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Details

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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-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		-
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-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		-
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
227		-
228		-[[image:image-20220602143155-1.png]]
229		-
230		-apt install minicom
231		-
232		-[[image:image-20220602143744-2.png]]
233		-
234	234	=== Send PC's CPU/RAM usage to TTN via script. ===
235	235
236	236	==== Take python as an example： ====
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237	237
238	238	===== Preconditions: =====
239	239
240		-1.LA66 USB LoRaWAN Adapter works fine
	183	+1.LA66 LoRa Shield works fine
241	241
242		-2.LA66 USB LoRaWAN Adapter  is registered with TTN
	185	+2.LA66 LoRa Shield is registered with TTN
243	243
244	244	===== Steps for usage =====
245	245
246		-1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	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
247	247
	191	+[[image:image-20220602114148-1.png]]
	192	+
248	248	2.Run the script and see the TTN
249	249
250	250	[[image:image-20220602115852-3.png]]
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255	255
256	256
257	257	== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
258		-
259		-

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