Last modified by Mengting Qiu on 2024/04/01 17:22
<
From version < 35.1 >
edited by Herong Lu
on 2022/06/02 11:42
To version < 61.1 >
edited by Herong Lu
on 2022/06/02 17:12
>
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128 128  
129 129  ==== Open the upgrade application software ====
130 130  
131 -Software download link：[[click here>>attach:TremoProgrammer_v0.8.rar]]
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/]]
132 132  
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 +
165 165  == Pin Mapping & LED ==
166 166  
167 167  == Example Send & Get Messages via LoRaWAN in PC ==
168 168  
171 +Connect the LA66 LoRa Shield to the PC
172 +
173 +[[image:image-20220602171217-1.png||height="615" width="915"]]
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 +
169 169  == Example Send & Get Messages via LoRaWAN in RPi ==
170 170  
171 -=== Install USB Driver ===
199 +Connect the LA66 LoRa Shield to the RPI
172 172  
201 +[[image:image-20220602171233-2.png||height="592" width="881"]]
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 +
173 173  === Install Minicom ===
174 174  
175 -=== Use AT Command to send an uplink message. ===
224 +Enter the following command in the RPI terminal
176 176  
177 -=== Send CPU/RAM usage to TTN via a script. ===
226 +apt update
178 178  
228 +[[image:image-20220602143155-1.png]]
179 179  
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 +
180 180  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
181 181  
182 182  
TremoProgrammer_v0.8.rar
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