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Last modified by Xiaoling on 2025/02/07 16:37
From version 158.2
edited by Xiaoling
on 2022/12/13 17:33
Change comment: There is no comment for this version
To version 134.6
edited by Xiaoling
on 2022/07/26 10:41
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 +31,37 @@
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 45  * Support LoRaWAN v1.0.4 protocol
46 46  * Support peer-to-peer protocol
47 47  * TCXO crystal to ensure RF performance on low temperature
48 -* Spring RF antenna
58 +* SMD Antenna pad and i-pex antenna connector
49 49  * Available in different frequency LoRaWAN frequency bands.
50 50  * World-wide unique OTAA keys.
51 51  * AT Command via UART-TTL interface
52 52  * Firmware upgradable via UART interface
53 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
63 +* Ultra-long RF range
54 54  
55 55  
56 56  
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
72 +* Input Power Range: 1.8v ~~ 3.7v
73 +* 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
... ... @@ -72,409 +72,641 @@
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
85 +* I/O Voltage: 3.3v
75 75  
76 76  
77 77  
78 -== 1.4  Pin Mapping & LED ==
89 +== 1.4  AT Command ==
79 79  
80 80  
81 -[[image:image-20220813183239-3.png||height="526" width="662"]]
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.
82 82  
83 83  
84 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
85 85  
96 +== 1.5  Dimension ==
86 86  
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 +
87 87  (((
88 -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"]]
89 89  )))
90 90  
124 +(((
125 +
126 +)))
91 91  
92 -(% 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 +)))
93 93  
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 +)))
94 94  
95 -[[image:image-20220723100027-1.png]]
138 +(((
139 +(((
140 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
141 +)))
142 +)))
96 96  
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 +)))
97 97  
98 -Open the serial port tool
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 +)))
99 99  
100 -[[image:image-20220602161617-8.png]]
101 101  
102 102  
103 -[[image:image-20220602161718-9.png||height="457" width="800"]]
158 +== 2.2  Features ==
104 104  
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
105 105  
106 106  
107 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
108 108  
173 +== 2.3  Specification ==
109 109  
110 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
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  
112 112  
113 -[[image:image-20220602161935-10.png||height="498" width="800"]]
114 114  
195 +== 2.4  LED ==
115 115  
116 116  
117 -(% style="color:blue" %)**3.  See Uplink Command**
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
118 118  
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
204 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
123 123  
124 -[[image:image-20220602162157-11.png||height="497" width="800"]]
125 125  
207 +**Show connection diagram：**
126 126  
127 127  
128 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
210 +[[image:image-20220723170210-2.png||height="908" width="681"]]
129 129  
130 130  
131 -[[image:image-20220817093644-1.png]]
132 132  
214 +(% style="color:blue" %)**1.  open Arduino IDE**
133 133  
134 -== 1.6  Example: How to join helium ==
135 135  
217 +[[image:image-20220723170545-4.png]]
136 136  
137 137  
138 -(% style="color:blue" %)**1.  Create a new device.**
139 139  
221 +(% style="color:blue" %)**2.  Open project**
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  
224 +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]]
143 143  
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"]]
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**
149 149  
150 150  
151 151  
152 -(% style="color:blue" %)**3.  Use AT commands.**
233 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
153 153  
154 154  
155 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
236 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
156 156  
157 157  
158 158  
159 -(% style="color:blue" %)**4.  Use the serial port tool**
240 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
160 160  
161 161  
162 -[[image:image-20220909151517-2.png||height="543" width="708"]]
243 +(% style="color:blue" %)**1.  Open project**
163 163  
164 164  
246 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
165 165  
166 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
248 +[[image:image-20220723172502-8.png]]
167 167  
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  
252 +(% 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**
171 171  
172 172  
173 -(% style="color:blue" %)**6.  Network successfully.**
255 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
174 174  
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 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
178 178  
179 179  
180 -(% style="color:blue" %)**7.  Send uplink using command**
262 +(% style="color:blue" %)**1.  Open project**
181 181  
182 182  
183 -[[image:image-20220912085244-1.png]]
265 +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]]
184 184  
185 185  
186 -[[image:image-20220912085307-2.png]]
268 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
187 187  
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"]]
272 +(% 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**
191 191  
192 192  
193 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
275 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
194 194  
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]])
279 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
199 199  
281 +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/]]
200 200  
201 -(% style="color:red" %)**Preconditions:**
283 +[[image:image-20220723175700-12.png||height="602" width="995"]]
202 202  
203 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
204 204  
205 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
206 206  
287 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
207 207  
208 208  
209 -(% style="color:blue" %)**Steps for usage:**
290 +=== 2.8.1  Items needed for update ===
210 210  
211 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
212 212  
213 -(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
293 +1. LA66 LoRaWAN Shield
294 +1. Arduino
295 +1. USB TO TTL Adapter
214 214  
215 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
297 +[[image:image-20220602100052-2.png||height="385" width="600"]]
216 216  
217 217  
218 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
300 +=== 2.8.2  Connection ===
219 219  
220 220  
221 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
303 +[[image:image-20220602101311-3.png||height="276" width="600"]]
222 222  
223 223  
224 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
306 +(((
307 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
308 +)))
225 225  
310 +(((
311 +(% style="background-color:yellow" %)**GND  <-> GND
312 +TXD  <->  TXD
313 +RXD  <->  RXD**
314 +)))
226 226  
227 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
228 228  
317 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
229 229  
230 -[[image:image-20220723100439-2.png]]
319 +Connect USB TTL Adapter to PC after connecting the wires
231 231  
232 232  
322 +[[image:image-20220602102240-4.png||height="304" width="600"]]
233 233  
234 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
235 235  
325 +=== 2.8.3  Upgrade steps ===
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**
328 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
240 240  
241 - (% style="background-color:yellow" %)**apt install minicom**
242 242  
331 +[[image:image-20220602102824-5.png||height="306" width="600"]]
243 243  
244 -Use minicom to connect to the RPI's terminal
245 245  
246 -[[image:image-20220602153146-3.png||height="439" width="500"]]
247 247  
335 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
248 248  
249 249  
250 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
338 +[[image:image-20220602104701-12.png||height="285" width="600"]]
251 251  
252 252  
253 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
254 254  
342 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
255 255  
256 -[[image:image-20220602154928-5.png||height="436" width="500"]]
257 257  
345 +(((
346 +(% 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/]]**
347 +)))
258 258  
259 259  
260 -(% style="color:blue" %)**4.  Send Uplink message**
350 +[[image:image-20220602103227-6.png]]
261 261  
262 262  
263 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
353 +[[image:image-20220602103357-7.png]]
264 264  
265 -example: AT+SENDB=01,02,8,05820802581ea0a5
266 266  
267 267  
268 -[[image:image-20220602160339-6.png||height="517" width="600"]]
357 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
358 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
269 269  
270 270  
361 +[[image:image-20220602103844-8.png]]
271 271  
272 -Check to see if TTN received the message
273 273  
274 274  
275 -[[image:image-20220602160627-7.png||height="369" width="800"]]
365 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
366 +(% style="color:blue" %)**3. Select the bin file to burn**
276 276  
277 277  
278 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
369 +[[image:image-20220602104144-9.png]]
279 279  
280 -=== 1.9.1  Hardware and Software Connection ===
281 281  
372 +[[image:image-20220602104251-10.png]]
282 282  
283 283  
284 -==== (% style="color:blue" %)**Overview：**(%%) ====
375 +[[image:image-20220602104402-11.png]]
285 285  
286 286  
378 +
379 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
380 +(% style="color:blue" %)**4. Click to start the download**
381 +
382 +[[image:image-20220602104923-13.png]]
383 +
384 +
385 +
386 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
387 +(% style="color:blue" %)**5. Check update process**
388 +
389 +
390 +[[image:image-20220602104948-14.png]]
391 +
392 +
393 +
394 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
395 +(% style="color:blue" %)**The following picture shows that the burning is successful**
396 +
397 +[[image:image-20220602105251-15.png]]
398 +
399 +
400 +
401 += 3.  LA66 USB LoRaWAN Adapter =
402 +
403 +
404 +== 3.1  Overview ==
405 +
406 +
407 +[[image:image-20220715001142-3.png||height="145" width="220"]]
408 +
409 +
287 287  (((
288 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
411 +(% 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.
412 +)))
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.
414 +(((
415 +(% 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  
418 +(((
419 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
420 +)))
295 295  
422 +(((
423 +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.
424 +)))
296 296  
426 +(((
427 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
428 +)))
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.
432 +== 3.2  Features ==
302 302  
303 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
434 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
435 +* Ultra-long RF range
436 +* Support LoRaWAN v1.0.4 protocol
437 +* Support peer-to-peer protocol
438 +* TCXO crystal to ensure RF performance on low temperature
439 +* Spring RF antenna
440 +* Available in different frequency LoRaWAN frequency bands.
441 +* World-wide unique OTAA keys.
442 +* AT Command via UART-TTL interface
443 +* Firmware upgradable via UART interface
444 +* 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  
447 +== 3.3  Specification ==
307 307  
449 +* CPU: 32-bit 48 MHz
450 +* Flash: 256KB
451 +* RAM: 64KB
452 +* Input Power Range: 5v
453 +* Frequency Range: 150 MHz ~~ 960 MHz
454 +* Maximum Power +22 dBm constant RF output
455 +* High sensitivity: -148 dBm
456 +* Temperature:
457 +** Storage: -55 ~~ +125℃
458 +** Operating: -40 ~~ +85℃
459 +* Humidity:
460 +** Storage: 5 ~~ 95% (Non-Condensing)
461 +** Operating: 10 ~~ 95% (Non-Condensing)
462 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
463 +* LoRa Rx current: <9 mA
308 308  
309 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
310 310  
466 +== 3.4  Pin Mapping & LED ==
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  
314 314  
315 -[[image:image-20220813173738-1.png]]
470 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
316 316  
317 317  
473 +(((
474 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
475 +)))
318 318  
319 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
320 320  
478 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
321 321  
322 -Function and page introduction
323 323  
481 +[[image:image-20220723100027-1.png]]
324 324  
325 -[[image:image-20220723113448-7.png||height="995" width="450"]]
326 326  
484 +Open the serial port tool
327 327  
328 -**Block Explain:**
486 +[[image:image-20220602161617-8.png]]
329 329  
330 -1.  Display LA66 USB LoRaWAN Module connection status
488 +[[image:image-20220602161718-9.png||height="457" width="800"]]
331 331  
332 -2.  Check and reconnect
333 333  
334 -3.  Turn send timestamps on or off
335 335  
336 -4.  Display LoRaWan connection status
492 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
337 337  
338 -5.  Check LoRaWan connection status
494 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
339 339  
340 -6.  The RSSI value of the node when the ACK is received
341 341  
342 -7.  Node's Signal Strength Icon
497 +[[image:image-20220602161935-10.png||height="498" width="800"]]
343 343  
344 -8.  Configure Location Uplink Interval
345 345  
346 -9.  AT command input box
347 347  
348 -10.  Send Button:  Send input box info to LA66 USB Adapter
501 +(% style="color:blue" %)**3. See Uplink Command**
349 349  
350 -11.  Output Log from LA66 USB adapter
503 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
351 351  
352 -12.  clear log button
505 +example: AT+SENDB=01,02,8,05820802581ea0a5
353 353  
354 -13.  exit button
507 +[[image:image-20220602162157-11.png||height="497" width="800"]]
355 355  
356 356  
357 357  
358 -LA66 USB LoRaWAN Module not connected
511 +(% style="color:blue" %)**4. Check to see if TTN received the message**
359 359  
513 +[[image:image-20220602162331-12.png||height="420" width="800"]]
360 360  
361 -[[image:image-20220723110520-5.png||height="677" width="508"]]
362 362  
363 363  
517 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
364 364  
365 -Connect LA66 USB LoRaWAN Module
366 366  
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]]
367 367  
368 -[[image:image-20220723110626-6.png||height="681" width="511"]]
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]])
369 369  
524 +(% style="color:red" %)**Preconditions:**
370 370  
526 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
371 371  
528 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
372 372  
373 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
374 374  
375 375  
376 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
532 +(% style="color:blue" %)**Steps for usage:**
377 377  
534 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
378 378  
379 -[[image:image-20220723134549-8.png]]
536 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
380 380  
538 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
381 381  
382 382  
383 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
384 384  
542 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
385 385  
386 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
387 387  
388 -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/]]
545 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
389 389  
390 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
391 391  
392 -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]]
548 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
393 393  
550 +[[image:image-20220723100439-2.png]]
394 394  
395 -Example output in NodeRed is as below:
396 396  
397 -[[image:image-20220723144339-1.png]]
398 398  
554 +(% style="color:blue" %)**2. Install Minicom in RPi.**
399 399  
400 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
556 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
401 401  
558 + (% style="background-color:yellow" %)**apt update**
402 402  
403 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
560 + (% style="background-color:yellow" %)**apt install minicom**
404 404  
405 -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).
406 406  
563 +Use minicom to connect to the RPI's terminal
407 407  
408 -[[image:image-20220723150132-2.png]]
565 +[[image:image-20220602153146-3.png||height="439" width="500"]]
409 409  
410 410  
411 -= 2.  FAQ =
412 412  
413 -== 2.1  How to Compile Source Code for LA66? ==
569 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
414 414  
571 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
415 415  
416 -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]]
417 417  
574 +[[image:image-20220602154928-5.png||height="436" width="500"]]
418 418  
419 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
420 420  
421 421  
422 -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]]
578 +(% style="color:blue" %)**4. Send Uplink message**
423 423  
580 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
424 424  
425 -= 3.  Order Info =
582 +example: AT+SENDB=01,02,8,05820802581ea0a5
426 426  
427 427  
428 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
585 +[[image:image-20220602160339-6.png||height="517" width="600"]]
429 429  
430 430  
431 -(% style="color:blue" %)**XXX**(%%): The default frequency band
432 432  
433 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
434 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
435 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
436 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
437 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
438 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
439 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
440 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
441 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
589 +Check to see if TTN received the message
442 442  
591 +[[image:image-20220602160627-7.png||height="369" width="800"]]
443 443  
444 444  
445 -= 4.  Reference =
446 446  
595 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
447 447  
448 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
449 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
450 450  
598 +=== 3.8.1 DRAGINO-LA66-APP ===
451 451  
452 452  
453 -= 5.  FCC Statement =
601 +[[image:image-20220723102027-3.png]]
454 454  
455 455  
456 -(% style="color:red" %)**FCC Caution:**
457 457  
458 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
605 +==== (% style="color:blue" %)**Overview：**(%%) ====
459 459  
460 -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.
461 461  
608 +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.
462 462  
463 -(% style="color:red" %)**IMPORTANT NOTE: **
610 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
464 464  
465 -(% 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:
466 466  
467 -—Reorient or relocate the receiving antenna.
468 468  
469 -—Increase the separation between the equipment and receiver.
614 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
470 470  
471 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
472 472  
473 -—Consult the dealer or an experienced radio/TV technician for help.
617 +Requires a type-c to USB adapter
474 474  
619 +[[image:image-20220723104754-4.png]]
475 475  
476 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
477 477  
478 -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.
479 479  
480 -
623 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
624 +
625 +
626 +Function and page introduction
627 +
628 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
629 +
630 +1.Display LA66 USB LoRaWAN Module connection status
631 +
632 +2.Check and reconnect
633 +
634 +3.Turn send timestamps on or off
635 +
636 +4.Display LoRaWan connection status
637 +
638 +5.Check LoRaWan connection status
639 +
640 +6.The RSSI value of the node when the ACK is received
641 +
642 +7.Node's Signal Strength Icon
643 +
644 +8.Set the packet sending interval of the node in seconds
645 +
646 +9.AT command input box
647 +
648 +10.Send AT command button
649 +
650 +11.Node log box
651 +
652 +12.clear log button
653 +
654 +13.exit button
655 +
656 +
657 +LA66 USB LoRaWAN Module not connected
658 +
659 +[[image:image-20220723110520-5.png||height="903" width="677"]]
660 +
661 +
662 +
663 +Connect LA66 USB LoRaWAN Module
664 +
665 +[[image:image-20220723110626-6.png||height="906" width="680"]]
666 +
667 +
668 +
669 +=== 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 ===
670 +
671 +
672 +**1.  Register LA66 USB LoRaWAN Module to TTNV3**
673 +
674 +[[image:image-20220723134549-8.png]]
675 +
676 +
677 +
678 +**2.  Open Node-RED,And import the JSON file to generate the flow**
679 +
680 +Sample JSON file please go to this link to download：放置JSON文件的链接
681 +
682 +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/]]
683 +
684 +The following is the positioning effect map
685 +
686 +[[image:image-20220723144339-1.png]]
687 +
688 +
689 +
690 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
691 +
692 +
693 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
694 +
695 +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)
696 +
697 +[[image:image-20220723150132-2.png]]
698 +
699 +
700 +
701 += 4.  Order Info =
702 +
703 +
704 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
705 +
706 +
707 +(% style="color:blue" %)**XXX**(%%): The default frequency band
708 +
709 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
710 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
711 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
712 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
713 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
714 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
715 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
716 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
717 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
718 +
719 += 5.  Reference =
720 +
721 +
722 +* 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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