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...	...	@@ -152,7 +152,7 @@
152	152	TXD  <-> TXD
153	153	RXD  <-> RXD**
154	154
155		-Put a jumper cap on JP6 of LA66 LoRaWAN Shield.
	155	+Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
156	156
157	157	Connect USB TTL Adapter to PC after connecting the wires
158	158
...	...	@@ -172,20 +172,24 @@
172	172	[[image:image-20220602104701-12.png||height="285" width="600"]]
173	173
174	174
175		-==== Open the Upgrade tool (Tremo Programmer) in PC ====
	175	+==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
176	176
177		-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/]]
	177	+**~1. 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/]]**
178	178
179	179	[[image:image-20220602103227-6.png]]
180	180
181	181	[[image:image-20220602103357-7.png]]
182	182
183		-===== Select the COM port corresponding to USB TTL =====
184	184
	184	+(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
	185	+**2. Select the COM port corresponding to USB TTL**
	186	+
185	185	[[image:image-20220602103844-8.png]]
186	186
187		-===== Select the bin file to burn =====
188	188
	190	+(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
	191	+**3. Select the bin file to burn**
	192	+
189	189	[[image:image-20220602104144-9.png]]
190	190
191	191	[[image:image-20220602104251-10.png]]
...	...	@@ -192,16 +192,22 @@
192	192
193	193	[[image:image-20220602104402-11.png]]
194	194
195		-===== Click to start the download =====
196	196
	200	+(% class="wikigeneratedid" id="HClicktostartthedownload" %)
	201	+**4. Click to start the download**
	202	+
197	197	[[image:image-20220602104923-13.png]]
198	198
199		-===== The following figure appears to prove that the burning is in progress =====
200	200
	206	+(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
	207	+**5. Check update process**
	208	+
201	201	[[image:image-20220602104948-14.png]]
202	202
203		-===== The following picture appears to prove that the burning is successful =====
204	204
	212	+(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
	213	+**The following picture shows that the burning is successful**
	214	+
205	205	[[image:image-20220602105251-15.png]]
206	206
207	207
...	...	@@ -226,7 +226,6 @@
226	226	* LA66 LoRaWAN Shield x 1
227	227	* RF Antenna x 1
228	228
229		-
230	230	= LA66 USB LoRaWAN Adapter =
231	231
232	232	== Overview ==
...	...	@@ -269,37 +269,46 @@
269	269
270	270	== Example Send & Get Messages via LoRaWAN in PC ==
271	271
272		-Connect the LA66 LoRa Shield to the PC
	281	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
273	273
274		-[[image:image-20220602171217-1.png||height="615" width="915"]]
	283	+~1. Connect the LA66 USB LoRaWAN adapter to PC
275	275
	285	+[[image:image-20220602171217-1.png||height="538" width="800"]]
	286	+
276	276	Open the serial port tool
277	277
278	278	[[image:image-20220602161617-8.png]]
279	279
280		-[[image:image-20220602161718-9.png||height="529" width="927"]]
	291	+[[image:image-20220602161718-9.png||height="457" width="800"]]
281	281
282		-Press the reset switch RST on the LA66 LoRa Shield.
283	283
284		-The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
	294	+2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
285	285
286		-[[image:image-20220602161935-10.png]]
	296	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
287	287
288		-send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	298	+[[image:image-20220602161935-10.png||height="498" width="800"]]
289	289
	300	+
	301	+3. See Uplink Command
	302	+
	303	+Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	304	+
290	290	example: AT+SENDB=01,02,8,05820802581ea0a5
291	291
292		-[[image:image-20220602162157-11.png]]
	307	+[[image:image-20220602162157-11.png||height="497" width="800"]]
293	293
294		-Check to see if TTN received the message
295	295
296		-[[image:image-20220602162331-12.png||height="547" width="1044"]]
	310	+4. Check to see if TTN received the message
297	297
	312	+[[image:image-20220602162331-12.png||height="420" width="800"]]
	313	+
	314	+
	315	+
298	298	== Example Send & Get Messages via LoRaWAN in RPi ==
299	299
300		-Connect the LA66 LoRa Shield to the RPI
	318	+Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
301	301
302		-[[image:image-20220602171233-2.png||height="592" width="881"]]
	320	+[[image:image-20220602171233-2.png||height="538" width="800"]]
303	303
304	304	Log in to the RPI's terminal and connect to the serial port
305	305
...	...	@@ -379,4 +379,7 @@
379	379
380	380	* LA66 USB LoRaWAN Adapter x 1
381	381
382		-
	400	+= Reference =
	401	+
	402	+* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
	403	+