Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 166.2 >
edited by Xiaoling
on 2022/11/14 11:41
To version < 93.3 >
edited by Xiaoling
on 2022/07/18 09:29
>
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Summary

Details

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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
... ... @@ -66,10 +66,8 @@
66 66  * Ultra-long RF range
67 67  
68 68  
69 -
70 70  == 1.3  Specification ==
71 71  
72 -
73 73  * CPU: 32-bit 48 MHz
74 74  * Flash: 256KB
75 75  * RAM: 64KB
... ... @@ -89,356 +89,429 @@
89 89  * I/O Voltage: 3.3v
90 90  
91 91  
72 +== 1.4  AT Command ==
92 92  
93 -== 1.4  Pin Mapping & LED ==
74 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
94 94  
95 95  
96 -[[image:image-20220817085048-1.png||height="533" width="734"]]
77 +== 1.5  Dimension ==
97 97  
79 +[[image:image-20220517072526-1.png]]
98 98  
99 99  
100 -~1. The LED lights up red when there is an upstream data packet
101 -2. When the network is successfully connected, the green light will be on for 5 seconds
102 -3. Purple light on when receiving downlink data packets
103 103  
83 +== 1.6  Pin Mapping ==
104 104  
105 -[[image:image-20220820112305-1.png||height="515" width="749"]]
106 106  
86 +[[image:image-20220523101537-1.png]]
107 107  
108 108  
109 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
110 110  
90 +== 1.7  Land Pattern ==
111 111  
112 -**Show connection diagram：**
92 +[[image:image-20220517072821-2.png]]
113 113  
114 114  
115 -[[image:image-20220723170210-2.png||height="908" width="681"]]
116 116  
96 += 2.  LA66 LoRaWAN Shield =
117 117  
118 118  
119 -(% style="color:blue" %)**1.  open Arduino IDE**
99 +== 2.1  Overview ==
120 120  
121 121  
122 -[[image:image-20220723170545-4.png]]
102 +[[image:image-20220715000826-2.png||height="386" width="449"]]
123 123  
124 124  
105 +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.
125 125  
126 -(% style="color:blue" %)**2.  Open project**
107 +(((
108 +(% 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.
109 +)))
127 127  
111 +(((
112 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
113 +)))
128 128  
129 -LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
115 +(((
116 +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.
117 +)))
130 130  
131 -[[image:image-20220726135239-1.png]]
119 +(((
120 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
121 +)))
132 132  
133 133  
124 +== 2.2  Features ==
134 134  
135 -(% 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**
126 +* Arduino Shield base on LA66 LoRaWAN module
127 +* Support LoRaWAN v1.0.4 protocol
128 +* Support peer-to-peer protocol
129 +* TCXO crystal to ensure RF performance on low temperature
130 +* SMA connector
131 +* Available in different frequency LoRaWAN frequency bands.
132 +* World-wide unique OTAA keys.
133 +* AT Command via UART-TTL interface
134 +* Firmware upgradable via UART interface
135 +* Ultra-long RF range
136 136  
137 137  
138 -[[image:image-20220726135356-2.png]]
138 +== 2.3  Specification ==
139 139  
140 +* CPU: 32-bit 48 MHz
141 +* Flash: 256KB
142 +* RAM: 64KB
143 +* Input Power Range: 1.8v ~~ 3.7v
144 +* Power Consumption: < 4uA.
145 +* Frequency Range: 150 MHz ~~ 960 MHz
146 +* Maximum Power +22 dBm constant RF output
147 +* High sensitivity: -148 dBm
148 +* Temperature:
149 +** Storage: -55 ~~ +125℃
150 +** Operating: -40 ~~ +85℃
151 +* Humidity:
152 +** Storage: 5 ~~ 95% (Non-Condensing)
153 +** Operating: 10 ~~ 95% (Non-Condensing)
154 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
155 +* LoRa Rx current: <9 mA
156 +* I/O Voltage: 3.3v
140 140  
141 141  
142 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
159 +== 2.4  Pin Mapping & LED ==
143 143  
144 144  
145 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
146 146  
163 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
147 147  
148 148  
149 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
150 150  
167 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
151 151  
152 -(% style="color:blue" %)**1.  Open project**
153 153  
154 154  
155 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
171 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
156 156  
157 157  
158 -[[image:image-20220723172502-8.png]]
159 159  
175 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
160 160  
161 161  
162 -(% 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**
178 +=== 2.8.1  Items needed for update ===
163 163  
180 +1. LA66 LoRaWAN Shield
181 +1. Arduino
182 +1. USB TO TTL Adapter
164 164  
165 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
184 +[[image:image-20220602100052-2.png||height="385" width="600"]]
166 166  
167 167  
187 +=== 2.8.2  Connection ===
168 168  
169 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
170 170  
190 +[[image:image-20220602101311-3.png||height="276" width="600"]]
171 171  
172 -(% style="color:blue" %)**1.  Open project**
173 173  
193 +(((
194 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
195 +)))
174 174  
175 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0>>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
197 +(((
198 +(% style="background-color:yellow" %)**GND  <-> GND
199 +TXD  <->  TXD
200 +RXD  <->  RXD**
201 +)))
176 176  
177 177  
178 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
204 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
179 179  
206 +Connect USB TTL Adapter to PC after connecting the wires
180 180  
181 181  
182 -(% 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**
209 +[[image:image-20220602102240-4.png||height="304" width="600"]]
183 183  
184 184  
185 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
212 +=== 2.8.3  Upgrade steps ===
186 186  
187 187  
215 +==== 1.  Switch SW1 to put in ISP position ====
188 188  
189 189  
218 +[[image:image-20220602102824-5.png||height="306" width="600"]]
190 190  
191 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
192 192  
193 193  
194 -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/]]
222 +==== 2.  Press the RST switch once ====
195 195  
196 196  
197 -[[image:image-20220723175700-12.png||height="602" width="995"]]
225 +[[image:image-20220602104701-12.png||height="285" width="600"]]
198 198  
199 199  
200 200  
201 -== 1.8  Example: How to join helium ==
229 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
202 202  
203 203  
204 -(% style="color:blue" %)**1.  Create a new device.**
232 +(((
233 +(% 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/]]**
234 +)))
205 205  
206 206  
207 -[[image:image-20220907165500-1.png||height="464" width="940"]]
237 +[[image:image-20220602103227-6.png]]
208 208  
209 209  
240 +[[image:image-20220602103357-7.png]]
210 210  
211 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
212 212  
213 213  
214 -[[image:image-20220907165837-2.png||height="375" width="809"]]
244 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
245 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
215 215  
216 216  
248 +[[image:image-20220602103844-8.png]]
217 217  
218 -(% style="color:blue" %)**3.  Use AT commands.**
219 219  
220 220  
221 -[[image:image-20220602100052-2.png||height="385" width="600"]]
252 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
253 +(% style="color:blue" %)**3. Select the bin file to burn**
222 222  
223 223  
256 +[[image:image-20220602104144-9.png]]
224 224  
225 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
226 226  
259 +[[image:image-20220602104251-10.png]]
227 227  
228 -[[image:image-20220907170308-3.png||height="556" width="617"]]
229 229  
262 +[[image:image-20220602104402-11.png]]
230 230  
231 231  
232 -(% style="color:blue" %)**5.  Network successfully.**
233 233  
266 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
267 +(% style="color:blue" %)**4. Click to start the download**
234 234  
235 -[[image:image-20220907170436-4.png]]
269 +[[image:image-20220602104923-13.png]]
236 236  
237 237  
238 238  
239 -(% style="color:blue" %)**6.  Send uplink using command**
273 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
274 +(% style="color:blue" %)**5. Check update process**
240 240  
241 241  
242 -[[image:image-20220912084334-1.png]]
277 +[[image:image-20220602104948-14.png]]
243 243  
244 244  
245 -[[image:image-20220912084412-3.png]]
246 246  
281 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
282 +(% style="color:blue" %)**The following picture shows that the burning is successful**
247 247  
284 +[[image:image-20220602105251-15.png]]
248 248  
249 -[[image:image-20220907170744-6.png||height="242" width="798"]]
250 250  
251 251  
288 += 3.  LA66 USB LoRaWAN Adapter =
252 252  
253 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
254 254  
291 +== 3.1  Overview ==
255 255  
256 -=== 1.9.1  Items needed for update ===
293 +[[image:image-20220715001142-3.png||height="145" width="220"]]
257 257  
295 +(% 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.
258 258  
259 -1. LA66 LoRaWAN Shield
260 -1. Arduino
261 -1. USB TO TTL Adapter
297 +(% 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.
262 262  
263 -[[image:image-20220602100052-2.png||height="385" width="600"]]
299 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
264 264  
301 +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.
265 265  
303 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
266 266  
267 -=== 1.9.2  Connection ===
268 268  
306 +== 3.2  Features ==
269 269  
270 -[[image:image-20220602101311-3.png||height="276" width="600"]]
308 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
309 +* Ultra-long RF range
310 +* Support LoRaWAN v1.0.4 protocol
311 +* Support peer-to-peer protocol
312 +* TCXO crystal to ensure RF performance on low temperature
313 +* Spring RF antenna
314 +* Available in different frequency LoRaWAN frequency bands.
315 +* World-wide unique OTAA keys.
316 +* AT Command via UART-TTL interface
317 +* Firmware upgradable via UART interface
318 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
271 271  
272 272  
273 -(((
274 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
275 -)))
321 +== 3.3  Specification ==
276 276  
277 -(((
278 -(% style="background-color:yellow" %)**GND  <-> GND
279 -TXD  <->  TXD
280 -RXD  <->  RXD**
281 -)))
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  
283 283  
284 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
340 +== 3.4  Pin Mapping & LED ==
285 285  
286 -Connect USB TTL Adapter to PC after connecting the wires
287 287  
288 288  
289 -[[image:image-20220602102240-4.png||height="304" width="600"]]
344 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
290 290  
291 291  
347 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
292 292  
293 -=== 1.9.3  Upgrade steps ===
294 294  
350 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
295 295  
296 296  
297 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
353 +[[image:image-20220602171217-1.png||height="538" width="800"]]
298 298  
299 299  
300 -[[image:image-20220602102824-5.png||height="306" width="600"]]
356 +Open the serial port tool
301 301  
358 +[[image:image-20220602161617-8.png]]
302 302  
360 +[[image:image-20220602161718-9.png||height="457" width="800"]]
303 303  
304 304  
305 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
306 306  
364 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
307 307  
308 -[[image:image-20220817085447-1.png]]
366 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
309 309  
310 310  
369 +[[image:image-20220602161935-10.png||height="498" width="800"]]
311 311  
312 312  
313 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
314 314  
373 +(% style="color:blue" %)**3. See Uplink Command**
315 315  
375 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
316 316  
317 -(((
318 -(% 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]]**
319 -)))
377 +example: AT+SENDB=01,02,8,05820802581ea0a5
320 320  
379 +[[image:image-20220602162157-11.png||height="497" width="800"]]
321 321  
322 -[[image:image-20220602103227-6.png]]
323 323  
324 324  
325 -[[image:image-20220602103357-7.png]]
383 +(% style="color:blue" %)**4. Check to see if TTN received the message**
326 326  
385 +[[image:image-20220602162331-12.png||height="420" width="800"]]
327 327  
328 328  
329 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
330 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
331 331  
389 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
332 332  
333 -[[image:image-20220602103844-8.png]]
334 334  
392 +**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]]
335 335  
336 336  
337 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
338 -(% style="color:blue" %)**3.  Select the bin file to burn**
395 +(% style="color:red" %)**Preconditions:**
339 339  
397 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
340 340  
341 -[[image:image-20220602104144-9.png]]
399 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
342 342  
343 343  
344 -[[image:image-20220602104251-10.png]]
345 345  
403 +(% style="color:blue" %)**Steps for usage:**
346 346  
347 -[[image:image-20220602104402-11.png]]
405 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
348 348  
407 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
349 349  
409 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
350 350  
351 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
352 -(% style="color:blue" %)**4.  Click to start the download**
353 353  
354 354  
355 -[[image:image-20220602104923-13.png]]
413 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
356 356  
357 357  
416 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
358 358  
359 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
360 -(% style="color:blue" %)**5.  Check update process**
361 361  
419 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
362 362  
363 -[[image:image-20220602104948-14.png]]
421 +[[image:image-20220602171233-2.png||height="538" width="800"]]
364 364  
365 365  
366 366  
367 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
368 -(% style="color:blue" %)**The following picture shows that the burning is successful**
425 +(% style="color:blue" %)**2. Install Minicom in RPi.**
369 369  
427 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
370 370  
371 -[[image:image-20220602105251-15.png]]
429 + (% style="background-color:yellow" %)**apt update**
372 372  
431 + (% style="background-color:yellow" %)**apt install minicom**
373 373  
374 374  
375 -= 2.  FAQ =
434 +Use minicom to connect to the RPI's terminal
376 376  
436 +[[image:image-20220602153146-3.png||height="439" width="500"]]
377 377  
378 -== 2.1  How to Compile Source Code for LA66? ==
379 379  
380 380  
381 -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]]
440 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
382 382  
442 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
383 383  
384 384  
385 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
445 +[[image:image-20220602154928-5.png||height="436" width="500"]]
386 386  
387 387  
388 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
389 389  
449 +(% style="color:blue" %)**4. Send Uplink message**
390 390  
451 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
391 391  
392 -= 3.  Order Info =
453 +example: AT+SENDB=01,02,8,05820802581ea0a5
393 393  
394 394  
395 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
456 +[[image:image-20220602160339-6.png||height="517" width="600"]]
396 396  
397 397  
398 -(% style="color:blue" %)**XXX**(%%): The default frequency band
399 399  
400 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
401 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
402 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
403 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
404 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
405 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
406 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
407 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
408 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
460 +Check to see if TTN received the message
409 409  
462 +[[image:image-20220602160627-7.png||height="369" width="800"]]
410 410  
411 411  
412 -= 4.  Reference =
413 413  
466 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
414 414  
415 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
416 416  
417 417  
470 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
418 418  
419 -= 5.  FCC Statement =
420 420  
421 421  
422 -(% style="color:red" %)**FCC Caution:**
423 423  
424 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
475 += 4.  Order Info =
425 425  
426 -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.
427 427  
478 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
428 428  
429 -(% style="color:red" %)**IMPORTANT NOTE: **
430 430  
431 -(% 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:
481 +(% style="color:blue" %)**XXX**(%%): The default frequency band
432 432  
433 -—Reorient or relocate the receiving antenna.
483 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
484 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
485 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
486 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
487 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
488 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
489 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
490 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
491 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
434 434  
435 -—Increase the separation between the equipment and receiver.
493 += 5.  Reference =
436 436  
437 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
495 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
438 438  
439 -—Consult the dealer or an experienced radio/TV technician for help.
440 -
441 -
442 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
443 -
444 -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. 
497 +
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