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Last modified by Xiaoling on 2025/02/07 16:37
From version 151.1
edited by Bei Jinggeng
on 2022/09/09 15:00
Change comment: There is no comment for this version
To version 100.3
edited by Xiaoling
on 2022/07/19 11:41
Change comment: There is no comment for this version

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Title
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1 -LA66 USB LoRaWAN Adapter User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -6,26 +6,34 @@
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 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
15 15  
20 +(((
21 +
22 +)))
16 16  
17 -[[image:image-20220715001142-3.png||height="145" width="220"]]
18 -
19 -
20 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.
25 +(% 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.
22 22  )))
27 +)))
23 23  
24 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.
30 +(((
31 +(% 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.
26 26  )))
33 +)))
27 27  
28 28  (((
36 +(((
29 29  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
30 30  )))
31 31  
... ... @@ -32,35 +32,37 @@
32 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 34  )))
43 +)))
35 35  
36 36  (((
46 +(((
37 37  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
38 38  )))
49 +)))
39 39  
40 40  
41 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
58 +* 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.
63 +* Ultra-long RF range
56 56  
57 -== 1.3  Specification ==
58 58  
59 59  
67 +== 1.3  Specification ==
68 +
60 60  * CPU: 32-bit 48 MHz
61 61  * Flash: 256KB
62 62  * RAM: 64KB
63 -* Input Power Range: 5v
72 +* Input Power Range: 1.8v ~~ 3.7v
73 +* Power Consumption: < 4uA.
64 64  * Frequency Range: 150 MHz ~~ 960 MHz
65 65  * Maximum Power +22 dBm constant RF output
66 66  * High sensitivity: -148 dBm
... ... @@ -72,296 +72,447 @@
72 72  ** Operating: 10 ~~ 95% (Non-Condensing)
73 73  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
74 74  * LoRa Rx current: <9 mA
85 +* I/O Voltage: 3.3v
75 75  
76 -== 1.4  Pin Mapping & LED ==
77 77  
78 78  
79 -[[image:image-20220813183239-3.png||height="526" width="662"]]
89 +== 1.4  AT Command ==
80 80  
81 81  
92 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
82 82  
83 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
84 84  
85 85  
96 +== 1.5  Dimension ==
97 +
98 +[[image:image-20220718094750-3.png]]
99 +
100 +
101 +
102 +
103 +== 1.6  Pin Mapping ==
104 +
105 +
106 +[[image:image-20220719093156-1.png]]
107 +
108 +
109 +
110 +== 1.7  Land Pattern ==
111 +
112 +[[image:image-20220517072821-2.png]]
113 +
114 +
115 +
116 += 2.  LA66 LoRaWAN Shield =
117 +
118 +
119 +== 2.1  Overview ==
120 +
121 +
86 86  (((
87 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
123 +[[image:image-20220715000826-2.png||height="145" width="220"]]
88 88  )))
89 89  
126 +(((
127 +
128 +)))
90 90  
91 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
130 +(((
131 +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.
132 +)))
92 92  
134 +(((
135 +(((
136 +(% 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.
137 +)))
138 +)))
93 93  
94 -[[image:image-20220723100027-1.png]]
140 +(((
141 +(((
142 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
143 +)))
144 +)))
95 95  
146 +(((
147 +(((
148 +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.
149 +)))
150 +)))
96 96  
97 -Open the serial port tool
152 +(((
153 +(((
154 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
155 +)))
156 +)))
98 98  
99 -[[image:image-20220602161617-8.png]]
100 100  
101 -[[image:image-20220602161718-9.png||height="457" width="800"]]
102 102  
160 +== 2.2  Features ==
103 103  
162 +* Arduino Shield base on LA66 LoRaWAN module
163 +* Support LoRaWAN v1.0.4 protocol
164 +* Support peer-to-peer protocol
165 +* TCXO crystal to ensure RF performance on low temperature
166 +* SMA connector
167 +* Available in different frequency LoRaWAN frequency bands.
168 +* World-wide unique OTAA keys.
169 +* AT Command via UART-TTL interface
170 +* Firmware upgradable via UART interface
171 +* Ultra-long RF range
104 104  
105 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
106 106  
107 107  
108 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
175 +== 2.3  Specification ==
109 109  
177 +* CPU: 32-bit 48 MHz
178 +* Flash: 256KB
179 +* RAM: 64KB
180 +* Input Power Range: 1.8v ~~ 3.7v
181 +* Power Consumption: < 4uA.
182 +* Frequency Range: 150 MHz ~~ 960 MHz
183 +* Maximum Power +22 dBm constant RF output
184 +* High sensitivity: -148 dBm
185 +* Temperature:
186 +** Storage: -55 ~~ +125℃
187 +** Operating: -40 ~~ +85℃
188 +* Humidity:
189 +** Storage: 5 ~~ 95% (Non-Condensing)
190 +** Operating: 10 ~~ 95% (Non-Condensing)
191 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
192 +* LoRa Rx current: <9 mA
193 +* I/O Voltage: 3.3v
110 110  
111 -[[image:image-20220602161935-10.png||height="498" width="800"]]
112 112  
113 113  
197 +== 2.4  Pin Mapping & LED ==
114 114  
115 -(% style="color:blue" %)**3. See Uplink Command**
116 116  
117 117  
118 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
201 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
119 119  
120 -example: AT+SENDB=01,02,8,05820802581ea0a5
121 121  
122 -[[image:image-20220602162157-11.png||height="497" width="800"]]
123 123  
205 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
124 124  
125 125  
126 -(% style="color:blue" %)**4. Check to see if TTN received the message**
127 127  
209 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
128 128  
129 -[[image:image-20220817093644-1.png]]
130 130  
131 131  
213 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
132 132  
133 -== 1.6  Example: Send PC's CPU/RAM usage to TTN via python ==
134 134  
216 +=== 2.8.1  Items needed for update ===
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]]
218 +1. LA66 LoRaWAN Shield
219 +1. Arduino
220 +1. USB TO TTL Adapter
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]])
139 139  
140 140  
141 -(% style="color:red" %)**Preconditions:**
224 +[[image:image-20220602100052-2.png||height="385" width="600"]]
142 142  
143 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
144 144  
145 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
227 +=== 2.8.2  Connection ===
146 146  
147 147  
230 +[[image:image-20220602101311-3.png||height="276" width="600"]]
148 148  
149 -(% style="color:blue" %)**Steps for usage:**
150 150  
151 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
233 +(((
234 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
235 +)))
152 152  
153 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
237 +(((
238 +(% style="background-color:yellow" %)**GND  <-> GND
239 +TXD  <->  TXD
240 +RXD  <->  RXD**
241 +)))
154 154  
155 155  
156 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
244 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
157 157  
246 +Connect USB TTL Adapter to PC after connecting the wires
158 158  
159 159  
160 -== 1.7  Example: Send & Get Messages via LoRaWAN in RPi ==
249 +[[image:image-20220602102240-4.png||height="304" width="600"]]
161 161  
162 162  
163 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
252 +=== 2.8.3  Upgrade steps ===
164 164  
165 165  
166 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
255 +==== 1.  Switch SW1 to put in ISP position ====
167 167  
168 168  
169 -[[image:image-20220723100439-2.png]]
258 +[[image:image-20220602102824-5.png||height="306" width="600"]]
170 170  
171 171  
172 172  
173 -(% style="color:blue" %)**2. Install Minicom in RPi.**
262 +==== 2.  Press the RST switch once ====
174 174  
175 175  
176 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
265 +[[image:image-20220602104701-12.png||height="285" width="600"]]
177 177  
178 - (% style="background-color:yellow" %)**apt update**
179 179  
180 - (% style="background-color:yellow" %)**apt install minicom**
181 181  
269 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
182 182  
183 -Use minicom to connect to the RPI's terminal
184 184  
185 -[[image:image-20220602153146-3.png||height="439" width="500"]]
272 +(((
273 +(% 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/]]**
274 +)))
186 186  
187 187  
277 +[[image:image-20220602103227-6.png]]
188 188  
189 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
190 190  
280 +[[image:image-20220602103357-7.png]]
191 191  
192 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
193 193  
194 194  
195 -[[image:image-20220602154928-5.png||height="436" width="500"]]
284 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
285 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
196 196  
197 197  
288 +[[image:image-20220602103844-8.png]]
198 198  
199 -(% style="color:blue" %)**4. Send Uplink message**
200 200  
201 201  
202 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
292 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
293 +(% style="color:blue" %)**3. Select the bin file to burn**
203 203  
204 -example: AT+SENDB=01,02,8,05820802581ea0a5
205 205  
296 +[[image:image-20220602104144-9.png]]
206 206  
207 -[[image:image-20220602160339-6.png||height="517" width="600"]]
208 208  
299 +[[image:image-20220602104251-10.png]]
209 209  
210 210  
211 -Check to see if TTN received the message
302 +[[image:image-20220602104402-11.png]]
212 212  
213 -[[image:image-20220602160627-7.png||height="369" width="800"]]
214 214  
215 215  
306 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
307 +(% style="color:blue" %)**4. Click to start the download**
216 216  
217 -== 1.8  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
309 +[[image:image-20220602104923-13.png]]
218 218  
219 219  
220 -=== 1.8.1  Hardware and Software Connection ===
221 221  
313 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
314 +(% style="color:blue" %)**5. Check update process**
222 222  
223 223  
224 -==== (% style="color:blue" %)**Overview：**(%%) ====
317 +[[image:image-20220602104948-14.png]]
225 225  
226 226  
227 -(((
228 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
229 229  
230 -* Send real-time location information of mobile phone to LoRaWAN network.
231 -* Check LoRaWAN network signal strengh.
232 -* Manually send messages to LoRaWAN network.
233 -)))
321 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
322 +(% style="color:blue" %)**The following picture shows that the burning is successful**
234 234  
324 +[[image:image-20220602105251-15.png]]
235 235  
236 236  
237 237  
238 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
328 += 3.  LA66 USB LoRaWAN Adapter =
239 239  
240 240  
241 -A USB to Type-C adapter is needed to connect to a Mobile phone.
331 +== 3.1  Overview ==
242 242  
243 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
244 244  
245 -[[image:image-20220813174353-2.png||height="360" width="313"]]
334 +[[image:image-20220715001142-3.png||height="145" width="220"]]
246 246  
247 247  
337 +(% 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.
248 248  
249 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
339 +(% 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.
250 250  
341 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
251 251  
252 -[[(% 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)
343 +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.
253 253  
254 -[[image:image-20220813173738-1.png]]
345 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
255 255  
256 256  
257 257  
258 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
349 +== 3.2  Features ==
259 259  
351 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
352 +* Ultra-long RF range
353 +* Support LoRaWAN v1.0.4 protocol
354 +* Support peer-to-peer protocol
355 +* TCXO crystal to ensure RF performance on low temperature
356 +* Spring RF antenna
357 +* Available in different frequency LoRaWAN frequency bands.
358 +* World-wide unique OTAA keys.
359 +* AT Command via UART-TTL interface
360 +* Firmware upgradable via UART interface
361 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
260 260  
261 -Function and page introduction
262 262  
263 263  
264 -[[image:image-20220723113448-7.png||height="995" width="450"]]
365 +== 3.3  Specification ==
265 265  
266 -**Block Explain:**
367 +* CPU: 32-bit 48 MHz
368 +* Flash: 256KB
369 +* RAM: 64KB
370 +* Input Power Range: 5v
371 +* Frequency Range: 150 MHz ~~ 960 MHz
372 +* Maximum Power +22 dBm constant RF output
373 +* High sensitivity: -148 dBm
374 +* Temperature:
375 +** Storage: -55 ~~ +125℃
376 +** Operating: -40 ~~ +85℃
377 +* Humidity:
378 +** Storage: 5 ~~ 95% (Non-Condensing)
379 +** Operating: 10 ~~ 95% (Non-Condensing)
380 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
381 +* LoRa Rx current: <9 mA
267 267  
268 -1.  Display LA66 USB LoRaWAN Module connection status
269 269  
270 -2.  Check and reconnect
271 271  
272 -3.  Turn send timestamps on or off
385 +== 3.4  Pin Mapping & LED ==
273 273  
274 -4.  Display LoRaWan connection status
275 275  
276 -5.  Check LoRaWan connection status
277 277  
278 -6.  The RSSI value of the node when the ACK is received
389 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
279 279  
280 -7.  Node's Signal Strength Icon
281 281  
282 -8.  Configure Location Uplink Interval
392 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
283 283  
284 -9.  AT command input box
285 285  
286 -10.  Send Button:  Send input box info to LA66 USB Adapter
395 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
287 287  
288 -11.  Output Log from LA66 USB adapter
289 289  
290 -12.  clear log button
398 +[[image:image-20220602171217-1.png||height="538" width="800"]]
291 291  
292 -13.  exit button
293 293  
401 +Open the serial port tool
294 294  
403 +[[image:image-20220602161617-8.png]]
295 295  
296 -LA66 USB LoRaWAN Module not connected
405 +[[image:image-20220602161718-9.png||height="457" width="800"]]
297 297  
298 298  
299 -[[image:image-20220723110520-5.png||height="677" width="508"]]
300 300  
409 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
301 301  
411 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
302 302  
303 -Connect LA66 USB LoRaWAN Module
304 304  
305 -[[image:image-20220723110626-6.png||height="681" width="511"]]
414 +[[image:image-20220602161935-10.png||height="498" width="800"]]
306 306  
307 307  
308 308  
309 -=== 1.8.2  Send data to TTNv3 and plot location info in Node-Red ===
418 +(% style="color:blue" %)**3. See Uplink Command**
310 310  
420 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
311 311  
312 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
422 +example: AT+SENDB=01,02,8,05820802581ea0a5
313 313  
424 +[[image:image-20220602162157-11.png||height="497" width="800"]]
314 314  
315 -[[image:image-20220723134549-8.png]]
316 316  
317 317  
428 +(% style="color:blue" %)**4. Check to see if TTN received the message**
318 318  
319 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
430 +[[image:image-20220602162331-12.png||height="420" width="800"]]
320 320  
321 321  
322 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
323 323  
324 -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/]]
434 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
325 325  
326 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
327 327  
328 -LA66~-~-node-red~-~-decoder:[[dragino-end-node-decoder/Node-RED at main · dragino/dragino-end-node-decoder · GitHub>>url:https://github.com/dragino/dragino-end-node-decoder/tree/main/Node-RED]]
437 +**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]]
329 329  
330 330  
331 -Example output in NodeRed is as below:
440 +(% style="color:red" %)**Preconditions:**
332 332  
333 -[[image:image-20220723144339-1.png]]
442 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
334 334  
444 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
335 335  
336 336  
337 -== 1.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
338 338  
448 +(% style="color:blue" %)**Steps for usage:**
339 339  
340 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
450 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
341 341  
342 -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)
452 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
343 343  
454 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
344 344  
345 -[[image:image-20220723150132-2.png]]
346 346  
347 347  
458 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
348 348  
349 -= 2.  FAQ =
350 350  
461 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
351 351  
352 -== 2.1  How to Compile Source Code for LA66? ==
353 353  
464 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
354 354  
355 -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]]
466 +[[image:image-20220602171233-2.png||height="538" width="800"]]
356 356  
357 357  
358 358  
359 -= 3.  Order Info =
470 +(% style="color:blue" %)**2. Install Minicom in RPi.**
360 360  
472 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
361 361  
362 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
474 + (% style="background-color:yellow" %)**apt update**
363 363  
476 + (% style="background-color:yellow" %)**apt install minicom**
364 364  
478 +
479 +Use minicom to connect to the RPI's terminal
480 +
481 +[[image:image-20220602153146-3.png||height="439" width="500"]]
482 +
483 +
484 +
485 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
486 +
487 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
488 +
489 +
490 +[[image:image-20220602154928-5.png||height="436" width="500"]]
491 +
492 +
493 +
494 +(% style="color:blue" %)**4. Send Uplink message**
495 +
496 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
497 +
498 +example: AT+SENDB=01,02,8,05820802581ea0a5
499 +
500 +
501 +[[image:image-20220602160339-6.png||height="517" width="600"]]
502 +
503 +
504 +
505 +Check to see if TTN received the message
506 +
507 +[[image:image-20220602160627-7.png||height="369" width="800"]]
508 +
509 +
510 +
511 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
512 +
513 +
514 +
515 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
516 +
517 +
518 +
519 +
520 += 4.  Order Info =
521 +
522 +
523 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
524 +
525 +
365 365  (% style="color:blue" %)**XXX**(%%): The default frequency band
366 366  
367 367  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -375,10 +375,7 @@
375 375  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
376 376  
377 377  
378 -= 4.  Reference =
379 379  
540 += 5.  Reference =
380 380  
381 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
382 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
383 -
384 -
542 +* 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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