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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
...	...	@@ -278,37 +278,46 @@
278	278
279	279	== Example Send & Get Messages via LoRaWAN in PC ==
280	280
281		-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.
282	282
283		-[[image:image-20220602171217-1.png||height="615" width="915"]]
	283	+~1. Connect the LA66 USB LoRaWAN adapter to PC
284	284
	285	+[[image:image-20220602171217-1.png||height="538" width="800"]]
	286	+
285	285	Open the serial port tool
286	286
287	287	[[image:image-20220602161617-8.png]]
288	288
289		-[[image:image-20220602161718-9.png||height="529" width="927"]]
	291	+[[image:image-20220602161718-9.png||height="457" width="800"]]
290	290
291		-Press the reset switch RST on the LA66 LoRa Shield.
292	292
293		-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.
294	294
295		-[[image:image-20220602161935-10.png]]
	296	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
296	296
297		-send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	298	+[[image:image-20220602161935-10.png||height="498" width="800"]]
298	298
	300	+
	301	+3. See Uplink Command
	302	+
	303	+Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	304	+
299	299	example: AT+SENDB=01,02,8,05820802581ea0a5
300	300
301		-[[image:image-20220602162157-11.png]]
	307	+[[image:image-20220602162157-11.png||height="497" width="800"]]
302	302
303		-Check to see if TTN received the message
304	304
305		-[[image:image-20220602162331-12.png||height="547" width="1044"]]
	310	+4. Check to see if TTN received the message
306	306
	312	+[[image:image-20220602162331-12.png||height="420" width="800"]]
	313	+
	314	+
	315	+
307	307	== Example Send & Get Messages via LoRaWAN in RPi ==
308	308
309		-Connect the LA66 LoRa Shield to the RPI
	318	+Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
310	310
311		-[[image:image-20220602171233-2.png||height="592" width="881"]]
	320	+[[image:image-20220602171233-2.png||height="538" width="800"]]
312	312
313	313	Log in to the RPI's terminal and connect to the serial port
314	314
...	...	@@ -388,4 +388,7 @@
388	388
389	389	* LA66 USB LoRaWAN Adapter x 1
390	390
391		-
	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	+