Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 166.3 >
edited by Xiaoling
on 2023/05/26 13:55
To version < 132.1 >
edited by Herong Lu
on 2022/07/23 17:57
>
Change comment: Uploaded new attachment "image-20220723175700-12.png", version {1}

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
... ... @@ -65,10 +65,8 @@
65 65  * Firmware upgradable via UART interface
66 66  * Ultra-long RF range
67 67  
167 +== 2.3  Specification ==
68 68  
69 -== 1.3  Specification ==
70 -
71 -
72 72  * CPU: 32-bit 48 MHz
73 73  * Flash: 256KB
74 74  * RAM: 64KB
... ... @@ -87,351 +87,463 @@
87 87  * LoRa Rx current: <9 mA
88 88  * I/O Voltage: 3.3v
89 89  
187 +== 2.4  LED ==
90 90  
91 -== 1.4  Pin Mapping & LED ==
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 93  
94 -[[image:image-20220817085048-1.png||height="533" width="734"]]
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
95 95  
196 +Show connection diagram：
96 96  
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
97 97  
98 -~1. The LED lights up red when there is an upstream data packet
99 -2. When the network is successfully connected, the green light will be on for 5 seconds
100 -3. Purple light on when receiving downlink data packets
200 +1.open Arduino IDE
101 101  
202 +[[image:image-20220723170545-4.png]]
102 102  
103 -[[image:image-20220820112305-1.png||height="515" width="749"]]
204 +2.Open project
104 104  
206 +[[image:image-20220723170750-5.png||height="533" width="930"]]
105 105  
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
106 106  
107 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
210 +[[image:image-20220723171228-6.png]]
108 108  
212 +4.After the upload is successful, open the serial port monitoring and send the AT command
109 109  
110 -**Show connection diagram：**
214 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
111 111  
216 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
112 112  
113 -[[image:image-20220723170210-2.png||height="908" width="681"]]
218 +1.Open project
114 114  
220 +[[image:image-20220723172502-8.png]]
115 115  
222 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
116 116  
117 -(% style="color:blue" %)**1.  open Arduino IDE**
224 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
118 118  
119 119  
120 -[[image:image-20220723170545-4.png]]
227 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
121 121  
229 +1.Open project
122 122  
231 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
123 123  
124 -(% style="color:blue" %)**2.  Open project**
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  
235 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
126 126  
127 -LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
128 128  
129 -[[image:image-20220726135239-1.png]]
238 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
130 130  
131 131  
241 +=== 2.8.1  Items needed for update ===
132 132  
133 -(% 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**
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 -[[image:image-20220726135356-2.png]]
137 137  
250 +=== 2.8.2  Connection ===
138 138  
139 139  
140 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
253 +[[image:image-20220602101311-3.png||height="276" width="600"]]
141 141  
142 142  
143 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
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  
146 146  
147 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
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 -(% style="color:blue" %)**1.  Open project**
151 151  
272 +[[image:image-20220602102240-4.png||height="304" width="600"]]
152 152  
153 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
154 154  
275 +=== 2.8.3  Upgrade steps ===
155 155  
156 -[[image:image-20220723172502-8.png]]
157 157  
278 +==== 1.  Switch SW1 to put in ISP position ====
158 158  
159 159  
160 -(% 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**
281 +[[image:image-20220602102824-5.png||height="306" width="600"]]
161 161  
162 162  
163 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
164 164  
285 +==== 2.  Press the RST switch once ====
165 165  
166 166  
167 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
288 +[[image:image-20220602104701-12.png||height="285" width="600"]]
168 168  
169 169  
170 -(% style="color:blue" %)**1.  Open project**
171 171  
292 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
172 172  
173 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0>>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
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 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
177 177  
300 +[[image:image-20220602103227-6.png]]
178 178  
179 179  
180 -(% 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**
303 +[[image:image-20220602103357-7.png]]
181 181  
182 182  
183 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
184 184  
307 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
308 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
185 185  
186 186  
311 +[[image:image-20220602103844-8.png]]
187 187  
188 188  
189 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
190 190  
315 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
316 +(% style="color:blue" %)**3. Select the bin file to burn**
191 191  
192 -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/]]
193 193  
319 +[[image:image-20220602104144-9.png]]
194 194  
195 -[[image:image-20220723175700-12.png||height="602" width="995"]]
196 196  
322 +[[image:image-20220602104251-10.png]]
197 197  
198 198  
199 -== 1.8  Example: How to join helium ==
325 +[[image:image-20220602104402-11.png]]
200 200  
201 201  
202 -(% style="color:blue" %)**1.  Create a new device.**
203 203  
329 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
330 +(% style="color:blue" %)**4. Click to start the download**
204 204  
205 -[[image:image-20220907165500-1.png||height="464" width="940"]]
332 +[[image:image-20220602104923-13.png]]
206 206  
207 207  
208 208  
209 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
336 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
337 +(% style="color:blue" %)**5. Check update process**
210 210  
211 211  
212 -[[image:image-20220907165837-2.png||height="375" width="809"]]
340 +[[image:image-20220602104948-14.png]]
213 213  
214 214  
215 215  
216 -(% style="color:blue" %)**3.  Use AT commands.**
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 -[[image:image-20220602100052-2.png||height="385" width="600"]]
220 220  
221 221  
351 += 3.  LA66 USB LoRaWAN Adapter =
222 222  
223 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
224 224  
354 +== 3.1  Overview ==
225 225  
226 -[[image:image-20220907170308-3.png||height="556" width="617"]]
227 227  
357 +[[image:image-20220715001142-3.png||height="145" width="220"]]
228 228  
229 229  
230 -(% style="color:blue" %)**5.  Network successfully.**
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 -[[image:image-20220907170436-4.png]]
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  
376 +(((
377 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
378 +)))
236 236  
237 -(% style="color:blue" %)**6.  Send uplink using command**
238 238  
239 239  
240 -[[image:image-20220912084334-1.png]]
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-20220912084412-3.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  
414 +== 3.4  Pin Mapping & LED ==
246 246  
247 -[[image:image-20220907170744-6.png||height="242" width="798"]]
248 248  
249 249  
418 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
250 250  
251 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
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 -=== 1.9.1  Items needed for update ===
255 255  
426 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
256 256  
257 -1. LA66 LoRaWAN Shield
258 -1. Arduino
259 -1. USB TO TTL Adapter
260 260  
261 -[[image:image-20220602100052-2.png||height="385" width="600"]]
429 +[[image:image-20220723100027-1.png]]
262 262  
263 263  
432 +Open the serial port tool
264 264  
265 -=== 1.9.2  Connection ===
434 +[[image:image-20220602161617-8.png]]
266 266  
436 +[[image:image-20220602161718-9.png||height="457" width="800"]]
267 267  
268 -[[image:image-20220602101311-3.png||height="276" width="600"]]
269 269  
270 270  
271 -(((
272 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
273 -)))
440 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
274 274  
275 -(((
276 -(% style="background-color:yellow" %)**GND  <-> GND
277 -TXD  <->  TXD
278 -RXD  <->  RXD**
279 -)))
442 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
280 280  
281 281  
282 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
445 +[[image:image-20220602161935-10.png||height="498" width="800"]]
283 283  
284 -Connect USB TTL Adapter to PC after connecting the wires
285 285  
286 286  
287 -[[image:image-20220602102240-4.png||height="304" width="600"]]
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  
453 +example: AT+SENDB=01,02,8,05820802581ea0a5
290 290  
291 -=== 1.9.3  Upgrade steps ===
455 +[[image:image-20220602162157-11.png||height="497" width="800"]]
292 292  
293 293  
294 294  
295 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
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 -[[image:image-20220602102824-5.png||height="306" width="600"]]
299 299  
300 300  
465 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
301 301  
302 302  
303 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
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 -[[image:image-20220817085447-1.png]]
472 +(% style="color:red" %)**Preconditions:**
307 307  
474 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
308 308  
476 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
309 309  
310 310  
311 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
312 312  
480 +(% style="color:blue" %)**Steps for usage:**
313 313  
482 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
314 314  
315 -(((
316 -(% 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]]**
317 -)))
484 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
318 318  
486 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
319 319  
320 -[[image:image-20220602103227-6.png]]
321 321  
322 322  
323 -[[image:image-20220602103357-7.png]]
490 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
324 324  
325 325  
493 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
326 326  
327 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
328 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
329 329  
496 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
330 330  
331 -[[image:image-20220602103844-8.png]]
498 +[[image:image-20220723100439-2.png]]
332 332  
333 333  
334 334  
335 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
336 -(% style="color:blue" %)**3.  Select the bin file to burn**
502 +(% style="color:blue" %)**2. Install Minicom in RPi.**
337 337  
504 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
338 338  
339 -[[image:image-20220602104144-9.png]]
506 + (% style="background-color:yellow" %)**apt update**
340 340  
508 + (% style="background-color:yellow" %)**apt install minicom**
341 341  
342 -[[image:image-20220602104251-10.png]]
343 343  
511 +Use minicom to connect to the RPI's terminal
344 344  
345 -[[image:image-20220602104402-11.png]]
513 +[[image:image-20220602153146-3.png||height="439" width="500"]]
346 346  
347 347  
348 348  
349 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
350 -(% style="color:blue" %)**4.  Click to start the download**
517 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
351 351  
519 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
352 352  
353 -[[image:image-20220602104923-13.png]]
354 354  
522 +[[image:image-20220602154928-5.png||height="436" width="500"]]
355 355  
356 356  
357 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
358 -(% style="color:blue" %)**5.  Check update process**
359 359  
526 +(% style="color:blue" %)**4. Send Uplink message**
360 360  
361 -[[image:image-20220602104948-14.png]]
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  
364 364  
365 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
366 -(% style="color:blue" %)**The following picture shows that the burning is successful**
533 +[[image:image-20220602160339-6.png||height="517" width="600"]]
367 367  
368 368  
369 -[[image:image-20220602105251-15.png]]
370 370  
537 +Check to see if TTN received the message
371 371  
539 +[[image:image-20220602160627-7.png||height="369" width="800"]]
372 372  
373 -= 2.  FAQ =
374 374  
375 -== 2.1  How to Compile Source Code for LA66? ==
376 376  
543 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
377 377  
378 -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]]
545 +=== 3.8.1 DRAGINO-LA66-APP ===
379 379  
547 +[[image:image-20220723102027-3.png]]
380 380  
549 +==== Overview： ====
381 381  
382 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
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  
385 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
555 +==== Conditions of Use： ====
386 386  
387 -= 3.  Order Info =
557 +Requires a type-c to USB adapter
388 388  
559 +[[image:image-20220723104754-4.png]]
389 389  
390 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
561 +==== Use of APP: ====
391 391  
563 +Function and page introduction
392 392  
393 -(% style="color:blue" %)**XXX**(%%): The default frequency band
565 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
394 394  
395 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
396 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
397 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
398 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
399 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
400 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
401 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
402 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
403 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
567 +1.Display LA66 USB LoRaWAN Module connection status
404 404  
569 +2.Check and reconnect
405 405  
406 -= 4.  Reference =
571 +3.Turn send timestamps on or off
407 407  
573 +4.Display LoRaWan connection status
408 408  
409 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
575 +5.Check LoRaWan connection status
410 410  
577 +6.The RSSI value of the node when the ACK is received
411 411  
412 -= 5.  FCC Statement =
579 +7.Node's Signal Strength Icon
413 413  
581 +8.Set the packet sending interval of the node in seconds
414 414  
415 -(% style="color:red" %)**FCC Caution:**
583 +9.AT command input box
416 416  
417 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
585 +10.Send AT command button
418 418  
419 -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.
587 +11.Node log box
420 420  
589 +12.clear log button
421 421  
422 -(% style="color:red" %)**IMPORTANT NOTE: **
591 +13.exit button
423 423  
424 -(% 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:
593 +LA66 USB LoRaWAN Module not connected
425 425  
426 -—Reorient or relocate the receiving antenna.
595 +[[image:image-20220723110520-5.png||height="903" width="677"]]
427 427  
428 -—Increase the separation between the equipment and receiver.
597 +Connect LA66 USB LoRaWAN Module
429 429  
430 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
599 +[[image:image-20220723110626-6.png||height="906" width="680"]]
431 431  
432 -—Consult the dealer or an experienced radio/TV technician for help.
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 ===
433 433  
603 +1.Register LA66 USB LoRaWAN Module to TTNV3
434 434  
435 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
605 +[[image:image-20220723134549-8.png]]
436 436  
437 -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. 
607 +2.Open Node-RED,And import the JSON file to generate the flow
608 +
609 +Sample JSON file please go to this link to download：放置JSON文件的链接
610 +
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/]]
612 +
613 +The following is the positioning effect map
614 +
615 +[[image:image-20220723144339-1.png]]
616 +
617 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
618 +
619 +The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
620 +
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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