Changes for page LA66 USB LoRaWAN Adapter User Manual

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Details

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Title

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1		-LA66 USB LoRaWAN Adapter User Manual
	1	+LA66 LoRaWAN Module

Content

...	...	@@ -6,63 +6,110 @@
6	6
7	7
8	8
	9	+= 1.  LA66 LoRaWAN Module =
9	9
10	10
11		-= 1.  LA66 USB LoRaWAN Adapter =
	12	+== 1.1  What is LA66 LoRaWAN Module ==
12	12
13	13
14		-== 1.1  Overview ==
	15	+(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
15	15
	17	+(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
16	16
17		-[[image:image-20220715001142-3.png||height="145" width="220"]]
18		-
19		-
20		-(((
21		-(% style="color:blue" %)**LA66 USB LoRaWAN Adapter**(%%) is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
22		-)))
23		-
24		-(((
25		-(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
26		-)))
27		-
28		-(((
29	29	Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
30		-)))
31	31
32		-(((
33	33	Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
34		-)))
35	35
36		-(((
37	37	LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
38		-)))
39	39
40	40
41		-
42	42	== 1.2  Features ==
43	43
44		-
45		-* LoRaWAN USB adapter base on LA66 LoRaWAN module
46		-* Ultra-long RF range
47	47	* Support LoRaWAN v1.0.4 protocol
48	48	* Support peer-to-peer protocol
49	49	* TCXO crystal to ensure RF performance on low temperature
50		-* Spring RF antenna
	31	+* SMD Antenna pad and i-pex antenna connector
51	51	* Available in different frequency LoRaWAN frequency bands.
52	52	* World-wide unique OTAA keys.
53	53	* AT Command via UART-TTL interface
54	54	* Firmware upgradable via UART interface
55		-* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
	36	+* Ultra-long RF range
56	56
57	57
58		-
59	59	== 1.3  Specification ==
60	60
	41	+* CPU: 32-bit 48 MHz
	42	+* Flash: 256KB
	43	+* RAM: 64KB
	44	+* Input Power Range: 1.8v ~~ 3.7v
	45	+* Power Consumption: < 4uA.
	46	+* Frequency Range: 150 MHz ~~ 960 MHz
	47	+* Maximum Power +22 dBm constant RF output
	48	+* High sensitivity: -148 dBm
	49	+* Temperature:
	50	+** Storage: -55 ~~ +125℃
	51	+** Operating: -40 ~~ +85℃
	52	+* Humidity:
	53	+** Storage: 5 ~~ 95% (Non-Condensing)
	54	+** Operating: 10 ~~ 95% (Non-Condensing)
	55	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	56	+* LoRa Rx current: <9 mA
	57	+* I/O Voltage: 3.3v
61	61
	59	+
	60	+== 1.4  AT Command ==
	61	+
	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.
	63	+
	64	+
	65	+== 1.5  Dimension ==
	66	+
	67	+[[image:image-20220517072526-1.png]]
	68	+
	69	+
	70	+
	71	+== 1.6  Pin Mapping ==
	72	+
	73	+
	74	+[[image:image-20220523101537-1.png]]
	75	+
	76	+
	77	+
	78	+== 1.7  Land Pattern ==
	79	+
	80	+[[image:image-20220517072821-2.png]]
	81	+
	82	+
	83	+
	84	+= 2.  LA66 LoRaWAN Shield =
	85	+
	86	+
	87	+== 2.1  Overview ==
	88	+
	89	+LA66 LoRaWAN Shield is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
	90	+
	91	+
	92	+== 2.2  Features ==
	93	+
	94	+* Arduino Shield base on LA66 LoRaWAN module
	95	+* Support LoRaWAN v1.0.4 protocol
	96	+* Support peer-to-peer protocol
	97	+* TCXO crystal to ensure RF performance on low temperature
	98	+* SMA connector
	99	+* Available in different frequency LoRaWAN frequency bands.
	100	+* World-wide unique OTAA keys.
	101	+* AT Command via UART-TTL interface
	102	+* Firmware upgradable via UART interface
	103	+* Ultra-long RF range
	104	+
	105	+
	106	+== 2.3  Specification ==
	107	+
62	62	* CPU: 32-bit 48 MHz
63	63	* Flash: 256KB
64	64	* RAM: 64KB
65		-* Input Power Range: 5v
	111	+* Input Power Range: 1.8v ~~ 3.7v
	112	+* Power Consumption: < 4uA.
66	66	* Frequency Range: 150 MHz ~~ 960 MHz
67	67	* Maximum Power +22 dBm constant RF output
68	68	* High sensitivity: -148 dBm
...	...	@@ -74,277 +74,314 @@
74	74	** Operating: 10 ~~ 95% (Non-Condensing)
75	75	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
76	76	* LoRa Rx current: <9 mA
	124	+* I/O Voltage: 3.3v
77	77
78	78
	127	+== 2.4  Pin Mapping & LED ==
79	79
80		-== 1.4  Pin Mapping & LED ==
81	81
82		-[[image:image-20220813183239-3.png||height="526" width="662"]]
83	83
	131	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
84	84
85	85
86		-== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
87	87
	135	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
88	88
89		-(((
90		-Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
91		-)))
92	92
93	93
94		-(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
	139	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
95	95
96	96
97		-[[image:image-20220723100027-1.png]]
98	98
	143	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
99	99
100		-Open the serial port tool
101	101
102		-[[image:image-20220602161617-8.png]]
	146	+=== 2.8.1  Items needed for update ===
103	103
104		-[[image:image-20220602161718-9.png||height="457" width="800"]]
	148	+1. LA66 LoRaWAN Shield
	149	+1. Arduino
	150	+1. USB TO TTL Adapter
105	105
	152	+[[image:image-20220602100052-2.png||height="385" width="600"]]
106	106
107	107
108		-(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
	155	+=== 2.8.2  Connection ===
109	109
110		-The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
111	111
	158	+[[image:image-20220602101311-3.png||height="276" width="600"]]
112	112
113		-[[image:image-20220602161935-10.png||height="498" width="800"]]
114	114
	161	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
115	115
	163	+(% style="background-color:yellow" %)**GND  <-> GND
	164	+TXD  <->  TXD
	165	+RXD  <->  RXD**
116	116
117		-(% style="color:blue" %)**3. See Uplink Command**
118	118
119		-Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	168	+Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
120	120
121		-example: AT+SENDB=01,02,8,05820802581ea0a5
	170	+Connect USB TTL Adapter to PC after connecting the wires
122	122
123		-[[image:image-20220602162157-11.png||height="497" width="800"]]
124	124
	173	+[[image:image-20220602102240-4.png||height="304" width="600"]]
125	125
126	126
127		-(% style="color:blue" %)**4. Check to see if TTN received the message**
	176	+=== 2.8.3  Upgrade steps ===
128	128
129		-[[image:image-20220817084532-1.jpeg||height="563" width="1076"]]
130	130
	179	+==== 1.  Switch SW1 to put in ISP position ====
131	131
132	132
133		-== 1.6  Example: Send PC's CPU/RAM usage to TTN via python ==
	182	+[[image:image-20220602102824-5.png||height="306" width="600"]]
134	134
135	135
136		-**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]]
137	137
138		-(**Raspberry Pi example: **[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]])
	186	+==== 2.  Press the RST switch once ====
139	139
140		-(% style="color:red" %)**Preconditions:**
141	141
142		-(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
	189	+[[image:image-20220602104701-12.png||height="285" width="600"]]
143	143
144		-(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
145	145
146	146
	193	+==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
147	147
148		-(% style="color:blue" %)**Steps for usage:**
149	149
150		-(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	196	+(% style="color:blue" %)**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/]]**
151	151
152		-(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
153	153
154		-[[image:image-20220602115852-3.png||height="450" width="1187"]]
	199	+[[image:image-20220602103227-6.png]]
155	155
156	156
	202	+[[image:image-20220602103357-7.png]]
157	157
158		-== 1.7  Example: Send & Get Messages via LoRaWAN in RPi ==
159	159
160	160
161		-Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	206	+(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
	207	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
162	162
163	163
164		-(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
	210	+[[image:image-20220602103844-8.png]]
165	165
166		-[[image:image-20220723100439-2.png]]
167	167
168	168
	214	+(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
	215	+(% style="color:blue" %)**3. Select the bin file to burn**
169	169
170		-(% style="color:blue" %)**2. Install Minicom in RPi.**
171	171
172		-(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
	218	+[[image:image-20220602104144-9.png]]
173	173
174		- (% style="background-color:yellow" %)**apt update**
175	175
176		- (% style="background-color:yellow" %)**apt install minicom**
	221	+[[image:image-20220602104251-10.png]]
177	177
178	178
179		-Use minicom to connect to the RPI's terminal
	224	+[[image:image-20220602104402-11.png]]
180	180
181		-[[image:image-20220602153146-3.png||height="439" width="500"]]
182	182
183	183
	228	+(% class="wikigeneratedid" id="HClicktostartthedownload" %)
	229	+(% style="color:blue" %)**4. Click to start the download**
184	184
185		-(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	231	+[[image:image-20220602104923-13.png]]
186	186
187		-The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
188	188
189	189
190		-[[image:image-20220602154928-5.png||height="436" width="500"]]
	235	+(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
	236	+(% style="color:blue" %)**5. Check update process**
191	191
192	192
	239	+[[image:image-20220602104948-14.png]]
193	193
194		-(% style="color:blue" %)**4. Send Uplink message**
195	195
196		-Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
197	197
198		-example: AT+SENDB=01,02,8,05820802581ea0a5
	243	+(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
	244	+(% style="color:blue" %)**The following picture shows that the burning is successful**
199	199
	246	+[[image:image-20220602105251-15.png]]
200	200
201		-[[image:image-20220602160339-6.png||height="517" width="600"]]
202	202
203	203
	250	+= 3.  LA66 USB LoRaWAN Adapter =
204	204
205		-Check to see if TTN received the message
206	206
207		-[[image:image-20220602160627-7.png||height="369" width="800"]]
	253	+== 3.1  Overview ==
208	208
	255	+LA66 USB LoRaWAN Adapter is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
209	209
210	210
211		-== 1.8  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
	258	+== 3.2  Features ==
212	212
	260	+* LoRaWAN USB adapter base on LA66 LoRaWAN module
	261	+* Ultra-long RF range
	262	+* Support LoRaWAN v1.0.4 protocol
	263	+* Support peer-to-peer protocol
	264	+* TCXO crystal to ensure RF performance on low temperature
	265	+* Spring RF antenna
	266	+* Available in different frequency LoRaWAN frequency bands.
	267	+* World-wide unique OTAA keys.
	268	+* AT Command via UART-TTL interface
	269	+* Firmware upgradable via UART interface
213	213
214		-=== 1.8.1  Hardware and Software Connection ===
215	215
	272	+== 3.3  Specification ==
216	216
	274	+* CPU: 32-bit 48 MHz
	275	+* Flash: 256KB
	276	+* RAM: 64KB
	277	+* Input Power Range: 5v
	278	+* Frequency Range: 150 MHz ~~ 960 MHz
	279	+* Maximum Power +22 dBm constant RF output
	280	+* High sensitivity: -148 dBm
	281	+* Temperature:
	282	+** Storage: -55 ~~ +125℃
	283	+** Operating: -40 ~~ +85℃
	284	+* Humidity:
	285	+** Storage: 5 ~~ 95% (Non-Condensing)
	286	+** Operating: 10 ~~ 95% (Non-Condensing)
	287	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	288	+* LoRa Rx current: <9 mA
217	217
218		-==== (% style="color:blue" %)**Overview：**(%%) ====
219	219
	291	+== 3.4  Pin Mapping & LED ==
220	220
221		-(((
222		-DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
223	223
224		-* Send real-time location information of mobile phone to LoRaWAN network.
225		-* Check LoRaWAN network signal strengh.
226		-* Manually send messages to LoRaWAN network.
227		-)))
228	228
	295	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
229	229
230	230
	298	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
231	231
232		-==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
233	233
234		-A USB to Type-C adapter is needed to connect to a Mobile phone.
	301	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
235	235
236		-Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
237	237
238		-[[image:image-20220813174353-2.png||height="360" width="313"]]
	304	+[[image:image-20220602171217-1.png||height="538" width="800"]]
239	239
240	240
	307	+Open the serial port tool
241	241
242		-==== (% style="color:blue" %)**Download and Install App:**(%%) ====
	309	+[[image:image-20220602161617-8.png]]
243	243
244		-[[(% id="cke_bm_895007S" style="display:none" %)** **(%%)**Download Link for Android apk **>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]].  (Android Version Only)
	311	+[[image:image-20220602161718-9.png||height="457" width="800"]]
245	245
246		-[[image:image-20220813173738-1.png]]
247	247
248	248
	315	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
249	249
250		-==== (% style="color:blue" %)**Use of APP:**(%%) ====
	317	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
251	251
252		-Function and page introduction
253	253
254		-[[image:image-20220723113448-7.png||height="995" width="450"]]
	320	+[[image:image-20220602161935-10.png||height="498" width="800"]]
255	255
256		-**Block Explain:**
257	257
258		-1.  Display LA66 USB LoRaWAN Module connection status
259	259
260		-2.  Check and reconnect
	324	+(% style="color:blue" %)**3. See Uplink Command**
261	261
262		-3.  Turn send timestamps on or off
	326	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
263	263
264		-4.  Display LoRaWan connection status
	328	+example: AT+SENDB=01,02,8,05820802581ea0a5
265	265
266		-5.  Check LoRaWan connection status
	330	+[[image:image-20220602162157-11.png||height="497" width="800"]]
267	267
268		-6.  The RSSI value of the node when the ACK is received
269	269
270		-7.  Node's Signal Strength Icon
271	271
272		-8.  Configure Location Uplink Interval
	334	+(% style="color:blue" %)**4. Check to see if TTN received the message**
273	273
274		-9.  AT command input box
	336	+[[image:image-20220602162331-12.png||height="420" width="800"]]
275	275
276		-10.  Send Button:  Send input box info to LA66 USB Adapter
277	277
278		-11.  Output Log from LA66 USB adapter
279	279
280		-12.  clear log button
	340	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
281	281
282		-13.  exit button
283	283
	343	+**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]]
284	284
285		-LA66 USB LoRaWAN Module not connected
286	286
287		-[[image:image-20220723110520-5.png||height="677" width="508"]]
	346	+(% style="color:red" %)**Preconditions:**
288	288
	348	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
289	289
	350	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
290	290
291		-Connect LA66 USB LoRaWAN Module
292	292
293		-[[image:image-20220723110626-6.png||height="681" width="511"]]
294	294
	354	+(% style="color:blue" %)**Steps for usage:**
295	295
	356	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
296	296
297		-=== 1.8.2 Send data to TTNv3 and plot location info in Node-Red ===
	358	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
298	298
	360	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
299	299
300		-(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
301	301
302		-[[image:image-20220723134549-8.png]]
303	303
	364	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
304	304
305	305
306		-(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
	367	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
307	307
308		-Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
309	309
310		-For the usage of Node-RED, please refer to: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Node-RED/>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]]
	370	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
311	311
312		-After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
	372	+[[image:image-20220602171233-2.png||height="538" width="800"]]
313	313
314	314
315		-Example output in NodeRed is as below:
316	316
317		-[[image:image-20220723144339-1.png]]
	376	+(% style="color:blue" %)**2. Install Minicom in RPi.**
318	318
	378	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
319	319
	380	+ (% style="background-color:yellow" %)**apt update**
320	320
321		-== 1.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	382	+ (% style="background-color:yellow" %)**apt install minicom**
322	322
323	323
324		-The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
	385	+Use minicom to connect to the RPI's terminal
325	325
326		-Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect)
	387	+[[image:image-20220602153146-3.png||height="439" width="500"]]
327	327
328		-[[image:image-20220723150132-2.png]]
329	329
330	330
	391	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
331	331
332		-= 2.  FAQ =
	393	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
333	333
334	334
335		-== 2.1  How to Compile Source Code for LA66? ==
	396	+[[image:image-20220602154928-5.png||height="436" width="500"]]
336	336
337	337
338		-Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
339	339
	400	+(% style="color:blue" %)**4. Send Uplink message**
340	340
	402	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
341	341
342		-= 3.  Order Info =
	404	+example: AT+SENDB=01,02,8,05820802581ea0a5
343	343
344	344
345		-**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	407	+[[image:image-20220602160339-6.png||height="517" width="600"]]
346	346
347	347
	410	+
	411	+Check to see if TTN received the message
	412	+
	413	+[[image:image-20220602160627-7.png||height="369" width="800"]]
	414	+
	415	+
	416	+
	417	+== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
	418	+
	419	+
	420	+
	421	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	422	+
	423	+
	424	+
	425	+
	426	+= 4.  Order Info =
	427	+
	428	+
	429	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	430	+
	431	+
348	348	(% style="color:blue" %)**XXX**(%%): The default frequency band
349	349
350	350	* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
...	...	@@ -359,7 +359,8 @@
359	359
360	360
361	361
362		-= 4.  Reference =
	446	+= 5.  Reference =
363	363
	448	+* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
364	364
365		-* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
	450	+

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