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Last modified by Xiaoling on 2025/02/07 16:37
From version 158.1
edited by Bei Jinggeng
on 2022/12/10 14:13
Change comment: There is no comment for this version
To version 137.6
edited by Xiaoling
on 2022/07/29 09:20
Change comment: There is no comment for this version

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Title
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1 -LA66 USB LoRaWAN Adapter User Manual
1 +LA66 LoRaWAN Module
Author
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1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -6,26 +6,34 @@
6 6  
7 7  
8 8  
9 += 1.  LA66 LoRaWAN Module =
9 9  
10 10  
11 -= 1.  LA66 USB LoRaWAN Adapter =
12 +== 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 13  
14 -== 1.1  Overview ==
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
15 15  
20 +(((
21 +
22 +)))
16 16  
17 -[[image:image-20220715001142-3.png||height="145" width="220"]]
18 -
19 -
20 20  (((
21 -(% 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.
25 +(% 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  )))
27 +)))
23 23  
24 24  (((
30 +(((
25 25  (% 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.
26 26  )))
33 +)))
27 27  
28 28  (((
36 +(((
29 29  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
30 30  )))
31 31  
... ... @@ -32,10 +32,13 @@
32 32  (((
33 33  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.
34 34  )))
43 +)))
35 35  
36 36  (((
46 +(((
37 37  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
38 38  )))
49 +)))
39 39  
40 40  
41 41  
... ... @@ -42,19 +42,20 @@
42 42  == 1.2  Features ==
43 43  
44 44  
45 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
46 -* Ultra-long RF range
47 47  * Support LoRaWAN v1.0.4 protocol
48 48  * Support peer-to-peer protocol
49 49  * TCXO crystal to ensure RF performance on low temperature
50 -* Spring RF antenna
59 +* SMD Antenna pad and i-pex antenna connector
51 51  * Available in different frequency LoRaWAN frequency bands.
52 52  * World-wide unique OTAA keys.
53 53  * AT Command via UART-TTL interface
54 54  * Firmware upgradable via UART interface
55 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
64 +* Ultra-long RF range
56 56  
57 57  
67 +
68 +
69 +
58 58  == 1.3  Specification ==
59 59  
60 60  
... ... @@ -61,7 +61,8 @@
61 61  * CPU: 32-bit 48 MHz
62 62  * Flash: 256KB
63 63  * RAM: 64KB
64 -* Input Power Range: 5v
76 +* Input Power Range: 1.8v ~~ 3.7v
77 +* Power Consumption: < 4uA.
65 65  * Frequency Range: 150 MHz ~~ 960 MHz
66 66  * Maximum Power +22 dBm constant RF output
67 67  * High sensitivity: -148 dBm
... ... @@ -73,418 +73,681 @@
73 73  ** Operating: 10 ~~ 95% (Non-Condensing)
74 74  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
75 75  * LoRa Rx current: <9 mA
89 +* I/O Voltage: 3.3v
76 76  
77 77  
78 -== 1.4  Pin Mapping & LED ==
79 79  
80 80  
81 -[[image:image-20220813183239-3.png||height="526" width="662"]]
82 82  
95 +== 1.4  AT Command ==
83 83  
84 84  
85 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
98 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
86 86  
87 87  
101 +
102 +== 1.5  Dimension ==
103 +
104 +[[image:image-20220718094750-3.png]]
105 +
106 +
107 +
108 +== 1.6  Pin Mapping ==
109 +
110 +[[image:image-20220720111850-1.png]]
111 +
112 +
113 +
114 +== 1.7  Land Pattern ==
115 +
116 +
117 +[[image:image-20220517072821-2.png]]
118 +
119 +
120 +
121 += 2.  LA66 LoRaWAN Shield =
122 +
123 +
124 +== 2.1  Overview ==
125 +
126 +
88 88  (((
89 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
128 +[[image:image-20220715000826-2.png||height="145" width="220"]]
90 90  )))
91 91  
131 +(((
132 +
133 +)))
92 92  
93 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
135 +(((
136 +(% 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.
137 +)))
94 94  
139 +(((
140 +(((
141 +(% 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.
142 +)))
143 +)))
95 95  
96 -[[image:image-20220723100027-1.png]]
145 +(((
146 +(((
147 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
148 +)))
149 +)))
97 97  
151 +(((
152 +(((
153 +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.
154 +)))
155 +)))
98 98  
99 -Open the serial port tool
157 +(((
158 +(((
159 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
160 +)))
161 +)))
100 100  
101 -[[image:image-20220602161617-8.png]]
102 102  
103 103  
104 -[[image:image-20220602161718-9.png||height="457" width="800"]]
165 +== 2.2  Features ==
105 105  
106 106  
168 +* Arduino Shield base on LA66 LoRaWAN module
169 +* Support LoRaWAN v1.0.4 protocol
170 +* Support peer-to-peer protocol
171 +* TCXO crystal to ensure RF performance on low temperature
172 +* SMA connector
173 +* Available in different frequency LoRaWAN frequency bands.
174 +* World-wide unique OTAA keys.
175 +* AT Command via UART-TTL interface
176 +* Firmware upgradable via UART interface
177 +* Ultra-long RF range
107 107  
108 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
109 109  
110 110  
111 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
112 112  
113 113  
114 -[[image:image-20220602161935-10.png||height="498" width="800"]]
183 +== 2.3  Specification ==
115 115  
116 116  
186 +* CPU: 32-bit 48 MHz
187 +* Flash: 256KB
188 +* RAM: 64KB
189 +* Input Power Range: 1.8v ~~ 3.7v
190 +* Power Consumption: < 4uA.
191 +* Frequency Range: 150 MHz ~~ 960 MHz
192 +* Maximum Power +22 dBm constant RF output
193 +* High sensitivity: -148 dBm
194 +* Temperature:
195 +** Storage: -55 ~~ +125℃
196 +** Operating: -40 ~~ +85℃
197 +* Humidity:
198 +** Storage: 5 ~~ 95% (Non-Condensing)
199 +** Operating: 10 ~~ 95% (Non-Condensing)
200 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
201 +* LoRa Rx current: <9 mA
202 +* I/O Voltage: 3.3v
117 117  
118 -(% style="color:blue" %)**3.  See Uplink Command**
119 119  
120 120  
121 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
122 122  
123 -example: AT+SENDB=01,02,8,05820802581ea0a5
124 124  
125 -[[image:image-20220602162157-11.png||height="497" width="800"]]
208 +== 2.4  LED ==
126 126  
127 127  
211 +~1. The LED lights up red when there is an upstream data packet
212 +2. When the network is successfully connected, the green light will be on for 5 seconds
213 +3. Purple light on when receiving downlink data packets
128 128  
129 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
130 130  
131 131  
132 -[[image:image-20220817093644-1.png]]
217 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
133 133  
134 134  
220 +**Show connection diagram：**
135 135  
136 -== 1.6  Example: How to join helium ==
137 137  
223 +[[image:image-20220723170210-2.png||height="908" width="681"]]
138 138  
139 139  
140 -(% style="color:blue" %)**1.  Create a new device.**
141 141  
227 +(% style="color:blue" %)**1.  open Arduino IDE**
142 142  
143 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165500-1.png?width=940&height=464&rev=1.1||alt="image-20220907165500-1.png"]]
144 144  
230 +[[image:image-20220723170545-4.png]]
145 145  
146 146  
147 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
148 148  
234 +(% style="color:blue" %)**2.  Open project**
149 149  
150 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165837-2.png?width=809&height=375&rev=1.1||alt="image-20220907165837-2.png" height="375" width="809"]]
151 151  
237 +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]]
152 152  
239 +[[image:image-20220726135239-1.png]]
153 153  
154 -(% style="color:blue" %)**3.  Use AT commands.**
155 155  
242 +(% 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**
156 156  
157 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
244 +[[image:image-20220726135356-2.png]]
158 158  
159 159  
247 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
160 160  
161 -(% style="color:blue" %)**4.  Use the serial port tool**
162 162  
250 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
163 163  
164 -[[image:image-20220909151517-2.png||height="543" width="708"]]
165 165  
166 166  
254 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
167 167  
168 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
169 169  
257 +(% style="color:blue" %)**1.  Open project**
170 170  
171 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170308-3.png?width=617&height=556&rev=1.1||alt="image-20220907170308-3.png" height="556" width="617"]]
172 172  
260 +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]]
173 173  
174 174  
175 -(% style="color:blue" %)**6.  Network successfully.**
263 +[[image:image-20220723172502-8.png]]
176 176  
177 177  
178 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170436-4.png?rev=1.1||alt="image-20220907170436-4.png"]]
179 179  
267 +(% 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**
180 180  
181 181  
182 -(% style="color:blue" %)**7.  Send uplink using command**
270 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
183 183  
184 184  
185 -[[image:image-20220912085244-1.png]]
186 186  
274 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
187 187  
188 -[[image:image-20220912085307-2.png]]
189 189  
277 +(% style="color:blue" %)**1.  Open project**
190 190  
191 191  
192 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170744-6.png?width=798&height=242&rev=1.1||alt="image-20220907170744-6.png" height="242" width="798"]]
280 +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]]
193 193  
194 194  
283 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
195 195  
196 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
197 197  
198 198  
199 -**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]]
287 +(% 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**
200 200  
201 -(**Raspberry Pi example: **[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]])
202 202  
290 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
203 203  
204 -(% style="color:red" %)**Preconditions:**
205 205  
206 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
207 207  
208 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
294 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
209 209  
296 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
210 210  
298 +[[image:image-20220723175700-12.png||height="602" width="995"]]
211 211  
212 -(% style="color:blue" %)**Steps for usage:**
213 213  
214 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
215 215  
216 -(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
302 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
217 217  
218 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
219 219  
305 +=== 2.8.1  Items needed for update ===
220 220  
221 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
222 222  
308 +1. LA66 LoRaWAN Shield
309 +1. Arduino
310 +1. USB TO TTL Adapter
223 223  
312 +[[image:image-20220602100052-2.png||height="385" width="600"]]
224 224  
225 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
226 226  
227 227  
228 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
316 +=== 2.8.2  Connection ===
229 229  
230 230  
231 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
319 +[[image:image-20220602101311-3.png||height="276" width="600"]]
232 232  
233 233  
234 -[[image:image-20220723100439-2.png]]
322 +(((
323 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
324 +)))
235 235  
326 +(((
327 +(% style="background-color:yellow" %)**GND  <-> GND
328 +TXD  <->  TXD
329 +RXD  <->  RXD**
330 +)))
236 236  
237 237  
238 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
333 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
239 239  
335 +Connect USB TTL Adapter to PC after connecting the wires
240 240  
241 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
242 242  
243 - (% style="background-color:yellow" %)**apt update**
338 +[[image:image-20220602102240-4.png||height="304" width="600"]]
244 244  
245 - (% style="background-color:yellow" %)**apt install minicom**
246 246  
247 247  
248 -Use minicom to connect to the RPI's terminal
342 +=== 2.8.3  Upgrade steps ===
249 249  
250 -[[image:image-20220602153146-3.png||height="439" width="500"]]
251 251  
345 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
252 252  
253 253  
254 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
348 +[[image:image-20220602102824-5.png||height="306" width="600"]]
255 255  
256 256  
257 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
258 258  
352 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
259 259  
260 -[[image:image-20220602154928-5.png||height="436" width="500"]]
261 261  
355 +[[image:image-20220602104701-12.png||height="285" width="600"]]
262 262  
263 263  
264 -(% style="color:blue" %)**4.  Send Uplink message**
265 265  
359 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
266 266  
267 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
268 268  
269 -example: AT+SENDB=01,02,8,05820802581ea0a5
362 +(((
363 +(% 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/]]**
364 +)))
270 270  
271 271  
272 -[[image:image-20220602160339-6.png||height="517" width="600"]]
367 +[[image:image-20220602103227-6.png]]
273 273  
274 274  
370 +[[image:image-20220602103357-7.png]]
275 275  
276 -Check to see if TTN received the message
277 277  
278 278  
279 -[[image:image-20220602160627-7.png||height="369" width="800"]]
374 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
375 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
280 280  
281 281  
378 +[[image:image-20220602103844-8.png]]
282 282  
283 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
284 284  
285 285  
286 -=== 1.9.1  Hardware and Software Connection ===
382 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
383 +(% style="color:blue" %)**3. Select the bin file to burn**
287 287  
288 288  
386 +[[image:image-20220602104144-9.png]]
289 289  
290 -==== (% style="color:blue" %)**Overview：**(%%) ====
291 291  
389 +[[image:image-20220602104251-10.png]]
292 292  
391 +
392 +[[image:image-20220602104402-11.png]]
393 +
394 +
395 +
396 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
397 +(% style="color:blue" %)**4. Click to start the download**
398 +
399 +[[image:image-20220602104923-13.png]]
400 +
401 +
402 +
403 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
404 +(% style="color:blue" %)**5. Check update process**
405 +
406 +
407 +[[image:image-20220602104948-14.png]]
408 +
409 +
410 +
411 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
412 +(% style="color:blue" %)**The following picture shows that the burning is successful**
413 +
414 +[[image:image-20220602105251-15.png]]
415 +
416 +
417 +
418 += 3.  LA66 USB LoRaWAN Adapter =
419 +
420 +
421 +== 3.1  Overview ==
422 +
423 +
424 +[[image:image-20220715001142-3.png||height="145" width="220"]]
425 +
426 +
293 293  (((
294 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
428 +(% 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.
429 +)))
295 295  
296 -* Send real-time location information of mobile phone to LoRaWAN network.
297 -* Check LoRaWAN network signal strengh.
298 -* Manually send messages to LoRaWAN network.
431 +(((
432 +(% 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.
299 299  )))
300 300  
435 +(((
436 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
437 +)))
301 301  
439 +(((
440 +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.
441 +)))
302 302  
443 +(((
444 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
445 +)))
303 303  
304 304  
305 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
306 306  
449 +== 3.2  Features ==
307 307  
308 -A USB to Type-C adapter is needed to connect to a Mobile phone.
309 309  
310 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
452 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
453 +* Ultra-long RF range
454 +* Support LoRaWAN v1.0.4 protocol
455 +* Support peer-to-peer protocol
456 +* TCXO crystal to ensure RF performance on low temperature
457 +* Spring RF antenna
458 +* Available in different frequency LoRaWAN frequency bands.
459 +* World-wide unique OTAA keys.
460 +* AT Command via UART-TTL interface
461 +* Firmware upgradable via UART interface
462 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
311 311  
312 -[[image:image-20220813174353-2.png||height="360" width="313"]]
313 313  
314 314  
315 315  
316 316  
317 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
468 +== 3.3  Specification ==
318 318  
319 319  
320 -[[(% id="cke_bm_895007S" style="display:none" %)** **(%%)**Download Link for Android apk **>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]].  (Android Version Only)
471 +* CPU: 32-bit 48 MHz
472 +* Flash: 256KB
473 +* RAM: 64KB
474 +* Input Power Range: 5v
475 +* Frequency Range: 150 MHz ~~ 960 MHz
476 +* Maximum Power +22 dBm constant RF output
477 +* High sensitivity: -148 dBm
478 +* Temperature:
479 +** Storage: -55 ~~ +125℃
480 +** Operating: -40 ~~ +85℃
481 +* Humidity:
482 +** Storage: 5 ~~ 95% (Non-Condensing)
483 +** Operating: 10 ~~ 95% (Non-Condensing)
484 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
485 +* LoRa Rx current: <9 mA
321 321  
322 322  
323 -[[image:image-20220813173738-1.png]]
324 324  
325 325  
326 326  
491 +== 3.4  Pin Mapping & LED ==
327 327  
328 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
329 329  
330 330  
331 -Function and page introduction
495 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
332 332  
333 333  
334 -[[image:image-20220723113448-7.png||height="995" width="450"]]
498 +(((
499 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
500 +)))
335 335  
336 336  
337 -**Block Explain:**
503 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
338 338  
339 -1.  Display LA66 USB LoRaWAN Module connection status
340 340  
341 -2.  Check and reconnect
506 +[[image:image-20220723100027-1.png]]
342 342  
343 -3.  Turn send timestamps on or off
344 344  
345 -4.  Display LoRaWan connection status
509 +Open the serial port tool
346 346  
347 -5.  Check LoRaWan connection status
511 +[[image:image-20220602161617-8.png]]
348 348  
349 -6.  The RSSI value of the node when the ACK is received
513 +[[image:image-20220602161718-9.png||height="457" width="800"]]
350 350  
351 -7.  Node's Signal Strength Icon
352 352  
353 -8.  Configure Location Uplink Interval
354 354  
355 -9.  AT command input box
517 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
356 356  
357 -10.  Send Button:  Send input box info to LA66 USB Adapter
519 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
358 358  
359 -11.  Output Log from LA66 USB adapter
360 360  
361 -12.  clear log button
522 +[[image:image-20220602161935-10.png||height="498" width="800"]]
362 362  
363 -13.  exit button
364 364  
365 365  
526 +(% style="color:blue" %)**3. See Uplink Command**
366 366  
367 -LA66 USB LoRaWAN Module not connected
528 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
368 368  
530 +example: AT+SENDB=01,02,8,05820802581ea0a5
369 369  
370 -[[image:image-20220723110520-5.png||height="677" width="508"]]
532 +[[image:image-20220602162157-11.png||height="497" width="800"]]
371 371  
372 372  
373 373  
374 -Connect LA66 USB LoRaWAN Module
536 +(% style="color:blue" %)**4. Check to see if TTN received the message**
375 375  
538 +[[image:image-20220602162331-12.png||height="420" width="800"]]
376 376  
377 -[[image:image-20220723110626-6.png||height="681" width="511"]]
378 378  
379 379  
542 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
380 380  
381 381  
382 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
545 +**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]]
383 383  
547 +(**Raspberry Pi example: **[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]])
384 384  
385 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
549 +(% style="color:red" %)**Preconditions:**
386 386  
551 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
387 387  
388 -[[image:image-20220723134549-8.png]]
553 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
389 389  
390 390  
391 391  
392 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
557 +(% style="color:blue" %)**Steps for usage:**
393 393  
559 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
394 394  
395 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
561 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
396 396  
397 -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/]]
563 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
398 398  
399 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
400 400  
401 -LA66~-~-node-red~-~-decoder:[[dragino-end-node-decoder/Node-RED at main · dragino/dragino-end-node-decoder · GitHub>>url:https://github.com/dragino/dragino-end-node-decoder/tree/main/Node-RED]]
402 402  
567 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
403 403  
404 -Example output in NodeRed is as below:
405 405  
406 -[[image:image-20220723144339-1.png]]
570 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
407 407  
408 408  
573 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
409 409  
410 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
575 +[[image:image-20220723100439-2.png]]
411 411  
412 412  
413 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
414 414  
415 -Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect).
579 +(% style="color:blue" %)**2. Install Minicom in RPi.**
416 416  
581 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
417 417  
418 -[[image:image-20220723150132-2.png]]
583 + (% style="background-color:yellow" %)**apt update**
419 419  
585 + (% style="background-color:yellow" %)**apt install minicom**
420 420  
421 421  
422 -= 2.  FAQ =
588 +Use minicom to connect to the RPI's terminal
423 423  
590 +[[image:image-20220602153146-3.png||height="439" width="500"]]
424 424  
425 -== 2.1  How to Compile Source Code for LA66? ==
426 426  
427 427  
428 -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]]
594 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
429 429  
596 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
430 430  
431 431  
432 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
599 +[[image:image-20220602154928-5.png||height="436" width="500"]]
433 433  
434 434  
435 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.Instruction for LA66 Peer to Peer firmware.WebHome]]
436 436  
603 +(% style="color:blue" %)**4. Send Uplink message**
437 437  
605 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
438 438  
439 -= 3.  Order Info =
607 +example: AT+SENDB=01,02,8,05820802581ea0a5
440 440  
441 441  
442 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
610 +[[image:image-20220602160339-6.png||height="517" width="600"]]
443 443  
444 444  
445 -(% style="color:blue" %)**XXX**(%%): The default frequency band
446 446  
447 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
448 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
449 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
450 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
451 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
452 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
453 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
454 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
455 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
614 +Check to see if TTN received the message
456 456  
616 +[[image:image-20220602160627-7.png||height="369" width="800"]]
457 457  
458 -= 4.  Reference =
459 459  
460 460  
461 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
462 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
620 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
463 463  
464 464  
465 -= 5.  FCC Statement =
623 +=== 3.8.1  DRAGINO-LA66-APP ===
466 466  
467 467  
468 -(% style="color:red" %)**FCC Caution:**
626 +[[image:image-20220723102027-3.png]]
469 469  
470 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
471 471  
472 -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.
473 473  
630 +==== (% style="color:blue" %)**Overview：**(%%) ====
474 474  
475 -(% style="color:red" %)**IMPORTANT NOTE: **
476 476  
477 -(% 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:
633 +(((
634 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Adapter and APP sample process. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Adapter.
635 +)))
478 478  
479 -—Reorient or relocate the receiving antenna.
637 +(((
638 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
639 +)))
480 480  
481 -—Increase the separation between the equipment and receiver.
482 482  
483 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
484 484  
485 -—Consult the dealer or an experienced radio/TV technician for help.
643 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
486 486  
487 487  
488 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
646 +Requires a type-c to USB adapter
489 489  
490 -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.
648 +[[image:image-20220723104754-4.png]]
649 +
650 +
651 +
652 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
653 +
654 +
655 +Function and page introduction
656 +
657 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
658 +
659 +
660 +1.Display LA66 USB LoRaWAN Module connection status
661 +
662 +2.Check and reconnect
663 +
664 +3.Turn send timestamps on or off
665 +
666 +4.Display LoRaWan connection status
667 +
668 +5.Check LoRaWan connection status
669 +
670 +6.The RSSI value of the node when the ACK is received
671 +
672 +7.Node's Signal Strength Icon
673 +
674 +8.Set the packet sending interval of the node in seconds
675 +
676 +9.AT command input box
677 +
678 +10.Send AT command button
679 +
680 +11.Node log box
681 +
682 +12.clear log button
683 +
684 +13.exit button
685 +
686 +
687 +LA66 USB LoRaWAN Module not connected
688 +
689 +[[image:image-20220723110520-5.png||height="903" width="677"]]
690 +
691 +
692 +
693 +Connect LA66 USB LoRaWAN Module
694 +
695 +[[image:image-20220723110626-6.png||height="906" width="680"]]
696 +
697 +
698 +
699 +=== 3.8.2  Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED ===
700 +
701 +
702 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
703 +
704 +[[image:image-20220723134549-8.png]]
705 +
706 +
707 +
708 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
709 +
710 +Sample JSON file please go to this link to download：放置JSON文件的链接
711 +
712 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
713 +
714 +The following is the positioning effect map
715 +
716 +[[image:image-20220723144339-1.png]]
717 +
718 +
719 +
720 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
721 +
722 +
723 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
724 +
725 +Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect)
726 +
727 +[[image:image-20220723150132-2.png]]
728 +
729 +
730 +
731 += 4.  FAQ =
732 +
733 +
734 +== 4.1  How to Compile Source Code for LA66? ==
735 +
736 +
737 +Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
738 +
739 +
740 +
741 += 5.  Order Info =
742 +
743 +
744 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
745 +
746 +
747 +(% style="color:blue" %)**XXX**(%%): The default frequency band
748 +
749 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
750 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
751 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
752 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
753 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
754 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
755 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
756 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
757 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
758 +
759 +
760 +
761 +
762 +
763 += 6.  Reference =
764 +
765 +
766 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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