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Last modified by Xiaoling on 2025/02/07 16:37
From version 169.2
edited by Xiaoling
on 2024/01/22 09:39
Change comment: There is no comment for this version
To version 137.1
edited by Herong Lu
on 2022/07/26 13:54
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.Xiaoling
1 +XWiki.Lu
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 +31,37 @@
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  
55 -== 1.3  Specification ==
56 56  
57 57  
67 +== 1.3  Specification ==
68 +
58 58  * CPU: 32-bit 48 MHz
59 59  * Flash: 256KB
60 60  * RAM: 64KB
61 -* Input Power Range: 5v
72 +* Input Power Range: 1.8v ~~ 3.7v
73 +* 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 +70,649 @@
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
85 +* I/O Voltage: 3.3v
73 73  
74 -== 1.4  Pin Mapping & LED ==
75 75  
76 76  
77 -[[image:image-20220813183239-3.png||height="526" width="662"]]
89 +== 1.4  AT Command ==
78 78  
79 79  
80 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
92 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
81 81  
82 82  
95 +
96 +== 1.5  Dimension ==
97 +
98 +[[image:image-20220718094750-3.png]]
99 +
100 +
101 +
102 +== 1.6  Pin Mapping ==
103 +
104 +[[image:image-20220720111850-1.png]]
105 +
106 +
107 +
108 +== 1.7  Land Pattern ==
109 +
110 +[[image:image-20220517072821-2.png]]
111 +
112 +
113 +
114 += 2.  LA66 LoRaWAN Shield =
115 +
116 +
117 +== 2.1  Overview ==
118 +
119 +
83 83  (((
84 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
121 +[[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**
124 +(((
125 +
126 +)))
88 88  
89 -[[image:image-20220723100027-1.png]]
128 +(((
129 +(% 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.
130 +)))
90 90  
132 +(((
133 +(((
134 +(% 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.
135 +)))
136 +)))
91 91  
92 -Open the serial port tool
138 +(((
139 +(((
140 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
141 +)))
142 +)))
93 93  
94 -[[image:image-20220602161617-8.png]]
144 +(((
145 +(((
146 +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.
147 +)))
148 +)))
95 95  
150 +(((
151 +(((
152 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
153 +)))
154 +)))
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.**
158 +== 2.2  Features ==
101 101  
102 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
160 +* Arduino Shield base on LA66 LoRaWAN module
161 +* Support LoRaWAN v1.0.4 protocol
162 +* Support peer-to-peer protocol
163 +* TCXO crystal to ensure RF performance on low temperature
164 +* SMA connector
165 +* Available in different frequency LoRaWAN frequency bands.
166 +* World-wide unique OTAA keys.
167 +* AT Command via UART-TTL interface
168 +* Firmware upgradable via UART interface
169 +* Ultra-long RF range
103 103  
104 -[[image:image-20220602161935-10.png||height="498" width="800"]]
105 105  
106 106  
107 -(% style="color:blue" %)**3.  See Uplink Command**
173 +== 2.3  Specification ==
108 108  
109 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
175 +* CPU: 32-bit 48 MHz
176 +* Flash: 256KB
177 +* RAM: 64KB
178 +* Input Power Range: 1.8v ~~ 3.7v
179 +* Power Consumption: < 4uA.
180 +* Frequency Range: 150 MHz ~~ 960 MHz
181 +* Maximum Power +22 dBm constant RF output
182 +* High sensitivity: -148 dBm
183 +* Temperature:
184 +** Storage: -55 ~~ +125℃
185 +** Operating: -40 ~~ +85℃
186 +* Humidity:
187 +** Storage: 5 ~~ 95% (Non-Condensing)
188 +** Operating: 10 ~~ 95% (Non-Condensing)
189 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
190 +* LoRa Rx current: <9 mA
191 +* I/O Voltage: 3.3v
110 110  
111 -example: AT+SENDB=01,02,8,05820802581ea0a5
112 112  
113 -[[image:image-20220602162157-11.png||height="497" width="800"]]
114 114  
195 +== 2.4  LED ==
115 115  
116 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
117 117  
118 -[[image:image-20220817093644-1.png]]
198 +~1. The LED lights up red when there is an upstream data packet
199 +2. When the network is successfully connected, the green light will be on for 5 seconds
200 +3. Purple light on when receiving downlink data packets
119 119  
120 120  
121 -== 1.6  Example: How to join helium ==
122 122  
204 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
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"]]
207 +**Show connection diagram：**
127 127  
128 128  
129 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
210 +[[image:image-20220723170210-2.png||height="908" width="681"]]
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"]]
132 132  
133 133  
134 -(% style="color:blue" %)**3.  Use AT commands.**
214 +(% style="color:blue" %)**1.  open Arduino IDE**
135 135  
136 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
137 137  
217 +[[image:image-20220723170545-4.png]]
138 138  
139 -(% style="color:blue" %)**4.  Use the serial port tool**
140 140  
141 -[[image:image-20220909151517-2.png||height="543" width="708"]]
142 142  
221 +(% style="color:blue" %)**2.  Open project**
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"]]
224 +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]]
147 147  
226 +[[image:image-20220726135239-1.png]]
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"]]
229 +(% 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**
152 152  
231 +[[image:image-20220726135356-2.png]]
153 153  
154 -(% style="color:blue" %)**7.  Send uplink using command**
155 155  
156 -[[image:image-20220912085244-1.png]]
234 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
157 157  
158 -[[image:image-20220912085307-2.png]]
159 159  
237 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
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"]]
162 162  
163 163  
164 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
241 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
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]]
244 +(% style="color:blue" %)**1.  Open project**
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  
247 +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]]
171 171  
172 -(% style="color:red" %)**Preconditions:**
173 173  
174 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
250 +[[image:image-20220723172502-8.png]]
175 175  
176 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
177 177  
178 178  
179 -(% style="color:blue" %)**Steps for usage:**
254 +(% 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 -(% 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
257 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
184 184  
185 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
186 186  
187 187  
188 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
261 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
189 189  
190 190  
191 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
264 +(% style="color:blue" %)**1.  Open project**
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.
267 +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]]
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]]
270 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
199 199  
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
274 +(% 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**
204 204  
205 - (% style="background-color:yellow" %)**apt update**
206 206  
207 - (% style="background-color:yellow" %)**apt install minicom**
277 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
208 208  
209 -Use minicom to connect to the RPI's terminal
210 210  
211 -[[image:image-20220602153146-3.png||height="439" width="500"]]
212 212  
281 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
213 213  
214 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
283 +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/]]
215 215  
216 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
285 +[[image:image-20220723175700-12.png||height="602" width="995"]]
217 217  
218 -[[image:image-20220602154928-5.png||height="436" width="500"]]
219 219  
220 220  
221 -(% style="color:blue" %)**4.  Send Uplink message**
289 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
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
292 +=== 2.8.1  Items needed for update ===
226 226  
227 -[[image:image-20220602160339-6.png||height="517" width="600"]]
228 228  
295 +1. LA66 LoRaWAN Shield
296 +1. Arduino
297 +1. USB TO TTL Adapter
229 229  
230 -Check to see if TTN received the message
299 +[[image:image-20220602100052-2.png||height="385" width="600"]]
231 231  
232 232  
233 -[[image:image-20220602160627-7.png||height="369" width="800"]]
302 +=== 2.8.2  Connection ===
234 234  
235 235  
236 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
305 +[[image:image-20220602101311-3.png||height="276" width="600"]]
237 237  
238 -=== 1.9.1  Hardware and Software Connection ===
239 239  
308 +(((
309 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
310 +)))
240 240  
241 -==== (% style="color:blue" %)**Overview：**(%%) ====
312 +(((
313 +(% style="background-color:yellow" %)**GND  <-> GND
314 +TXD  <->  TXD
315 +RXD  <->  RXD**
316 +)))
242 242  
318 +
319 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
320 +
321 +Connect USB TTL Adapter to PC after connecting the wires
322 +
323 +
324 +[[image:image-20220602102240-4.png||height="304" width="600"]]
325 +
326 +
327 +=== 2.8.3  Upgrade steps ===
328 +
329 +
330 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
331 +
332 +
333 +[[image:image-20220602102824-5.png||height="306" width="600"]]
334 +
335 +
336 +
337 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
338 +
339 +
340 +[[image:image-20220602104701-12.png||height="285" width="600"]]
341 +
342 +
343 +
344 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
345 +
346 +
243 243  (((
244 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
348 +(% 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/]]**
349 +)))
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.
351 +
352 +[[image:image-20220602103227-6.png]]
353 +
354 +
355 +[[image:image-20220602103357-7.png]]
356 +
357 +
358 +
359 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
360 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
361 +
362 +
363 +[[image:image-20220602103844-8.png]]
364 +
365 +
366 +
367 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
368 +(% style="color:blue" %)**3. Select the bin file to burn**
369 +
370 +
371 +[[image:image-20220602104144-9.png]]
372 +
373 +
374 +[[image:image-20220602104251-10.png]]
375 +
376 +
377 +[[image:image-20220602104402-11.png]]
378 +
379 +
380 +
381 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
382 +(% style="color:blue" %)**4. Click to start the download**
383 +
384 +[[image:image-20220602104923-13.png]]
385 +
386 +
387 +
388 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
389 +(% style="color:blue" %)**5. Check update process**
390 +
391 +
392 +[[image:image-20220602104948-14.png]]
393 +
394 +
395 +
396 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
397 +(% style="color:blue" %)**The following picture shows that the burning is successful**
398 +
399 +[[image:image-20220602105251-15.png]]
400 +
401 +
402 +
403 += 3.  LA66 USB LoRaWAN Adapter =
404 +
405 +
406 +== 3.1  Overview ==
407 +
408 +
409 +[[image:image-20220715001142-3.png||height="145" width="220"]]
410 +
411 +
412 +(((
413 +(% 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  
416 +(((
417 +(% 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.
418 +)))
251 251  
420 +(((
421 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
422 +)))
252 252  
253 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
424 +(((
425 +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.
426 +)))
254 254  
255 -A USB to Type-C adapter is needed to connect to a Mobile phone.
428 +(((
429 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
430 +)))
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  
434 +== 3.2  Features ==
261 261  
262 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
436 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
437 +* Ultra-long RF range
438 +* Support LoRaWAN v1.0.4 protocol
439 +* Support peer-to-peer protocol
440 +* TCXO crystal to ensure RF performance on low temperature
441 +* Spring RF antenna
442 +* Available in different frequency LoRaWAN frequency bands.
443 +* World-wide unique OTAA keys.
444 +* AT Command via UART-TTL interface
445 +* Firmware upgradable via UART interface
446 +* 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)
448 +== 3.3  Specification ==
265 265  
266 -[[image:image-20220813173738-1.png]]
450 +* CPU: 32-bit 48 MHz
451 +* Flash: 256KB
452 +* RAM: 64KB
453 +* Input Power Range: 5v
454 +* Frequency Range: 150 MHz ~~ 960 MHz
455 +* Maximum Power +22 dBm constant RF output
456 +* High sensitivity: -148 dBm
457 +* Temperature:
458 +** Storage: -55 ~~ +125℃
459 +** Operating: -40 ~~ +85℃
460 +* Humidity:
461 +** Storage: 5 ~~ 95% (Non-Condensing)
462 +** Operating: 10 ~~ 95% (Non-Condensing)
463 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
464 +* LoRa Rx current: <9 mA
267 267  
466 +== 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"]]
470 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
274 274  
275 275  
276 -(% style="color:blue" %)**Block Explain:**
473 +(((
474 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
475 +)))
277 277  
278 -1.  Display LA66 USB LoRaWAN Module connection status
279 279  
280 -2.  Check and reconnect
478 +(% 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
481 +[[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
484 +Open the serial port tool
289 289  
290 -7.  Node's Signal Strength Icon
486 +[[image:image-20220602161617-8.png]]
291 291  
292 -8.  Configure Location Uplink Interval
488 +[[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
492 +(% 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
494 +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  
497 +[[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  
501 +(% style="color:blue" %)**3. See Uplink Command**
309 309  
310 -Connect LA66 USB LoRaWAN Module:
503 +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"]]
505 +example: AT+SENDB=01,02,8,05820802581ea0a5
313 313  
507 +[[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**
511 +(% style="color:blue" %)**4. Check to see if TTN received the message**
319 319  
513 +[[image:image-20220602162331-12.png||height="420" width="800"]]
320 320  
321 -[[image:image-20220723134549-8.png]]
322 322  
323 323  
517 +== 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  
520 +**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.
522 +(**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/]]
524 +(% 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.
526 +(% 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]]
528 +(% 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]]
532 +(% style="color:blue" %)**Steps for usage:**
340 340  
534 +(% 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 ==
536 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
343 343  
538 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
344 344  
345 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
346 346  
347 -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).
348 348  
349 -(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
542 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
350 350  
351 -[[image:image-20220723150132-2.png]]
352 352  
545 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
353 353  
354 -=== (% style="color:blue" %)**Open the Upgrade tool (Tremo Programmer) in PC and Upgrade** (%%) ===
355 355  
548 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
356 356  
357 -**1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
550 +[[image:image-20220723100439-2.png]]
358 358  
359 -[[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"]]
360 360  
361 -[[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"]]
362 362  
554 +(% style="color:blue" %)**2. Install Minicom in RPi.**
363 363  
364 -**2.  Select the COM port corresponding to USB TTL**
556 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
365 365  
366 -[[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"]]
558 + (% style="background-color:yellow" %)**apt update**
367 367  
560 + (% style="background-color:yellow" %)**apt install minicom**
368 368  
369 -**3.  Select the bin file to burn**
370 370  
371 -[[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"]]
563 +Use minicom to connect to the RPI's terminal
372 372  
373 -[[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"]]
565 +[[image:image-20220602153146-3.png||height="439" width="500"]]
374 374  
375 -[[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"]]
376 376  
377 377  
378 -**4.  Click to start the download**
569 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
379 379  
380 -[[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"]]
571 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
381 381  
382 382  
383 -**5.  Check update process**
574 +[[image:image-20220602154928-5.png||height="436" width="500"]]
384 384  
385 -[[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"]]
386 386  
387 387  
388 -**The following picture shows that the burning is successful**
578 +(% style="color:blue" %)**4. Send Uplink message**
389 389  
390 -[[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"]]
580 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
391 391  
582 +example: AT+SENDB=01,02,8,05820802581ea0a5
392 392  
393 -= 2.  FAQ =
394 394  
395 -== 2.1  How to Compile Source Code for LA66? ==
585 +[[image:image-20220602160339-6.png||height="517" width="600"]]
396 396  
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  
589 +Check to see if TTN received the message
400 400  
401 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
591 +[[image:image-20220602160627-7.png||height="369" width="800"]]
402 402  
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  
595 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
406 406  
407 -== 2.3 My device keeps showing invalid credentials, the device goes into low power mode ==
408 408  
598 +=== 3.8.1  DRAGINO-LA66-APP ===
409 409  
410 -Set the AT+COMMAND: (% style="color:blue" %)**AT+UUID=666666666666**
411 411  
601 +[[image:image-20220723102027-3.png]]
412 412  
413 -== 2.4 How to use external antenna via ipex connector? ==
414 414  
415 415  
416 -You need to remove the spring antenna first, and also remove the resistor and capacitor.
417 -Connect external antenna.
605 +==== (% style="color:blue" %)**Overview：**(%%) ====
418 418  
419 -[[image:image-20231129155939-1.png||height="529" width="397"]]
420 420  
608 +(((
609 +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.
610 +)))
421 421  
422 -= 3.  Order Info =
612 +(((
613 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
614 +)))
423 423  
424 424  
425 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
426 426  
618 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
427 427  
428 -(% style="color:blue" %)**XXX**(%%): The default frequency band
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
621 +Requires a type-c to USB adapter
439 439  
440 -= 4.  Reference =
623 +[[image:image-20220723104754-4.png]]
441 441  
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 =
627 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
447 447  
448 448  
449 -(% style="color:red" %)**FCC Caution:**
630 +Function and page introduction
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.
632 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
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.
454 454  
635 +1.Display LA66 USB LoRaWAN Module connection status
455 455  
456 -(% style="color:red" %)**IMPORTANT NOTE: **
637 +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:
639 +3.Turn send timestamps on or off
459 459  
460 -—Reorient or relocate the receiving antenna.
641 +4.Display LoRaWan connection status
461 461  
462 -—Increase the separation between the equipment and receiver.
643 +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.
645 +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.
647 +7.Node's Signal Strength Icon
467 467  
649 +8.Set the packet sending interval of the node in seconds
468 468  
469 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
651 +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.
653 +10.Send AT command button
472 472  
473 -
655 +11.Node log box
656 +
657 +12.clear log button
658 +
659 +13.exit button
660 +
661 +
662 +LA66 USB LoRaWAN Module not connected
663 +
664 +[[image:image-20220723110520-5.png||height="903" width="677"]]
665 +
666 +
667 +
668 +Connect LA66 USB LoRaWAN Module
669 +
670 +[[image:image-20220723110626-6.png||height="906" width="680"]]
671 +
672 +
673 +
674 +=== 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 ===
675 +
676 +
677 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
678 +
679 +[[image:image-20220723134549-8.png]]
680 +
681 +
682 +
683 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
684 +
685 +Sample JSON file please go to this link to download：放置JSON文件的链接
686 +
687 +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/]]
688 +
689 +The following is the positioning effect map
690 +
691 +[[image:image-20220723144339-1.png]]
692 +
693 +
694 +
695 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
696 +
697 +
698 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
699 +
700 +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)
701 +
702 +[[image:image-20220723150132-2.png]]
703 +
704 +
705 +
706 += 4.  Order Info =
707 +
708 +
709 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
710 +
711 +
712 +(% style="color:blue" %)**XXX**(%%): The default frequency band
713 +
714 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
715 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
716 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
717 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
718 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
719 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
720 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
721 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
722 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
723 +
724 +
725 +
726 +
727 += 5.  Reference =
728 +
729 +
730 +* 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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