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316		-== Example: Send PC's CPU/RAM usage to TTN via python ==
	316	+== Example Send & Get Messages via LoRaWAN in RPi ==
317	317
318		-(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
319		-**Use python as an example：**
	318	+Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
320	320
321		-(% class="wikigeneratedid" id="HPreconditions:" %)
322		-**Preconditions:**
	320	+[[image:image-20220602171233-2.png||height="538" width="800"]]
323	323
324		-1.LA66 USB LoRaWAN Adapter works fine
	322	+Log in to the RPI's terminal and connect to the serial port
325	325
326		-2.LA66 USB LoRaWAN Adapter  is registered with TTN
	324	+[[image:image-20220602153146-3.png]]
327	327
328		-(% class="wikigeneratedid" id="HStepsforusage" %)
329		-**Steps for usage**
	326	+Press the reset switch RST on the LA66 LoRa Shield.
	327	+The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
330	330
331		-1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	329	+[[image:image-20220602154928-5.png]]
332	332
333		-2.Run the python script in PC and see the TTN
	331	+send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
334	334
335		-[[image:image-20220602115852-3.png||height="450" width="1187"]]
	333	+example: AT+SENDB=01,02,8,05820802581ea0a5
336	336
	335	+[[image:image-20220602160339-6.png]]
337	337
	337	+Check to see if TTN received the message
338	338
339		-== Example Send & Get Messages via LoRaWAN in RPi ==
	339	+[[image:image-20220602160627-7.png||height="468" width="1013"]]
340	340
341		-Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	341	+=== Install Minicom ===
342	342
343		-~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
	343	+Enter the following command in the RPI terminal
344	344
345		-[[image:image-20220602171233-2.png||height="538" width="800"]]
	345	+apt update
346	346
	347	+[[image:image-20220602143155-1.png]]
347	347
348		-2. Install Minicom in RPi.
	349	+apt install minicom
349	349
350		-(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
	351	+[[image:image-20220602143744-2.png]]
351	351
352		-(% class="mark" %)apt update
	353	+=== Send PC's CPU/RAM usage to TTN via script. ===
353	353
354		-(% class="mark" %)apt install minicom
	355	+==== Take python as an example： ====
355	355
	357	+===== Preconditions: =====
356	356
357		-Use minicom to connect to the RPI's terminal
	359	+1.LA66 USB LoRaWAN Adapter works fine
358	358
359		-[[image:image-20220602153146-3.png||height="439" width="500"]]
	361	+2.LA66 USB LoRaWAN Adapter  is registered with TTN
360	360
	363	+===== Steps for usage =====
361	361
362		-3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
363		-The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
	365	+1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
364	364
365		-[[image:image-20220602154928-5.png||height="436" width="500"]]
	367	+2.Run the script and see the TTN
366	366
	369	+[[image:image-20220602115852-3.png]]
367	367
368		-4. Send Uplink message
369	369
370		-Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
371	371
372		-example: AT+SENDB=01,02,8,05820802581ea0a5
373		-
374		-[[image:image-20220602160339-6.png||height="517" width="600"]]
375		-
376		-Check to see if TTN received the message
377		-
378		-[[image:image-20220602160627-7.png||height="369" width="800"]]
379		-
380		-
381		-
382	382	== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
383	383
384	384
...	...	@@ -410,4 +410,3 @@
410	410
411	411	* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
412	412
413		-