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Last modified by Xiaoling on 2025/02/07 16:37
From version 158.3
edited by Xiaoling
on 2022/12/13 17:34
Change comment: There is no comment for this version
To version 134.3
edited by Xiaoling
on 2022/07/26 10:37
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 +31,35 @@
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 -
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
70 +* Input Power Range: 1.8v ~~ 3.7v
71 +* 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
... ... @@ -72,407 +72,640 @@
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
83 +* I/O Voltage: 3.3v
75 75  
85 +== 1.4  AT Command ==
76 76  
77 77  
78 -== 1.4  Pin Mapping & LED ==
88 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
79 79  
80 80  
81 -[[image:image-20220813183239-3.png||height="526" width="662"]]
82 82  
92 +== 1.5  Dimension ==
83 83  
84 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
94 +[[image:image-20220718094750-3.png]]
85 85  
86 86  
97 +
98 +== 1.6  Pin Mapping ==
99 +
100 +[[image:image-20220720111850-1.png]]
101 +
102 +
103 +
104 +== 1.7  Land Pattern ==
105 +
106 +[[image:image-20220517072821-2.png]]
107 +
108 +
109 +
110 += 2.  LA66 LoRaWAN Shield =
111 +
112 +
113 +== 2.1  Overview ==
114 +
115 +
87 87  (((
88 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
117 +[[image:image-20220715000826-2.png||height="145" width="220"]]
89 89  )))
90 90  
120 +(((
121 +
122 +)))
91 91  
92 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
124 +(((
125 +(% 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.
126 +)))
93 93  
128 +(((
129 +(((
130 +(% 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.
131 +)))
132 +)))
94 94  
95 -[[image:image-20220723100027-1.png]]
134 +(((
135 +(((
136 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
137 +)))
138 +)))
96 96  
140 +(((
141 +(((
142 +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.
143 +)))
144 +)))
97 97  
98 -Open the serial port tool
146 +(((
147 +(((
148 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
149 +)))
150 +)))
99 99  
100 -[[image:image-20220602161617-8.png]]
101 101  
102 102  
103 -[[image:image-20220602161718-9.png||height="457" width="800"]]
154 +== 2.2  Features ==
104 104  
156 +* Arduino Shield base on LA66 LoRaWAN module
157 +* Support LoRaWAN v1.0.4 protocol
158 +* Support peer-to-peer protocol
159 +* TCXO crystal to ensure RF performance on low temperature
160 +* SMA connector
161 +* Available in different frequency LoRaWAN frequency bands.
162 +* World-wide unique OTAA keys.
163 +* AT Command via UART-TTL interface
164 +* Firmware upgradable via UART interface
165 +* Ultra-long RF range
105 105  
167 +== 2.3  Specification ==
106 106  
107 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
169 +* CPU: 32-bit 48 MHz
170 +* Flash: 256KB
171 +* RAM: 64KB
172 +* Input Power Range: 1.8v ~~ 3.7v
173 +* Power Consumption: < 4uA.
174 +* Frequency Range: 150 MHz ~~ 960 MHz
175 +* Maximum Power +22 dBm constant RF output
176 +* High sensitivity: -148 dBm
177 +* Temperature:
178 +** Storage: -55 ~~ +125℃
179 +** Operating: -40 ~~ +85℃
180 +* Humidity:
181 +** Storage: 5 ~~ 95% (Non-Condensing)
182 +** Operating: 10 ~~ 95% (Non-Condensing)
183 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
184 +* LoRa Rx current: <9 mA
185 +* I/O Voltage: 3.3v
108 108  
187 +== 2.4  LED ==
109 109  
110 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
189 +~1. The LED lights up red when there is an upstream data packet
190 +2. When the network is successfully connected, the green light will be on for 5 seconds
191 +3. Purple light on when receiving downlink data packets
111 111  
112 112  
113 -[[image:image-20220602161935-10.png||height="498" width="800"]]
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
114 114  
115 115  
197 +**Show connection diagram：**
116 116  
117 -(% style="color:blue" %)**3.  See Uplink Command**
118 118  
200 +[[image:image-20220723170210-2.png||height="908" width="681"]]
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
123 123  
124 -[[image:image-20220602162157-11.png||height="497" width="800"]]
204 +**1.  open Arduino IDE**
125 125  
126 126  
207 +[[image:image-20220723170545-4.png]]
127 127  
128 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
129 129  
130 130  
131 -[[image:image-20220817093644-1.png]]
211 +**2.  Open project**
132 132  
133 133  
134 -== 1.6  Example: How to join helium ==
214 +LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
135 135  
216 +[[image:image-20220723170750-5.png||height="533" width="930"]]
136 136  
137 137  
138 -(% style="color:blue" %)**1.  Create a new device.**
139 139  
220 +**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**
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  
223 +[[image:image-20220723171228-6.png]]
143 143  
144 144  
145 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
146 146  
227 +**4.  After the upload is successful, open the serial port monitoring and send the AT command**
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"]]
149 149  
230 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
150 150  
151 151  
152 -(% style="color:blue" %)**3.  Use AT commands.**
153 153  
234 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
154 154  
155 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
156 156  
237 +**1.  Open project**
157 157  
158 158  
159 -(% style="color:blue" %)**4.  Use the serial port tool**
240 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
160 160  
242 +[[image:image-20220723172502-8.png]]
161 161  
162 -[[image:image-20220909151517-2.png||height="543" width="708"]]
163 163  
164 164  
246 +2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
165 165  
166 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
167 167  
249 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
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  
171 171  
253 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
172 172  
173 -(% style="color:blue" %)**6.  Network successfully.**
174 174  
256 +**1.  Open project**
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  
259 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
178 178  
179 179  
180 -(% style="color:blue" %)**7.  Send uplink using command**
262 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
181 181  
182 182  
183 -[[image:image-20220912085244-1.png]]
184 184  
266 +**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
185 185  
186 -[[image:image-20220912085307-2.png]]
187 187  
269 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
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"]]
191 191  
273 +**3.  Integration into Node-red via TTNV3**
192 192  
193 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
275 +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/]]
194 194  
277 +[[image:image-20220723175700-12.png||height="602" width="995"]]
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]]
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]])
199 199  
281 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
200 200  
201 -(% style="color:red" %)**Preconditions:**
202 202  
203 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
284 +=== 2.8.1  Items needed for update ===
204 204  
205 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
206 206  
287 +1. LA66 LoRaWAN Shield
288 +1. Arduino
289 +1. USB TO TTL Adapter
207 207  
291 +[[image:image-20220602100052-2.png||height="385" width="600"]]
208 208  
209 -(% style="color:blue" %)**Steps for usage:**
210 210  
211 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
294 +=== 2.8.2  Connection ===
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
297 +[[image:image-20220602101311-3.png||height="276" width="600"]]
216 216  
217 217  
218 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
300 +(((
301 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
302 +)))
219 219  
304 +(((
305 +(% style="background-color:yellow" %)**GND  <-> GND
306 +TXD  <->  TXD
307 +RXD  <->  RXD**
308 +)))
220 220  
221 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
222 222  
311 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
223 223  
224 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
313 +Connect USB TTL Adapter to PC after connecting the wires
225 225  
226 226  
227 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
316 +[[image:image-20220602102240-4.png||height="304" width="600"]]
228 228  
229 229  
230 -[[image:image-20220723100439-2.png]]
319 +=== 2.8.3  Upgrade steps ===
231 231  
232 232  
322 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
233 233  
234 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
235 235  
325 +[[image:image-20220602102824-5.png||height="306" width="600"]]
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**
240 240  
241 - (% style="background-color:yellow" %)**apt install minicom**
329 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
242 242  
243 243  
244 -Use minicom to connect to the RPI's terminal
332 +[[image:image-20220602104701-12.png||height="285" width="600"]]
245 245  
246 -[[image:image-20220602153146-3.png||height="439" width="500"]]
247 247  
248 248  
336 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
249 249  
250 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
251 251  
339 +(((
340 +(% 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/]]**
341 +)))
252 252  
253 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
254 254  
344 +[[image:image-20220602103227-6.png]]
255 255  
256 -[[image:image-20220602154928-5.png||height="436" width="500"]]
257 257  
347 +[[image:image-20220602103357-7.png]]
258 258  
259 259  
260 -(% style="color:blue" %)**4.  Send Uplink message**
261 261  
351 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
352 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
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
355 +[[image:image-20220602103844-8.png]]
266 266  
267 267  
268 -[[image:image-20220602160339-6.png||height="517" width="600"]]
269 269  
359 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
360 +(% style="color:blue" %)**3. Select the bin file to burn**
270 270  
271 271  
272 -Check to see if TTN received the message
363 +[[image:image-20220602104144-9.png]]
273 273  
274 274  
275 -[[image:image-20220602160627-7.png||height="369" width="800"]]
366 +[[image:image-20220602104251-10.png]]
276 276  
277 277  
278 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
369 +[[image:image-20220602104402-11.png]]
279 279  
280 -=== 1.9.1  Hardware and Software Connection ===
281 281  
282 282  
373 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
374 +(% style="color:blue" %)**4. Click to start the download**
283 283  
284 -==== (% style="color:blue" %)**Overview：**(%%) ====
376 +[[image:image-20220602104923-13.png]]
285 285  
286 286  
379 +
380 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
381 +(% style="color:blue" %)**5. Check update process**
382 +
383 +
384 +[[image:image-20220602104948-14.png]]
385 +
386 +
387 +
388 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
389 +(% style="color:blue" %)**The following picture shows that the burning is successful**
390 +
391 +[[image:image-20220602105251-15.png]]
392 +
393 +
394 +
395 += 3.  LA66 USB LoRaWAN Adapter =
396 +
397 +
398 +== 3.1  Overview ==
399 +
400 +
401 +[[image:image-20220715001142-3.png||height="145" width="220"]]
402 +
403 +
287 287  (((
288 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
405 +(% 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.
406 +)))
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.
408 +(((
409 +(% 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  
412 +(((
413 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
414 +)))
295 295  
416 +(((
417 +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.
418 +)))
296 296  
420 +(((
421 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
422 +)))
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.
426 +== 3.2  Features ==
302 302  
303 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
428 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
429 +* Ultra-long RF range
430 +* Support LoRaWAN v1.0.4 protocol
431 +* Support peer-to-peer protocol
432 +* TCXO crystal to ensure RF performance on low temperature
433 +* Spring RF antenna
434 +* Available in different frequency LoRaWAN frequency bands.
435 +* World-wide unique OTAA keys.
436 +* AT Command via UART-TTL interface
437 +* Firmware upgradable via UART interface
438 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
304 304  
305 -[[image:image-20220813174353-2.png||height="360" width="313"]]
306 306  
307 307  
442 +== 3.3  Specification ==
308 308  
309 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
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
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)
313 313  
462 +== 3.4  Pin Mapping & LED ==
314 314  
315 -[[image:image-20220813173738-1.png]]
316 316  
317 317  
466 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
318 318  
319 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
320 320  
469 +(((
470 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
471 +)))
321 321  
322 -Function and page introduction
323 323  
474 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
324 324  
325 -[[image:image-20220723113448-7.png||height="995" width="450"]]
326 326  
477 +[[image:image-20220723100027-1.png]]
327 327  
328 -**Block Explain:**
329 329  
330 -1.  Display LA66 USB LoRaWAN Module connection status
480 +Open the serial port tool
331 331  
332 -2.  Check and reconnect
482 +[[image:image-20220602161617-8.png]]
333 333  
334 -3.  Turn send timestamps on or off
484 +[[image:image-20220602161718-9.png||height="457" width="800"]]
335 335  
336 -4.  Display LoRaWan connection status
337 337  
338 -5.  Check LoRaWan connection status
339 339  
340 -6.  The RSSI value of the node when the ACK is received
488 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
341 341  
342 -7.  Node's Signal Strength Icon
490 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
343 343  
344 -8.  Configure Location Uplink Interval
345 345  
346 -9.  AT command input box
493 +[[image:image-20220602161935-10.png||height="498" width="800"]]
347 347  
348 -10.  Send Button:  Send input box info to LA66 USB Adapter
349 349  
350 -11.  Output Log from LA66 USB adapter
351 351  
352 -12.  clear log button
497 +(% style="color:blue" %)**3. See Uplink Command**
353 353  
354 -13.  exit button
499 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
355 355  
501 +example: AT+SENDB=01,02,8,05820802581ea0a5
356 356  
503 +[[image:image-20220602162157-11.png||height="497" 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"]]
507 +(% style="color:blue" %)**4. Check to see if TTN received the message**
362 362  
509 +[[image:image-20220602162331-12.png||height="420" width="800"]]
363 363  
364 364  
365 -Connect LA66 USB LoRaWAN Module
366 366  
513 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
367 367  
368 -[[image:image-20220723110626-6.png||height="681" width="511"]]
369 369  
516 +**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]]
370 370  
371 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
518 +(**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]])
372 372  
520 +(% style="color:red" %)**Preconditions:**
373 373  
374 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
522 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
375 375  
524 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
376 376  
377 -[[image:image-20220723134549-8.png]]
378 378  
379 379  
528 +(% style="color:blue" %)**Steps for usage:**
380 380  
381 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
530 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
382 382  
532 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
383 383  
384 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
534 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
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/]]
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]]
538 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
391 391  
392 392  
393 -Example output in NodeRed is as below:
541 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
394 394  
395 -[[image:image-20220723144339-1.png]]
396 396  
544 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
397 397  
398 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
546 +[[image:image-20220723100439-2.png]]
399 399  
400 400  
401 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
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).
550 +(% style="color:blue" %)**2. Install Minicom in RPi.**
404 404  
552 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
405 405  
406 -[[image:image-20220723150132-2.png]]
554 + (% style="background-color:yellow" %)**apt update**
407 407  
556 + (% style="background-color:yellow" %)**apt install minicom**
408 408  
409 -= 2.  FAQ =
410 410  
411 -== 2.1  How to Compile Source Code for LA66? ==
559 +Use minicom to connect to the RPI's terminal
412 412  
561 +[[image:image-20220602153146-3.png||height="439" width="500"]]
413 413  
414 -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]]
415 415  
416 416  
417 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
565 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
418 418  
567 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
419 419  
420 -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]]
421 421  
570 +[[image:image-20220602154928-5.png||height="436" width="500"]]
422 422  
423 -= 3.  Order Info =
424 424  
425 425  
426 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
574 +(% style="color:blue" %)**4. Send Uplink message**
427 427  
576 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
428 428  
429 -(% style="color:blue" %)**XXX**(%%): The default frequency band
578 +example: AT+SENDB=01,02,8,05820802581ea0a5
430 430  
431 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
432 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
433 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
434 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
435 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
436 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
437 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
438 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
439 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
440 440  
581 +[[image:image-20220602160339-6.png||height="517" width="600"]]
441 441  
442 442  
443 -= 4.  Reference =
444 444  
585 +Check to see if TTN received the message
445 445  
446 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
447 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
587 +[[image:image-20220602160627-7.png||height="369" width="800"]]
448 448  
449 449  
450 450  
451 -= 5.  FCC Statement =
591 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
452 452  
453 453  
454 -(% style="color:red" %)**FCC Caution:**
594 +=== 3.8.1 DRAGINO-LA66-APP ===
455 455  
456 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
457 457  
458 -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.
597 +[[image:image-20220723102027-3.png]]
459 459  
460 460  
461 -(% style="color:red" %)**IMPORTANT NOTE: **
462 462  
463 -(% 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:
601 +==== (% style="color:blue" %)**Overview：**(%%) ====
464 464  
465 -—Reorient or relocate the receiving antenna.
466 466  
467 -—Increase the separation between the equipment and receiver.
604 +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.
468 468  
469 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
606 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
470 470  
471 -—Consult the dealer or an experienced radio/TV technician for help.
472 472  
473 473  
474 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
610 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
475 475  
476 -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.
477 477  
478 -
613 +Requires a type-c to USB adapter
614 +
615 +[[image:image-20220723104754-4.png]]
616 +
617 +
618 +
619 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
620 +
621 +
622 +Function and page introduction
623 +
624 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
625 +
626 +1.Display LA66 USB LoRaWAN Module connection status
627 +
628 +2.Check and reconnect
629 +
630 +3.Turn send timestamps on or off
631 +
632 +4.Display LoRaWan connection status
633 +
634 +5.Check LoRaWan connection status
635 +
636 +6.The RSSI value of the node when the ACK is received
637 +
638 +7.Node's Signal Strength Icon
639 +
640 +8.Set the packet sending interval of the node in seconds
641 +
642 +9.AT command input box
643 +
644 +10.Send AT command button
645 +
646 +11.Node log box
647 +
648 +12.clear log button
649 +
650 +13.exit button
651 +
652 +
653 +LA66 USB LoRaWAN Module not connected
654 +
655 +[[image:image-20220723110520-5.png||height="903" width="677"]]
656 +
657 +
658 +
659 +Connect LA66 USB LoRaWAN Module
660 +
661 +[[image:image-20220723110626-6.png||height="906" width="680"]]
662 +
663 +
664 +
665 +=== 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 ===
666 +
667 +
668 +**1.  Register LA66 USB LoRaWAN Module to TTNV3**
669 +
670 +[[image:image-20220723134549-8.png]]
671 +
672 +
673 +
674 +**2.  Open Node-RED,And import the JSON file to generate the flow**
675 +
676 +Sample JSON file please go to this link to download：放置JSON文件的链接
677 +
678 +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/]]
679 +
680 +The following is the positioning effect map
681 +
682 +[[image:image-20220723144339-1.png]]
683 +
684 +
685 +
686 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
687 +
688 +
689 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
690 +
691 +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)
692 +
693 +[[image:image-20220723150132-2.png]]
694 +
695 +
696 +
697 += 4.  Order Info =
698 +
699 +
700 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
701 +
702 +
703 +(% style="color:blue" %)**XXX**(%%): The default frequency band
704 +
705 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
706 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
707 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
708 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
709 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
710 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
711 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
712 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
713 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
714 +
715 +
716 += 5.  Reference =
717 +
718 +
719 +* 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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