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Last modified by Xiaoling on 2025/02/07 16:37
From version 161.3
edited by Xiaoling
on 2023/09/19 18:00
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="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  
... ... @@ -31,34 +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
... ... @@ -70,418 +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 74  
75 -== 1.4  Pin Mapping & LED ==
76 76  
89 +== 1.4  AT Command ==
77 77  
78 -[[image:image-20220813183239-3.png||height="526" width="662"]]
79 79  
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.
80 80  
81 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
82 82  
83 83  
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 +
84 84  (((
85 -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"]]
122 +)))
86 86  
124 +(((
87 87  
88 88  )))
89 89  
90 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
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 +)))
91 91  
92 -[[image:image-20220723100027-1.png]]
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 +)))
93 93  
138 +(((
139 +(((
140 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
141 +)))
142 +)))
94 94  
95 -Open the serial port tool
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 +)))
96 96  
97 -[[image:image-20220602161617-8.png]]
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 +)))
98 98  
99 99  
100 -[[image:image-20220602161718-9.png||height="457" width="800"]]
101 101  
158 +== 2.2  Features ==
102 102  
103 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
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
104 104  
105 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
106 106  
107 -[[image:image-20220602161935-10.png||height="498" width="800"]]
108 108  
173 +== 2.3  Specification ==
109 109  
110 -(% style="color:blue" %)**3.  See Uplink Command**
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
111 111  
112 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
113 113  
114 -example: AT+SENDB=01,02,8,05820802581ea0a5
115 115  
116 -[[image:image-20220602162157-11.png||height="497" width="800"]]
195 +== 2.4  LED ==
117 117  
118 118  
119 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
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
120 120  
121 -[[image:image-20220817093644-1.png]]
122 122  
123 123  
124 -== 1.6  Example: How to join helium ==
204 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
125 125  
126 126  
127 -(% style="color:blue" %)**1.  Create a new device.**
207 +**Show connection diagram：**
128 128  
129 -[[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"]]
130 130  
210 +[[image:image-20220723170210-2.png||height="908" width="681"]]
131 131  
132 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
133 133  
134 -[[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"]]
135 135  
214 +(% style="color:blue" %)**1.  open Arduino IDE**
136 136  
137 -(% style="color:blue" %)**3.  Use AT commands.**
138 138  
139 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
217 +[[image:image-20220723170545-4.png]]
140 140  
141 141  
142 -(% style="color:blue" %)**4.  Use the serial port tool**
143 143  
144 -[[image:image-20220909151517-2.png||height="543" width="708"]]
221 +(% style="color:blue" %)**2.  Open project**
145 145  
146 146  
147 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
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]]
148 148  
149 -[[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"]]
226 +[[image:image-20220726135239-1.png]]
150 150  
151 151  
152 -(% style="color:blue" %)**6.  Network successfully.**
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**
153 153  
154 -[[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"]]
231 +[[image:image-20220726135356-2.png]]
155 155  
156 156  
157 -(% style="color:blue" %)**7.  Send uplink using command**
234 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
158 158  
159 -[[image:image-20220912085244-1.png]]
160 160  
161 -[[image:image-20220912085307-2.png]]
237 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
162 162  
163 163  
164 -[[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"]]
165 165  
241 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
166 166  
167 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
168 168  
244 +(% style="color:blue" %)**1.  Open project**
169 169  
170 -**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]]
171 171  
172 -(**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]])
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]]
173 173  
174 174  
175 -(% style="color:red" %)**Preconditions:**
250 +[[image:image-20220723172502-8.png]]
176 176  
177 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
178 178  
179 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
180 180  
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**
181 181  
182 182  
183 -(% style="color:blue" %)**Steps for usage:**
257 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
184 184  
185 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
186 186  
187 -(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
188 188  
189 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
261 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
190 190  
191 191  
192 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
264 +(% style="color:blue" %)**1.  Open project**
193 193  
194 194  
195 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
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]]
196 196  
197 197  
198 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
270 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
199 199  
200 200  
201 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
202 202  
203 -[[image:image-20220723100439-2.png]]
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  
205 205  
206 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
277 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
207 207  
208 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
209 209  
210 - (% style="background-color:yellow" %)**apt update**
211 211  
212 - (% style="background-color:yellow" %)**apt install minicom**
281 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
213 213  
214 -Use minicom to connect to the RPI's terminal
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 -[[image:image-20220602153146-3.png||height="439" width="500"]]
285 +[[image:image-20220723175700-12.png||height="602" width="995"]]
217 217  
218 218  
219 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
220 220  
221 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
289 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
222 222  
223 -[[image:image-20220602154928-5.png||height="436" width="500"]]
224 224  
292 +=== 2.8.1  Items needed for update ===
225 225  
226 -(% style="color:blue" %)**4.  Send Uplink message**
227 227  
228 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
295 +1. LA66 LoRaWAN Shield
296 +1. Arduino
297 +1. USB TO TTL Adapter
229 229  
230 -example: AT+SENDB=01,02,8,05820802581ea0a5
299 +[[image:image-20220602100052-2.png||height="385" width="600"]]
231 231  
232 -[[image:image-20220602160339-6.png||height="517" width="600"]]
233 233  
302 +=== 2.8.2  Connection ===
234 234  
235 235  
236 -Check to see if TTN received the message
305 +[[image:image-20220602101311-3.png||height="276" width="600"]]
237 237  
238 238  
239 -[[image:image-20220602160627-7.png||height="369" width="800"]]
308 +(((
309 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
310 +)))
240 240  
312 +(((
313 +(% style="background-color:yellow" %)**GND  <-> GND
314 +TXD  <->  TXD
315 +RXD  <->  RXD**
316 +)))
241 241  
242 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
243 243  
244 -=== 1.9.1  Hardware and Software Connection ===
319 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
245 245  
321 +Connect USB TTL Adapter to PC after connecting the wires
246 246  
247 247  
248 -==== (% style="color:blue" %)**Overview：**(%%) ====
324 +[[image:image-20220602102240-4.png||height="304" width="600"]]
249 249  
250 250  
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 +
251 251  (((
252 -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 +)))
253 253  
254 -* Send real-time location information of mobile phone to LoRaWAN network.
255 -* Check LoRaWAN network signal strengh.
256 -* 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.
257 257  )))
258 258  
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 +)))
259 259  
420 +(((
421 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
422 +)))
260 260  
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 +)))
261 261  
262 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
428 +(((
429 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
430 +)))
263 263  
264 264  
265 -A USB to Type-C adapter is needed to connect to a Mobile phone.
266 266  
267 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
434 +== 3.2  Features ==
268 268  
269 -[[image:image-20220813174353-2.png||height="360" width="313"]]
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.
270 270  
448 +== 3.3  Specification ==
271 271  
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
272 272  
273 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
466 +== 3.4  Pin Mapping & LED ==
274 274  
275 275  
276 -[[(% 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)
277 277  
470 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
278 278  
279 -[[image:image-20220813173738-1.png]]
280 280  
473 +(((
474 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
475 +)))
281 281  
282 282  
283 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
478 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
284 284  
285 285  
286 -Function and page introduction
481 +[[image:image-20220723100027-1.png]]
287 287  
288 288  
289 -[[image:image-20220723113448-7.png||height="995" width="450"]]
484 +Open the serial port tool
290 290  
486 +[[image:image-20220602161617-8.png]]
291 291  
292 -(% style="color:blue" %)**Block Explain:**
488 +[[image:image-20220602161718-9.png||height="457" width="800"]]
293 293  
294 -1.  Display LA66 USB LoRaWAN Module connection status
295 295  
296 -2.  Check and reconnect
297 297  
298 -3.  Turn send timestamps on or off
492 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
299 299  
300 -4.  Display LoRaWan connection status
494 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
301 301  
302 -5.  Check LoRaWan connection status
303 303  
304 -6.  The RSSI value of the node when the ACK is received
497 +[[image:image-20220602161935-10.png||height="498" width="800"]]
305 305  
306 -7.  Node's Signal Strength Icon
307 307  
308 -8.  Configure Location Uplink Interval
309 309  
310 -9.  AT command input box
501 +(% style="color:blue" %)**3. See Uplink Command**
311 311  
312 -10.  Send Button:  Send input box info to LA66 USB Adapter
503 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
313 313  
314 -11.  Output Log from LA66 USB adapter
505 +example: AT+SENDB=01,02,8,05820802581ea0a5
315 315  
316 -12.  clear log button
507 +[[image:image-20220602162157-11.png||height="497" width="800"]]
317 317  
318 -13.  exit button
319 319  
320 320  
511 +(% style="color:blue" %)**4. Check to see if TTN received the message**
321 321  
322 -LA66 USB LoRaWAN Module not connected
513 +[[image:image-20220602162331-12.png||height="420" width="800"]]
323 323  
324 324  
325 -[[image:image-20220723110520-5.png||height="677" width="508"]]
326 326  
517 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
327 327  
328 328  
329 -Connect LA66 USB LoRaWAN Module
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]]
330 330  
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]])
331 331  
332 -[[image:image-20220723110626-6.png||height="681" width="511"]]
524 +(% style="color:red" %)**Preconditions:**
333 333  
526 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
334 334  
335 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
528 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
336 336  
337 337  
338 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
339 339  
532 +(% style="color:blue" %)**Steps for usage:**
340 340  
341 -[[image:image-20220723134549-8.png]]
534 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
342 342  
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 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
346 346  
347 347  
348 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
542 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
349 349  
350 -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/]]
351 351  
352 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
545 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
353 353  
354 -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]]
355 355  
548 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
356 356  
357 -Example output in NodeRed is as below:
550 +[[image:image-20220723100439-2.png]]
358 358  
359 -[[image:image-20220723144339-1.png]]
360 360  
361 361  
362 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
554 +(% style="color:blue" %)**2. Install Minicom in RPi.**
363 363  
556 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
364 364  
365 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
558 + (% style="background-color:yellow" %)**apt update**
366 366  
367 -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 + (% style="background-color:yellow" %)**apt install minicom**
368 368  
369 -(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
370 370  
371 -[[image:image-20220723150132-2.png]]
563 +Use minicom to connect to the RPI's terminal
372 372  
565 +[[image:image-20220602153146-3.png||height="439" width="500"]]
373 373  
374 374  
375 -=== (% style="color:blue" %)**Open the Upgrade tool (Tremo Programmer) in PC and Upgrade** (%%) ===
376 376  
569 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
377 377  
378 -**1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
571 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
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-20220602103227-6.png?rev=1.1||alt="image-20220602103227-6.png"]]
381 381  
382 -[[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"]]
574 +[[image:image-20220602154928-5.png||height="436" width="500"]]
383 383  
384 384  
385 -**2.  Select the COM port corresponding to USB TTL**
386 386  
387 -[[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"]]
578 +(% style="color:blue" %)**4. Send Uplink message**
388 388  
580 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
389 389  
390 -**3.  Select the bin file to burn**
582 +example: AT+SENDB=01,02,8,05820802581ea0a5
391 391  
392 -[[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"]]
393 393  
394 -[[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"]]
585 +[[image:image-20220602160339-6.png||height="517" width="600"]]
395 395  
396 -[[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"]]
397 397  
398 398  
399 -**4.  Click to start the download**
589 +Check to see if TTN received the message
400 400  
401 -[[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"]]
591 +[[image:image-20220602160627-7.png||height="369" width="800"]]
402 402  
403 403  
404 -**5.  Check update process**
405 405  
406 -[[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"]]
595 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
407 407  
408 408  
409 -**The following picture shows that the burning is successful**
598 +=== 3.8.1  DRAGINO-LA66-APP ===
410 410  
411 -[[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"]]
412 412  
601 +[[image:image-20220723102027-3.png]]
413 413  
414 -= 2.  FAQ =
415 415  
416 -== 2.1  How to Compile Source Code for LA66? ==
417 417  
605 +==== (% style="color:blue" %)**Overview：**(%%) ====
418 418  
419 -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]]
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 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
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 -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]]
426 426  
618 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
427 427  
428 -== 2.3 My device keeps showing invalid credentials, the device goes into low power mode ==
429 429  
621 +Requires a type-c to USB adapter
430 430  
431 -Set the AT+COMMAND: (% style="color:blue" %)**AT+UUID=666666666666**
623 +[[image:image-20220723104754-4.png]]
432 432  
433 433  
434 -= 3.  Order Info =
435 435  
627 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
436 436  
437 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
438 438  
630 +Function and page introduction
439 439  
440 -(% style="color:blue" %)**XXX**(%%): The default frequency band
632 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
441 441  
442 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
443 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
444 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
445 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
446 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
447 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
448 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
449 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
450 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
451 451  
635 +1.Display LA66 USB LoRaWAN Module connection status
452 452  
453 -= 4.  Reference =
637 +2.Check and reconnect
454 454  
639 +3.Turn send timestamps on or off
455 455  
456 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
457 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
641 +4.Display LoRaWan connection status
458 458  
643 +5.Check LoRaWan connection status
459 459  
460 -= 5.  FCC Statement =
645 +6.The RSSI value of the node when the ACK is received
461 461  
647 +7.Node's Signal Strength Icon
462 462  
463 -(% style="color:red" %)**FCC Caution:**
649 +8.Set the packet sending interval of the node in seconds
464 464  
465 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
651 +9.AT command input box
466 466  
467 -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.
653 +10.Send AT command button
468 468  
655 +11.Node log box
469 469  
470 -(% style="color:red" %)**IMPORTANT NOTE: **
657 +12.clear log button
471 471  
472 -(% 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:
659 +13.exit button
473 473  
474 -—Reorient or relocate the receiving antenna.
475 475  
476 -—Increase the separation between the equipment and receiver.
662 +LA66 USB LoRaWAN Module not connected
477 477  
478 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
664 +[[image:image-20220723110520-5.png||height="903" width="677"]]
479 479  
480 -—Consult the dealer or an experienced radio/TV technician for help.
481 481  
482 482  
483 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
668 +Connect LA66 USB LoRaWAN Module
484 484  
485 -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.
670 +[[image:image-20220723110626-6.png||height="906" width="680"]]
486 486  
487 -
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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