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 < 98.2 >
edited by Xiaoling
on 2022/07/18 09:56
>
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Summary

Details

Page properties
Title
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1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Content
... ... @@ -6,59 +6,41 @@
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 16  (((
17 -[[image:image-20220715000826-2.png||height="145" width="220"]]
18 -)))
16 +[[image:image-20220715000242-1.png||height="110" width="132"]]
19 19  
20 -(((
21 -
18 +(% 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.
22 22  )))
23 23  
24 24  (((
25 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
22 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
26 26  )))
27 27  
28 28  (((
29 -(((
30 -(% 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.
31 -)))
32 -)))
33 -
34 -(((
35 -(((
36 36  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
37 37  )))
38 -)))
39 39  
40 40  (((
41 -(((
42 42  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.
43 43  )))
44 -)))
45 45  
46 46  (((
47 -(((
48 48  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
49 49  )))
50 -)))
51 51  
52 52  
53 -
54 54  == 1.2  Features ==
55 55  
56 -
57 -* Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
40 +* 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 -* SMA connector
43 +* SMD Antenna pad and i-pex antenna connector
62 62  * Available in different frequency LoRaWAN frequency bands.
63 63  * World-wide unique OTAA keys.
64 64  * AT Command via UART-TTL interface
... ... @@ -67,7 +67,6 @@
67 67  
68 68  == 1.3  Specification ==
69 69  
70 -
71 71  * CPU: 32-bit 48 MHz
72 72  * Flash: 256KB
73 73  * RAM: 64KB
... ... @@ -86,356 +86,430 @@
86 86  * LoRa Rx current: <9 mA
87 87  * I/O Voltage: 3.3v
88 88  
89 -== 1.4  Pin Mapping & LED ==
90 90  
91 91  
92 -[[image:image-20220817085048-1.png||height="533" width="734"]]
93 93  
73 +== 1.4  AT Command ==
94 94  
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
76 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
99 99  
100 100  
101 -[[image:image-20220820112305-1.png||height="515" width="749"]]
79 +== 1.5  Dimension ==
102 102  
81 +[[image:image-20220718094750-3.png]]
103 103  
104 104  
105 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
106 106  
107 107  
108 -**Show connection diagram：**
86 +== 1.6  Pin Mapping ==
109 109  
110 110  
111 -[[image:image-20220723170210-2.png||height="908" width="681"]]
89 +[[image:image-20220523101537-1.png]]
112 112  
113 113  
114 114  
115 -(% style="color:blue" %)**1.  open Arduino IDE**
93 +== 1.7  Land Pattern ==
116 116  
95 +[[image:image-20220517072821-2.png]]
117 117  
118 -[[image:image-20220723170545-4.png]]
119 119  
120 120  
99 += 2.  LA66 LoRaWAN Shield =
121 121  
122 -(% style="color:blue" %)**2.  Open project**
123 123  
102 +== 2.1  Overview ==
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]]
126 126  
105 +[[image:image-20220715000826-2.png||height="386" width="449"]]
127 127  
128 -[[image:image-20220726135239-1.png]]
129 129  
108 +LA66 LoRaWAN Shield is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
130 130  
110 +(((
111 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
112 +)))
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**
114 +(((
115 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
116 +)))
133 133  
118 +(((
119 +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.
120 +)))
134 134  
135 -[[image:image-20220726135356-2.png]]
122 +(((
123 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
124 +)))
136 136  
137 137  
127 +== 2.2  Features ==
138 138  
139 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
129 +* Arduino Shield base on LA66 LoRaWAN module
130 +* Support LoRaWAN v1.0.4 protocol
131 +* Support peer-to-peer protocol
132 +* TCXO crystal to ensure RF performance on low temperature
133 +* SMA connector
134 +* Available in different frequency LoRaWAN frequency bands.
135 +* World-wide unique OTAA keys.
136 +* AT Command via UART-TTL interface
137 +* Firmware upgradable via UART interface
138 +* Ultra-long RF range
140 140  
140 +== 2.3  Specification ==
141 141  
142 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
142 +* CPU: 32-bit 48 MHz
143 +* Flash: 256KB
144 +* RAM: 64KB
145 +* Input Power Range: 1.8v ~~ 3.7v
146 +* Power Consumption: < 4uA.
147 +* Frequency Range: 150 MHz ~~ 960 MHz
148 +* Maximum Power +22 dBm constant RF output
149 +* High sensitivity: -148 dBm
150 +* Temperature:
151 +** Storage: -55 ~~ +125℃
152 +** Operating: -40 ~~ +85℃
153 +* Humidity:
154 +** Storage: 5 ~~ 95% (Non-Condensing)
155 +** Operating: 10 ~~ 95% (Non-Condensing)
156 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
157 +* LoRa Rx current: <9 mA
158 +* I/O Voltage: 3.3v
143 143  
160 +== 2.4  Pin Mapping & LED ==
144 144  
145 145  
146 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
147 147  
164 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
148 148  
149 -(% style="color:blue" %)**1.  Open project**
150 150  
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]]
168 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
153 153  
154 154  
155 -[[image:image-20220723172502-8.png]]
156 156  
172 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
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**
160 160  
176 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
161 161  
162 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
163 163  
179 +=== 2.8.1  Items needed for update ===
164 164  
181 +1. LA66 LoRaWAN Shield
182 +1. Arduino
183 +1. USB TO TTL Adapter
165 165  
166 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
185 +[[image:image-20220602100052-2.png||height="385" width="600"]]
167 167  
168 168  
169 -(% style="color:blue" %)**1.  Open project**
188 +=== 2.8.2  Connection ===
170 170  
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]]
191 +[[image:image-20220602101311-3.png||height="276" width="600"]]
173 173  
174 174  
175 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
194 +(((
195 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
196 +)))
176 176  
198 +(((
199 +(% style="background-color:yellow" %)**GND  <-> GND
200 +TXD  <->  TXD
201 +RXD  <->  RXD**
202 +)))
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**
205 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
180 180  
207 +Connect USB TTL Adapter to PC after connecting the wires
181 181  
182 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
183 183  
210 +[[image:image-20220602102240-4.png||height="304" width="600"]]
184 184  
185 185  
213 +=== 2.8.3  Upgrade steps ===
186 186  
187 187  
188 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
216 +==== 1.  Switch SW1 to put in ISP position ====
189 189  
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/]]
219 +[[image:image-20220602102824-5.png||height="306" width="600"]]
192 192  
193 193  
194 -[[image:image-20220723175700-12.png||height="602" width="995"]]
195 195  
223 +==== 2.  Press the RST switch once ====
196 196  
197 197  
198 -== 1.8  Example: How to join helium ==
226 +[[image:image-20220602104701-12.png||height="285" width="600"]]
199 199  
200 200  
201 -(% style="color:blue" %)**1.  Create a new device.**
202 202  
230 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
203 203  
204 -[[image:image-20220907165500-1.png||height="464" width="940"]]
205 205  
233 +(((
234 +(% 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/]]**
235 +)))
206 206  
207 207  
208 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
238 +[[image:image-20220602103227-6.png]]
209 209  
210 210  
211 -[[image:image-20220907165837-2.png||height="375" width="809"]]
241 +[[image:image-20220602103357-7.png]]
212 212  
213 213  
214 214  
215 -(% style="color:blue" %)**3.  Use AT commands.**
245 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
246 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
216 216  
217 217  
218 -[[image:image-20220602100052-2.png||height="385" width="600"]]
249 +[[image:image-20220602103844-8.png]]
219 219  
220 220  
221 221  
222 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
253 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
254 +(% style="color:blue" %)**3. Select the bin file to burn**
223 223  
224 224  
225 -[[image:image-20220907170308-3.png||height="556" width="617"]]
257 +[[image:image-20220602104144-9.png]]
226 226  
227 227  
260 +[[image:image-20220602104251-10.png]]
228 228  
229 -(% style="color:blue" %)**5.  Network successfully.**
230 230  
263 +[[image:image-20220602104402-11.png]]
231 231  
232 -[[image:image-20220907170436-4.png]]
233 233  
234 234  
267 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
268 +(% style="color:blue" %)**4. Click to start the download**
235 235  
236 -(% style="color:blue" %)**6.  Send uplink using command**
270 +[[image:image-20220602104923-13.png]]
237 237  
238 238  
239 -[[image:image-20220912084334-1.png]]
240 240  
274 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
275 +(% style="color:blue" %)**5. Check update process**
241 241  
242 -[[image:image-20220912084412-3.png]]
243 243  
278 +[[image:image-20220602104948-14.png]]
244 244  
245 245  
246 -[[image:image-20220907170744-6.png||height="242" width="798"]]
247 247  
282 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
283 +(% style="color:blue" %)**The following picture shows that the burning is successful**
248 248  
285 +[[image:image-20220602105251-15.png]]
249 249  
250 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
251 251  
252 252  
253 -=== 1.9.1  Items needed for update ===
289 += 3.  LA66 USB LoRaWAN Adapter =
254 254  
255 255  
256 -1. LA66 LoRaWAN Shield
257 -1. Arduino
258 -1. USB TO TTL Adapter
292 +== 3.1  Overview ==
259 259  
260 -[[image:image-20220602100052-2.png||height="385" width="600"]]
294 +[[image:image-20220715001142-3.png||height="145" width="220"]]
261 261  
296 +(% 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.
262 262  
298 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
263 263  
264 -=== 1.9.2  Connection ===
300 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
265 265  
302 +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.
266 266  
267 -[[image:image-20220602101311-3.png||height="276" width="600"]]
304 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
268 268  
269 269  
270 -(((
271 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
272 -)))
307 +== 3.2  Features ==
273 273  
274 -(((
275 -(% style="background-color:yellow" %)**GND  <-> GND
276 -TXD  <->  TXD
277 -RXD  <->  RXD**
278 -)))
309 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
310 +* Ultra-long RF range
311 +* Support LoRaWAN v1.0.4 protocol
312 +* Support peer-to-peer protocol
313 +* TCXO crystal to ensure RF performance on low temperature
314 +* Spring RF antenna
315 +* Available in different frequency LoRaWAN frequency bands.
316 +* World-wide unique OTAA keys.
317 +* AT Command via UART-TTL interface
318 +* Firmware upgradable via UART interface
319 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
279 279  
321 +== 3.3  Specification ==
280 280  
281 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
323 +* CPU: 32-bit 48 MHz
324 +* Flash: 256KB
325 +* RAM: 64KB
326 +* Input Power Range: 5v
327 +* Frequency Range: 150 MHz ~~ 960 MHz
328 +* Maximum Power +22 dBm constant RF output
329 +* High sensitivity: -148 dBm
330 +* Temperature:
331 +** Storage: -55 ~~ +125℃
332 +** Operating: -40 ~~ +85℃
333 +* Humidity:
334 +** Storage: 5 ~~ 95% (Non-Condensing)
335 +** Operating: 10 ~~ 95% (Non-Condensing)
336 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
337 +* LoRa Rx current: <9 mA
282 282  
283 -Connect USB TTL Adapter to PC after connecting the wires
339 +== 3.4  Pin Mapping & LED ==
284 284  
285 285  
286 -[[image:image-20220602102240-4.png||height="304" width="600"]]
287 287  
343 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
288 288  
289 289  
290 -=== 1.9.3  Upgrade steps ===
346 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
291 291  
292 292  
349 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
293 293  
294 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
295 295  
352 +[[image:image-20220602171217-1.png||height="538" width="800"]]
296 296  
297 -[[image:image-20220602102824-5.png||height="306" width="600"]]
298 298  
355 +Open the serial port tool
299 299  
357 +[[image:image-20220602161617-8.png]]
300 300  
359 +[[image:image-20220602161718-9.png||height="457" width="800"]]
301 301  
302 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
303 303  
304 304  
305 -[[image:image-20220817085447-1.png]]
363 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
306 306  
365 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
307 307  
308 308  
368 +[[image:image-20220602161935-10.png||height="498" width="800"]]
309 309  
310 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
311 311  
312 312  
372 +(% style="color:blue" %)**3. See Uplink Command**
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 -)))
374 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
317 317  
376 +example: AT+SENDB=01,02,8,05820802581ea0a5
318 318  
319 -[[image:image-20220602103227-6.png]]
378 +[[image:image-20220602162157-11.png||height="497" width="800"]]
320 320  
321 321  
322 -[[image:image-20220602103357-7.png]]
323 323  
382 +(% style="color:blue" %)**4. Check to see if TTN received the message**
324 324  
384 +[[image:image-20220602162331-12.png||height="420" width="800"]]
325 325  
326 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
327 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
328 328  
329 329  
330 -[[image:image-20220602103844-8.png]]
388 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
331 331  
332 332  
391 +**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]]
333 333  
334 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
335 -(% style="color:blue" %)**3.  Select the bin file to burn**
336 336  
394 +(% style="color:red" %)**Preconditions:**
337 337  
338 -[[image:image-20220602104144-9.png]]
396 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
339 339  
398 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
340 340  
341 -[[image:image-20220602104251-10.png]]
342 342  
343 343  
344 -[[image:image-20220602104402-11.png]]
402 +(% style="color:blue" %)**Steps for usage:**
345 345  
404 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
346 346  
406 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
347 347  
348 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
349 -(% style="color:blue" %)**4.  Click to start the download**
408 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
350 350  
351 351  
352 -[[image:image-20220602104923-13.png]]
353 353  
412 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
354 354  
355 355  
356 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
357 -(% style="color:blue" %)**5.  Check update process**
415 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
358 358  
359 359  
360 -[[image:image-20220602104948-14.png]]
418 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
361 361  
420 +[[image:image-20220602171233-2.png||height="538" width="800"]]
362 362  
363 363  
364 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
365 -(% style="color:blue" %)**The following picture shows that the burning is successful**
366 366  
424 +(% style="color:blue" %)**2. Install Minicom in RPi.**
367 367  
368 -[[image:image-20220602105251-15.png]]
426 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
369 369  
428 + (% style="background-color:yellow" %)**apt update**
370 370  
430 + (% style="background-color:yellow" %)**apt install minicom**
371 371  
372 -= 2.  FAQ =
373 373  
433 +Use minicom to connect to the RPI's terminal
374 374  
375 -== 2.1  How to Compile Source Code for LA66? ==
435 +[[image:image-20220602153146-3.png||height="439" width="500"]]
376 376  
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]]
379 379  
439 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
380 380  
441 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
381 381  
382 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
383 383  
444 +[[image:image-20220602154928-5.png||height="436" width="500"]]
384 384  
385 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
386 386  
387 387  
448 +(% style="color:blue" %)**4. Send Uplink message**
388 388  
389 -= 3.  Order Info =
450 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
390 390  
452 +example: AT+SENDB=01,02,8,05820802581ea0a5
391 391  
392 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
393 393  
455 +[[image:image-20220602160339-6.png||height="517" width="600"]]
394 394  
395 -(% style="color:blue" %)**XXX**(%%): The default frequency band
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
406 406  
459 +Check to see if TTN received the message
407 407  
461 +[[image:image-20220602160627-7.png||height="369" width="800"]]
408 408  
409 -= 4.  Reference =
410 410  
411 411  
412 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
465 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
413 413  
414 414  
415 415  
416 -= 5.  FCC Statement =
469 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
417 417  
418 418  
419 -(% style="color:red" %)**FCC Caution:**
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.
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.
474 += 4.  Order Info =
424 424  
425 425  
426 -(% style="color:red" %)**IMPORTANT NOTE: **
477 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
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:
429 429  
430 -—Reorient or relocate the receiving antenna.
480 +(% style="color:blue" %)**XXX**(%%): The default frequency band
431 431  
432 -—Increase the separation between the equipment and receiver.
482 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
483 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
484 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
485 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
486 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
487 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
488 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
489 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
490 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
433 433  
434 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
492 += 5.  Reference =
435 435  
436 -—Consult the dealer or an experienced radio/TV technician for help.
494 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
437 437  
438 -
439 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
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. 
496 +
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