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Last modified by Xiaoling on 2025/02/07 16:37
From version 159.2
edited by Xiaoling
on 2022/12/29 09:45
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To version 134.7
edited by Xiaoling
on 2022/07/26 10:44
Change comment: There is no comment for this version

Summary

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Title
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1 -LA66 USB LoRaWAN Adapter User Manual
1 +LA66 LoRaWAN Module
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 +31,36 @@
31 31  (((
32 32  Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
33 33  )))
43 +)))
34 34  
35 35  (((
46 +(((
36 36  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
37 37  )))
49 +)))
38 38  
39 39  
52 +
40 40  == 1.2  Features ==
41 41  
42 -
43 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
44 -* Ultra-long RF range
45 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 -
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
71 +* Input Power Range: 1.8v ~~ 3.7v
72 +* 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
... ... @@ -72,408 +72,636 @@
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
84 +* I/O Voltage: 3.3v
75 75  
76 76  
87 +== 1.4  AT Command ==
77 77  
78 -== 1.4  Pin Mapping & LED ==
79 79  
90 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
80 80  
81 -[[image:image-20220813183239-3.png||height="526" width="662"]]
82 82  
83 83  
84 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
94 +== 1.5  Dimension ==
85 85  
96 +[[image:image-20220718094750-3.png]]
86 86  
98 +
99 +
100 +== 1.6  Pin Mapping ==
101 +
102 +[[image:image-20220720111850-1.png]]
103 +
104 +
105 +
106 +== 1.7  Land Pattern ==
107 +
108 +[[image:image-20220517072821-2.png]]
109 +
110 +
111 +
112 += 2.  LA66 LoRaWAN Shield =
113 +
114 +
115 +== 2.1  Overview ==
116 +
117 +
87 87  (((
88 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
119 +[[image:image-20220715000826-2.png||height="145" width="220"]]
89 89  )))
90 90  
122 +(((
123 +
124 +)))
91 91  
92 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
126 +(((
127 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
128 +)))
93 93  
130 +(((
131 +(((
132 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely.  This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
133 +)))
134 +)))
94 94  
95 -[[image:image-20220723100027-1.png]]
136 +(((
137 +(((
138 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
139 +)))
140 +)))
96 96  
142 +(((
143 +(((
144 +Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
145 +)))
146 +)))
97 97  
98 -Open the serial port tool
148 +(((
149 +(((
150 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
151 +)))
152 +)))
99 99  
100 -[[image:image-20220602161617-8.png]]
101 101  
102 102  
103 -[[image:image-20220602161718-9.png||height="457" width="800"]]
156 +== 2.2  Features ==
104 104  
158 +* Arduino Shield base on LA66 LoRaWAN module
159 +* Support LoRaWAN v1.0.4 protocol
160 +* Support peer-to-peer protocol
161 +* TCXO crystal to ensure RF performance on low temperature
162 +* SMA connector
163 +* Available in different frequency LoRaWAN frequency bands.
164 +* World-wide unique OTAA keys.
165 +* AT Command via UART-TTL interface
166 +* Firmware upgradable via UART interface
167 +* Ultra-long RF range
105 105  
106 106  
107 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
170 +== 2.3  Specification ==
108 108  
172 +* CPU: 32-bit 48 MHz
173 +* Flash: 256KB
174 +* RAM: 64KB
175 +* Input Power Range: 1.8v ~~ 3.7v
176 +* Power Consumption: < 4uA.
177 +* Frequency Range: 150 MHz ~~ 960 MHz
178 +* Maximum Power +22 dBm constant RF output
179 +* High sensitivity: -148 dBm
180 +* Temperature:
181 +** Storage: -55 ~~ +125℃
182 +** Operating: -40 ~~ +85℃
183 +* Humidity:
184 +** Storage: 5 ~~ 95% (Non-Condensing)
185 +** Operating: 10 ~~ 95% (Non-Condensing)
186 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
187 +* LoRa Rx current: <9 mA
188 +* I/O Voltage: 3.3v
109 109  
110 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
111 111  
191 +== 2.4  LED ==
112 112  
113 -[[image:image-20220602161935-10.png||height="498" width="800"]]
114 114  
194 +~1. The LED lights up red when there is an upstream data packet
195 +2. When the network is successfully connected, the green light will be on for 5 seconds
196 +3. Purple light on when receiving downlink data packets
115 115  
116 116  
117 -(% style="color:blue" %)**3.  See Uplink Command**
118 118  
200 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
119 119  
120 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
121 121  
122 -example: AT+SENDB=01,02,8,05820802581ea0a5
203 +**Show connection diagram：**
123 123  
124 -[[image:image-20220602162157-11.png||height="497" width="800"]]
125 125  
206 +[[image:image-20220723170210-2.png||height="908" width="681"]]
126 126  
127 127  
128 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
129 129  
210 +(% style="color:blue" %)**1.  open Arduino IDE**
130 130  
131 -[[image:image-20220817093644-1.png]]
132 132  
213 +[[image:image-20220723170545-4.png]]
133 133  
134 -== 1.6  Example: How to join helium ==
135 135  
136 136  
217 +(% style="color:blue" %)**2.  Open project**
137 137  
138 -(% style="color:blue" %)**1.  Create a new device.**
139 139  
220 +LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
140 140  
141 -[[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"]]
142 142  
143 143  
224 +(% style="color:blue" %)**3.  Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload**
144 144  
145 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
146 146  
147 147  
148 -[[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"]]
228 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
149 149  
150 150  
231 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
151 151  
152 -(% style="color:blue" %)**3.  Use AT commands.**
153 153  
154 154  
155 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
235 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
156 156  
157 157  
238 +(% style="color:blue" %)**1.  Open project**
158 158  
159 -(% style="color:blue" %)**4.  Use the serial port tool**
160 160  
241 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
161 161  
162 -[[image:image-20220909151517-2.png||height="543" width="708"]]
163 163  
244 +[[image:image-20220723172502-8.png]]
164 164  
165 165  
166 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
167 167  
248 +(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
168 168  
169 -[[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"]]
170 170  
251 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
171 171  
172 172  
173 -(% style="color:blue" %)**6.  Network successfully.**
174 174  
255 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
175 175  
176 -[[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"]]
177 177  
258 +(% style="color:blue" %)**1.  Open project**
178 178  
179 179  
180 -(% style="color:blue" %)**7.  Send uplink using command**
261 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
181 181  
182 182  
183 -[[image:image-20220912085244-1.png]]
264 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
184 184  
185 185  
186 -[[image:image-20220912085307-2.png]]
187 187  
268 +(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
188 188  
189 189  
190 -[[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"]]
271 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
191 191  
192 192  
193 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
194 194  
275 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
195 195  
196 -**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]]
277 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
197 197  
198 -(**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]])
279 +[[image:image-20220723175700-12.png||height="602" width="995"]]
199 199  
200 200  
201 -(% style="color:red" %)**Preconditions:**
202 202  
203 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
283 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
204 204  
205 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
206 206  
286 +=== 2.8.1  Items needed for update ===
207 207  
208 208  
209 -(% style="color:blue" %)**Steps for usage:**
289 +1. LA66 LoRaWAN Shield
290 +1. Arduino
291 +1. USB TO TTL Adapter
210 210  
211 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
293 +[[image:image-20220602100052-2.png||height="385" width="600"]]
212 212  
213 -(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
214 214  
215 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
296 +=== 2.8.2  Connection ===
216 216  
217 217  
218 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
299 +[[image:image-20220602101311-3.png||height="276" width="600"]]
219 219  
220 220  
221 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
302 +(((
303 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
304 +)))
222 222  
306 +(((
307 +(% style="background-color:yellow" %)**GND  <-> GND
308 +TXD  <->  TXD
309 +RXD  <->  RXD**
310 +)))
223 223  
224 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
225 225  
313 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
226 226  
227 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
315 +Connect USB TTL Adapter to PC after connecting the wires
228 228  
229 229  
230 -[[image:image-20220723100439-2.png]]
318 +[[image:image-20220602102240-4.png||height="304" width="600"]]
231 231  
232 232  
321 +=== 2.8.3  Upgrade steps ===
233 233  
234 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
235 235  
324 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
236 236  
237 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
238 238  
239 - (% style="background-color:yellow" %)**apt update**
327 +[[image:image-20220602102824-5.png||height="306" width="600"]]
240 240  
241 - (% style="background-color:yellow" %)**apt install minicom**
242 242  
243 243  
244 -Use minicom to connect to the RPI's terminal
331 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
245 245  
246 -[[image:image-20220602153146-3.png||height="439" width="500"]]
247 247  
334 +[[image:image-20220602104701-12.png||height="285" width="600"]]
248 248  
249 249  
250 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
251 251  
338 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
252 252  
253 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
254 254  
341 +(((
342 +(% style="color:blue" %)**1. Software download link:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]**
343 +)))
255 255  
256 -[[image:image-20220602154928-5.png||height="436" width="500"]]
257 257  
346 +[[image:image-20220602103227-6.png]]
258 258  
259 259  
260 -(% style="color:blue" %)**4.  Send Uplink message**
349 +[[image:image-20220602103357-7.png]]
261 261  
262 262  
263 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
264 264  
265 -example: AT+SENDB=01,02,8,05820802581ea0a5
353 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
354 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
266 266  
267 267  
268 -[[image:image-20220602160339-6.png||height="517" width="600"]]
357 +[[image:image-20220602103844-8.png]]
269 269  
270 270  
271 271  
272 -Check to see if TTN received the message
361 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
362 +(% style="color:blue" %)**3. Select the bin file to burn**
273 273  
274 274  
275 -[[image:image-20220602160627-7.png||height="369" width="800"]]
365 +[[image:image-20220602104144-9.png]]
276 276  
277 277  
278 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
368 +[[image:image-20220602104251-10.png]]
279 279  
280 -=== 1.9.1  Hardware and Software Connection ===
281 281  
371 +[[image:image-20220602104402-11.png]]
282 282  
283 283  
284 -==== (% style="color:blue" %)**Overview：**(%%) ====
285 285  
375 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
376 +(% style="color:blue" %)**4. Click to start the download**
286 286  
378 +[[image:image-20220602104923-13.png]]
379 +
380 +
381 +
382 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
383 +(% style="color:blue" %)**5. Check update process**
384 +
385 +
386 +[[image:image-20220602104948-14.png]]
387 +
388 +
389 +
390 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
391 +(% style="color:blue" %)**The following picture shows that the burning is successful**
392 +
393 +[[image:image-20220602105251-15.png]]
394 +
395 +
396 +
397 += 3.  LA66 USB LoRaWAN Adapter =
398 +
399 +
400 +== 3.1  Overview ==
401 +
402 +
403 +[[image:image-20220715001142-3.png||height="145" width="220"]]
404 +
405 +
287 287  (((
288 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
407 +(% style="color:blue" %)**LA66 USB LoRaWAN Adapter**(%%) is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
408 +)))
289 289  
290 -* Send real-time location information of mobile phone to LoRaWAN network.
291 -* Check LoRaWAN network signal strengh.
292 -* Manually send messages to LoRaWAN network.
410 +(((
411 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
293 293  )))
294 294  
414 +(((
415 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
416 +)))
295 295  
418 +(((
419 +Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
420 +)))
296 296  
422 +(((
423 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
424 +)))
297 297  
298 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
299 299  
300 300  
301 -A USB to Type-C adapter is needed to connect to a Mobile phone.
428 +== 3.2  Features ==
302 302  
303 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
430 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
431 +* Ultra-long RF range
432 +* Support LoRaWAN v1.0.4 protocol
433 +* Support peer-to-peer protocol
434 +* TCXO crystal to ensure RF performance on low temperature
435 +* Spring RF antenna
436 +* Available in different frequency LoRaWAN frequency bands.
437 +* World-wide unique OTAA keys.
438 +* AT Command via UART-TTL interface
439 +* Firmware upgradable via UART interface
440 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
304 304  
305 -[[image:image-20220813174353-2.png||height="360" width="313"]]
442 +== 3.3  Specification ==
306 306  
444 +* CPU: 32-bit 48 MHz
445 +* Flash: 256KB
446 +* RAM: 64KB
447 +* Input Power Range: 5v
448 +* Frequency Range: 150 MHz ~~ 960 MHz
449 +* Maximum Power +22 dBm constant RF output
450 +* High sensitivity: -148 dBm
451 +* Temperature:
452 +** Storage: -55 ~~ +125℃
453 +** Operating: -40 ~~ +85℃
454 +* Humidity:
455 +** Storage: 5 ~~ 95% (Non-Condensing)
456 +** Operating: 10 ~~ 95% (Non-Condensing)
457 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
458 +* LoRa Rx current: <9 mA
307 307  
460 +== 3.4  Pin Mapping & LED ==
308 308  
309 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
310 310  
311 311  
312 -[[(% 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)
464 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
313 313  
314 314  
315 -[[image:image-20220813173738-1.png]]
467 +(((
468 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
469 +)))
316 316  
317 317  
472 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
318 318  
319 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
320 320  
475 +[[image:image-20220723100027-1.png]]
321 321  
322 -Function and page introduction
323 323  
478 +Open the serial port tool
324 324  
325 -[[image:image-20220723113448-7.png||height="995" width="450"]]
480 +[[image:image-20220602161617-8.png]]
326 326  
482 +[[image:image-20220602161718-9.png||height="457" width="800"]]
327 327  
328 -**Block Explain:**
329 329  
330 -1.  Display LA66 USB LoRaWAN Module connection status
331 331  
332 -2.  Check and reconnect
486 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
333 333  
334 -3.  Turn send timestamps on or off
488 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
335 335  
336 -4.  Display LoRaWan connection status
337 337  
338 -5.  Check LoRaWan connection status
491 +[[image:image-20220602161935-10.png||height="498" width="800"]]
339 339  
340 -6.  The RSSI value of the node when the ACK is received
341 341  
342 -7.  Node's Signal Strength Icon
343 343  
344 -8.  Configure Location Uplink Interval
495 +(% style="color:blue" %)**3. See Uplink Command**
345 345  
346 -9.  AT command input box
497 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
347 347  
348 -10.  Send Button:  Send input box info to LA66 USB Adapter
499 +example: AT+SENDB=01,02,8,05820802581ea0a5
349 349  
350 -11.  Output Log from LA66 USB adapter
501 +[[image:image-20220602162157-11.png||height="497" width="800"]]
351 351  
352 -12.  clear log button
353 353  
354 -13.  exit button
355 355  
505 +(% style="color:blue" %)**4. Check to see if TTN received the message**
356 356  
507 +[[image:image-20220602162331-12.png||height="420" width="800"]]
357 357  
358 -LA66 USB LoRaWAN Module not connected
359 359  
360 360  
361 -[[image:image-20220723110520-5.png||height="677" width="508"]]
511 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
362 362  
363 363  
514 +**Use python as an example：**[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py]]
364 364  
365 -Connect LA66 USB LoRaWAN Module
516 +(**Raspberry Pi example: **[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]])
366 366  
518 +(% style="color:red" %)**Preconditions:**
367 367  
368 -[[image:image-20220723110626-6.png||height="681" width="511"]]
520 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
369 369  
522 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
370 370  
371 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
372 372  
373 373  
374 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
526 +(% style="color:blue" %)**Steps for usage:**
375 375  
528 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
376 376  
377 -[[image:image-20220723134549-8.png]]
530 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
378 378  
532 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
379 379  
380 380  
381 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
382 382  
536 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
383 383  
384 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
385 385  
386 -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/]]
539 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
387 387  
388 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
389 389  
390 -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]]
542 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
391 391  
544 +[[image:image-20220723100439-2.png]]
392 392  
393 -Example output in NodeRed is as below:
394 394  
395 -[[image:image-20220723144339-1.png]]
396 396  
548 +(% style="color:blue" %)**2. Install Minicom in RPi.**
397 397  
398 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
550 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
399 399  
552 + (% style="background-color:yellow" %)**apt update**
400 400  
401 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
554 + (% style="background-color:yellow" %)**apt install minicom**
402 402  
403 -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).
404 404  
405 -(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
557 +Use minicom to connect to the RPI's terminal
406 406  
407 -[[image:image-20220723150132-2.png]]
559 +[[image:image-20220602153146-3.png||height="439" width="500"]]
408 408  
409 409  
410 -= 2.  FAQ =
411 411  
412 -== 2.1  How to Compile Source Code for LA66? ==
563 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
413 413  
565 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
414 414  
415 -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]]
416 416  
568 +[[image:image-20220602154928-5.png||height="436" width="500"]]
417 417  
418 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
419 419  
420 420  
421 -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]]
572 +(% style="color:blue" %)**4. Send Uplink message**
422 422  
574 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
423 423  
424 -= 3.  Order Info =
576 +example: AT+SENDB=01,02,8,05820802581ea0a5
425 425  
426 426  
427 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
579 +[[image:image-20220602160339-6.png||height="517" width="600"]]
428 428  
429 429  
430 -(% style="color:blue" %)**XXX**(%%): The default frequency band
431 431  
432 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
433 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
434 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
435 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
436 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
437 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
438 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
439 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
440 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
583 +Check to see if TTN received the message
441 441  
585 +[[image:image-20220602160627-7.png||height="369" width="800"]]
442 442  
443 443  
444 -= 4.  Reference =
445 445  
589 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
446 446  
447 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
448 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
449 449  
592 +=== 3.8.1 DRAGINO-LA66-APP ===
450 450  
451 451  
452 -= 5.  FCC Statement =
595 +[[image:image-20220723102027-3.png]]
453 453  
454 454  
455 -(% style="color:red" %)**FCC Caution:**
456 456  
457 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
599 +==== (% style="color:blue" %)**Overview：**(%%) ====
458 458  
459 -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.
460 460  
602 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Adapter and APP sample process. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Adapter.
461 461  
462 -(% style="color:red" %)**IMPORTANT NOTE: **
604 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
463 463  
464 -(% 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:
465 465  
466 -—Reorient or relocate the receiving antenna.
467 467  
468 -—Increase the separation between the equipment and receiver.
608 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
469 469  
470 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
471 471  
472 -—Consult the dealer or an experienced radio/TV technician for help.
611 +Requires a type-c to USB adapter
473 473  
613 +[[image:image-20220723104754-4.png]]
474 474  
475 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
476 476  
477 -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.
478 478  
479 -
617 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
618 +
619 +
620 +Function and page introduction
621 +
622 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
623 +
624 +1.Display LA66 USB LoRaWAN Module connection status
625 +
626 +2.Check and reconnect
627 +
628 +3.Turn send timestamps on or off
629 +
630 +4.Display LoRaWan connection status
631 +
632 +5.Check LoRaWan connection status
633 +
634 +6.The RSSI value of the node when the ACK is received
635 +
636 +7.Node's Signal Strength Icon
637 +
638 +8.Set the packet sending interval of the node in seconds
639 +
640 +9.AT command input box
641 +
642 +10.Send AT command button
643 +
644 +11.Node log box
645 +
646 +12.clear log button
647 +
648 +13.exit button
649 +
650 +
651 +LA66 USB LoRaWAN Module not connected
652 +
653 +[[image:image-20220723110520-5.png||height="903" width="677"]]
654 +
655 +
656 +
657 +Connect LA66 USB LoRaWAN Module
658 +
659 +[[image:image-20220723110626-6.png||height="906" width="680"]]
660 +
661 +
662 +
663 +=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED ===
664 +
665 +
666 +**1.  Register LA66 USB LoRaWAN Module to TTNV3**
667 +
668 +[[image:image-20220723134549-8.png]]
669 +
670 +
671 +
672 +**2.  Open Node-RED,And import the JSON file to generate the flow**
673 +
674 +Sample JSON file please go to this link to download：放置JSON文件的链接
675 +
676 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
677 +
678 +The following is the positioning effect map
679 +
680 +[[image:image-20220723144339-1.png]]
681 +
682 +
683 +
684 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
685 +
686 +
687 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
688 +
689 +Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect)
690 +
691 +[[image:image-20220723150132-2.png]]
692 +
693 +
694 +
695 += 4.  Order Info =
696 +
697 +
698 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
699 +
700 +
701 +(% style="color:blue" %)**XXX**(%%): The default frequency band
702 +
703 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
704 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
705 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
706 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
707 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
708 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
709 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
710 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
711 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
712 +
713 += 5.  Reference =
714 +
715 +
716 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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