Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 151.3 >
edited by Xiaoling
on 2022/08/22 16:15
To version < 90.1 >
edited by Edwin Chen
on 2022/07/15 00:10
>
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.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -6,56 +6,125 @@
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 +[[image:image-20220715000242-1.png||height="110" width="132"]]
15 15  
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.
19 +)))
20 +
16 16  (((
17 -[[image:image-20220715000826-2.png||height="145" width="220"]]
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.
18 18  )))
19 19  
20 20  (((
21 -
26 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
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.
30 +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.
26 26  )))
27 27  
28 28  (((
34 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
35 +)))
36 +
37 +
38 +== 1.2  Features ==
39 +
40 +* Support LoRaWAN v1.0.4 protocol
41 +* Support peer-to-peer protocol
42 +* TCXO crystal to ensure RF performance on low temperature
43 +* SMD Antenna pad and i-pex antenna connector
44 +* Available in different frequency LoRaWAN frequency bands.
45 +* World-wide unique OTAA keys.
46 +* AT Command via UART-TTL interface
47 +* Firmware upgradable via UART interface
48 +* Ultra-long RF range
49 +
50 +
51 +== 1.3  Specification ==
52 +
53 +* CPU: 32-bit 48 MHz
54 +* Flash: 256KB
55 +* RAM: 64KB
56 +* Input Power Range: 1.8v ~~ 3.7v
57 +* Power Consumption: < 4uA.
58 +* Frequency Range: 150 MHz ~~ 960 MHz
59 +* Maximum Power +22 dBm constant RF output
60 +* High sensitivity: -148 dBm
61 +* Temperature:
62 +** Storage: -55 ~~ +125℃
63 +** Operating: -40 ~~ +85℃
64 +* Humidity:
65 +** Storage: 5 ~~ 95% (Non-Condensing)
66 +** Operating: 10 ~~ 95% (Non-Condensing)
67 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
68 +* LoRa Rx current: <9 mA
69 +* I/O Voltage: 3.3v
70 +
71 +
72 +== 1.4  AT Command ==
73 +
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.
75 +
76 +
77 +== 1.5  Dimension ==
78 +
79 +[[image:image-20220517072526-1.png]]
80 +
81 +
82 +
83 +== 1.6  Pin Mapping ==
84 +
85 +
86 +[[image:image-20220523101537-1.png]]
87 +
88 +
89 +
90 +== 1.7  Land Pattern ==
91 +
92 +[[image:image-20220517072821-2.png]]
93 +
94 +
95 +
96 += 2.  LA66 LoRaWAN Shield =
97 +
98 +
99 +== 2.1  Overview ==
100 +
101 +
102 +[[image:image-20220715000826-2.png||height="386" width="449"]]
103 +
104 +
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.
106 +
29 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.
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.
31 31  )))
32 -)))
33 33  
34 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  
124 +== 2.2  Features ==
53 53  
54 -== 1.2  Features ==
55 -
56 -
57 57  * Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
127 +* 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
... ... @@ -66,10 +66,8 @@
66 66  * Ultra-long RF range
67 67  
68 68  
138 +== 2.3  Specification ==
69 69  
70 -== 1.3  Specification ==
71 -
72 -
73 73  * CPU: 32-bit 48 MHz
74 74  * Flash: 256KB
75 75  * RAM: 64KB
... ... @@ -89,249 +89,335 @@
89 89  * I/O Voltage: 3.3v
90 90  
91 91  
159 +== 2.4  Pin Mapping & LED ==
92 92  
93 -== 1.4  Pin Mapping & LED ==
94 94  
95 95  
96 -[[image:image-20220817085048-1.png||height="533" width="734"]]
163 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
97 97  
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
167 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
103 103  
104 104  
105 -[[image:image-20220820112305-1.png||height="515" width="749"]]
106 106  
171 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
107 107  
108 108  
109 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
110 110  
175 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
111 111  
112 -**Show connection diagram：**
113 113  
178 +=== 2.8.1  Items needed for update ===
114 114  
115 -[[image:image-20220723170210-2.png||height="908" width="681"]]
180 +1. LA66 LoRaWAN Shield
181 +1. Arduino
182 +1. USB TO TTL Adapter
116 116  
117 117  
118 118  
119 -(% style="color:blue" %)**1.  open Arduino IDE**
186 +[[image:image-20220602100052-2.png||height="385" width="600"]]
120 120  
121 121  
122 -[[image:image-20220723170545-4.png]]
189 +=== 2.8.2  Connection ===
123 123  
124 124  
192 +[[image:image-20220602101311-3.png||height="276" width="600"]]
125 125  
126 -(% style="color:blue" %)**2.  Open project**
127 127  
195 +(((
196 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
197 +)))
128 128  
129 -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]]
199 +(((
200 +(% style="background-color:yellow" %)**GND  <-> GND
201 +TXD  <->  TXD
202 +RXD  <->  RXD**
203 +)))
130 130  
131 131  
132 -[[image:image-20220726135239-1.png]]
206 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
133 133  
208 +Connect USB TTL Adapter to PC after connecting the wires
134 134  
135 135  
136 -(% 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**
211 +[[image:image-20220602102240-4.png||height="304" width="600"]]
137 137  
138 138  
139 -[[image:image-20220726135356-2.png]]
214 +=== 2.8.3  Upgrade steps ===
140 140  
141 141  
217 +==== 1.  Switch SW1 to put in ISP position ====
142 142  
143 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
144 144  
220 +[[image:image-20220602102824-5.png||height="306" width="600"]]
145 145  
146 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
147 147  
148 148  
224 +==== 2.  Press the RST switch once ====
149 149  
150 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
151 151  
227 +[[image:image-20220602104701-12.png||height="285" width="600"]]
152 152  
153 -(% style="color:blue" %)**1.  Open project**
154 154  
155 155  
156 -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]]
231 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
157 157  
158 158  
159 -[[image:image-20220723172502-8.png]]
234 +(((
235 +(% 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/]]**
236 +)))
160 160  
161 161  
239 +[[image:image-20220602103227-6.png]]
162 162  
163 -(% 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**
164 164  
242 +[[image:image-20220602103357-7.png]]
165 165  
166 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
167 167  
168 168  
246 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
247 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
169 169  
170 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
171 171  
250 +[[image:image-20220602103844-8.png]]
172 172  
173 -(% style="color:blue" %)**1.  Open project**
174 174  
175 175  
176 -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]]
254 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
255 +(% style="color:blue" %)**3. Select the bin file to burn**
177 177  
178 178  
179 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
258 +[[image:image-20220602104144-9.png]]
180 180  
181 181  
261 +[[image:image-20220602104251-10.png]]
182 182  
183 -(% 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**
184 184  
264 +[[image:image-20220602104402-11.png]]
185 185  
186 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
187 187  
188 188  
268 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
269 +(% style="color:blue" %)**4. Click to start the download**
189 189  
190 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
271 +[[image:image-20220602104923-13.png]]
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/]]
194 194  
275 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
276 +(% style="color:blue" %)**5. Check update process**
195 195  
196 -[[image:image-20220723175700-12.png||height="602" width="995"]]
197 197  
279 +[[image:image-20220602104948-14.png]]
198 198  
199 199  
200 -== 1.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
201 201  
283 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
284 +(% style="color:blue" %)**The following picture shows that the burning is successful**
202 202  
203 -=== 1.8.1  Items needed for update ===
286 +[[image:image-20220602105251-15.png]]
204 204  
205 205  
206 -1. LA66 LoRaWAN Shield
207 -1. Arduino
208 -1. USB TO TTL Adapter
209 209  
290 += 3.  LA66 USB LoRaWAN Adapter =
210 210  
211 -[[image:image-20220602100052-2.png||height="385" width="600"]]
212 212  
293 +== 3.1  Overview ==
213 213  
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.
214 214  
215 -=== 1.8.2  Connection ===
297 +(((
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.
299 +)))
216 216  
301 +(((
302 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
303 +)))
217 217  
218 -[[image:image-20220602101311-3.png||height="276" width="600"]]
219 -
220 -
221 221  (((
222 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
306 +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.
223 223  )))
224 224  
225 225  (((
226 -(% style="background-color:yellow" %)**GND  <-> GND
227 -TXD  <->  TXD
228 -RXD  <->  RXD**
310 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
229 229  )))
230 230  
231 231  
232 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
314 +== 3.2  Features ==
233 233  
234 -Connect USB TTL Adapter to PC after connecting the wires
316 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
317 +* Ultra-long RF range
318 +* Support LoRaWAN v1.0.4 protocol
319 +* Support peer-to-peer protocol
320 +* TCXO crystal to ensure RF performance on low temperature
321 +* Spring RF antenna
322 +* Available in different frequency LoRaWAN frequency bands.
323 +* World-wide unique OTAA keys.
324 +* AT Command via UART-TTL interface
325 +* Firmware upgradable via UART interface
235 235  
236 236  
237 -[[image:image-20220602102240-4.png||height="304" width="600"]]
328 +== 3.3  Specification ==
238 238  
330 +* CPU: 32-bit 48 MHz
331 +* Flash: 256KB
332 +* RAM: 64KB
333 +* Input Power Range: 5v
334 +* Frequency Range: 150 MHz ~~ 960 MHz
335 +* Maximum Power +22 dBm constant RF output
336 +* High sensitivity: -148 dBm
337 +* Temperature:
338 +** Storage: -55 ~~ +125℃
339 +** Operating: -40 ~~ +85℃
340 +* Humidity:
341 +** Storage: 5 ~~ 95% (Non-Condensing)
342 +** Operating: 10 ~~ 95% (Non-Condensing)
343 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
344 +* LoRa Rx current: <9 mA
239 239  
240 240  
241 -=== 1.8.3  Upgrade steps ===
347 +== 3.4  Pin Mapping & LED ==
242 242  
243 243  
244 244  
245 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
351 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
246 246  
247 247  
248 -[[image:image-20220602102824-5.png||height="306" width="600"]]
354 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
249 249  
250 250  
357 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
251 251  
252 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
253 253  
360 +[[image:image-20220602171217-1.png||height="538" width="800"]]
254 254  
255 -[[image:image-20220817085447-1.png]]
256 256  
363 +Open the serial port tool
257 257  
365 +[[image:image-20220602161617-8.png]]
258 258  
367 +[[image:image-20220602161718-9.png||height="457" width="800"]]
259 259  
260 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
261 261  
262 262  
263 -(((
264 -(% 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]]**
265 -)))
371 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
266 266  
373 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
267 267  
268 -[[image:image-20220602103227-6.png]]
269 269  
376 +[[image:image-20220602161935-10.png||height="498" width="800"]]
270 270  
271 -[[image:image-20220602103357-7.png]]
272 272  
273 273  
380 +(% style="color:blue" %)**3. See Uplink Command**
274 274  
275 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
276 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
382 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
277 277  
384 +example: AT+SENDB=01,02,8,05820802581ea0a5
278 278  
279 -[[image:image-20220602103844-8.png]]
386 +[[image:image-20220602162157-11.png||height="497" width="800"]]
280 280  
281 281  
282 282  
283 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
284 -(% style="color:blue" %)**3. Select the bin file to burn**
390 +(% style="color:blue" %)**4. Check to see if TTN received the message**
285 285  
392 +[[image:image-20220602162331-12.png||height="420" width="800"]]
286 286  
287 -[[image:image-20220602104144-9.png]]
288 288  
289 289  
290 -[[image:image-20220602104251-10.png]]
396 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
291 291  
292 292  
293 -[[image:image-20220602104402-11.png]]
399 +**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]]
294 294  
295 295  
402 +(% style="color:red" %)**Preconditions:**
296 296  
297 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
298 -(% style="color:blue" %)**4. Click to start the download**
404 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
299 299  
300 -[[image:image-20220602104923-13.png]]
406 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
301 301  
302 302  
303 303  
304 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
305 -(% style="color:blue" %)**5. Check update process**
410 +(% style="color:blue" %)**Steps for usage:**
306 306  
412 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
307 307  
308 -[[image:image-20220602104948-14.png]]
414 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
309 309  
416 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
310 310  
311 311  
312 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
313 -(% style="color:blue" %)**The following picture shows that the burning is successful**
314 314  
315 -[[image:image-20220602105251-15.png]]
420 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
316 316  
317 317  
423 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
318 318  
319 -= 2.  FAQ =
320 320  
426 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
321 321  
322 -== 2.1  How to Compile Source Code for LA66? ==
428 +[[image:image-20220602171233-2.png||height="538" width="800"]]
323 323  
324 324  
325 -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]]
326 326  
432 +(% style="color:blue" %)**2. Install Minicom in RPi.**
327 327  
434 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
328 328  
329 -= 3.  Order Info =
436 + (% style="background-color:yellow" %)**apt update**
330 330  
438 + (% style="background-color:yellow" %)**apt install minicom**
331 331  
332 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
333 333  
441 +Use minicom to connect to the RPI's terminal
334 334  
443 +[[image:image-20220602153146-3.png||height="439" width="500"]]
444 +
445 +
446 +
447 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
448 +
449 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
450 +
451 +
452 +[[image:image-20220602154928-5.png||height="436" width="500"]]
453 +
454 +
455 +
456 +(% style="color:blue" %)**4. Send Uplink message**
457 +
458 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
459 +
460 +example: AT+SENDB=01,02,8,05820802581ea0a5
461 +
462 +
463 +[[image:image-20220602160339-6.png||height="517" width="600"]]
464 +
465 +
466 +
467 +Check to see if TTN received the message
468 +
469 +[[image:image-20220602160627-7.png||height="369" width="800"]]
470 +
471 +
472 +
473 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
474 +
475 +
476 +
477 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
478 +
479 +
480 +
481 +
482 += 4.  Order Info =
483 +
484 +
485 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
486 +
487 +
335 335  (% style="color:blue" %)**XXX**(%%): The default frequency band
336 336  
337 337  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -345,10 +345,8 @@
345 345  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
346 346  
347 347  
501 += 5.  Reference =
348 348  
349 -= 4.  Reference =
503 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
350 350  
351 -
352 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
353 -
354 354  
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