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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	199	Connect the LA66 LoRa Shield to the RPI
200	200
201		-[[image:image-20220602171233-2.png||height="592" width="881"]]
	175	+[[image:image-20220602153333-4.png]]
202	202
203	203	Log in to the RPI's terminal and connect to the serial port
204	204
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231	231
232	232	[[image:image-20220602143744-2.png]]
233	233
	208	+=== Use AT Command to send an uplink message. ===
	209	+
234	234	=== Send PC's CPU/RAM usage to TTN via script. ===
235	235
236	236	==== Take python as an example： ====
...	...	@@ -237,14 +237,16 @@
237	237
238	238	===== Preconditions: =====
239	239
240		-1.LA66 USB LoRaWAN Adapter works fine
	216	+1.LA66 LoRa Shield works fine
241	241
242		-2.LA66 USB LoRaWAN Adapter  is registered with TTN
	218	+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
	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
247	247
	224	+[[image:image-20220602114148-1.png]]
	225	+
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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1		-XWiki.Lu

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