Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 165.4 >
edited by Xiaoling
on 2022/10/10 11:37
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
... ... @@ -65,9 +65,8 @@
65 65  * Firmware upgradable via UART interface
66 66  * Ultra-long RF range
67 67  
68 -== 1.3  Specification ==
167 +== 2.3  Specification ==
69 69  
70 -
71 71  * CPU: 32-bit 48 MHz
72 72  * Flash: 256KB
73 73  * RAM: 64KB
... ... @@ -86,356 +86,463 @@
86 86  * LoRa Rx current: <9 mA
87 87  * I/O Voltage: 3.3v
88 88  
89 -== 1.4  Pin Mapping & LED ==
187 +== 2.4  LED ==
90 90  
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
91 91  
92 -[[image:image-20220817085048-1.png||height="533" width="734"]]
93 93  
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
94 94  
196 +Show connection diagram：
95 95  
96 -~1. The LED lights up red when there is an upstream data packet
97 -2. When the network is successfully connected, the green light will be on for 5 seconds
98 -3. Purple light on when receiving downlink data packets
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
99 99  
200 +1.open Arduino IDE
100 100  
101 -[[image:image-20220820112305-1.png||height="515" width="749"]]
202 +[[image:image-20220723170545-4.png]]
102 102  
204 +2.Open project
103 103  
206 +[[image:image-20220723170750-5.png||height="533" width="930"]]
104 104  
105 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
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  
210 +[[image:image-20220723171228-6.png]]
107 107  
108 -**Show connection diagram：**
212 +4.After the upload is successful, open the serial port monitoring and send the AT command
109 109  
214 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
110 110  
111 -[[image:image-20220723170210-2.png||height="908" width="681"]]
216 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
112 112  
218 +1.Open project
113 113  
220 +[[image:image-20220723172502-8.png]]
114 114  
115 -(% style="color:blue" %)**1.  open Arduino IDE**
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  
224 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
117 117  
118 -[[image:image-20220723170545-4.png]]
119 119  
227 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
120 120  
229 +1.Open project
121 121  
122 -(% style="color:blue" %)**2.  Open project**
231 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
123 123  
233 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
124 124  
125 -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]]
235 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
126 126  
127 127  
128 -[[image:image-20220726135239-1.png]]
238 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
129 129  
130 130  
241 +=== 2.8.1  Items needed for update ===
131 131  
132 -(% 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
133 133  
247 +[[image:image-20220602100052-2.png||height="385" width="600"]]
134 134  
135 -[[image:image-20220726135356-2.png]]
136 136  
250 +=== 2.8.2  Connection ===
137 137  
138 138  
139 -(% 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"]]
140 140  
141 141  
142 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
256 +(((
257 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
258 +)))
143 143  
260 +(((
261 +(% style="background-color:yellow" %)**GND  <-> GND
262 +TXD  <->  TXD
263 +RXD  <->  RXD**
264 +)))
144 144  
145 145  
146 -== 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)
147 147  
269 +Connect USB TTL Adapter to PC after connecting the wires
148 148  
149 -(% style="color:blue" %)**1.  Open project**
150 150  
272 +[[image:image-20220602102240-4.png||height="304" width="600"]]
151 151  
152 -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]]
153 153  
275 +=== 2.8.3  Upgrade steps ===
154 154  
155 -[[image:image-20220723172502-8.png]]
156 156  
278 +==== 1.  Switch SW1 to put in ISP position ====
157 157  
158 158  
159 -(% 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"]]
160 160  
161 161  
162 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
163 163  
285 +==== 2.  Press the RST switch once ====
164 164  
165 165  
166 -== 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"]]
167 167  
168 168  
169 -(% style="color:blue" %)**1.  Open project**
170 170  
292 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
171 171  
172 -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]]
173 173  
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 +)))
174 174  
175 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
176 176  
300 +[[image:image-20220602103227-6.png]]
177 177  
178 178  
179 -(% 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]]
180 180  
181 181  
182 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
183 183  
307 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
308 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
184 184  
185 185  
311 +[[image:image-20220602103844-8.png]]
186 186  
187 187  
188 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
189 189  
315 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
316 +(% style="color:blue" %)**3. Select the bin file to burn**
190 190  
191 -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/]]
192 192  
319 +[[image:image-20220602104144-9.png]]
193 193  
194 -[[image:image-20220723175700-12.png||height="602" width="995"]]
195 195  
322 +[[image:image-20220602104251-10.png]]
196 196  
197 197  
198 -== 1.8  Example: How to join helium ==
325 +[[image:image-20220602104402-11.png]]
199 199  
200 200  
201 -(% style="color:blue" %)**1.  Create a new device.**
202 202  
329 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
330 +(% style="color:blue" %)**4. Click to start the download**
203 203  
204 -[[image:image-20220907165500-1.png||height="464" width="940"]]
332 +[[image:image-20220602104923-13.png]]
205 205  
206 206  
207 207  
208 -(% 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**
209 209  
210 210  
211 -[[image:image-20220907165837-2.png||height="375" width="809"]]
340 +[[image:image-20220602104948-14.png]]
212 212  
213 213  
214 214  
215 -(% 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**
216 216  
347 +[[image:image-20220602105251-15.png]]
217 217  
218 -[[image:image-20220602100052-2.png||height="385" width="600"]]
219 219  
220 220  
351 += 3.  LA66 USB LoRaWAN Adapter =
221 221  
222 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
223 223  
354 +== 3.1  Overview ==
224 224  
225 -[[image:image-20220907170308-3.png||height="556" width="617"]]
226 226  
357 +[[image:image-20220715001142-3.png||height="145" width="220"]]
227 227  
228 228  
229 -(% 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 +)))
230 230  
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 +)))
231 231  
232 -[[image:image-20220907170436-4.png]]
368 +(((
369 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
370 +)))
233 233  
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 +)))
234 234  
376 +(((
377 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
378 +)))
235 235  
236 -(% style="color:blue" %)**6.  Send uplink using command**
237 237  
238 238  
239 -[[image:image-20220912084334-1.png]]
382 +== 3.2  Features ==
240 240  
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.
241 241  
242 -[[image:image-20220912084412-3.png]]
396 +== 3.3  Specification ==
243 243  
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
244 244  
414 +== 3.4  Pin Mapping & LED ==
245 245  
246 -[[image:image-20220907170744-6.png||height="242" width="798"]]
247 247  
248 248  
418 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
249 249  
250 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
251 251  
421 +(((
422 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
423 +)))
252 252  
253 -=== 1.9.1  Items needed for update ===
254 254  
426 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
255 255  
256 -1. LA66 LoRaWAN Shield
257 -1. Arduino
258 -1. USB TO TTL Adapter
259 259  
260 -[[image:image-20220602100052-2.png||height="385" width="600"]]
429 +[[image:image-20220723100027-1.png]]
261 261  
262 262  
432 +Open the serial port tool
263 263  
264 -=== 1.9.2  Connection ===
434 +[[image:image-20220602161617-8.png]]
265 265  
436 +[[image:image-20220602161718-9.png||height="457" width="800"]]
266 266  
267 -[[image:image-20220602101311-3.png||height="276" width="600"]]
268 268  
269 269  
270 -(((
271 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
272 -)))
440 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
273 273  
274 -(((
275 -(% style="background-color:yellow" %)**GND  <-> GND
276 -TXD  <->  TXD
277 -RXD  <->  RXD**
278 -)))
442 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
279 279  
280 280  
281 -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"]]
282 282  
283 -Connect USB TTL Adapter to PC after connecting the wires
284 284  
285 285  
286 -[[image:image-20220602102240-4.png||height="304" width="600"]]
449 +(% style="color:blue" %)**3. See Uplink Command**
287 287  
451 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
288 288  
453 +example: AT+SENDB=01,02,8,05820802581ea0a5
289 289  
290 -=== 1.9.3  Upgrade steps ===
455 +[[image:image-20220602162157-11.png||height="497" width="800"]]
291 291  
292 292  
293 293  
294 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
459 +(% style="color:blue" %)**4. Check to see if TTN received the message**
295 295  
461 +[[image:image-20220602162331-12.png||height="420" width="800"]]
296 296  
297 -[[image:image-20220602102824-5.png||height="306" width="600"]]
298 298  
299 299  
465 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
300 300  
301 301  
302 -==== (% 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]]
303 303  
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]])
304 304  
305 -[[image:image-20220817085447-1.png]]
472 +(% style="color:red" %)**Preconditions:**
306 306  
474 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
307 307  
476 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
308 308  
309 309  
310 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
311 311  
480 +(% style="color:blue" %)**Steps for usage:**
312 312  
482 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
313 313  
314 -(((
315 -(% 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]]**
316 -)))
484 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
317 317  
486 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
318 318  
319 -[[image:image-20220602103227-6.png]]
320 320  
321 321  
322 -[[image:image-20220602103357-7.png]]
490 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
323 323  
324 324  
493 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
325 325  
326 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
327 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
328 328  
496 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
329 329  
330 -[[image:image-20220602103844-8.png]]
498 +[[image:image-20220723100439-2.png]]
331 331  
332 332  
333 333  
334 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
335 -(% style="color:blue" %)**3.  Select the bin file to burn**
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 -[[image:image-20220602104144-9.png]]
506 + (% style="background-color:yellow" %)**apt update**
339 339  
508 + (% style="background-color:yellow" %)**apt install minicom**
340 340  
341 -[[image:image-20220602104251-10.png]]
342 342  
511 +Use minicom to connect to the RPI's terminal
343 343  
344 -[[image:image-20220602104402-11.png]]
513 +[[image:image-20220602153146-3.png||height="439" width="500"]]
345 345  
346 346  
347 347  
348 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
349 -(% 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.**
350 350  
519 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
351 351  
352 -[[image:image-20220602104923-13.png]]
353 353  
522 +[[image:image-20220602154928-5.png||height="436" width="500"]]
354 354  
355 355  
356 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
357 -(% style="color:blue" %)**5.  Check update process**
358 358  
526 +(% style="color:blue" %)**4. Send Uplink message**
359 359  
360 -[[image:image-20220602104948-14.png]]
528 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
361 361  
530 +example: AT+SENDB=01,02,8,05820802581ea0a5
362 362  
363 363  
364 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
365 -(% style="color:blue" %)**The following picture shows that the burning is successful**
533 +[[image:image-20220602160339-6.png||height="517" width="600"]]
366 366  
367 367  
368 -[[image:image-20220602105251-15.png]]
369 369  
537 +Check to see if TTN received the message
370 370  
539 +[[image:image-20220602160627-7.png||height="369" width="800"]]
371 371  
372 -= 2.  FAQ =
373 373  
374 374  
375 -== 2.1  How to Compile Source Code for LA66? ==
543 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
376 376  
545 +=== 3.8.1 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]]
547 +[[image:image-20220723102027-3.png]]
379 379  
549 +==== Overview： ====
380 380  
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.
381 381  
382 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
553 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
383 383  
555 +==== Conditions of Use： ====
384 384  
385 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
557 +Requires a type-c to USB adapter
386 386  
559 +[[image:image-20220723104754-4.png]]
387 387  
561 +==== Use of APP: ====
388 388  
389 -= 3.  Order Info =
563 +Function and page introduction
390 390  
565 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
391 391  
392 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
567 +1.Display LA66 USB LoRaWAN Module connection status
393 393  
569 +2.Check and reconnect
394 394  
395 -(% style="color:blue" %)**XXX**(%%): The default frequency band
571 +3.Turn send timestamps on or off
396 396  
397 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
398 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
399 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
400 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
401 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
402 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
403 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
404 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
405 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
573 +4.Display LoRaWan connection status
406 406  
575 +5.Check LoRaWan connection status
407 407  
577 +6.The RSSI value of the node when the ACK is received
408 408  
409 -= 4.  Reference =
579 +7.Node's Signal Strength Icon
410 410  
581 +8.Set the packet sending interval of the node in seconds
411 411  
412 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
583 +9.AT command input box
413 413  
585 +10.Send AT command button
414 414  
587 +11.Node log box
415 415  
416 -= 5.  FCC Statement =
589 +12.clear log button
417 417  
591 +13.exit button
418 418  
419 -(% style="color:red" %)**FCC Caution:**
593 +LA66 USB LoRaWAN Module not connected
420 420  
421 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
595 +[[image:image-20220723110520-5.png||height="903" width="677"]]
422 422  
423 -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.
597 +Connect LA66 USB LoRaWAN Module
424 424  
599 +[[image:image-20220723110626-6.png||height="906" width="680"]]
425 425  
426 -(% style="color:red" %)**IMPORTANT NOTE: **
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 ===
427 427  
428 -(% 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:
603 +1.Register LA66 USB LoRaWAN Module to TTNV3
429 429  
430 -—Reorient or relocate the receiving antenna.
605 +[[image:image-20220723134549-8.png]]
431 431  
432 -—Increase the separation between the equipment and receiver.
607 +2.Open Node-RED,And import the JSON file to generate the flow
433 433  
434 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
609 +Sample JSON file please go to this link to download：放置JSON文件的链接
435 435  
436 -—Consult the dealer or an experienced radio/TV technician for help.
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  
613 +The following is the positioning effect map
438 438  
439 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
615 +[[image:image-20220723144339-1.png]]
440 440  
441 -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. 
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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