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Last modified by Xiaoling on 2025/02/07 16:37
From version 161.2
edited by Xiaoling
on 2023/06/10 08:47
Change comment: There is no comment for this version
To version 134.12
edited by Xiaoling
on 2022/07/26 10:50
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
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="145" width="220"]]
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  
... ... @@ -31,36 +31,38 @@
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 45  * 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 55  
56 56  
67 +
57 57  == 1.3  Specification ==
58 58  
59 -
60 60  * CPU: 32-bit 48 MHz
61 61  * Flash: 256KB
62 62  * RAM: 64KB
63 -* Input Power Range: 5v
73 +* Input Power Range: 1.8v ~~ 3.7v
74 +* Power Consumption: < 4uA.
64 64  * Frequency Range: 150 MHz ~~ 960 MHz
65 65  * Maximum Power +22 dBm constant RF output
66 66  * High sensitivity: -148 dBm
... ... @@ -72,421 +72,653 @@
72 72  ** Operating: 10 ~~ 95% (Non-Condensing)
73 73  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
74 74  * LoRa Rx current: <9 mA
86 +* I/O Voltage: 3.3v
75 75  
76 76  
77 77  
78 -== 1.4  Pin Mapping & LED ==
79 79  
91 +== 1.4  AT Command ==
80 80  
81 -[[image:image-20220813183239-3.png||height="526" width="662"]]
82 82  
94 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
83 83  
84 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
85 85  
86 86  
98 +== 1.5  Dimension ==
99 +
100 +[[image:image-20220718094750-3.png]]
101 +
102 +
103 +
104 +== 1.6  Pin Mapping ==
105 +
106 +[[image:image-20220720111850-1.png]]
107 +
108 +
109 +
110 +== 1.7  Land Pattern ==
111 +
112 +[[image:image-20220517072821-2.png]]
113 +
114 +
115 +
116 += 2.  LA66 LoRaWAN Shield =
117 +
118 +
119 +== 2.1  Overview ==
120 +
121 +
87 87  (((
88 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
123 +[[image:image-20220715000826-2.png||height="145" width="220"]]
124 +)))
89 89  
126 +(((
90 90  
91 91  )))
92 92  
93 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
130 +(((
131 +(% 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.
132 +)))
94 94  
95 -[[image:image-20220723100027-1.png]]
134 +(((
135 +(((
136 +(% 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.
137 +)))
138 +)))
96 96  
140 +(((
141 +(((
142 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
143 +)))
144 +)))
97 97  
98 -Open the serial port tool
146 +(((
147 +(((
148 +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.
149 +)))
150 +)))
99 99  
100 -[[image:image-20220602161617-8.png]]
152 +(((
153 +(((
154 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
155 +)))
156 +)))
101 101  
102 102  
103 -[[image:image-20220602161718-9.png||height="457" width="800"]]
104 104  
160 +== 2.2  Features ==
105 105  
106 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
162 +* Arduino Shield base on LA66 LoRaWAN module
163 +* Support LoRaWAN v1.0.4 protocol
164 +* Support peer-to-peer protocol
165 +* TCXO crystal to ensure RF performance on low temperature
166 +* SMA connector
167 +* Available in different frequency LoRaWAN frequency bands.
168 +* World-wide unique OTAA keys.
169 +* AT Command via UART-TTL interface
170 +* Firmware upgradable via UART interface
171 +* Ultra-long RF range
107 107  
108 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
109 109  
110 -[[image:image-20220602161935-10.png||height="498" width="800"]]
111 111  
112 112  
113 -(% style="color:blue" %)**3.  See Uplink Command**
176 +== 2.3  Specification ==
114 114  
115 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
178 +* CPU: 32-bit 48 MHz
179 +* Flash: 256KB
180 +* RAM: 64KB
181 +* Input Power Range: 1.8v ~~ 3.7v
182 +* Power Consumption: < 4uA.
183 +* Frequency Range: 150 MHz ~~ 960 MHz
184 +* Maximum Power +22 dBm constant RF output
185 +* High sensitivity: -148 dBm
186 +* Temperature:
187 +** Storage: -55 ~~ +125℃
188 +** Operating: -40 ~~ +85℃
189 +* Humidity:
190 +** Storage: 5 ~~ 95% (Non-Condensing)
191 +** Operating: 10 ~~ 95% (Non-Condensing)
192 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
193 +* LoRa Rx current: <9 mA
194 +* I/O Voltage: 3.3v
116 116  
117 -example: AT+SENDB=01,02,8,05820802581ea0a5
118 118  
119 -[[image:image-20220602162157-11.png||height="497" width="800"]]
120 120  
121 121  
122 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
199 +== 2.4  LED ==
123 123  
124 -[[image:image-20220817093644-1.png]]
125 125  
202 +~1. The LED lights up red when there is an upstream data packet
203 +2. When the network is successfully connected, the green light will be on for 5 seconds
204 +3. Purple light on when receiving downlink data packets
126 126  
127 -== 1.6  Example: How to join helium ==
128 128  
129 129  
130 -(% style="color:blue" %)**1.  Create a new device.**
208 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
131 131  
132 -[[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"]]
133 133  
211 +**Show connection diagram：**
134 134  
135 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
136 136  
137 -[[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"]]
214 +[[image:image-20220723170210-2.png||height="908" width="681"]]
138 138  
139 139  
140 -(% style="color:blue" %)**3.  Use AT commands.**
141 141  
142 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
218 +(% style="color:blue" %)**1.  open Arduino IDE**
143 143  
144 144  
145 -(% style="color:blue" %)**4.  Use the serial port tool**
221 +[[image:image-20220723170545-4.png]]
146 146  
147 -[[image:image-20220909151517-2.png||height="543" width="708"]]
148 148  
149 149  
150 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
225 +(% style="color:blue" %)**2.  Open project**
151 151  
152 -[[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"]]
153 153  
228 +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]]
154 154  
155 -(% style="color:blue" %)**6.  Network successfully.**
156 156  
157 -[[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"]]
158 158  
232 +(% 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**
159 159  
160 -(% style="color:blue" %)**7.  Send uplink using command**
161 161  
162 -[[image:image-20220912085244-1.png]]
163 163  
164 -[[image:image-20220912085307-2.png]]
236 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
165 165  
166 166  
167 -[[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"]]
239 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
168 168  
169 169  
170 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
171 171  
243 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
172 172  
173 -**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]]
174 174  
175 -(**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]])
246 +(% style="color:blue" %)**1.  Open project**
176 176  
177 177  
178 -(% style="color:red" %)**Preconditions:**
249 +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]]
179 179  
180 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
181 181  
182 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
252 +[[image:image-20220723172502-8.png]]
183 183  
184 184  
185 185  
186 -(% style="color:blue" %)**Steps for usage:**
256 +(% 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**
187 187  
188 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
189 189  
190 -(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
259 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
191 191  
192 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
193 193  
194 194  
195 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
263 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
196 196  
197 197  
198 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
266 +(% style="color:blue" %)**1.  Open project**
199 199  
200 200  
201 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
269 +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]]
202 202  
203 203  
204 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
272 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
205 205  
206 -[[image:image-20220723100439-2.png]]
207 207  
208 208  
209 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
276 +(% 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**
210 210  
211 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
212 212  
213 - (% style="background-color:yellow" %)**apt update**
279 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
214 214  
215 - (% style="background-color:yellow" %)**apt install minicom**
216 216  
217 -Use minicom to connect to the RPI's terminal
218 218  
219 -[[image:image-20220602153146-3.png||height="439" width="500"]]
283 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
220 220  
285 +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/]]
221 221  
222 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
287 +[[image:image-20220723175700-12.png||height="602" width="995"]]
223 223  
224 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
225 225  
226 -[[image:image-20220602154928-5.png||height="436" width="500"]]
227 227  
291 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
228 228  
229 -(% style="color:blue" %)**4.  Send Uplink message**
230 230  
231 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
294 +=== 2.8.1  Items needed for update ===
232 232  
233 -example: AT+SENDB=01,02,8,05820802581ea0a5
234 234  
235 -[[image:image-20220602160339-6.png||height="517" width="600"]]
297 +1. LA66 LoRaWAN Shield
298 +1. Arduino
299 +1. USB TO TTL Adapter
236 236  
301 +[[image:image-20220602100052-2.png||height="385" width="600"]]
237 237  
238 238  
239 -Check to see if TTN received the message
304 +=== 2.8.2  Connection ===
240 240  
241 241  
242 -[[image:image-20220602160627-7.png||height="369" width="800"]]
307 +[[image:image-20220602101311-3.png||height="276" width="600"]]
243 243  
244 244  
245 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
310 +(((
311 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
312 +)))
246 246  
247 -=== 1.9.1  Hardware and Software Connection ===
314 +(((
315 +(% style="background-color:yellow" %)**GND  <-> GND
316 +TXD  <->  TXD
317 +RXD  <->  RXD**
318 +)))
248 248  
249 249  
321 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
250 250  
251 -==== (% style="color:blue" %)**Overview：**(%%) ====
323 +Connect USB TTL Adapter to PC after connecting the wires
252 252  
253 253  
326 +[[image:image-20220602102240-4.png||height="304" width="600"]]
327 +
328 +
329 +=== 2.8.3  Upgrade steps ===
330 +
331 +
332 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
333 +
334 +
335 +[[image:image-20220602102824-5.png||height="306" width="600"]]
336 +
337 +
338 +
339 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
340 +
341 +
342 +[[image:image-20220602104701-12.png||height="285" width="600"]]
343 +
344 +
345 +
346 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
347 +
348 +
254 254  (((
255 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
350 +(% 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/]]**
351 +)))
256 256  
257 -* Send real-time location information of mobile phone to LoRaWAN network.
258 -* Check LoRaWAN network signal strengh.
259 -* Manually send messages to LoRaWAN network.
353 +
354 +[[image:image-20220602103227-6.png]]
355 +
356 +
357 +[[image:image-20220602103357-7.png]]
358 +
359 +
360 +
361 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
362 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
363 +
364 +
365 +[[image:image-20220602103844-8.png]]
366 +
367 +
368 +
369 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
370 +(% style="color:blue" %)**3. Select the bin file to burn**
371 +
372 +
373 +[[image:image-20220602104144-9.png]]
374 +
375 +
376 +[[image:image-20220602104251-10.png]]
377 +
378 +
379 +[[image:image-20220602104402-11.png]]
380 +
381 +
382 +
383 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
384 +(% style="color:blue" %)**4. Click to start the download**
385 +
386 +[[image:image-20220602104923-13.png]]
387 +
388 +
389 +
390 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
391 +(% style="color:blue" %)**5. Check update process**
392 +
393 +
394 +[[image:image-20220602104948-14.png]]
395 +
396 +
397 +
398 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
399 +(% style="color:blue" %)**The following picture shows that the burning is successful**
400 +
401 +[[image:image-20220602105251-15.png]]
402 +
403 +
404 +
405 += 3.  LA66 USB LoRaWAN Adapter =
406 +
407 +
408 +== 3.1  Overview ==
409 +
410 +
411 +[[image:image-20220715001142-3.png||height="145" width="220"]]
412 +
413 +
414 +(((
415 +(% 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.
260 260  )))
261 261  
418 +(((
419 +(% 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.
420 +)))
262 262  
422 +(((
423 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
424 +)))
263 263  
426 +(((
427 +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.
428 +)))
264 264  
265 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
430 +(((
431 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
432 +)))
266 266  
267 267  
268 -A USB to Type-C adapter is needed to connect to a Mobile phone.
269 269  
270 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
436 +== 3.2  Features ==
271 271  
272 -[[image:image-20220813174353-2.png||height="360" width="313"]]
438 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
439 +* Ultra-long RF range
440 +* Support LoRaWAN v1.0.4 protocol
441 +* Support peer-to-peer protocol
442 +* TCXO crystal to ensure RF performance on low temperature
443 +* Spring RF antenna
444 +* Available in different frequency LoRaWAN frequency bands.
445 +* World-wide unique OTAA keys.
446 +* AT Command via UART-TTL interface
447 +* Firmware upgradable via UART interface
448 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
273 273  
274 274  
451 +== 3.3  Specification ==
275 275  
276 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
453 +* CPU: 32-bit 48 MHz
454 +* Flash: 256KB
455 +* RAM: 64KB
456 +* Input Power Range: 5v
457 +* Frequency Range: 150 MHz ~~ 960 MHz
458 +* Maximum Power +22 dBm constant RF output
459 +* High sensitivity: -148 dBm
460 +* Temperature:
461 +** Storage: -55 ~~ +125℃
462 +** Operating: -40 ~~ +85℃
463 +* Humidity:
464 +** Storage: 5 ~~ 95% (Non-Condensing)
465 +** Operating: 10 ~~ 95% (Non-Condensing)
466 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
467 +* LoRa Rx current: <9 mA
277 277  
278 278  
279 -[[(% 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)
470 +== 3.4  Pin Mapping & LED ==
280 280  
281 281  
282 -[[image:image-20220813173738-1.png]]
283 283  
474 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
284 284  
285 285  
286 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
477 +(((
478 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
479 +)))
287 287  
288 288  
289 -Function and page introduction
482 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
290 290  
291 291  
292 -[[image:image-20220723113448-7.png||height="995" width="450"]]
485 +[[image:image-20220723100027-1.png]]
293 293  
294 294  
295 -(% style="color:blue" %)**Block Explain:**
488 +Open the serial port tool
296 296  
297 -1.  Display LA66 USB LoRaWAN Module connection status
490 +[[image:image-20220602161617-8.png]]
298 298  
299 -2.  Check and reconnect
492 +[[image:image-20220602161718-9.png||height="457" width="800"]]
300 300  
301 -3.  Turn send timestamps on or off
302 302  
303 -4.  Display LoRaWan connection status
304 304  
305 -5.  Check LoRaWan connection status
496 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
306 306  
307 -6.  The RSSI value of the node when the ACK is received
498 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
308 308  
309 -7.  Node's Signal Strength Icon
310 310  
311 -8.  Configure Location Uplink Interval
501 +[[image:image-20220602161935-10.png||height="498" width="800"]]
312 312  
313 -9.  AT command input box
314 314  
315 -10.  Send Button:  Send input box info to LA66 USB Adapter
316 316  
317 -11.  Output Log from LA66 USB adapter
505 +(% style="color:blue" %)**3. See Uplink Command**
318 318  
319 -12.  clear log button
507 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
320 320  
321 -13.  exit button
509 +example: AT+SENDB=01,02,8,05820802581ea0a5
322 322  
511 +[[image:image-20220602162157-11.png||height="497" width="800"]]
323 323  
324 324  
325 -LA66 USB LoRaWAN Module not connected
326 326  
515 +(% style="color:blue" %)**4. Check to see if TTN received the message**
327 327  
328 -[[image:image-20220723110520-5.png||height="677" width="508"]]
517 +[[image:image-20220602162331-12.png||height="420" width="800"]]
329 329  
330 330  
331 331  
332 -Connect LA66 USB LoRaWAN Module
521 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
333 333  
334 334  
335 -[[image:image-20220723110626-6.png||height="681" width="511"]]
524 +**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]]
336 336  
526 +(**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]])
337 337  
338 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
528 +(% style="color:red" %)**Preconditions:**
339 339  
530 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
340 340  
341 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
532 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
342 342  
343 343  
344 -[[image:image-20220723134549-8.png]]
345 345  
536 +(% style="color:blue" %)**Steps for usage:**
346 346  
538 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
347 347  
348 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
540 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
349 349  
542 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
350 350  
351 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
352 352  
353 -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/]]
354 354  
355 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
546 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
356 356  
357 -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]]
358 358  
549 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
359 359  
360 -Example output in NodeRed is as below:
361 361  
362 -[[image:image-20220723144339-1.png]]
552 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
363 363  
554 +[[image:image-20220723100439-2.png]]
364 364  
365 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
366 366  
367 367  
368 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
558 +(% style="color:blue" %)**2. Install Minicom in RPi.**
369 369  
370 -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).
560 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
371 371  
372 -(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
562 + (% style="background-color:yellow" %)**apt update**
373 373  
374 -[[image:image-20220723150132-2.png]]
564 + (% style="background-color:yellow" %)**apt install minicom**
375 375  
376 376  
567 +Use minicom to connect to the RPI's terminal
377 377  
378 -=== (% style="color:blue" %)**Open the Upgrade tool (Tremo Programmer) in PC and Upgrade** (%%) ===
569 +[[image:image-20220602153146-3.png||height="439" width="500"]]
379 379  
380 380  
381 -**1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
382 382  
383 -[[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"]]
573 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
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-20220602103357-7.png?rev=1.1||alt="image-20220602103357-7.png"]]
575 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
386 386  
387 387  
388 -**2.  Select the COM port corresponding to USB TTL**
578 +[[image:image-20220602154928-5.png||height="436" width="500"]]
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-20220602103844-8.png?rev=1.1||alt="image-20220602103844-8.png"]]
391 391  
392 392  
393 -**3.  Select the bin file to burn**
582 +(% style="color:blue" %)**4. Send Uplink message**
394 394  
395 -[[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"]]
584 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
396 396  
397 -[[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"]]
586 +example: AT+SENDB=01,02,8,05820802581ea0a5
398 398  
399 -[[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"]]
400 400  
589 +[[image:image-20220602160339-6.png||height="517" width="600"]]
401 401  
402 -**4.  Click to start the download**
403 403  
404 -[[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"]]
405 405  
593 +Check to see if TTN received the message
406 406  
407 -**5.  Check update process**
595 +[[image:image-20220602160627-7.png||height="369" width="800"]]
408 408  
409 -[[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"]]
410 410  
411 411  
412 -**The following picture shows that the burning is successful**
599 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
413 413  
414 -[[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"]]
415 415  
602 +=== 3.8.1  DRAGINO-LA66-APP ===
416 416  
417 -= 2.  FAQ =
418 418  
419 -== 2.1  How to Compile Source Code for LA66? ==
605 +[[image:image-20220723102027-3.png]]
420 420  
421 421  
422 -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]]
423 423  
609 +==== (% style="color:blue" %)**Overview：**(%%) ====
424 424  
425 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
426 426  
612 +(((
613 +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.
614 +)))
427 427  
428 -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]]
616 +(((
617 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
618 +)))
429 429  
430 430  
431 -== 2.3 My device keeps showing invalid credentials, the device goes into low power mode ==
432 432  
622 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
433 433  
434 -Set the AT+COMMAND: (% style="color:blue" %)**AT+UUID=666666666666**
435 435  
625 +Requires a type-c to USB adapter
436 436  
437 -= 3.  Order Info =
627 +[[image:image-20220723104754-4.png]]
438 438  
439 439  
440 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
441 441  
631 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
442 442  
443 -(% style="color:blue" %)**XXX**(%%): The default frequency band
444 444  
445 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
446 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
447 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
448 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
449 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
450 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
451 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
452 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
453 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
634 +Function and page introduction
454 454  
636 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
455 455  
456 456  
457 -= 4.  Reference =
639 +1.Display LA66 USB LoRaWAN Module connection status
458 458  
641 +2.Check and reconnect
459 459  
460 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
461 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
643 +3.Turn send timestamps on or off
462 462  
645 +4.Display LoRaWan connection status
463 463  
647 +5.Check LoRaWan connection status
464 464  
465 -= 5.  FCC Statement =
649 +6.The RSSI value of the node when the ACK is received
466 466  
651 +7.Node's Signal Strength Icon
467 467  
468 -(% style="color:red" %)**FCC Caution:**
653 +8.Set the packet sending interval of the node in seconds
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.
655 +9.AT command input box
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.
657 +10.Send AT command button
473 473  
659 +11.Node log box
474 474  
475 -(% style="color:red" %)**IMPORTANT NOTE: **
661 +12.clear log button
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:
663 +13.exit button
478 478  
479 -—Reorient or relocate the receiving antenna.
480 480  
481 -—Increase the separation between the equipment and receiver.
666 +LA66 USB LoRaWAN Module not connected
482 482  
483 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
668 +[[image:image-20220723110520-5.png||height="903" width="677"]]
484 484  
485 -—Consult the dealer or an experienced radio/TV technician for help.
486 486  
487 487  
488 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
672 +Connect LA66 USB LoRaWAN Module
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.
674 +[[image:image-20220723110626-6.png||height="906" width="680"]]
491 491  
492 -
676 +
677 +
678 +=== 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 ===
679 +
680 +
681 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
682 +
683 +[[image:image-20220723134549-8.png]]
684 +
685 +
686 +
687 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
688 +
689 +Sample JSON file please go to this link to download：放置JSON文件的链接
690 +
691 +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/]]
692 +
693 +The following is the positioning effect map
694 +
695 +[[image:image-20220723144339-1.png]]
696 +
697 +
698 +
699 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
700 +
701 +
702 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
703 +
704 +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)
705 +
706 +[[image:image-20220723150132-2.png]]
707 +
708 +
709 +
710 += 4.  Order Info =
711 +
712 +
713 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
714 +
715 +
716 +(% style="color:blue" %)**XXX**(%%): The default frequency band
717 +
718 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
719 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
720 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
721 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
722 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
723 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
724 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
725 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
726 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
727 +
728 +
729 +
730 +
731 +
732 += 5.  Reference =
733 +
734 +
735 +* 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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