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316		-== Example Send & Get Messages via LoRaWAN in RPi ==
	316	+= (% id="cke_bm_637361S" style="display:none" %) (%%)Example: Send PC's CPU/RAM usage to TTN via python =
317	317
318		-Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
	318	+(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
	319	+**Use python as an example：**
319	319
320		-[[image:image-20220602171233-2.png||height="538" width="800"]]
	321	+(% class="wikigeneratedid" id="HPreconditions:" %)
	322	+**Preconditions:**
321	321
322		-Log in to the RPI's terminal and connect to the serial port
	324	+1.LA66 USB LoRaWAN Adapter works fine
323	323
324		-[[image:image-20220602153146-3.png]]
	326	+2.LA66 USB LoRaWAN Adapter  is registered with TTN
325	325
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
	328	+(% class="wikigeneratedid" id="HStepsforusage" %)
	329	+**Steps for usage**
328	328
329		-[[image:image-20220602154928-5.png]]
	331	+1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
330	330
331		-send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	333	+2.Run the python script in PC and see the TTN
332	332
333		-example: AT+SENDB=01,02,8,05820802581ea0a5
	335	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
334	334
335		-[[image:image-20220602160339-6.png]]
336	336
337		-Check to see if TTN received the message
338	338
339		-[[image:image-20220602160627-7.png||height="468" width="1013"]]
	339	+== Example Send & Get Messages via LoRaWAN in RPi ==
340	340
341		-=== Install Minicom ===
	341	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
342	342
343		-Enter the following command in the RPI terminal
	343	+~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
344	344
345		-apt update
	345	+[[image:image-20220602171233-2.png||height="538" width="800"]]
346	346
347		-[[image:image-20220602143155-1.png]]
348	348
349		-apt install minicom
	348	+2. Install Minicom in RPi.
350	350
351		-[[image:image-20220602143744-2.png]]
	350	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
352	352
353		-=== Send PC's CPU/RAM usage to TTN via script. ===
	352	+(% class="mark" %)apt update
354	354
355		-==== Take python as an example： ====
	354	+(% class="mark" %)apt install minicom
356	356
357		-===== Preconditions: =====
358	358
359		-1.LA66 USB LoRaWAN Adapter works fine
	357	+Use minicom to connect to the RPI's terminal
360	360
361		-2.LA66 USB LoRaWAN Adapter  is registered with TTN
	359	+[[image:image-20220602153146-3.png||height="439" width="500"]]
362	362
363		-===== Steps for usage =====
364	364
365		-1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	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
366	366
367		-2.Run the script and see the TTN
	365	+[[image:image-20220602154928-5.png||height="436" width="500"]]
368	368
369		-[[image:image-20220602115852-3.png]]
370	370
	368	+4. Send Uplink message
371	371
	370	+Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
372	372
	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	+
373	373	== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
374	374
375	375
...	...	@@ -401,3 +401,4 @@
401	401
402	402	* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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	413	+