Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 164.1 >
edited by Edwin Chen
on 2022/09/24 13:40
To version < 134.2 >
edited by Xiaoling
on 2022/07/26 10:28
>
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Summary

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Title
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1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
... ... @@ -6,14 +6,114 @@
6 6  
7 7  
8 8  
9 += 1.  LA66 LoRaWAN Module =
9 9  
10 -= 1.  LA66 LoRaWAN Shield =
11 11  
12 +== 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 -== 1.1  Overview ==
14 14  
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
15 15  
16 16  (((
21 +
22 +)))
23 +
24 +(((
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.
26 +)))
27 +)))
28 +
29 +(((
30 +(((
31 +(% 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.
32 +)))
33 +)))
34 +
35 +(((
36 +(((
37 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
39 +
40 +(((
41 +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.
42 +)))
43 +)))
44 +
45 +(((
46 +(((
47 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 +)))
49 +)))
50 +
51 +
52 +
53 +== 1.2  Features ==
54 +
55 +* Support LoRaWAN v1.0.4 protocol
56 +* Support peer-to-peer protocol
57 +* TCXO crystal to ensure RF performance on low temperature
58 +* SMD Antenna pad and i-pex antenna connector
59 +* Available in different frequency LoRaWAN frequency bands.
60 +* World-wide unique OTAA keys.
61 +* AT Command via UART-TTL interface
62 +* Firmware upgradable via UART interface
63 +* Ultra-long RF range
64 +
65 +== 1.3  Specification ==
66 +
67 +* CPU: 32-bit 48 MHz
68 +* Flash: 256KB
69 +* RAM: 64KB
70 +* Input Power Range: 1.8v ~~ 3.7v
71 +* Power Consumption: < 4uA.
72 +* Frequency Range: 150 MHz ~~ 960 MHz
73 +* Maximum Power +22 dBm constant RF output
74 +* High sensitivity: -148 dBm
75 +* Temperature:
76 +** Storage: -55 ~~ +125℃
77 +** Operating: -40 ~~ +85℃
78 +* Humidity:
79 +** Storage: 5 ~~ 95% (Non-Condensing)
80 +** Operating: 10 ~~ 95% (Non-Condensing)
81 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
82 +* LoRa Rx current: <9 mA
83 +* I/O Voltage: 3.3v
84 +
85 +== 1.4  AT Command ==
86 +
87 +
88 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
89 +
90 +
91 +
92 +== 1.5  Dimension ==
93 +
94 +[[image:image-20220718094750-3.png]]
95 +
96 +
97 +
98 +== 1.6  Pin Mapping ==
99 +
100 +[[image:image-20220720111850-1.png]]
101 +
102 +
103 +
104 +== 1.7  Land Pattern ==
105 +
106 +[[image:image-20220517072821-2.png]]
107 +
108 +
109 +
110 += 2.  LA66 LoRaWAN Shield =
111 +
112 +
113 +== 2.1  Overview ==
114 +
115 +
116 +(((
17 17  [[image:image-20220715000826-2.png||height="145" width="220"]]
18 18  )))
19 19  
... ... @@ -51,11 +51,10 @@
51 51  
52 52  
53 53  
54 -== 1.2  Features ==
154 +== 2.2  Features ==
55 55  
56 -
57 57  * Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
157 +* Support LoRaWAN v1.0.4 protocol
59 59  * Support peer-to-peer protocol
60 60  * TCXO crystal to ensure RF performance on low temperature
61 61  * SMA connector
... ... @@ -65,11 +65,8 @@
65 65  * Firmware upgradable via UART interface
66 66  * Ultra-long RF range
67 67  
167 +== 2.3  Specification ==
68 68  
69 -
70 -== 1.3  Specification ==
71 -
72 -
73 73  * CPU: 32-bit 48 MHz
74 74  * Flash: 256KB
75 75  * RAM: 64KB
... ... @@ -88,313 +88,497 @@
88 88  * LoRa Rx current: <9 mA
89 89  * I/O Voltage: 3.3v
90 90  
187 +== 2.4  LED ==
91 91  
189 +~1. The LED lights up red when there is an upstream data packet
190 +2. When the network is successfully connected, the green light will be on for 5 seconds
191 +3. Purple light on when receiving downlink data packets
92 92  
93 -== 1.4  Pin Mapping & LED ==
94 94  
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
95 95  
96 -[[image:image-20220817085048-1.png||height="533" width="734"]]
196 +Show connection diagram：
97 97  
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
98 98  
200 +1.open Arduino IDE
99 99  
100 -~1. The LED lights up red when there is an upstream data packet
101 -2. When the network is successfully connected, the green light will be on for 5 seconds
102 -3. Purple light on when receiving downlink data packets
202 +[[image:image-20220723170545-4.png]]
103 103  
204 +2.Open project
104 104  
105 -[[image:image-20220820112305-1.png||height="515" width="749"]]
206 +[[image:image-20220723170750-5.png||height="533" width="930"]]
106 106  
208 +3.Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload
107 107  
210 +[[image:image-20220723171228-6.png]]
108 108  
109 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
212 +4.After the upload is successful, open the serial port monitoring and send the AT command
110 110  
214 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
111 111  
112 -**Show connection diagram：**
216 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
113 113  
218 +1.Open project
114 114  
115 -[[image:image-20220723170210-2.png||height="908" width="681"]]
220 +[[image:image-20220723172502-8.png]]
116 116  
222 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
117 117  
224 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
118 118  
119 -(% style="color:blue" %)**1.  open Arduino IDE**
120 120  
121 121  
122 -[[image:image-20220723170545-4.png]]
228 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
123 123  
124 124  
231 +**1.  Open project**
125 125  
126 -(% style="color:blue" %)**2.  Open project**
127 127  
234 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
128 128  
129 -LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
130 130  
237 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
131 131  
132 -[[image:image-20220726135239-1.png]]
133 133  
134 134  
241 +**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
135 135  
136 -(% style="color:blue" %)**3.  Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload**
137 137  
244 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
138 138  
139 -[[image:image-20220726135356-2.png]]
140 140  
141 141  
248 +**3.  Integration into Node-red via TTNV3**
142 142  
143 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
250 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
144 144  
252 +[[image:image-20220723175700-12.png||height="602" width="995"]]
145 145  
146 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
147 147  
148 148  
256 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
149 149  
150 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
151 151  
259 +=== 2.8.1  Items needed for update ===
152 152  
153 -(% style="color:blue" %)**1.  Open project**
154 154  
262 +1. LA66 LoRaWAN Shield
263 +1. Arduino
264 +1. USB TO TTL Adapter
155 155  
156 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
266 +[[image:image-20220602100052-2.png||height="385" width="600"]]
157 157  
158 158  
159 -[[image:image-20220723172502-8.png]]
269 +=== 2.8.2  Connection ===
160 160  
161 161  
272 +[[image:image-20220602101311-3.png||height="276" width="600"]]
162 162  
163 -(% style="color:blue" %)**2.  Same steps as 1.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
164 164  
275 +(((
276 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
277 +)))
165 165  
166 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
279 +(((
280 +(% style="background-color:yellow" %)**GND  <-> GND
281 +TXD  <->  TXD
282 +RXD  <->  RXD**
283 +)))
167 167  
168 168  
286 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
169 169  
170 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
288 +Connect USB TTL Adapter to PC after connecting the wires
171 171  
172 172  
173 -(% style="color:blue" %)**1.  Open project**
291 +[[image:image-20220602102240-4.png||height="304" width="600"]]
174 174  
175 175  
176 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
294 +=== 2.8.3  Upgrade steps ===
177 177  
178 178  
179 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
297 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
180 180  
181 181  
300 +[[image:image-20220602102824-5.png||height="306" width="600"]]
182 182  
183 -(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
184 184  
185 185  
186 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
304 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
187 187  
188 188  
307 +[[image:image-20220602104701-12.png||height="285" width="600"]]
189 189  
190 190  
191 191  
192 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
311 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
193 193  
194 194  
195 -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/]]
314 +(((
315 +(% 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/]]**
316 +)))
196 196  
197 197  
198 -[[image:image-20220723175700-12.png||height="602" width="995"]]
319 +[[image:image-20220602103227-6.png]]
199 199  
200 200  
322 +[[image:image-20220602103357-7.png]]
201 201  
202 -== 1.8  Example: How to join helium ==
203 203  
204 204  
205 -(% style="color:blue" %)**1.  Create a new device.**
326 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
327 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
206 206  
207 207  
208 -[[image:image-20220907165500-1.png||height="464" width="940"]]
330 +[[image:image-20220602103844-8.png]]
209 209  
210 210  
211 211  
212 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
334 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
335 +(% style="color:blue" %)**3. Select the bin file to burn**
213 213  
214 214  
215 -[[image:image-20220907165837-2.png||height="375" width="809"]]
338 +[[image:image-20220602104144-9.png]]
216 216  
217 217  
341 +[[image:image-20220602104251-10.png]]
218 218  
219 -(% style="color:blue" %)**3.  Use AT commands.**
220 220  
344 +[[image:image-20220602104402-11.png]]
221 221  
222 -[[image:image-20220602100052-2.png||height="385" width="600"]]
223 223  
224 224  
348 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
349 +(% style="color:blue" %)**4. Click to start the download**
225 225  
226 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
351 +[[image:image-20220602104923-13.png]]
227 227  
228 228  
229 -[[image:image-20220907170308-3.png||height="556" width="617"]]
230 230  
355 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
356 +(% style="color:blue" %)**5. Check update process**
231 231  
232 232  
233 -(% style="color:blue" %)**5.  Network successfully.**
359 +[[image:image-20220602104948-14.png]]
234 234  
235 235  
236 -[[image:image-20220907170436-4.png]]
237 237  
363 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
364 +(% style="color:blue" %)**The following picture shows that the burning is successful**
238 238  
366 +[[image:image-20220602105251-15.png]]
239 239  
240 -(% style="color:blue" %)**6.  Send uplink using command**
241 241  
242 242  
243 -[[image:image-20220912084334-1.png]]
370 += 3.  LA66 USB LoRaWAN Adapter =
244 244  
245 245  
246 -[[image:image-20220912084412-3.png]]
373 +== 3.1  Overview ==
247 247  
248 248  
376 +[[image:image-20220715001142-3.png||height="145" width="220"]]
249 249  
250 -[[image:image-20220907170744-6.png||height="242" width="798"]]
251 251  
379 +(((
380 +(% 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.
381 +)))
252 252  
383 +(((
384 +(% 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.
385 +)))
253 253  
254 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
387 +(((
388 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
389 +)))
255 255  
391 +(((
392 +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.
393 +)))
256 256  
257 -=== 1.9.1  Items needed for update ===
395 +(((
396 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
397 +)))
258 258  
259 259  
260 -1. LA66 LoRaWAN Shield
261 -1. Arduino
262 -1. USB TO TTL Adapter
263 263  
264 -[[image:image-20220602100052-2.png||height="385" width="600"]]
401 +== 3.2  Features ==
265 265  
403 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
404 +* Ultra-long RF range
405 +* Support LoRaWAN v1.0.4 protocol
406 +* Support peer-to-peer protocol
407 +* TCXO crystal to ensure RF performance on low temperature
408 +* Spring RF antenna
409 +* Available in different frequency LoRaWAN frequency bands.
410 +* World-wide unique OTAA keys.
411 +* AT Command via UART-TTL interface
412 +* Firmware upgradable via UART interface
413 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
266 266  
267 267  
268 -=== 1.9.2  Connection ===
269 269  
417 +== 3.3  Specification ==
270 270  
271 -[[image:image-20220602101311-3.png||height="276" width="600"]]
419 +* CPU: 32-bit 48 MHz
420 +* Flash: 256KB
421 +* RAM: 64KB
422 +* Input Power Range: 5v
423 +* Frequency Range: 150 MHz ~~ 960 MHz
424 +* Maximum Power +22 dBm constant RF output
425 +* High sensitivity: -148 dBm
426 +* Temperature:
427 +** Storage: -55 ~~ +125℃
428 +** Operating: -40 ~~ +85℃
429 +* Humidity:
430 +** Storage: 5 ~~ 95% (Non-Condensing)
431 +** Operating: 10 ~~ 95% (Non-Condensing)
432 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
433 +* LoRa Rx current: <9 mA
272 272  
273 273  
274 -(((
275 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
276 -)))
277 277  
437 +== 3.4  Pin Mapping & LED ==
438 +
439 +
440 +
441 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
442 +
443 +
278 278  (((
279 -(% style="background-color:yellow" %)**GND  <-> GND
280 -TXD  <->  TXD
281 -RXD  <->  RXD**
445 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
282 282  )))
283 283  
284 284  
285 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
449 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
286 286  
287 -Connect USB TTL Adapter to PC after connecting the wires
288 288  
452 +[[image:image-20220723100027-1.png]]
289 289  
290 -[[image:image-20220602102240-4.png||height="304" width="600"]]
291 291  
455 +Open the serial port tool
292 292  
457 +[[image:image-20220602161617-8.png]]
293 293  
294 -=== 1.9.3  Upgrade steps ===
459 +[[image:image-20220602161718-9.png||height="457" width="800"]]
295 295  
296 296  
297 297  
298 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
463 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
299 299  
465 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
300 300  
301 -[[image:image-20220602102824-5.png||height="306" width="600"]]
302 302  
468 +[[image:image-20220602161935-10.png||height="498" width="800"]]
303 303  
304 304  
305 305  
306 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
472 +(% style="color:blue" %)**3. See Uplink Command**
307 307  
474 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
308 308  
309 -[[image:image-20220817085447-1.png]]
476 +example: AT+SENDB=01,02,8,05820802581ea0a5
310 310  
478 +[[image:image-20220602162157-11.png||height="497" width="800"]]
311 311  
312 312  
313 313  
314 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
482 +(% style="color:blue" %)**4. Check to see if TTN received the message**
315 315  
484 +[[image:image-20220602162331-12.png||height="420" width="800"]]
316 316  
317 317  
318 -(((
319 -(% style="color:blue" %)**1.  Software download link:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
320 -)))
321 321  
488 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
322 322  
323 -[[image:image-20220602103227-6.png]]
324 324  
491 +**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]]
325 325  
326 -[[image:image-20220602103357-7.png]]
493 +(**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]])
327 327  
495 +(% style="color:red" %)**Preconditions:**
328 328  
497 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
329 329  
330 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
331 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
499 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
332 332  
333 333  
334 -[[image:image-20220602103844-8.png]]
335 335  
503 +(% style="color:blue" %)**Steps for usage:**
336 336  
505 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
337 337  
338 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
339 -(% style="color:blue" %)**3.  Select the bin file to burn**
507 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
340 340  
509 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
341 341  
342 -[[image:image-20220602104144-9.png]]
343 343  
344 344  
345 -[[image:image-20220602104251-10.png]]
513 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
346 346  
347 347  
348 -[[image:image-20220602104402-11.png]]
516 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
349 349  
350 350  
519 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
351 351  
352 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
353 -(% style="color:blue" %)**4.  Click to start the download**
521 +[[image:image-20220723100439-2.png]]
354 354  
355 355  
356 -[[image:image-20220602104923-13.png]]
357 357  
525 +(% style="color:blue" %)**2. Install Minicom in RPi.**
358 358  
527 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
359 359  
360 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
361 -(% style="color:blue" %)**5.  Check update process**
529 + (% style="background-color:yellow" %)**apt update**
362 362  
531 + (% style="background-color:yellow" %)**apt install minicom**
363 363  
364 -[[image:image-20220602104948-14.png]]
365 365  
534 +Use minicom to connect to the RPI's terminal
366 366  
536 +[[image:image-20220602153146-3.png||height="439" width="500"]]
367 367  
368 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
369 -(% style="color:blue" %)**The following picture shows that the burning is successful**
370 370  
371 371  
372 -[[image:image-20220602105251-15.png]]
540 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
373 373  
542 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
374 374  
375 375  
376 -= 2.  FAQ =
545 +[[image:image-20220602154928-5.png||height="436" width="500"]]
377 377  
378 378  
379 -== 2.1  How to Compile Source Code for LA66? ==
380 380  
549 +(% style="color:blue" %)**4. Send Uplink message**
381 381  
382 -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]]
551 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
383 383  
553 +example: AT+SENDB=01,02,8,05820802581ea0a5
384 384  
385 -== 2.2 Where to find Peer-to-Peer firmware of LA66? ==
386 386  
556 +[[image:image-20220602160339-6.png||height="517" width="600"]]
387 387  
388 -* [[Download>>https://www.dropbox.com/s/270gvm9ngaj0v02/LA66_P2P_v1.0.bin?dl=0]] Peer to Peer firmware.
389 -* [[Instruction for LA66 Peer to Peer firmware>>Instruction for LA66 Peer to Peer firmware]].
390 390  
391 391  
392 -= 3.  Order Info =
560 +Check to see if TTN received the message
393 393  
562 +[[image:image-20220602160627-7.png||height="369" width="800"]]
394 394  
395 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
396 396  
397 397  
566 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
567 +
568 +
569 +=== 3.8.1 DRAGINO-LA66-APP ===
570 +
571 +
572 +[[image:image-20220723102027-3.png]]
573 +
574 +
575 +
576 +==== (% style="color:blue" %)**Overview：**(%%) ====
577 +
578 +
579 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Adapter and APP sample process. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Adapter.
580 +
581 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
582 +
583 +
584 +
585 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
586 +
587 +
588 +Requires a type-c to USB adapter
589 +
590 +[[image:image-20220723104754-4.png]]
591 +
592 +
593 +
594 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
595 +
596 +
597 +Function and page introduction
598 +
599 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
600 +
601 +1.Display LA66 USB LoRaWAN Module connection status
602 +
603 +2.Check and reconnect
604 +
605 +3.Turn send timestamps on or off
606 +
607 +4.Display LoRaWan connection status
608 +
609 +5.Check LoRaWan connection status
610 +
611 +6.The RSSI value of the node when the ACK is received
612 +
613 +7.Node's Signal Strength Icon
614 +
615 +8.Set the packet sending interval of the node in seconds
616 +
617 +9.AT command input box
618 +
619 +10.Send AT command button
620 +
621 +11.Node log box
622 +
623 +12.clear log button
624 +
625 +13.exit button
626 +
627 +
628 +LA66 USB LoRaWAN Module not connected
629 +
630 +[[image:image-20220723110520-5.png||height="903" width="677"]]
631 +
632 +
633 +
634 +Connect LA66 USB LoRaWAN Module
635 +
636 +[[image:image-20220723110626-6.png||height="906" width="680"]]
637 +
638 +
639 +
640 +=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED ===
641 +
642 +
643 +**1.  Register LA66 USB LoRaWAN Module to TTNV3**
644 +
645 +[[image:image-20220723134549-8.png]]
646 +
647 +
648 +
649 +**2.  Open Node-RED,And import the JSON file to generate the flow**
650 +
651 +Sample JSON file please go to this link to download：放置JSON文件的链接
652 +
653 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
654 +
655 +The following is the positioning effect map
656 +
657 +[[image:image-20220723144339-1.png]]
658 +
659 +
660 +
661 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
662 +
663 +
664 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
665 +
666 +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)
667 +
668 +[[image:image-20220723150132-2.png]]
669 +
670 +
671 +
672 += 4.  Order Info =
673 +
674 +
675 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
676 +
677 +
398 398  (% style="color:blue" %)**XXX**(%%): The default frequency band
399 399  
400 400  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -408,10 +408,7 @@
408 408  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
409 409  
410 410  
691 += 5.  Reference =
411 411  
412 -= 4.  Reference =
413 413  
414 -
415 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
416 -
417 -
694 +* 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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