Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 165.1 >
edited by Edwin Chen
on 2022/09/24 13:43
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
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
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
... ... @@ -87,310 +87,451 @@
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/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
128 128  
238 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
129 129  
130 -[[image:image-20220726135239-1.png]]
131 131  
241 +=== 2.8.1  Items needed for update ===
132 132  
243 +1. LA66 LoRaWAN Shield
244 +1. Arduino
245 +1. USB TO TTL Adapter
133 133  
134 -(% 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**
247 +[[image:image-20220602100052-2.png||height="385" width="600"]]
135 135  
136 136  
137 -[[image:image-20220726135356-2.png]]
250 +=== 2.8.2  Connection ===
138 138  
139 139  
253 +[[image:image-20220602101311-3.png||height="276" width="600"]]
140 140  
141 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
142 142  
256 +(((
257 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
258 +)))
143 143  
144 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
260 +(((
261 +(% style="background-color:yellow" %)**GND  <-> GND
262 +TXD  <->  TXD
263 +RXD  <->  RXD**
264 +)))
145 145  
146 146  
267 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
147 147  
148 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
269 +Connect USB TTL Adapter to PC after connecting the wires
149 149  
150 150  
151 -(% style="color:blue" %)**1.  Open project**
272 +[[image:image-20220602102240-4.png||height="304" width="600"]]
152 152  
153 153  
154 -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]]
275 +=== 2.8.3  Upgrade steps ===
155 155  
156 156  
157 -[[image:image-20220723172502-8.png]]
278 +==== 1.  Switch SW1 to put in ISP position ====
158 158  
159 159  
281 +[[image:image-20220602102824-5.png||height="306" width="600"]]
160 160  
161 -(% 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**
162 162  
163 163  
164 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
285 +==== 2.  Press the RST switch once ====
165 165  
166 166  
288 +[[image:image-20220602104701-12.png||height="285" width="600"]]
167 167  
168 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
169 169  
170 170  
171 -(% style="color:blue" %)**1.  Open project**
292 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
172 172  
173 173  
174 -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]]
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  
176 176  
177 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
300 +[[image:image-20220602103227-6.png]]
178 178  
179 179  
303 +[[image:image-20220602103357-7.png]]
180 180  
181 -(% 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**
182 182  
183 183  
184 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
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  
189 189  
190 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
315 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
316 +(% style="color:blue" %)**3. Select the bin file to burn**
191 191  
192 192  
193 -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/]]
319 +[[image:image-20220602104144-9.png]]
194 194  
195 195  
196 -[[image:image-20220723175700-12.png||height="602" width="995"]]
322 +[[image:image-20220602104251-10.png]]
197 197  
198 198  
325 +[[image:image-20220602104402-11.png]]
199 199  
200 -== 1.8  Example: How to join helium ==
201 201  
202 202  
203 -(% style="color:blue" %)**1.  Create a new device.**
329 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
330 +(% style="color:blue" %)**4. Click to start the download**
204 204  
332 +[[image:image-20220602104923-13.png]]
205 205  
206 -[[image:image-20220907165500-1.png||height="464" width="940"]]
207 207  
208 208  
336 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
337 +(% style="color:blue" %)**5. Check update process**
209 209  
210 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
211 211  
340 +[[image:image-20220602104948-14.png]]
212 212  
213 -[[image:image-20220907165837-2.png||height="375" width="809"]]
214 214  
215 215  
344 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
345 +(% style="color:blue" %)**The following picture shows that the burning is successful**
216 216  
217 -(% style="color:blue" %)**3.  Use AT commands.**
347 +[[image:image-20220602105251-15.png]]
218 218  
219 219  
220 -[[image:image-20220602100052-2.png||height="385" width="600"]]
221 221  
351 += 3.  LA66 USB LoRaWAN Adapter =
222 222  
223 223  
224 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
354 +== 3.1  Overview ==
225 225  
226 226  
227 -[[image:image-20220907170308-3.png||height="556" width="617"]]
357 +[[image:image-20220715001142-3.png||height="145" width="220"]]
228 228  
229 229  
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  
231 -(% style="color:blue" %)**5.  Network successfully.**
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  
368 +(((
369 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
370 +)))
233 233  
234 -[[image:image-20220907170436-4.png]]
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  
237 237  
238 -(% style="color:blue" %)**6.  Send uplink using command**
239 239  
382 +== 3.2  Features ==
240 240  
241 -[[image:image-20220912084334-1.png]]
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  
396 +== 3.3  Specification ==
243 243  
244 -[[image:image-20220912084412-3.png]]
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  
247 247  
248 -[[image:image-20220907170744-6.png||height="242" width="798"]]
249 249  
418 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
250 250  
251 251  
252 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
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  
254 254  
255 -=== 1.9.1  Items needed for update ===
426 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
256 256  
257 257  
258 -1. LA66 LoRaWAN Shield
259 -1. Arduino
260 -1. USB TO TTL Adapter
429 +[[image:image-20220723100027-1.png]]
261 261  
262 -[[image:image-20220602100052-2.png||height="385" width="600"]]
263 263  
432 +Open the serial port tool
264 264  
434 +[[image:image-20220602161617-8.png]]
265 265  
266 -=== 1.9.2  Connection ===
436 +[[image:image-20220602161718-9.png||height="457" width="800"]]
267 267  
268 268  
269 -[[image:image-20220602101311-3.png||height="276" width="600"]]
270 270  
440 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
271 271  
272 -(((
273 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
274 -)))
442 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
275 275  
276 -(((
277 -(% style="background-color:yellow" %)**GND  <-> GND
278 -TXD  <->  TXD
279 -RXD  <->  RXD**
280 -)))
281 281  
445 +[[image:image-20220602161935-10.png||height="498" width="800"]]
282 282  
283 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
284 284  
285 -Connect USB TTL Adapter to PC after connecting the wires
286 286  
449 +(% style="color:blue" %)**3. See Uplink Command**
287 287  
288 -[[image:image-20220602102240-4.png||height="304" width="600"]]
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  
455 +[[image:image-20220602162157-11.png||height="497" width="800"]]
291 291  
292 -=== 1.9.3  Upgrade steps ===
293 293  
294 294  
459 +(% style="color:blue" %)**4. Check to see if TTN received the message**
295 295  
296 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
461 +[[image:image-20220602162331-12.png||height="420" width="800"]]
297 297  
298 298  
299 -[[image:image-20220602102824-5.png||height="306" width="600"]]
300 300  
465 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
301 301  
302 302  
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  
304 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
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  
472 +(% style="color:red" %)**Preconditions:**
306 306  
307 -[[image:image-20220817085447-1.png]]
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  
311 311  
312 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
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  
484 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
315 315  
316 -(((
317 -(% 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]]**
318 -)))
486 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
319 319  
320 320  
321 -[[image:image-20220602103227-6.png]]
322 322  
490 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
323 323  
324 -[[image:image-20220602103357-7.png]]
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  
327 327  
328 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
329 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
496 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
330 330  
498 +[[image:image-20220723100439-2.png]]
331 331  
332 -[[image:image-20220602103844-8.png]]
333 333  
334 334  
502 +(% style="color:blue" %)**2. Install Minicom in RPi.**
335 335  
336 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
337 -(% style="color:blue" %)**3.  Select the bin file to burn**
504 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
338 338  
506 + (% style="background-color:yellow" %)**apt update**
339 339  
340 -[[image:image-20220602104144-9.png]]
508 + (% style="background-color:yellow" %)**apt install minicom**
341 341  
342 342  
343 -[[image:image-20220602104251-10.png]]
511 +Use minicom to connect to the RPI's terminal
344 344  
513 +[[image:image-20220602153146-3.png||height="439" width="500"]]
345 345  
346 -[[image:image-20220602104402-11.png]]
347 347  
348 348  
517 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
349 349  
350 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
351 -(% style="color:blue" %)**4.  Click to start the download**
519 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
352 352  
353 353  
354 -[[image:image-20220602104923-13.png]]
522 +[[image:image-20220602154928-5.png||height="436" width="500"]]
355 355  
356 356  
357 357  
358 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
359 -(% style="color:blue" %)**5.  Check update process**
526 +(% style="color:blue" %)**4. Send Uplink message**
360 360  
528 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
361 361  
362 -[[image:image-20220602104948-14.png]]
530 +example: AT+SENDB=01,02,8,05820802581ea0a5
363 363  
364 364  
533 +[[image:image-20220602160339-6.png||height="517" width="600"]]
365 365  
366 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
367 -(% style="color:blue" %)**The following picture shows that the burning is successful**
368 368  
369 369  
370 -[[image:image-20220602105251-15.png]]
537 +Check to see if TTN received the message
371 371  
539 +[[image:image-20220602160627-7.png||height="369" width="800"]]
372 372  
373 373  
374 -= 2.  FAQ =
375 375  
543 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
376 376  
377 -== 2.1  How to Compile Source Code for LA66? ==
545 +=== 3.8.1 DRAGINO-LA66-APP ===
378 378  
547 +[[image:image-20220723102027-3.png]]
379 379  
380 -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]]
549 +==== Overview： ====
381 381  
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.
382 382  
383 -== 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）
384 384  
555 +==== Conditions of Use： ====
385 385  
386 -* [[Instruction for LA66 Peer to Peer firmware>>Instruction for LA66 Peer to Peer firmware]].
557 +Requires a type-c to USB adapter
387 387  
388 -= 3.  Order Info =
559 +[[image:image-20220723104754-4.png]]
389 389  
561 +==== Use of APP: ====
390 390  
391 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
563 +Function and page introduction
392 392  
565 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
393 393  
567 +1.Display LA66 USB LoRaWAN Module connection status
568 +
569 +2.Check and reconnect
570 +
571 +3.Turn send timestamps on or off
572 +
573 +4.Display LoRaWan connection status
574 +
575 +5.Check LoRaWan connection status
576 +
577 +6.The RSSI value of the node when the ACK is received
578 +
579 +7.Node's Signal Strength Icon
580 +
581 +8.Set the packet sending interval of the node in seconds
582 +
583 +9.AT command input box
584 +
585 +10.Send AT command button
586 +
587 +11.Node log box
588 +
589 +12.clear log button
590 +
591 +13.exit button
592 +
593 +LA66 USB LoRaWAN Module not connected
594 +
595 +[[image:image-20220723110520-5.png||height="903" width="677"]]
596 +
597 +Connect LA66 USB LoRaWAN Module
598 +
599 +[[image:image-20220723110626-6.png||height="906" width="680"]]
600 +
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 ===
602 +
603 +1.Register LA66 USB LoRaWAN Module to TTNV3
604 +
605 +[[image:image-20220723134549-8.png]]
606 +
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 +
394 394  (% style="color:blue" %)**XXX**(%%): The default frequency band
395 395  
396 396  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -403,10 +403,6 @@
403 403  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
404 404  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
405 405  
644 += 5.  Reference =
406 406  
407 -= 4.  Reference =
408 -
409 -
410 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
411 -
412 -
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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