Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 166.4
edited by Xiaoling
on 2023/05/26 14:19
To version < 91.1 >
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
... ... @@ -6,57 +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  Overview ==
12 +== 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
15 15  (((
16 -[[image:image-20220715000826-2.png||height="145" width="220"]]
17 -)))
16 +[[image:image-20220715000242-1.png||height="110" width="132"]]
18 18  
19 -(((
20 -
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.
21 21  )))
22 22  
23 23  (((
24 -(% 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.
25 25  )))
26 26  
27 27  (((
28 -(((
29 -(% 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.
30 -)))
31 -)))
32 -
33 -(((
34 -(((
35 35  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
36 36  )))
37 -)))
38 38  
39 39  (((
40 -(((
41 41  Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
42 42  )))
43 -)))
44 44  
45 45  (((
46 -(((
47 47  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 48  )))
49 -)))
50 50  
51 51  
52 52  == 1.2  Features ==
53 53  
54 -
55 -* Arduino Shield base on LA66 LoRaWAN module
56 -* Support LoRaWAN v1.0.3 protocol
40 +* Support LoRaWAN v1.0.4 protocol
57 57  * Support peer-to-peer protocol
58 58  * TCXO crystal to ensure RF performance on low temperature
59 -* SMA connector
43 +* SMD Antenna pad and i-pex antenna connector
60 60  * Available in different frequency LoRaWAN frequency bands.
61 61  * World-wide unique OTAA keys.
62 62  * AT Command via UART-TTL interface
... ... @@ -63,10 +63,8 @@
63 63  * Firmware upgradable via UART interface
64 64  * Ultra-long RF range
65 65  
66 -
67 67  == 1.3  Specification ==
68 68  
69 -
70 70  * CPU: 32-bit 48 MHz
71 71  * Flash: 256KB
72 72  * RAM: 64KB
... ... @@ -85,343 +85,423 @@
85 85  * LoRa Rx current: <9 mA
86 86  * I/O Voltage: 3.3v
87 87  
70 +== 1.4  AT Command ==
88 88  
89 -== 1.4  Pin Mapping & LED ==
72 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
90 90  
91 91  
92 -[[image:image-20220817085048-1.png||height="533" width="734"]]
75 +== 1.5  Dimension ==
93 93  
77 +[[image:image-20220517072526-1.png]]
94 94  
95 95  
96 -~1. The LED lights up red when there is an upstream data packet
97 97  
98 -2. When the network is successfully connected, the green light will be on for 5 seconds
81 +== 1.6  Pin Mapping ==
99 99  
100 -3. Purple light on when receiving downlink data packets
101 101  
84 +[[image:image-20220523101537-1.png]]
102 102  
103 -[[image:image-20220820112305-1.png||height="515" width="749"]]
104 104  
105 105  
106 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
88 +== 1.7  Land Pattern ==
107 107  
90 +[[image:image-20220517072821-2.png]]
108 108  
109 -(% style="color:blue" %)**Show connection diagram：**
110 110  
111 111  
112 -[[image:image-20220723170210-2.png||height="908" width="681"]]
94 += 2.  LA66 LoRaWAN Shield =
113 113  
114 114  
97 +== 2.1  Overview ==
115 115  
116 -(% style="color:blue" %)**1.  open Arduino IDE**
117 117  
100 +[[image:image-20220715000826-2.png||height="386" width="449"]]
118 118  
119 -[[image:image-20220723170545-4.png]]
120 120  
103 +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.
121 121  
105 +(((
106 +(% 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.
107 +)))
122 122  
123 -(% style="color:blue" %)**2.  Open project**
109 +(((
110 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
111 +)))
124 124  
113 +(((
114 +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.
115 +)))
125 125  
126 -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]]
117 +(((
118 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
119 +)))
127 127  
128 -[[image:image-20220726135239-1.png]]
129 129  
122 +== 2.2  Features ==
130 130  
124 +* Arduino Shield base on LA66 LoRaWAN module
125 +* Support LoRaWAN v1.0.4 protocol
126 +* Support peer-to-peer protocol
127 +* TCXO crystal to ensure RF performance on low temperature
128 +* SMA connector
129 +* Available in different frequency LoRaWAN frequency bands.
130 +* World-wide unique OTAA keys.
131 +* AT Command via UART-TTL interface
132 +* Firmware upgradable via UART interface
133 +* Ultra-long RF range
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**
135 +== 2.3  Specification ==
133 133  
137 +* CPU: 32-bit 48 MHz
138 +* Flash: 256KB
139 +* RAM: 64KB
140 +* Input Power Range: 1.8v ~~ 3.7v
141 +* Power Consumption: < 4uA.
142 +* Frequency Range: 150 MHz ~~ 960 MHz
143 +* Maximum Power +22 dBm constant RF output
144 +* High sensitivity: -148 dBm
145 +* Temperature:
146 +** Storage: -55 ~~ +125℃
147 +** Operating: -40 ~~ +85℃
148 +* Humidity:
149 +** Storage: 5 ~~ 95% (Non-Condensing)
150 +** Operating: 10 ~~ 95% (Non-Condensing)
151 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
152 +* LoRa Rx current: <9 mA
153 +* I/O Voltage: 3.3v
134 134  
135 -[[image:image-20220726135356-2.png]]
155 +== 2.4  Pin Mapping & LED ==
136 136  
137 137  
138 138  
139 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
159 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
140 140  
141 141  
142 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
143 143  
163 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
144 144  
145 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
146 146  
147 147  
148 -(% style="color:blue" %)**1.  Open project**
167 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
149 149  
150 150  
151 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
152 152  
171 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
153 153  
154 -[[image:image-20220723172502-8.png]]
155 155  
174 +=== 2.8.1  Items needed for update ===
156 156  
176 +1. LA66 LoRaWAN Shield
177 +1. Arduino
178 +1. USB TO TTL Adapter
157 157  
158 -(% 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**
159 159  
181 +[[image:image-20220602100052-2.png||height="385" width="600"]]
160 160  
161 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
162 162  
184 +=== 2.8.2  Connection ===
163 163  
164 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
165 165  
187 +[[image:image-20220602101311-3.png||height="276" width="600"]]
166 166  
167 -(% style="color:blue" %)**1.  Open project**
168 168  
190 +(((
191 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
192 +)))
169 169  
170 -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]]
194 +(((
195 +(% style="background-color:yellow" %)**GND  <-> GND
196 +TXD  <->  TXD
197 +RXD  <->  RXD**
198 +)))
171 171  
172 172  
173 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
201 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
174 174  
203 +Connect USB TTL Adapter to PC after connecting the wires
175 175  
176 176  
177 -(% 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**
206 +[[image:image-20220602102240-4.png||height="304" width="600"]]
178 178  
179 179  
180 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
209 +=== 2.8.3  Upgrade steps ===
181 181  
182 182  
212 +==== 1.  Switch SW1 to put in ISP position ====
183 183  
184 184  
215 +[[image:image-20220602102824-5.png||height="306" width="600"]]
185 185  
186 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
187 187  
188 188  
189 -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 +==== 2.  Press the RST switch once ====
190 190  
191 191  
192 -[[image:image-20220723175700-12.png||height="602" width="995"]]
222 +[[image:image-20220602104701-12.png||height="285" width="600"]]
193 193  
194 194  
195 -== 1.8  Example: How to join helium ==
196 196  
226 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
197 197  
198 -(% style="color:blue" %)**1.  Create a new device.**
199 199  
229 +(((
230 +(% 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/]]**
231 +)))
200 200  
201 -[[image:image-20220907165500-1.png||height="464" width="940"]]
202 202  
234 +[[image:image-20220602103227-6.png]]
203 203  
204 204  
205 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
237 +[[image:image-20220602103357-7.png]]
206 206  
207 207  
208 -[[image:image-20220907165837-2.png||height="375" width="809"]]
209 209  
241 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
242 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
210 210  
211 211  
212 -(% style="color:blue" %)**3.  Use AT commands.**
245 +[[image:image-20220602103844-8.png]]
213 213  
214 214  
215 -[[image:image-20220602100052-2.png||height="385" width="600"]]
216 216  
249 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
250 +(% style="color:blue" %)**3. Select the bin file to burn**
217 217  
218 218  
219 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
253 +[[image:image-20220602104144-9.png]]
220 220  
221 221  
222 -[[image:image-20220907170308-3.png||height="556" width="617"]]
256 +[[image:image-20220602104251-10.png]]
223 223  
224 224  
259 +[[image:image-20220602104402-11.png]]
225 225  
226 -(% style="color:blue" %)**5.  Network successfully.**
227 227  
228 228  
229 -[[image:image-20220907170436-4.png]]
263 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
264 +(% style="color:blue" %)**4. Click to start the download**
230 230  
266 +[[image:image-20220602104923-13.png]]
231 231  
232 232  
233 -(% style="color:blue" %)**6.  Send uplink using command**
234 234  
270 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
271 +(% style="color:blue" %)**5. Check update process**
235 235  
236 -[[image:image-20220912084334-1.png]]
237 237  
274 +[[image:image-20220602104948-14.png]]
238 238  
239 -[[image:image-20220912084412-3.png]]
240 240  
241 241  
278 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
279 +(% style="color:blue" %)**The following picture shows that the burning is successful**
242 242  
243 -[[image:image-20220907170744-6.png||height="242" width="798"]]
281 +[[image:image-20220602105251-15.png]]
244 244  
245 245  
246 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
247 247  
248 -=== 1.9.1  Items needed for update ===
285 += 3.  LA66 USB LoRaWAN Adapter =
249 249  
250 250  
251 -1. LA66 LoRaWAN Shield
252 -1. Arduino
253 -1. USB TO TTL Adapter
288 +== 3.1  Overview ==
254 254  
255 -[[image:image-20220602100052-2.png||height="385" width="600"]]
290 +(% 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.
256 256  
292 +(% 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.
257 257  
258 -=== 1.9.2  Connection ===
294 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
259 259  
296 +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.
260 260  
261 -[[image:image-20220602101311-3.png||height="276" width="600"]]
298 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
262 262  
263 263  
264 -(((
265 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
266 -)))
301 +== 3.2  Features ==
267 267  
268 -(((
269 -(% style="background-color:yellow" %)**GND  <-> GND
270 -TXD  <->  TXD
271 -RXD  <->  RXD**
272 -)))
303 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
304 +* Ultra-long RF range
305 +* Support LoRaWAN v1.0.4 protocol
306 +* Support peer-to-peer protocol
307 +* TCXO crystal to ensure RF performance on low temperature
308 +* Spring RF antenna
309 +* Available in different frequency LoRaWAN frequency bands.
310 +* World-wide unique OTAA keys.
311 +* AT Command via UART-TTL interface
312 +* Firmware upgradable via UART interface
273 273  
314 +== 3.3  Specification ==
274 274  
275 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
316 +* CPU: 32-bit 48 MHz
317 +* Flash: 256KB
318 +* RAM: 64KB
319 +* Input Power Range: 5v
320 +* Frequency Range: 150 MHz ~~ 960 MHz
321 +* Maximum Power +22 dBm constant RF output
322 +* High sensitivity: -148 dBm
323 +* Temperature:
324 +** Storage: -55 ~~ +125℃
325 +** Operating: -40 ~~ +85℃
326 +* Humidity:
327 +** Storage: 5 ~~ 95% (Non-Condensing)
328 +** Operating: 10 ~~ 95% (Non-Condensing)
329 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
330 +* LoRa Rx current: <9 mA
276 276  
277 -Connect USB TTL Adapter to PC after connecting the wires
332 +== 3.4  Pin Mapping & LED ==
278 278  
279 279  
280 -[[image:image-20220602102240-4.png||height="304" width="600"]]
281 281  
336 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
282 282  
283 -=== 1.9.3  Upgrade steps ===
284 284  
339 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
285 285  
286 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
287 287  
342 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
288 288  
289 -[[image:image-20220602102824-5.png||height="306" width="600"]]
290 290  
345 +[[image:image-20220602171217-1.png||height="538" width="800"]]
291 291  
292 292  
293 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
348 +Open the serial port tool
294 294  
350 +[[image:image-20220602161617-8.png]]
295 295  
296 -[[image:image-20220817085447-1.png]]
352 +[[image:image-20220602161718-9.png||height="457" width="800"]]
297 297  
298 298  
299 299  
300 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
356 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
301 301  
358 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
302 302  
303 -(((
304 -(% 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]]**
305 -)))
306 306  
361 +[[image:image-20220602161935-10.png||height="498" width="800"]]
307 307  
308 -[[image:image-20220602103227-6.png]]
309 309  
310 310  
311 -[[image:image-20220602103357-7.png]]
365 +(% style="color:blue" %)**3. See Uplink Command**
312 312  
367 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
313 313  
369 +example: AT+SENDB=01,02,8,05820802581ea0a5
314 314  
315 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
316 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
371 +[[image:image-20220602162157-11.png||height="497" width="800"]]
317 317  
318 318  
319 -[[image:image-20220602103844-8.png]]
320 320  
375 +(% style="color:blue" %)**4. Check to see if TTN received the message**
321 321  
377 +[[image:image-20220602162331-12.png||height="420" width="800"]]
322 322  
323 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
324 -(% style="color:blue" %)**3.  Select the bin file to burn**
325 325  
326 326  
327 -[[image:image-20220602104144-9.png]]
381 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
328 328  
329 329  
330 -[[image:image-20220602104251-10.png]]
384 +**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]]
331 331  
332 332  
333 -[[image:image-20220602104402-11.png]]
387 +(% style="color:red" %)**Preconditions:**
334 334  
389 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
335 335  
391 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
336 336  
337 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
338 -(% style="color:blue" %)**4.  Click to start the download**
339 339  
340 340  
341 -[[image:image-20220602104923-13.png]]
395 +(% style="color:blue" %)**Steps for usage:**
342 342  
397 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
343 343  
399 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
344 344  
345 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
346 -(% style="color:blue" %)**5.  Check update process**
401 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
347 347  
348 348  
349 -[[image:image-20220602104948-14.png]]
350 350  
405 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
351 351  
352 352  
353 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
354 -(% style="color:blue" %)**The following picture shows that the burning is successful**
408 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
355 355  
356 356  
357 -[[image:image-20220602105251-15.png]]
411 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
358 358  
413 +[[image:image-20220602171233-2.png||height="538" width="800"]]
359 359  
360 -= 2.  FAQ =
361 361  
362 -== 2.1  How to Compile Source Code for LA66? ==
363 363  
417 +(% style="color:blue" %)**2. Install Minicom in RPi.**
364 364  
365 -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]]
419 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
366 366  
421 + (% style="background-color:yellow" %)**apt update**
367 367  
368 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
423 + (% style="background-color:yellow" %)**apt install minicom**
369 369  
370 370  
371 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
426 +Use minicom to connect to the RPI's terminal
372 372  
428 +[[image:image-20220602153146-3.png||height="439" width="500"]]
373 373  
374 -= 3.  Order Info =
375 375  
376 376  
377 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
432 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
378 378  
379 -(% style="color:blue" %)**XXX**(%%): The default frequency band
434 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
380 380  
381 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
382 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
383 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
384 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
385 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
386 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
387 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
388 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
389 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
390 390  
437 +[[image:image-20220602154928-5.png||height="436" width="500"]]
391 391  
392 392  
393 -= 4.  Reference =
394 394  
441 +(% style="color:blue" %)**4. Send Uplink message**
395 395  
396 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
443 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
397 397  
445 +example: AT+SENDB=01,02,8,05820802581ea0a5
398 398  
399 399  
400 -= 5.  FCC Statement =
448 +[[image:image-20220602160339-6.png||height="517" width="600"]]
401 401  
402 402  
403 -(% style="color:red" %)**FCC Caution:**
404 404  
405 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
452 +Check to see if TTN received the message
406 406  
407 -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.
454 +[[image:image-20220602160627-7.png||height="369" width="800"]]
408 408  
409 409  
410 -(% style="color:red" %)**IMPORTANT NOTE: **
411 411  
412 -(% 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:
458 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
413 413  
414 -—Reorient or relocate the receiving antenna.
415 415  
416 -—Increase the separation between the equipment and receiver.
417 417  
418 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
462 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
419 419  
420 -—Consult the dealer or an experienced radio/TV technician for help.
421 421  
422 422  
423 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
424 424  
425 -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. 
467 += 4.  Order Info =
426 426  
469 +
470 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
471 +
472 +
473 +(% style="color:blue" %)**XXX**(%%): The default frequency band
474 +
475 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
476 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
477 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
478 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
479 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
480 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
481 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
482 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
483 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
484 +
485 += 5.  Reference =
486 +
487 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
488 +
427 427  
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