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...	...	@@ -37,6 +37,7 @@
37	37	* Firmware upgradable via UART interface
38	38	* Ultra-long RF range
39	39
	40	+
40	40	== 1.3  Specification ==
41	41
42	42	* CPU: 32-bit 48 MHz
...	...	@@ -57,6 +57,7 @@
57	57	* LoRa Rx current: <9 mA
58	58	* I/O Voltage: 3.3v
59	59
	61	+
60	60	== 1.4  AT Command ==
61	61
62	62	AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
...	...	@@ -102,6 +102,7 @@
102	102	* Firmware upgradable via UART interface
103	103	* Ultra-long RF range
104	104
	107	+
105	105	== 2.3  Specification ==
106	106
107	107	* CPU: 32-bit 48 MHz
...	...	@@ -122,6 +122,7 @@
122	122	* LoRa Rx current: <9 mA
123	123	* I/O Voltage: 3.3v
124	124
	128	+
125	125	== 2.4  Pin Mapping & LED ==
126	126
127	127
...	...	@@ -263,7 +263,7 @@
263	263	* AT Command via UART-TTL interface
264	264	* Firmware upgradable via UART interface
265	265
266		-== 3.3  Specification ==
	270	+== Specification ==
267	267
268	268	* CPU: 32-bit 48 MHz
269	269	* Flash: 256KB
...	...	@@ -281,22 +281,16 @@
281	281	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
282	282	* LoRa Rx current: <9 mA
283	283
284		-== 3.4  Pin Mapping & LED ==
	288	+== Pin Mapping & LED ==
285	285
	290	+== Example Send & Get Messages via LoRaWAN in PC ==
286	286
287		-
288		-== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
289		-
290		-
291	291	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
292	292
	294	+~1. Connect the LA66 USB LoRaWAN adapter to PC
293	293
294		-(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
295		-
296		-
297	297	[[image:image-20220602171217-1.png||height="538" width="800"]]
298	298
299		-
300	300	Open the serial port tool
301	301
302	302	[[image:image-20220602161617-8.png]]
...	...	@@ -304,52 +304,47 @@
304	304	[[image:image-20220602161718-9.png||height="457" width="800"]]
305	305
306	306
	305	+2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
307	307
308		-(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
309		-
310	310	The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
311	311
312		-
313	313	[[image:image-20220602161935-10.png||height="498" width="800"]]
314	314
315	315
	312	+3. See Uplink Command
316	316
317		-(% style="color:blue" %)**3. See Uplink Command**
	314	+Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
318	318
319		-Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
320		-
321	321	example: AT+SENDB=01,02,8,05820802581ea0a5
322	322
323	323	[[image:image-20220602162157-11.png||height="497" width="800"]]
324	324
325	325
	321	+4. Check to see if TTN received the message
326	326
327		-(% style="color:blue" %)**4. Check to see if TTN received the message**
328		-
329	329	[[image:image-20220602162331-12.png||height="420" width="800"]]
330	330
331	331
332	332
333		-== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
	327	+== Example:Send PC's CPU/RAM usage to TTN via python ==
334	334
335		-
	329	+(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
336	336	**Use python as an example：**[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py]]
337	337
	332	+(% class="wikigeneratedid" id="HPreconditions:" %)
	333	+**Preconditions:**
338	338
339		-(% style="color:red" %)**Preconditions:**
	335	+1.LA66 USB LoRaWAN Adapter works fine
340	340
341		-(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
	337	+2.LA66 USB LoRaWAN Adapter  is registered with TTN
342	342
343		-(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
	339	+(% class="wikigeneratedid" id="HStepsforusage" %)
	340	+**Steps for usage**
344	344
	342	+1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
345	345
	344	+2.Run the python script in PC and see the TTN
346	346
347		-(% style="color:blue" %)**Steps for usage:**
348		-
349		-(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
350		-
351		-(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
352		-
353	353	[[image:image-20220602115852-3.png||height="450" width="1187"]]
354	354
355	355