Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 165.5 >
edited by Xiaoling
on 2022/10/10 11:39
To version < 131.1 >
edited by Herong Lu
on 2022/07/23 17:41
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
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1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Lu
Content
... ... @@ -1,4 +1,4 @@
1 -
1 +0
2 2  
3 3  **Table of Contents:**
4 4  
... ... @@ -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
... ... @@ -88,358 +88,463 @@
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  
227 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
121 121  
122 -[[image:image-20220723170545-4.png]]
229 +1.Open project
123 123  
231 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
124 124  
233 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
125 125  
126 -(% style="color:blue" %)**2.  Open project**
235 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
127 127  
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]]
238 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
130 130  
131 131  
132 -[[image:image-20220726135239-1.png]]
241 +=== 2.8.1  Items needed for update ===
133 133  
243 +1. LA66 LoRaWAN Shield
244 +1. Arduino
245 +1. USB TO TTL Adapter
134 134  
247 +[[image:image-20220602100052-2.png||height="385" width="600"]]
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  
250 +=== 2.8.2  Connection ===
138 138  
139 -[[image:image-20220726135356-2.png]]
140 140  
253 +[[image:image-20220602101311-3.png||height="276" width="600"]]
141 141  
142 142  
143 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
256 +(((
257 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
258 +)))
144 144  
260 +(((
261 +(% style="background-color:yellow" %)**GND  <-> GND
262 +TXD  <->  TXD
263 +RXD  <->  RXD**
264 +)))
145 145  
146 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
147 147  
267 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
148 148  
269 +Connect USB TTL Adapter to PC after connecting the wires
149 149  
150 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
151 151  
272 +[[image:image-20220602102240-4.png||height="304" width="600"]]
152 152  
153 -(% style="color:blue" %)**1.  Open project**
154 154  
275 +=== 2.8.3  Upgrade steps ===
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]]
157 157  
278 +==== 1.  Switch SW1 to put in ISP position ====
158 158  
159 -[[image:image-20220723172502-8.png]]
160 160  
281 +[[image:image-20220602102824-5.png||height="306" width="600"]]
161 161  
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  
285 +==== 2.  Press the RST switch once ====
165 165  
166 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
167 167  
288 +[[image:image-20220602104701-12.png||height="285" width="600"]]
168 168  
169 169  
170 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
171 171  
292 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
172 172  
173 -(% style="color:blue" %)**1.  Open project**
174 174  
295 +(((
296 +(% 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/]]**
297 +)))
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]]
177 177  
300 +[[image:image-20220602103227-6.png]]
178 178  
179 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
180 180  
303 +[[image:image-20220602103357-7.png]]
181 181  
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  
307 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
308 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
185 185  
186 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
187 187  
311 +[[image:image-20220602103844-8.png]]
188 188  
189 189  
190 190  
315 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
316 +(% style="color:blue" %)**3. Select the bin file to burn**
191 191  
192 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
193 193  
319 +[[image:image-20220602104144-9.png]]
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/]]
196 196  
322 +[[image:image-20220602104251-10.png]]
197 197  
198 -[[image:image-20220723175700-12.png||height="602" width="995"]]
199 199  
325 +[[image:image-20220602104402-11.png]]
200 200  
201 201  
202 -== 1.8  Example: How to join helium ==
203 203  
329 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
330 +(% style="color:blue" %)**4. Click to start the download**
204 204  
205 -(% style="color:blue" %)**1.  Create a new device.**
332 +[[image:image-20220602104923-13.png]]
206 206  
207 207  
208 -[[image:image-20220907165500-1.png||height="464" width="940"]]
209 209  
336 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
337 +(% style="color:blue" %)**5. Check update process**
210 210  
211 211  
212 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
340 +[[image:image-20220602104948-14.png]]
213 213  
214 214  
215 -[[image:image-20220907165837-2.png||height="375" width="809"]]
216 216  
344 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
345 +(% style="color:blue" %)**The following picture shows that the burning is successful**
217 217  
347 +[[image:image-20220602105251-15.png]]
218 218  
219 -(% style="color:blue" %)**3.  Use AT commands.**
220 220  
221 221  
222 -[[image:image-20220602100052-2.png||height="385" width="600"]]
351 += 3.  LA66 USB LoRaWAN Adapter =
223 223  
224 224  
354 +== 3.1  Overview ==
225 225  
226 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
227 227  
357 +[[image:image-20220715001142-3.png||height="145" width="220"]]
228 228  
229 -[[image:image-20220907170308-3.png||height="556" width="617"]]
230 230  
360 +(((
361 +(% 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.
362 +)))
231 231  
364 +(((
365 +(% 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.
366 +)))
232 232  
233 -(% style="color:blue" %)**5.  Network successfully.**
368 +(((
369 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
370 +)))
234 234  
372 +(((
373 +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.
374 +)))
235 235  
236 -[[image:image-20220907170436-4.png]]
376 +(((
377 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
378 +)))
237 237  
238 238  
239 239  
240 -(% style="color:blue" %)**6.  Send uplink using command**
382 +== 3.2  Features ==
241 241  
384 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
385 +* Ultra-long RF range
386 +* Support LoRaWAN v1.0.4 protocol
387 +* Support peer-to-peer protocol
388 +* TCXO crystal to ensure RF performance on low temperature
389 +* Spring RF antenna
390 +* Available in different frequency LoRaWAN frequency bands.
391 +* World-wide unique OTAA keys.
392 +* AT Command via UART-TTL interface
393 +* Firmware upgradable via UART interface
394 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
242 242  
243 -[[image:image-20220912084334-1.png]]
396 +== 3.3  Specification ==
244 244  
398 +* CPU: 32-bit 48 MHz
399 +* Flash: 256KB
400 +* RAM: 64KB
401 +* Input Power Range: 5v
402 +* Frequency Range: 150 MHz ~~ 960 MHz
403 +* Maximum Power +22 dBm constant RF output
404 +* High sensitivity: -148 dBm
405 +* Temperature:
406 +** Storage: -55 ~~ +125℃
407 +** Operating: -40 ~~ +85℃
408 +* Humidity:
409 +** Storage: 5 ~~ 95% (Non-Condensing)
410 +** Operating: 10 ~~ 95% (Non-Condensing)
411 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
412 +* LoRa Rx current: <9 mA
245 245  
246 -[[image:image-20220912084412-3.png]]
414 +== 3.4  Pin Mapping & LED ==
247 247  
248 248  
249 249  
250 -[[image:image-20220907170744-6.png||height="242" width="798"]]
418 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
251 251  
252 252  
421 +(((
422 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
423 +)))
253 253  
254 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
255 255  
426 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
256 256  
257 -=== 1.9.1  Items needed for update ===
258 258  
429 +[[image:image-20220723100027-1.png]]
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"]]
432 +Open the serial port tool
265 265  
434 +[[image:image-20220602161617-8.png]]
266 266  
436 +[[image:image-20220602161718-9.png||height="457" width="800"]]
267 267  
268 -=== 1.9.2  Connection ===
269 269  
270 270  
271 -[[image:image-20220602101311-3.png||height="276" width="600"]]
440 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
272 272  
442 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
273 273  
274 -(((
275 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
276 -)))
277 277  
278 -(((
279 -(% style="background-color:yellow" %)**GND  <-> GND
280 -TXD  <->  TXD
281 -RXD  <->  RXD**
282 -)))
445 +[[image:image-20220602161935-10.png||height="498" width="800"]]
283 283  
284 284  
285 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
286 286  
287 -Connect USB TTL Adapter to PC after connecting the wires
449 +(% style="color:blue" %)**3. See Uplink Command**
288 288  
451 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
289 289  
290 -[[image:image-20220602102240-4.png||height="304" width="600"]]
453 +example: AT+SENDB=01,02,8,05820802581ea0a5
291 291  
455 +[[image:image-20220602162157-11.png||height="497" width="800"]]
292 292  
293 293  
294 -=== 1.9.3  Upgrade steps ===
295 295  
459 +(% style="color:blue" %)**4. Check to see if TTN received the message**
296 296  
461 +[[image:image-20220602162331-12.png||height="420" width="800"]]
297 297  
298 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
299 299  
300 300  
301 -[[image:image-20220602102824-5.png||height="306" width="600"]]
465 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
302 302  
303 303  
468 +**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]]
304 304  
470 +(**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]])
305 305  
306 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
472 +(% style="color:red" %)**Preconditions:**
307 307  
474 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
308 308  
309 -[[image:image-20220817085447-1.png]]
476 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
310 310  
311 311  
312 312  
480 +(% style="color:blue" %)**Steps for usage:**
313 313  
314 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
482 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
315 315  
484 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
316 316  
486 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
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  
322 322  
323 -[[image:image-20220602103227-6.png]]
490 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
324 324  
325 325  
326 -[[image:image-20220602103357-7.png]]
493 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
327 327  
328 328  
496 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
329 329  
330 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
331 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
498 +[[image:image-20220723100439-2.png]]
332 332  
333 333  
334 -[[image:image-20220602103844-8.png]]
335 335  
502 +(% style="color:blue" %)**2. Install Minicom in RPi.**
336 336  
504 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
337 337  
338 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
339 -(% style="color:blue" %)**3.  Select the bin file to burn**
506 + (% style="background-color:yellow" %)**apt update**
340 340  
508 + (% style="background-color:yellow" %)**apt install minicom**
341 341  
342 -[[image:image-20220602104144-9.png]]
343 343  
511 +Use minicom to connect to the RPI's terminal
344 344  
345 -[[image:image-20220602104251-10.png]]
513 +[[image:image-20220602153146-3.png||height="439" width="500"]]
346 346  
347 347  
348 -[[image:image-20220602104402-11.png]]
349 349  
517 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
350 350  
519 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
351 351  
352 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
353 -(% style="color:blue" %)**4.  Click to start the download**
354 354  
522 +[[image:image-20220602154928-5.png||height="436" width="500"]]
355 355  
356 -[[image:image-20220602104923-13.png]]
357 357  
358 358  
526 +(% style="color:blue" %)**4. Send Uplink message**
359 359  
360 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
361 -(% style="color:blue" %)**5.  Check update process**
528 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
362 362  
530 +example: AT+SENDB=01,02,8,05820802581ea0a5
363 363  
364 -[[image:image-20220602104948-14.png]]
365 365  
533 +[[image:image-20220602160339-6.png||height="517" width="600"]]
366 366  
367 367  
368 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
369 -(% style="color:blue" %)**The following picture shows that the burning is successful**
370 370  
537 +Check to see if TTN received the message
371 371  
372 -[[image:image-20220602105251-15.png]]
539 +[[image:image-20220602160627-7.png||height="369" width="800"]]
373 373  
374 374  
375 375  
376 -= 2.  FAQ =
543 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
377 377  
545 +=== 3.8.1 DRAGINO-LA66-APP ===
378 378  
379 -== 2.1  How to Compile Source Code for LA66? ==
547 +[[image:image-20220723102027-3.png]]
380 380  
549 +==== Overview： ====
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 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Module. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Module.
383 383  
553 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
384 384  
555 +==== Conditions of Use： ====
385 385  
386 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
557 +Requires a type-c to USB adapter
387 387  
559 +[[image:image-20220723104754-4.png]]
388 388  
389 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
561 +==== Use of APP: ====
390 390  
563 +Function and page introduction
391 391  
565 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
392 392  
393 -= 3.  Order Info =
567 +1.Display LA66 USB LoRaWAN Module connection status
394 394  
569 +2.Check and reconnect
395 395  
396 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
571 +3.Turn send timestamps on or off
397 397  
573 +4.Display LoRaWan connection status
398 398  
399 -(% style="color:blue" %)**XXX**(%%): The default frequency band
575 +5.Check LoRaWan connection status
400 400  
401 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
402 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
403 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
404 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
405 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
406 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
407 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
408 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
409 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
577 +6.The RSSI value of the node when the ACK is received
410 410  
579 +7.Node's Signal Strength Icon
411 411  
581 +8.Set the packet sending interval of the node in seconds
412 412  
413 -= 4.  Reference =
583 +9.AT command input box
414 414  
585 +10.Send AT command button
415 415  
416 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
587 +11.Node log box
417 417  
589 +12.clear log button
418 418  
591 +13.exit button
419 419  
420 -= 5.  FCC Statement =
593 +LA66 USB LoRaWAN Module not connected
421 421  
595 +[[image:image-20220723110520-5.png||height="903" width="677"]]
422 422  
423 -(% style="color:red" %)**FCC Caution:**
597 +Connect LA66 USB LoRaWAN Module
424 424  
425 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
599 +[[image:image-20220723110626-6.png||height="906" width="680"]]
426 426  
427 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
601 +=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Module and integrate it into Node-RED ===
428 428  
603 +1.Register LA66 USB LoRaWAN Module to TTNV3
429 429  
430 -(% style="color:red" %)**IMPORTANT NOTE: **
605 +[[image:image-20220723134549-8.png]]
431 431  
432 -(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
607 +2.Open Node-RED,And import the JSON file to generate the flow
433 433  
434 -—Reorient or relocate the receiving antenna.
609 +Sample JSON file please go to this link to download：放置JSON文件的链接
435 435  
436 -—Increase the separation between the equipment and receiver.
611 +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/]]
437 437  
438 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
613 +The following is the positioning effect map
439 439  
440 -—Consult the dealer or an experienced radio/TV technician for help.
615 +[[image:image-20220723144339-1.png]]
441 441  
617 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
442 442  
443 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
619 +The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
444 444  
445 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body. 
621 +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)
622 +
623 +[[image:image-20220723150132-2.png]]
624 +
625 +
626 += 4.  Order Info =
627 +
628 +
629 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
630 +
631 +
632 +(% style="color:blue" %)**XXX**(%%): The default frequency band
633 +
634 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
635 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
636 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
637 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
638 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
639 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
640 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
641 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
642 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
643 +
644 += 5.  Reference =
645 +
646 +* 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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