Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 163.2 >
edited by Xiaoling
on 2022/09/12 08:46
To version < 122.1 >
edited by Herong Lu
on 2022/07/23 17:05
>
Change comment: Uploaded new attachment "image-20220723170545-4.png", version {1}

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
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
... ... @@ -65,12 +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 -
71 -== 1.3  Specification ==
72 -
73 -
74 74  * CPU: 32-bit 48 MHz
75 75  * Flash: 256KB
76 76  * RAM: 64KB
... ... @@ -89,308 +89,416 @@
89 89  * LoRa Rx current: <9 mA
90 90  * I/O Voltage: 3.3v
91 91  
187 +== 2.4  Pin Mapping & LED ==
92 92  
93 93  
94 94  
95 -== 1.4  Pin Mapping & LED ==
191 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
96 96  
97 97  
98 -[[image:image-20220817085048-1.png||height="533" width="734"]]
99 99  
195 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
100 100  
101 101  
102 -~1. The LED lights up red when there is an upstream data packet
103 -2. When the network is successfully connected, the green light will be on for 5 seconds
104 -3. Purple light on when receiving downlink data packets
105 105  
199 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
106 106  
107 -[[image:image-20220820112305-1.png||height="515" width="749"]]
108 108  
109 109  
203 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
110 110  
111 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
112 112  
206 +=== 2.8.1  Items needed for update ===
113 113  
114 -**Show connection diagram：**
208 +1. LA66 LoRaWAN Shield
209 +1. Arduino
210 +1. USB TO TTL Adapter
115 115  
212 +[[image:image-20220602100052-2.png||height="385" width="600"]]
116 116  
117 -[[image:image-20220723170210-2.png||height="908" width="681"]]
118 118  
215 +=== 2.8.2  Connection ===
119 119  
120 120  
121 -(% style="color:blue" %)**1.  open Arduino IDE**
218 +[[image:image-20220602101311-3.png||height="276" width="600"]]
122 122  
123 123  
124 -[[image:image-20220723170545-4.png]]
221 +(((
222 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
223 +)))
125 125  
225 +(((
226 +(% style="background-color:yellow" %)**GND  <-> GND
227 +TXD  <->  TXD
228 +RXD  <->  RXD**
229 +)))
126 126  
127 127  
128 -(% style="color:blue" %)**2.  Open project**
232 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
129 129  
234 +Connect USB TTL Adapter to PC after connecting the wires
130 130  
131 -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]]
132 132  
237 +[[image:image-20220602102240-4.png||height="304" width="600"]]
133 133  
134 -[[image:image-20220726135239-1.png]]
135 135  
240 +=== 2.8.3  Upgrade steps ===
136 136  
137 137  
138 -(% 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.  Switch SW1 to put in ISP position ====
139 139  
140 140  
141 -[[image:image-20220726135356-2.png]]
246 +[[image:image-20220602102824-5.png||height="306" width="600"]]
142 142  
143 143  
144 144  
145 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
250 +==== 2.  Press the RST switch once ====
146 146  
147 147  
148 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
253 +[[image:image-20220602104701-12.png||height="285" width="600"]]
149 149  
150 150  
151 151  
152 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
257 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
153 153  
154 154  
155 -(% style="color:blue" %)**1.  Open project**
260 +(((
261 +(% 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/]]**
262 +)))
156 156  
157 157  
158 -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]]
265 +[[image:image-20220602103227-6.png]]
159 159  
160 160  
161 -[[image:image-20220723172502-8.png]]
268 +[[image:image-20220602103357-7.png]]
162 162  
163 163  
164 164  
165 -(% 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**
272 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
273 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
166 166  
167 167  
168 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
276 +[[image:image-20220602103844-8.png]]
169 169  
170 170  
171 171  
172 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
280 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
281 +(% style="color:blue" %)**3. Select the bin file to burn**
173 173  
174 174  
175 -(% style="color:blue" %)**1.  Open project**
284 +[[image:image-20220602104144-9.png]]
176 176  
177 177  
178 -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]]
287 +[[image:image-20220602104251-10.png]]
179 179  
180 180  
181 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
290 +[[image:image-20220602104402-11.png]]
182 182  
183 183  
184 184  
185 -(% 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**
294 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
295 +(% style="color:blue" %)**4. Click to start the download**
186 186  
297 +[[image:image-20220602104923-13.png]]
187 187  
188 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
189 189  
190 190  
301 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
302 +(% style="color:blue" %)**5. Check update process**
191 191  
192 192  
305 +[[image:image-20220602104948-14.png]]
193 193  
194 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
195 195  
196 196  
197 -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/]]
309 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
310 +(% style="color:blue" %)**The following picture shows that the burning is successful**
198 198  
312 +[[image:image-20220602105251-15.png]]
199 199  
200 -[[image:image-20220723175700-12.png||height="602" width="995"]]
201 201  
202 202  
316 += 3.  LA66 USB LoRaWAN Adapter =
203 203  
204 -== 1.8  Example: How to join helium ==
205 205  
319 +== 3.1  Overview ==
206 206  
207 -(% style="color:blue" %)**1.  Create a new device.**
208 208  
322 +[[image:image-20220715001142-3.png||height="145" width="220"]]
209 209  
210 -[[image:image-20220907165500-1.png||height="464" width="940"]]
211 211  
325 +(((
326 +(% 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.
327 +)))
212 212  
329 +(((
330 +(% 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.
331 +)))
213 213  
214 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
333 +(((
334 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
335 +)))
215 215  
337 +(((
338 +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.
339 +)))
216 216  
217 -[[image:image-20220907165837-2.png||height="375" width="809"]]
341 +(((
342 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
343 +)))
218 218  
219 219  
220 220  
221 -(% style="color:blue" %)**3.  Use AT commands.**
347 +== 3.2  Features ==
222 222  
349 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
350 +* Ultra-long RF range
351 +* Support LoRaWAN v1.0.4 protocol
352 +* Support peer-to-peer protocol
353 +* TCXO crystal to ensure RF performance on low temperature
354 +* Spring RF antenna
355 +* Available in different frequency LoRaWAN frequency bands.
356 +* World-wide unique OTAA keys.
357 +* AT Command via UART-TTL interface
358 +* Firmware upgradable via UART interface
359 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
223 223  
224 -[[image:image-20220602100052-2.png||height="385" width="600"]]
361 +== 3.3  Specification ==
225 225  
363 +* CPU: 32-bit 48 MHz
364 +* Flash: 256KB
365 +* RAM: 64KB
366 +* Input Power Range: 5v
367 +* Frequency Range: 150 MHz ~~ 960 MHz
368 +* Maximum Power +22 dBm constant RF output
369 +* High sensitivity: -148 dBm
370 +* Temperature:
371 +** Storage: -55 ~~ +125℃
372 +** Operating: -40 ~~ +85℃
373 +* Humidity:
374 +** Storage: 5 ~~ 95% (Non-Condensing)
375 +** Operating: 10 ~~ 95% (Non-Condensing)
376 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
377 +* LoRa Rx current: <9 mA
226 226  
379 +== 3.4  Pin Mapping & LED ==
227 227  
228 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
229 229  
230 230  
231 -[[image:image-20220907170308-3.png||height="556" width="617"]]
383 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
232 232  
233 233  
386 +(((
387 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
388 +)))
234 234  
235 -(% style="color:blue" %)**5.  Network successfully.**
236 236  
391 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
237 237  
238 -[[image:image-20220907170436-4.png]]
239 239  
394 +[[image:image-20220723100027-1.png]]
240 240  
241 241  
242 -(% style="color:blue" %)**6.  Send uplink using command**
397 +Open the serial port tool
243 243  
399 +[[image:image-20220602161617-8.png]]
244 244  
245 -[[image:image-20220912084334-1.png]]
401 +[[image:image-20220602161718-9.png||height="457" width="800"]]
246 246  
247 247  
248 -[[image:image-20220912084412-3.png]]
249 249  
405 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
250 250  
407 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
251 251  
252 -[[image:image-20220907170744-6.png||height="242" width="798"]]
253 253  
410 +[[image:image-20220602161935-10.png||height="498" width="800"]]
254 254  
255 255  
256 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
257 257  
414 +(% style="color:blue" %)**3. See Uplink Command**
258 258  
259 -=== 1.9.1  Items needed for update ===
416 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
260 260  
418 +example: AT+SENDB=01,02,8,05820802581ea0a5
261 261  
262 -1. LA66 LoRaWAN Shield
263 -1. Arduino
264 -1. USB TO TTL Adapter
420 +[[image:image-20220602162157-11.png||height="497" width="800"]]
265 265  
266 -[[image:image-20220602100052-2.png||height="385" width="600"]]
267 267  
268 268  
424 +(% style="color:blue" %)**4. Check to see if TTN received the message**
269 269  
270 -=== 1.9.2  Connection ===
426 +[[image:image-20220602162331-12.png||height="420" width="800"]]
271 271  
272 272  
273 -[[image:image-20220602101311-3.png||height="276" width="600"]]
274 274  
430 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
275 275  
276 -(((
277 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
278 -)))
279 279  
280 -(((
281 -(% style="background-color:yellow" %)**GND  <-> GND
282 -TXD  <->  TXD
283 -RXD  <->  RXD**
284 -)))
433 +**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]]
285 285  
435 +(**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]])
286 286  
287 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
437 +(% style="color:red" %)**Preconditions:**
288 288  
289 -Connect USB TTL Adapter to PC after connecting the wires
439 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
290 290  
441 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
291 291  
292 -[[image:image-20220602102240-4.png||height="304" width="600"]]
293 293  
294 294  
445 +(% style="color:blue" %)**Steps for usage:**
295 295  
296 -=== 1.9.3  Upgrade steps ===
447 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
297 297  
449 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
298 298  
451 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
299 299  
300 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
301 301  
302 302  
303 -[[image:image-20220602102824-5.png||height="306" width="600"]]
455 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
304 304  
305 305  
458 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
306 306  
307 307  
308 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
461 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
309 309  
463 +[[image:image-20220723100439-2.png]]
310 310  
311 -[[image:image-20220817085447-1.png]]
312 312  
313 313  
467 +(% style="color:blue" %)**2. Install Minicom in RPi.**
314 314  
469 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
315 315  
316 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
471 + (% style="background-color:yellow" %)**apt update**
317 317  
473 + (% style="background-color:yellow" %)**apt install minicom**
318 318  
319 319  
320 -(((
321 -(% 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]]**
322 -)))
476 +Use minicom to connect to the RPI's terminal
323 323  
478 +[[image:image-20220602153146-3.png||height="439" width="500"]]
324 324  
325 -[[image:image-20220602103227-6.png]]
326 326  
327 327  
328 -[[image:image-20220602103357-7.png]]
482 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
329 329  
484 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
330 330  
331 331  
332 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
333 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
487 +[[image:image-20220602154928-5.png||height="436" width="500"]]
334 334  
335 335  
336 -[[image:image-20220602103844-8.png]]
337 337  
491 +(% style="color:blue" %)**4. Send Uplink message**
338 338  
493 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
339 339  
340 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
341 -(% style="color:blue" %)**3.  Select the bin file to burn**
495 +example: AT+SENDB=01,02,8,05820802581ea0a5
342 342  
343 343  
344 -[[image:image-20220602104144-9.png]]
498 +[[image:image-20220602160339-6.png||height="517" width="600"]]
345 345  
346 346  
347 -[[image:image-20220602104251-10.png]]
348 348  
502 +Check to see if TTN received the message
349 349  
350 -[[image:image-20220602104402-11.png]]
504 +[[image:image-20220602160627-7.png||height="369" width="800"]]
351 351  
352 352  
353 353  
354 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
355 -(% style="color:blue" %)**4.  Click to start the download**
508 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
356 356  
510 +=== 3.8.1 DRAGINO-LA66-APP ===
357 357  
358 -[[image:image-20220602104923-13.png]]
512 +[[image:image-20220723102027-3.png]]
359 359  
514 +==== Overview： ====
360 360  
516 +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.
361 361  
362 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
363 -(% style="color:blue" %)**5.  Check update process**
518 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
364 364  
520 +==== Conditions of Use： ====
365 365  
366 -[[image:image-20220602104948-14.png]]
522 +Requires a type-c to USB adapter
367 367  
524 +[[image:image-20220723104754-4.png]]
368 368  
526 +==== Use of APP: ====
369 369  
370 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
371 -(% style="color:blue" %)**The following picture shows that the burning is successful**
528 +Function and page introduction
372 372  
530 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
373 373  
374 -[[image:image-20220602105251-15.png]]
532 +1.Display LA66 USB LoRaWAN Module connection status
375 375  
534 +2.Check and reconnect
376 376  
536 +3.Turn send timestamps on or off
377 377  
378 -= 2.  FAQ =
538 +4.Display LoRaWan connection status
379 379  
540 +5.Check LoRaWan connection status
380 380  
381 -== 2.1  How to Compile Source Code for LA66? ==
542 +6.The RSSI value of the node when the ACK is received
382 382  
544 +7.Node's Signal Strength Icon
383 383  
384 -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]]
546 +8.Set the packet sending interval of the node in seconds
385 385  
548 +9.AT command input box
386 386  
550 +10.Send AT command button
387 387  
388 -= 3.  Order Info =
552 +11.Node log box
389 389  
554 +12.clear log button
390 390  
391 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
556 +13.exit button
392 392  
558 +LA66 USB LoRaWAN Module not connected
393 393  
560 +[[image:image-20220723110520-5.png||height="903" width="677"]]
561 +
562 +Connect LA66 USB LoRaWAN Module
563 +
564 +[[image:image-20220723110626-6.png||height="906" width="680"]]
565 +
566 +=== 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 ===
567 +
568 +1.Register LA66 USB LoRaWAN Module to TTNV3
569 +
570 +[[image:image-20220723134549-8.png]]
571 +
572 +2.Open Node-RED,And import the JSON file to generate the flow
573 +
574 +Sample JSON file please go to this link to download：放置JSON文件的链接
575 +
576 +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/]]
577 +
578 +The following is the positioning effect map
579 +
580 +[[image:image-20220723144339-1.png]]
581 +
582 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
583 +
584 +The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
585 +
586 +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)
587 +
588 +[[image:image-20220723150132-2.png]]
589 +
590 +
591 += 4.  Order Info =
592 +
593 +
594 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
595 +
596 +
394 394  (% style="color:blue" %)**XXX**(%%): The default frequency band
395 395  
396 396  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -403,12 +403,6 @@
403 403  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
404 404  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
405 405  
609 += 5.  Reference =
406 406  
407 -
408 -
409 -= 4.  Reference =
410 -
411 -
412 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
413 -
414 -
611 +* 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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