Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 166.3 >
edited by Xiaoling
on 2023/05/26 13:55
To version < 99.1 >
edited by Xiaoling
on 2022/07/19 09:31
>
Change comment: Uploaded new attachment "image-20220719093156-1.png", version {1}

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
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
... ... @@ -66,9 +66,9 @@
66 66  * Ultra-long RF range
67 67  
68 68  
51 +
69 69  == 1.3  Specification ==
70 70  
71 -
72 72  * CPU: 32-bit 48 MHz
73 73  * Flash: 256KB
74 74  * RAM: 64KB
... ... @@ -88,350 +88,429 @@
88 88  * I/O Voltage: 3.3v
89 89  
90 90  
91 -== 1.4  Pin Mapping & LED ==
92 92  
93 93  
94 -[[image:image-20220817085048-1.png||height="533" width="734"]]
75 +== 1.4  AT Command ==
95 95  
96 96  
78 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
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
101 101  
102 102  
103 -[[image:image-20220820112305-1.png||height="515" width="749"]]
82 +== 1.5  Dimension ==
104 104  
84 +[[image:image-20220718094750-3.png]]
105 105  
106 106  
107 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
108 108  
109 109  
110 -**Show connection diagram：**
89 +== 1.6  Pin Mapping ==
111 111  
112 112  
113 -[[image:image-20220723170210-2.png||height="908" width="681"]]
92 +[[image:image-20220523101537-1.png]]
114 114  
115 115  
116 116  
117 -(% style="color:blue" %)**1.  open Arduino IDE**
96 +== 1.7  Land Pattern ==
118 118  
98 +[[image:image-20220517072821-2.png]]
119 119  
120 -[[image:image-20220723170545-4.png]]
121 121  
122 122  
102 += 2.  LA66 LoRaWAN Shield =
123 123  
124 -(% style="color:blue" %)**2.  Open project**
125 125  
105 +== 2.1  Overview ==
126 126  
127 -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]]
128 128  
129 -[[image:image-20220726135239-1.png]]
108 +[[image:image-20220715000826-2.png||height="386" width="449"]]
130 130  
131 131  
111 +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.
132 132  
133 -(% 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**
113 +(((
114 +(% 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.
115 +)))
134 134  
117 +(((
118 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
119 +)))
135 135  
136 -[[image:image-20220726135356-2.png]]
121 +(((
122 +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.
123 +)))
137 137  
125 +(((
126 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
127 +)))
138 138  
139 139  
140 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
130 +== 2.2  Features ==
141 141  
132 +* Arduino Shield base on LA66 LoRaWAN module
133 +* Support LoRaWAN v1.0.4 protocol
134 +* Support peer-to-peer protocol
135 +* TCXO crystal to ensure RF performance on low temperature
136 +* SMA connector
137 +* Available in different frequency LoRaWAN frequency bands.
138 +* World-wide unique OTAA keys.
139 +* AT Command via UART-TTL interface
140 +* Firmware upgradable via UART interface
141 +* Ultra-long RF range
142 142  
143 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
143 +== 2.3  Specification ==
144 144  
145 +* CPU: 32-bit 48 MHz
146 +* Flash: 256KB
147 +* RAM: 64KB
148 +* Input Power Range: 1.8v ~~ 3.7v
149 +* Power Consumption: < 4uA.
150 +* Frequency Range: 150 MHz ~~ 960 MHz
151 +* Maximum Power +22 dBm constant RF output
152 +* High sensitivity: -148 dBm
153 +* Temperature:
154 +** Storage: -55 ~~ +125℃
155 +** Operating: -40 ~~ +85℃
156 +* Humidity:
157 +** Storage: 5 ~~ 95% (Non-Condensing)
158 +** Operating: 10 ~~ 95% (Non-Condensing)
159 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
160 +* LoRa Rx current: <9 mA
161 +* I/O Voltage: 3.3v
145 145  
163 +== 2.4  Pin Mapping & LED ==
146 146  
147 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
148 148  
149 149  
150 -(% style="color:blue" %)**1.  Open project**
167 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
151 151  
152 152  
153 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
154 154  
171 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
155 155  
156 -[[image:image-20220723172502-8.png]]
157 157  
158 158  
175 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
159 159  
160 -(% 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**
161 161  
162 162  
163 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
179 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
164 164  
165 165  
182 +=== 2.8.1  Items needed for update ===
166 166  
167 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
184 +1. LA66 LoRaWAN Shield
185 +1. Arduino
186 +1. USB TO TTL Adapter
168 168  
188 +[[image:image-20220602100052-2.png||height="385" width="600"]]
169 169  
170 -(% style="color:blue" %)**1.  Open project**
171 171  
191 +=== 2.8.2  Connection ===
172 172  
173 -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]]
174 174  
194 +[[image:image-20220602101311-3.png||height="276" width="600"]]
175 175  
176 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
177 177  
197 +(((
198 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
199 +)))
178 178  
201 +(((
202 +(% style="background-color:yellow" %)**GND  <-> GND
203 +TXD  <->  TXD
204 +RXD  <->  RXD**
205 +)))
179 179  
180 -(% 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**
181 181  
208 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
182 182  
183 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
210 +Connect USB TTL Adapter to PC after connecting the wires
184 184  
185 185  
213 +[[image:image-20220602102240-4.png||height="304" width="600"]]
186 186  
187 187  
216 +=== 2.8.3  Upgrade steps ===
188 188  
189 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
190 190  
219 +==== 1.  Switch SW1 to put in ISP position ====
191 191  
192 -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/]]
193 193  
222 +[[image:image-20220602102824-5.png||height="306" width="600"]]
194 194  
195 -[[image:image-20220723175700-12.png||height="602" width="995"]]
196 196  
197 197  
226 +==== 2.  Press the RST switch once ====
198 198  
199 -== 1.8  Example: How to join helium ==
200 200  
229 +[[image:image-20220602104701-12.png||height="285" width="600"]]
201 201  
202 -(% style="color:blue" %)**1.  Create a new device.**
203 203  
204 204  
205 -[[image:image-20220907165500-1.png||height="464" width="940"]]
233 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
206 206  
207 207  
236 +(((
237 +(% 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/]]**
238 +)))
208 208  
209 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
210 210  
241 +[[image:image-20220602103227-6.png]]
211 211  
212 -[[image:image-20220907165837-2.png||height="375" width="809"]]
213 213  
244 +[[image:image-20220602103357-7.png]]
214 214  
215 215  
216 -(% style="color:blue" %)**3.  Use AT commands.**
217 217  
248 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
249 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
218 218  
219 -[[image:image-20220602100052-2.png||height="385" width="600"]]
220 220  
252 +[[image:image-20220602103844-8.png]]
221 221  
222 222  
223 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
224 224  
256 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
257 +(% style="color:blue" %)**3. Select the bin file to burn**
225 225  
226 -[[image:image-20220907170308-3.png||height="556" width="617"]]
227 227  
260 +[[image:image-20220602104144-9.png]]
228 228  
229 229  
230 -(% style="color:blue" %)**5.  Network successfully.**
263 +[[image:image-20220602104251-10.png]]
231 231  
232 232  
233 -[[image:image-20220907170436-4.png]]
266 +[[image:image-20220602104402-11.png]]
234 234  
235 235  
236 236  
237 -(% style="color:blue" %)**6.  Send uplink using command**
270 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
271 +(% style="color:blue" %)**4. Click to start the download**
238 238  
273 +[[image:image-20220602104923-13.png]]
239 239  
240 -[[image:image-20220912084334-1.png]]
241 241  
242 242  
243 -[[image:image-20220912084412-3.png]]
277 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
278 +(% style="color:blue" %)**5. Check update process**
244 244  
245 245  
281 +[[image:image-20220602104948-14.png]]
246 246  
247 -[[image:image-20220907170744-6.png||height="242" width="798"]]
248 248  
249 249  
285 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
286 +(% style="color:blue" %)**The following picture shows that the burning is successful**
250 250  
251 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
288 +[[image:image-20220602105251-15.png]]
252 252  
253 253  
254 -=== 1.9.1  Items needed for update ===
255 255  
292 += 3.  LA66 USB LoRaWAN Adapter =
256 256  
257 -1. LA66 LoRaWAN Shield
258 -1. Arduino
259 -1. USB TO TTL Adapter
260 260  
261 -[[image:image-20220602100052-2.png||height="385" width="600"]]
295 +== 3.1  Overview ==
262 262  
297 +[[image:image-20220715001142-3.png||height="145" width="220"]]
263 263  
299 +(% 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.
264 264  
265 -=== 1.9.2  Connection ===
301 +(% 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.
266 266  
303 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
267 267  
268 -[[image:image-20220602101311-3.png||height="276" width="600"]]
305 +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.
269 269  
307 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
270 270  
271 -(((
272 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
273 -)))
274 274  
275 -(((
276 -(% style="background-color:yellow" %)**GND  <-> GND
277 -TXD  <->  TXD
278 -RXD  <->  RXD**
279 -)))
310 +== 3.2  Features ==
280 280  
312 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
313 +* Ultra-long RF range
314 +* Support LoRaWAN v1.0.4 protocol
315 +* Support peer-to-peer protocol
316 +* TCXO crystal to ensure RF performance on low temperature
317 +* Spring RF antenna
318 +* Available in different frequency LoRaWAN frequency bands.
319 +* World-wide unique OTAA keys.
320 +* AT Command via UART-TTL interface
321 +* Firmware upgradable via UART interface
322 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
281 281  
282 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
324 +== 3.3  Specification ==
283 283  
284 -Connect USB TTL Adapter to PC after connecting the wires
326 +* CPU: 32-bit 48 MHz
327 +* Flash: 256KB
328 +* RAM: 64KB
329 +* Input Power Range: 5v
330 +* Frequency Range: 150 MHz ~~ 960 MHz
331 +* Maximum Power +22 dBm constant RF output
332 +* High sensitivity: -148 dBm
333 +* Temperature:
334 +** Storage: -55 ~~ +125℃
335 +** Operating: -40 ~~ +85℃
336 +* Humidity:
337 +** Storage: 5 ~~ 95% (Non-Condensing)
338 +** Operating: 10 ~~ 95% (Non-Condensing)
339 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
340 +* LoRa Rx current: <9 mA
285 285  
342 +== 3.4  Pin Mapping & LED ==
286 286  
287 -[[image:image-20220602102240-4.png||height="304" width="600"]]
288 288  
289 289  
346 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
290 290  
291 -=== 1.9.3  Upgrade steps ===
292 292  
349 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
293 293  
294 294  
295 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
352 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
296 296  
297 297  
298 -[[image:image-20220602102824-5.png||height="306" width="600"]]
355 +[[image:image-20220602171217-1.png||height="538" width="800"]]
299 299  
300 300  
358 +Open the serial port tool
301 301  
360 +[[image:image-20220602161617-8.png]]
302 302  
303 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
362 +[[image:image-20220602161718-9.png||height="457" width="800"]]
304 304  
305 305  
306 -[[image:image-20220817085447-1.png]]
307 307  
366 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
308 308  
368 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
309 309  
310 310  
311 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
371 +[[image:image-20220602161935-10.png||height="498" width="800"]]
312 312  
313 313  
314 314  
315 -(((
316 -(% 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]]**
317 -)))
375 +(% style="color:blue" %)**3. See Uplink Command**
318 318  
377 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
319 319  
320 -[[image:image-20220602103227-6.png]]
379 +example: AT+SENDB=01,02,8,05820802581ea0a5
321 321  
381 +[[image:image-20220602162157-11.png||height="497" width="800"]]
322 322  
323 -[[image:image-20220602103357-7.png]]
324 324  
325 325  
385 +(% style="color:blue" %)**4. Check to see if TTN received the message**
326 326  
327 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
328 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
387 +[[image:image-20220602162331-12.png||height="420" width="800"]]
329 329  
330 330  
331 -[[image:image-20220602103844-8.png]]
332 332  
391 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
333 333  
334 334  
335 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
336 -(% style="color:blue" %)**3.  Select the bin file to burn**
394 +**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]]
337 337  
338 338  
339 -[[image:image-20220602104144-9.png]]
397 +(% style="color:red" %)**Preconditions:**
340 340  
399 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
341 341  
342 -[[image:image-20220602104251-10.png]]
401 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
343 343  
344 344  
345 -[[image:image-20220602104402-11.png]]
346 346  
405 +(% style="color:blue" %)**Steps for usage:**
347 347  
407 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
348 348  
349 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
350 -(% style="color:blue" %)**4.  Click to start the download**
409 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
351 351  
411 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
352 352  
353 -[[image:image-20220602104923-13.png]]
354 354  
355 355  
415 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
356 356  
357 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
358 -(% style="color:blue" %)**5.  Check update process**
359 359  
418 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
360 360  
361 -[[image:image-20220602104948-14.png]]
362 362  
421 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
363 363  
423 +[[image:image-20220602171233-2.png||height="538" width="800"]]
364 364  
365 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
366 -(% style="color:blue" %)**The following picture shows that the burning is successful**
367 367  
368 368  
369 -[[image:image-20220602105251-15.png]]
427 +(% style="color:blue" %)**2. Install Minicom in RPi.**
370 370  
429 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
371 371  
431 + (% style="background-color:yellow" %)**apt update**
372 372  
373 -= 2.  FAQ =
433 + (% style="background-color:yellow" %)**apt install minicom**
374 374  
375 -== 2.1  How to Compile Source Code for LA66? ==
376 376  
436 +Use minicom to connect to the RPI's terminal
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]]
438 +[[image:image-20220602153146-3.png||height="439" width="500"]]
379 379  
380 380  
381 381  
382 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
442 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
383 383  
444 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
384 384  
385 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
386 386  
387 -= 3.  Order Info =
447 +[[image:image-20220602154928-5.png||height="436" width="500"]]
388 388  
389 389  
390 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
391 391  
451 +(% style="color:blue" %)**4. Send Uplink message**
392 392  
393 -(% style="color:blue" %)**XXX**(%%): The default frequency band
453 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
394 394  
395 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
396 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
397 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
398 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
399 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
400 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
401 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
402 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
403 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
455 +example: AT+SENDB=01,02,8,05820802581ea0a5
404 404  
405 405  
406 -= 4.  Reference =
458 +[[image:image-20220602160339-6.png||height="517" width="600"]]
407 407  
408 408  
409 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
410 410  
462 +Check to see if TTN received the message
411 411  
412 -= 5.  FCC Statement =
464 +[[image:image-20220602160627-7.png||height="369" width="800"]]
413 413  
414 414  
415 -(% style="color:red" %)**FCC Caution:**
416 416  
417 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
468 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
418 418  
419 -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.
420 420  
421 421  
422 -(% style="color:red" %)**IMPORTANT NOTE: **
472 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
423 423  
424 -(% 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:
425 425  
426 -—Reorient or relocate the receiving antenna.
427 427  
428 -—Increase the separation between the equipment and receiver.
429 429  
430 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
477 += 4.  Order Info =
431 431  
432 -—Consult the dealer or an experienced radio/TV technician for help.
433 433  
480 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
434 434  
435 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
436 436  
437 -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. 
483 +(% style="color:blue" %)**XXX**(%%): The default frequency band
484 +
485 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
486 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
487 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
488 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
489 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
490 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
491 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
492 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
493 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
494 +
495 += 5.  Reference =
496 +
497 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
498 +
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