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Last modified by Xiaoling on 2025/02/07 16:37
From version 170.1
edited by Bei Jinggeng
on 2024/03/15 09:47
Change comment: There is no comment for this version
To version 134.7
edited by Xiaoling
on 2022/07/26 10:44
Change comment: There is no comment for this version

Summary

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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
... ... @@ -6,25 +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 -== 1.1  Overview ==
14 14  
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
15 15  
16 -[[image:image-20220715001142-3.png||height="194" width="294"]][[image:image-20240101111030-2.png]]
20 +(((
21 +
22 +)))
17 17  
18 -
19 19  (((
20 -(% 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.
21 21  )))
27 +)))
22 22  
23 23  (((
30 +(((
24 24  (% 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.
25 25  )))
33 +)))
26 26  
27 27  (((
36 +(((
28 28  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
29 29  )))
30 30  
... ... @@ -31,34 +31,36 @@
31 31  (((
32 32  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.
33 33  )))
43 +)))
34 34  
35 35  (((
46 +(((
36 36  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
37 37  )))
49 +)))
38 38  
39 39  
52 +
40 40  == 1.2  Features ==
41 41  
42 -
43 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
44 -* Ultra-long RF range
45 -* Support LoRaWAN v1.0.3 protocol
55 +* Support LoRaWAN v1.0.4 protocol
46 46  * Support peer-to-peer protocol
47 47  * TCXO crystal to ensure RF performance on low temperature
48 -* Spring RF antenna
58 +* SMD Antenna pad and i-pex antenna connector
49 49  * Available in different frequency LoRaWAN frequency bands.
50 50  * World-wide unique OTAA keys.
51 51  * AT Command via UART-TTL interface
52 52  * Firmware upgradable via UART interface
53 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
63 +* Ultra-long RF range
54 54  
65 +
55 55  == 1.3  Specification ==
56 56  
57 -
58 58  * CPU: 32-bit 48 MHz
59 59  * Flash: 256KB
60 60  * RAM: 64KB
61 -* Input Power Range: 5v
71 +* Input Power Range: 1.8v ~~ 3.7v
72 +* Power Consumption: < 4uA.
62 62  * Frequency Range: 150 MHz ~~ 960 MHz
63 63  * Maximum Power +22 dBm constant RF output
64 64  * High sensitivity: -148 dBm
... ... @@ -70,404 +70,636 @@
70 70  ** Operating: 10 ~~ 95% (Non-Condensing)
71 71  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
72 72  * LoRa Rx current: <9 mA
84 +* I/O Voltage: 3.3v
73 73  
74 -== 1.4  Pin Mapping & LED ==
75 75  
87 +== 1.4  AT Command ==
76 76  
77 -[[image:image-20220813183239-3.png||height="526" width="662"]]
78 78  
90 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
79 79  
80 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
81 81  
82 82  
94 +== 1.5  Dimension ==
95 +
96 +[[image:image-20220718094750-3.png]]
97 +
98 +
99 +
100 +== 1.6  Pin Mapping ==
101 +
102 +[[image:image-20220720111850-1.png]]
103 +
104 +
105 +
106 +== 1.7  Land Pattern ==
107 +
108 +[[image:image-20220517072821-2.png]]
109 +
110 +
111 +
112 += 2.  LA66 LoRaWAN Shield =
113 +
114 +
115 +== 2.1  Overview ==
116 +
117 +
83 83  (((
84 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
119 +[[image:image-20220715000826-2.png||height="145" width="220"]]
85 85  )))
86 86  
87 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
122 +(((
123 +
124 +)))
88 88  
89 -[[image:image-20220723100027-1.png]]
126 +(((
127 +(% 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.
128 +)))
90 90  
130 +(((
131 +(((
132 +(% 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.
133 +)))
134 +)))
91 91  
92 -Open the serial port tool
136 +(((
137 +(((
138 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
139 +)))
140 +)))
93 93  
94 -[[image:image-20220602161617-8.png]]
142 +(((
143 +(((
144 +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.
145 +)))
146 +)))
95 95  
148 +(((
149 +(((
150 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
151 +)))
152 +)))
96 96  
97 -[[image:image-20220602161718-9.png||height="457" width="800"]]
98 98  
99 99  
100 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
156 +== 2.2  Features ==
101 101  
102 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
158 +* Arduino Shield base on LA66 LoRaWAN module
159 +* Support LoRaWAN v1.0.4 protocol
160 +* Support peer-to-peer protocol
161 +* TCXO crystal to ensure RF performance on low temperature
162 +* SMA connector
163 +* Available in different frequency LoRaWAN frequency bands.
164 +* World-wide unique OTAA keys.
165 +* AT Command via UART-TTL interface
166 +* Firmware upgradable via UART interface
167 +* Ultra-long RF range
103 103  
104 -[[image:image-20220602161935-10.png||height="498" width="800"]]
105 105  
170 +== 2.3  Specification ==
106 106  
107 -(% style="color:blue" %)**3.  See Uplink Command**
172 +* CPU: 32-bit 48 MHz
173 +* Flash: 256KB
174 +* RAM: 64KB
175 +* Input Power Range: 1.8v ~~ 3.7v
176 +* Power Consumption: < 4uA.
177 +* Frequency Range: 150 MHz ~~ 960 MHz
178 +* Maximum Power +22 dBm constant RF output
179 +* High sensitivity: -148 dBm
180 +* Temperature:
181 +** Storage: -55 ~~ +125℃
182 +** Operating: -40 ~~ +85℃
183 +* Humidity:
184 +** Storage: 5 ~~ 95% (Non-Condensing)
185 +** Operating: 10 ~~ 95% (Non-Condensing)
186 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
187 +* LoRa Rx current: <9 mA
188 +* I/O Voltage: 3.3v
108 108  
109 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
110 110  
111 -example: AT+SENDB=01,02,8,05820802581ea0a5
191 +== 2.4  LED ==
112 112  
113 -[[image:image-20220602162157-11.png||height="497" width="800"]]
114 114  
194 +~1. The LED lights up red when there is an upstream data packet
195 +2. When the network is successfully connected, the green light will be on for 5 seconds
196 +3. Purple light on when receiving downlink data packets
115 115  
116 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
117 117  
118 -[[image:image-20220817093644-1.png]]
119 119  
200 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
120 120  
121 -== 1.6  Example: How to join helium ==
122 122  
203 +**Show connection diagram：**
123 123  
124 -(% style="color:blue" %)**1.  Create a new device.**
125 125  
126 -[[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"]]
206 +[[image:image-20220723170210-2.png||height="908" width="681"]]
127 127  
128 128  
129 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
130 130  
131 -[[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"]]
210 +(% style="color:blue" %)**1.  open Arduino IDE**
132 132  
133 133  
134 -(% style="color:blue" %)**3.  Use AT commands.**
213 +[[image:image-20220723170545-4.png]]
135 135  
136 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
137 137  
138 138  
139 -(% style="color:blue" %)**4.  Use the serial port tool**
217 +(% style="color:blue" %)**2.  Open project**
140 140  
141 -[[image:image-20220909151517-2.png||height="543" width="708"]]
142 142  
220 +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]]
143 143  
144 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
145 145  
146 -[[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"]]
147 147  
224 +(% 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**
148 148  
149 -(% style="color:blue" %)**6.  Network successfully.**
150 150  
151 -[[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"]]
152 152  
228 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
153 153  
154 -(% style="color:blue" %)**7.  Send uplink using command**
155 155  
156 -[[image:image-20220912085244-1.png]]
231 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
157 157  
158 -[[image:image-20220912085307-2.png]]
159 159  
160 160  
161 -[[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"]]
235 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
162 162  
163 163  
164 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
238 +(% style="color:blue" %)**1.  Open project**
165 165  
166 166  
167 -**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]]
241 +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]]
168 168  
169 -(**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]])
170 170  
244 +[[image:image-20220723172502-8.png]]
171 171  
172 -(% style="color:red" %)**Preconditions:**
173 173  
174 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
175 175  
176 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
248 +(% 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**
177 177  
178 178  
179 -(% style="color:blue" %)**Steps for usage:**
251 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
180 180  
181 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
182 182  
183 -(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
184 184  
185 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
255 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
186 186  
187 187  
188 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
258 +(% style="color:blue" %)**1.  Open project**
189 189  
190 190  
191 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
261 +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]]
192 192  
193 193  
194 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
264 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
195 195  
196 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
197 197  
198 -[[image:image-20220723100439-2.png]]
199 199  
268 +(% 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 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
202 202  
203 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
271 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
204 204  
205 - (% style="background-color:yellow" %)**apt update**
206 206  
207 - (% style="background-color:yellow" %)**apt install minicom**
208 208  
209 -Use minicom to connect to the RPI's terminal
275 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
210 210  
211 -[[image:image-20220602153146-3.png||height="439" width="500"]]
277 +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/]]
212 212  
279 +[[image:image-20220723175700-12.png||height="602" width="995"]]
213 213  
214 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
215 215  
216 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
217 217  
218 -[[image:image-20220602154928-5.png||height="436" width="500"]]
283 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
219 219  
220 220  
221 -(% style="color:blue" %)**4.  Send Uplink message**
286 +=== 2.8.1  Items needed for update ===
222 222  
223 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
224 224  
225 -example: AT+SENDB=01,02,8,05820802581ea0a5
289 +1. LA66 LoRaWAN Shield
290 +1. Arduino
291 +1. USB TO TTL Adapter
226 226  
227 -[[image:image-20220602160339-6.png||height="517" width="600"]]
293 +[[image:image-20220602100052-2.png||height="385" width="600"]]
228 228  
229 229  
230 -Check to see if TTN received the message
296 +=== 2.8.2  Connection ===
231 231  
232 232  
233 -[[image:image-20220602160627-7.png||height="369" width="800"]]
299 +[[image:image-20220602101311-3.png||height="276" width="600"]]
234 234  
235 235  
236 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
302 +(((
303 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
304 +)))
237 237  
238 -=== 1.9.1  Hardware and Software Connection ===
306 +(((
307 +(% style="background-color:yellow" %)**GND  <-> GND
308 +TXD  <->  TXD
309 +RXD  <->  RXD**
310 +)))
239 239  
240 240  
241 -==== (% style="color:blue" %)**Overview：**(%%) ====
313 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
242 242  
315 +Connect USB TTL Adapter to PC after connecting the wires
316 +
317 +
318 +[[image:image-20220602102240-4.png||height="304" width="600"]]
319 +
320 +
321 +=== 2.8.3  Upgrade steps ===
322 +
323 +
324 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
325 +
326 +
327 +[[image:image-20220602102824-5.png||height="306" width="600"]]
328 +
329 +
330 +
331 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
332 +
333 +
334 +[[image:image-20220602104701-12.png||height="285" width="600"]]
335 +
336 +
337 +
338 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
339 +
340 +
243 243  (((
244 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
342 +(% 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/]]**
343 +)))
245 245  
246 -* Send real-time location information of mobile phone to LoRaWAN network.
247 -* Check LoRaWAN network signal strengh.
248 -* Manually send messages to LoRaWAN network.
345 +
346 +[[image:image-20220602103227-6.png]]
347 +
348 +
349 +[[image:image-20220602103357-7.png]]
350 +
351 +
352 +
353 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
354 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
355 +
356 +
357 +[[image:image-20220602103844-8.png]]
358 +
359 +
360 +
361 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
362 +(% style="color:blue" %)**3. Select the bin file to burn**
363 +
364 +
365 +[[image:image-20220602104144-9.png]]
366 +
367 +
368 +[[image:image-20220602104251-10.png]]
369 +
370 +
371 +[[image:image-20220602104402-11.png]]
372 +
373 +
374 +
375 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
376 +(% style="color:blue" %)**4. Click to start the download**
377 +
378 +[[image:image-20220602104923-13.png]]
379 +
380 +
381 +
382 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
383 +(% style="color:blue" %)**5. Check update process**
384 +
385 +
386 +[[image:image-20220602104948-14.png]]
387 +
388 +
389 +
390 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
391 +(% style="color:blue" %)**The following picture shows that the burning is successful**
392 +
393 +[[image:image-20220602105251-15.png]]
394 +
395 +
396 +
397 += 3.  LA66 USB LoRaWAN Adapter =
398 +
399 +
400 +== 3.1  Overview ==
401 +
402 +
403 +[[image:image-20220715001142-3.png||height="145" width="220"]]
404 +
405 +
406 +(((
407 +(% 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.
249 249  )))
250 250  
410 +(((
411 +(% 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.
412 +)))
251 251  
414 +(((
415 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
416 +)))
252 252  
253 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
418 +(((
419 +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.
420 +)))
254 254  
255 -A USB to Type-C adapter is needed to connect to a Mobile phone.
422 +(((
423 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
424 +)))
256 256  
257 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
258 258  
259 -[[image:image-20220813174353-2.png||height="360" width="313"]]
260 260  
428 +== 3.2  Features ==
261 261  
262 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
430 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
431 +* Ultra-long RF range
432 +* Support LoRaWAN v1.0.4 protocol
433 +* Support peer-to-peer protocol
434 +* TCXO crystal to ensure RF performance on low temperature
435 +* Spring RF antenna
436 +* Available in different frequency LoRaWAN frequency bands.
437 +* World-wide unique OTAA keys.
438 +* AT Command via UART-TTL interface
439 +* Firmware upgradable via UART interface
440 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
263 263  
264 -[[(% 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)
442 +== 3.3  Specification ==
265 265  
266 -[[image:image-20220813173738-1.png]]
444 +* CPU: 32-bit 48 MHz
445 +* Flash: 256KB
446 +* RAM: 64KB
447 +* Input Power Range: 5v
448 +* Frequency Range: 150 MHz ~~ 960 MHz
449 +* Maximum Power +22 dBm constant RF output
450 +* High sensitivity: -148 dBm
451 +* Temperature:
452 +** Storage: -55 ~~ +125℃
453 +** Operating: -40 ~~ +85℃
454 +* Humidity:
455 +** Storage: 5 ~~ 95% (Non-Condensing)
456 +** Operating: 10 ~~ 95% (Non-Condensing)
457 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
458 +* LoRa Rx current: <9 mA
267 267  
460 +== 3.4  Pin Mapping & LED ==
268 268  
269 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
270 270  
271 -Function and page introduction:
272 272  
273 -[[image:image-20220723113448-7.png||height="995" width="450"]]
464 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
274 274  
275 275  
276 -(% style="color:blue" %)**Block Explain:**
467 +(((
468 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
469 +)))
277 277  
278 -1.  Display LA66 USB LoRaWAN Module connection status
279 279  
280 -2.  Check and reconnect
472 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
281 281  
282 -3.  Turn send timestamps on or off
283 283  
284 -4.  Display LoRaWan connection status
475 +[[image:image-20220723100027-1.png]]
285 285  
286 -5.  Check LoRaWan connection status
287 287  
288 -6.  The RSSI value of the node when the ACK is received
478 +Open the serial port tool
289 289  
290 -7.  Node's Signal Strength Icon
480 +[[image:image-20220602161617-8.png]]
291 291  
292 -8.  Configure Location Uplink Interval
482 +[[image:image-20220602161718-9.png||height="457" width="800"]]
293 293  
294 -9.  AT command input box
295 295  
296 -10.  Send Button:  Send input box info to LA66 USB Adapter
297 297  
298 -11.  Output Log from LA66 USB adapter
486 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
299 299  
300 -12.  clear log button
488 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
301 301  
302 -13.  exit button
303 303  
491 +[[image:image-20220602161935-10.png||height="498" width="800"]]
304 304  
305 -LA66 USB LoRaWAN Module not connected:
306 306  
307 -[[image:image-20220723110520-5.png||height="677" width="508"]]
308 308  
495 +(% style="color:blue" %)**3. See Uplink Command**
309 309  
310 -Connect LA66 USB LoRaWAN Module:
497 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
311 311  
312 -[[image:image-20220723110626-6.png||height="681" width="511"]]
499 +example: AT+SENDB=01,02,8,05820802581ea0a5
313 313  
501 +[[image:image-20220602162157-11.png||height="497" width="800"]]
314 314  
315 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
316 316  
317 317  
318 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
505 +(% style="color:blue" %)**4. Check to see if TTN received the message**
319 319  
507 +[[image:image-20220602162331-12.png||height="420" width="800"]]
320 320  
321 -[[image:image-20220723134549-8.png]]
322 322  
323 323  
511 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
324 324  
325 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
326 326  
514 +**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]]
327 327  
328 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
516 +(**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]])
329 329  
330 -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/]]
518 +(% style="color:red" %)**Preconditions:**
331 331  
332 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
520 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
333 333  
334 -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]]
522 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
335 335  
336 336  
337 -Example output in NodeRed is as below:
338 338  
339 -[[image:image-20220723144339-1.png]]
526 +(% style="color:blue" %)**Steps for usage:**
340 340  
528 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
341 341  
342 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
530 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
343 343  
344 -=== 1.10.1 LA66V1 Update method ===
532 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
345 345  
346 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
347 347  
348 -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).
349 349  
350 -(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
536 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
351 351  
352 -[[image:image-20220723150132-2.png]]
353 353  
539 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
354 354  
355 -=== (% style="color:blue" %)**Open the Upgrade tool (Tremo Programmer) in PC and Upgrade** (%%) ===
356 356  
542 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
357 357  
358 -**1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
544 +[[image:image-20220723100439-2.png]]
359 359  
360 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103227-6.png?rev=1.1||alt="image-20220602103227-6.png"]]
361 361  
362 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103357-7.png?rev=1.1||alt="image-20220602103357-7.png"]]
363 363  
548 +(% style="color:blue" %)**2. Install Minicom in RPi.**
364 364  
365 -**2.  Select the COM port corresponding to USB TTL**
550 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
366 366  
367 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103844-8.png?rev=1.1||alt="image-20220602103844-8.png"]]
552 + (% style="background-color:yellow" %)**apt update**
368 368  
554 + (% style="background-color:yellow" %)**apt install minicom**
369 369  
370 -**3.  Select the bin file to burn**
371 371  
372 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104144-9.png?rev=1.1||alt="image-20220602104144-9.png"]]
557 +Use minicom to connect to the RPI's terminal
373 373  
374 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104251-10.png?rev=1.1||alt="image-20220602104251-10.png"]]
559 +[[image:image-20220602153146-3.png||height="439" width="500"]]
375 375  
376 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104402-11.png?rev=1.1||alt="image-20220602104402-11.png"]]
377 377  
378 378  
379 -**4.  Click to start the download**
563 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
380 380  
381 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104923-13.png?rev=1.1||alt="image-20220602104923-13.png"]]
565 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
382 382  
383 383  
384 -**5.  Check update process**
568 +[[image:image-20220602154928-5.png||height="436" width="500"]]
385 385  
386 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104948-14.png?rev=1.1||alt="image-20220602104948-14.png"]]
387 387  
388 388  
389 -**The following picture shows that the burning is successful**
572 +(% style="color:blue" %)**4. Send Uplink message**
390 390  
391 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602105251-15.png?rev=1.1||alt="image-20220602105251-15.png"]]
574 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
392 392  
393 -= 2.  FAQ =
576 +example: AT+SENDB=01,02,8,05820802581ea0a5
394 394  
395 -== 2.1  How to Compile Source Code for LA66? ==
396 396  
579 +[[image:image-20220602160339-6.png||height="517" width="600"]]
397 397  
398 -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]]
399 399  
400 400  
401 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
583 +Check to see if TTN received the message
402 402  
585 +[[image:image-20220602160627-7.png||height="369" width="800"]]
403 403  
404 -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]]
405 405  
406 406  
407 -== 2.3 My device keeps showing invalid credentials, the device goes into low power mode ==
589 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
408 408  
409 409  
410 -Set the AT+COMMAND: (% style="color:blue" %)**AT+UUID=666666666666**
592 +=== 3.8.1 DRAGINO-LA66-APP ===
411 411  
412 412  
413 -== 2.4 How to use external antenna via ipex connector? ==
595 +[[image:image-20220723102027-3.png]]
414 414  
415 415  
416 -You need to remove the spring antenna first, and also remove the resistor and capacitor.
417 -Connect external antenna.
418 418  
419 -[[image:image-20231129155939-1.png||height="529" width="397"]]
599 +==== (% style="color:blue" %)**Overview：**(%%) ====
420 420  
421 421  
422 -= 3.  Order Info =
602 +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.
423 423  
604 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
424 424  
425 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
426 426  
427 427  
428 -(% style="color:blue" %)**XXX**(%%): The default frequency band
608 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
429 429  
430 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
431 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
432 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
433 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
434 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
435 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
436 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
437 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
438 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
439 439  
440 -= 4.  Reference =
611 +Requires a type-c to USB adapter
441 441  
613 +[[image:image-20220723104754-4.png]]
442 442  
443 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
444 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
445 445  
446 -= 5.  FCC Statement =
447 447  
617 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
448 448  
449 -(% style="color:red" %)**FCC Caution:**
450 450  
451 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
620 +Function and page introduction
452 452  
453 -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.
622 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
454 454  
624 +1.Display LA66 USB LoRaWAN Module connection status
455 455  
456 -(% style="color:red" %)**IMPORTANT NOTE: **
626 +2.Check and reconnect
457 457  
458 -(% 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:
628 +3.Turn send timestamps on or off
459 459  
460 -—Reorient or relocate the receiving antenna.
630 +4.Display LoRaWan connection status
461 461  
462 -—Increase the separation between the equipment and receiver.
632 +5.Check LoRaWan connection status
463 463  
464 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
634 +6.The RSSI value of the node when the ACK is received
465 465  
466 -—Consult the dealer or an experienced radio/TV technician for help.
636 +7.Node's Signal Strength Icon
467 467  
638 +8.Set the packet sending interval of the node in seconds
468 468  
469 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
640 +9.AT command input box
470 470  
471 -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.
642 +10.Send AT command button
472 472  
473 -
644 +11.Node log box
645 +
646 +12.clear log button
647 +
648 +13.exit button
649 +
650 +
651 +LA66 USB LoRaWAN Module not connected
652 +
653 +[[image:image-20220723110520-5.png||height="903" width="677"]]
654 +
655 +
656 +
657 +Connect LA66 USB LoRaWAN Module
658 +
659 +[[image:image-20220723110626-6.png||height="906" width="680"]]
660 +
661 +
662 +
663 +=== 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 ===
664 +
665 +
666 +**1.  Register LA66 USB LoRaWAN Module to TTNV3**
667 +
668 +[[image:image-20220723134549-8.png]]
669 +
670 +
671 +
672 +**2.  Open Node-RED,And import the JSON file to generate the flow**
673 +
674 +Sample JSON file please go to this link to download：放置JSON文件的链接
675 +
676 +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/]]
677 +
678 +The following is the positioning effect map
679 +
680 +[[image:image-20220723144339-1.png]]
681 +
682 +
683 +
684 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
685 +
686 +
687 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
688 +
689 +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)
690 +
691 +[[image:image-20220723150132-2.png]]
692 +
693 +
694 +
695 += 4.  Order Info =
696 +
697 +
698 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
699 +
700 +
701 +(% style="color:blue" %)**XXX**(%%): The default frequency band
702 +
703 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
704 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
705 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
706 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
707 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
708 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
709 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
710 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
711 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
712 +
713 += 5.  Reference =
714 +
715 +
716 +* 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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