 -[[image:image-20220602153146-3.png]]
206 -
207 -Press the reset switch RST on the LA66 LoRa Shield.
208 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
209 -
210 -[[image:image-20220602154928-5.png]]
211 -
212 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
213 -
214 -example: AT+SENDB=01,02,8,05820802581ea0a5
215 -
216 -[[image:image-20220602160339-6.png]]
217 -
218 -Check to see if TTN received the message
219 -
220 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
221 -
222 222  === Install Minicom ===
223 223  
224 -Enter the following command in the RPI terminal
175 +=== Use AT Command to send an uplink message. ===
225 225  
226 -apt update
177 +=== Send CPU/RAM usage to TTN via a script. ===
227 227  
228 -[[image:image-20220602143155-1.png]]
229 229  
230 -apt install minicom
231 -
232 -[[image:image-20220602143744-2.png]]
233 -
234 -=== Send PC's CPU/RAM usage to TTN via script. ===
235 -
236 -==== Take python as an example： ====
237 -
238 -===== Preconditions: =====
239 -
240 -1.LA66 LoRa Shield works fine
241 -
242 -2.LA66 LoRa Shield is registered with TTN
243 -
244 -===== Steps for usage =====
245 -
246 -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
247 -
248 -[[image:image-20220602114148-1.png]]
249 -
250 -2.Run the script and see the TTN
251 -
252 -[[image:image-20220602115852-3.png]]
253 -
254 -
255 -
256 256  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
257 257  
258 258  
CP210x_Universal_Windows_Driver.zip
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