<
From version < 33.1 >
edited by Herong Lu
on 2022/06/02 11:11
To version < 54.1 >
edited by Herong Lu
on 2022/06/02 16:17
>
Change comment: Uploaded new attachment "image-20220602161718-9.png", version {1}

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128 128  
129 129  ==== Open the upgrade application software ====
130 130  
131 -放个烧录软件的下载链接
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 ==
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168 168  
169 169  == Example Send & Get Messages via LoRaWAN in RPi ==
170 170  
171 -=== Install USB Driver ===
173 +Connect the LA66 LoRa Shield to the RPI
172 172  
175 +[[image:image-20220602153333-4.png]]
176 +
177 +Log in to the RPI's terminal and connect to the serial port
178 +
179 +[[image:image-20220602153146-3.png]]
180 +
181 +Press the reset switch RST on the LA66 LoRa Shield.
182 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
183 +
184 +[[image:image-20220602154928-5.png]]
185 +
186 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
187 +
188 +example: AT+SENDB=01,02,8,05820802581ea0a5
189 +
190 +[[image:image-20220602160339-6.png]]
191 +
192 +Check to see if TTN received the message
193 +
194 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
195 +
173 173  === Install Minicom ===
174 174  
198 +Enter the following command in the RPI terminal
199 +
200 +apt update
201 +
202 +[[image:image-20220602143155-1.png]]
203 +
204 +apt install minicom
205 +
206 +[[image:image-20220602143744-2.png]]
207 +
175 175  === Use AT Command to send an uplink message. ===
176 176  
177 -=== Send CPU/RAM usage to TTN via a script. ===
210 +=== Send PC's CPU/RAM usage to TTN via script. ===
178 178  
212 +==== Take python as an example: ====
179 179  
214 +===== Preconditions: =====
215 +
216 +1.LA66 LoRa Shield works fine
217 +
218 +2.LA66 LoRa Shield is registered with TTN
219 +
220 +===== Steps for usage =====
221 +
222 +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
223 +
224 +[[image:image-20220602114148-1.png]]
225 +
226 +2.Run the script and see the TTN
227 +
228 +[[image:image-20220602115852-3.png]]
229 +
230 +
231 +
180 180  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
181 181  
182 182  
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