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Last modified by Xiaoling on 2025/02/07 16:37
From version 157.3
edited by Xiaoling
on 2022/09/26 14:38
Change comment: There is no comment for this version
To version 134.11
edited by Xiaoling
on 2022/07/26 10:48
Change comment: There is no comment for this version

Summary

Details

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Title
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1 -LA66 USB LoRaWAN Adapter User Manual
1 +LA66 LoRaWAN Module
Content
... ... @@ -6,26 +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 13  
14 -== 1.1  Overview ==
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
15 15  
20 +(((
21 +
22 +)))
16 16  
17 -[[image:image-20220715001142-3.png||height="145" width="220"]]
18 -
19 -
20 20  (((
21 -(% 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.
22 22  )))
27 +)))
23 23  
24 24  (((
30 +(((
25 25  (% 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.
26 26  )))
33 +)))
27 27  
28 28  (((
36 +(((
29 29  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
30 30  )))
31 31  
... ... @@ -32,37 +32,39 @@
32 32  (((
33 33  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.
34 34  )))
43 +)))
35 35  
36 36  (((
46 +(((
37 37  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
38 38  )))
49 +)))
39 39  
40 40  
41 41  
42 42  == 1.2  Features ==
43 43  
44 -
45 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
46 -* Ultra-long RF range
47 47  * Support LoRaWAN v1.0.4 protocol
48 48  * Support peer-to-peer protocol
49 49  * TCXO crystal to ensure RF performance on low temperature
50 -* Spring RF antenna
58 +* SMD Antenna pad and i-pex antenna connector
51 51  * Available in different frequency LoRaWAN frequency bands.
52 52  * World-wide unique OTAA keys.
53 53  * AT Command via UART-TTL interface
54 54  * Firmware upgradable via UART interface
55 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
63 +* Ultra-long RF range
56 56  
57 57  
58 58  
59 -== 1.3  Specification ==
60 60  
61 61  
69 +== 1.3  Specification ==
70 +
62 62  * CPU: 32-bit 48 MHz
63 63  * Flash: 256KB
64 64  * RAM: 64KB
65 -* Input Power Range: 5v
74 +* Input Power Range: 1.8v ~~ 3.7v
75 +* Power Consumption: < 4uA.
66 66  * Frequency Range: 150 MHz ~~ 960 MHz
67 67  * Maximum Power +22 dBm constant RF output
68 68  * High sensitivity: -148 dBm
... ... @@ -74,374 +74,641 @@
74 74  ** Operating: 10 ~~ 95% (Non-Condensing)
75 75  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
76 76  * LoRa Rx current: <9 mA
87 +* I/O Voltage: 3.3v
77 77  
78 78  
79 79  
80 -== 1.4  Pin Mapping & LED ==
81 81  
82 82  
83 -[[image:image-20220813183239-3.png||height="526" width="662"]]
93 +== 1.4  AT Command ==
84 84  
85 85  
96 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
86 86  
87 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
88 88  
89 89  
100 +== 1.5  Dimension ==
101 +
102 +[[image:image-20220718094750-3.png]]
103 +
104 +
105 +
106 +== 1.6  Pin Mapping ==
107 +
108 +[[image:image-20220720111850-1.png]]
109 +
110 +
111 +
112 +== 1.7  Land Pattern ==
113 +
114 +[[image:image-20220517072821-2.png]]
115 +
116 +
117 +
118 += 2.  LA66 LoRaWAN Shield =
119 +
120 +
121 +== 2.1  Overview ==
122 +
123 +
90 90  (((
91 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
125 +[[image:image-20220715000826-2.png||height="145" width="220"]]
92 92  )))
93 93  
128 +(((
129 +
130 +)))
94 94  
95 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
132 +(((
133 +(% 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.
134 +)))
96 96  
136 +(((
137 +(((
138 +(% 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.
139 +)))
140 +)))
97 97  
98 -[[image:image-20220723100027-1.png]]
142 +(((
143 +(((
144 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
145 +)))
146 +)))
99 99  
148 +(((
149 +(((
150 +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.
151 +)))
152 +)))
100 100  
101 -Open the serial port tool
154 +(((
155 +(((
156 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
157 +)))
158 +)))
102 102  
103 -[[image:image-20220602161617-8.png]]
104 104  
105 105  
106 -[[image:image-20220602161718-9.png||height="457" width="800"]]
162 +== 2.2  Features ==
107 107  
164 +* Arduino Shield base on LA66 LoRaWAN module
165 +* Support LoRaWAN v1.0.4 protocol
166 +* Support peer-to-peer protocol
167 +* TCXO crystal to ensure RF performance on low temperature
168 +* SMA connector
169 +* Available in different frequency LoRaWAN frequency bands.
170 +* World-wide unique OTAA keys.
171 +* AT Command via UART-TTL interface
172 +* Firmware upgradable via UART interface
173 +* Ultra-long RF range
108 108  
109 109  
110 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
111 111  
112 112  
113 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
114 114  
179 +== 2.3  Specification ==
115 115  
116 -[[image:image-20220602161935-10.png||height="498" width="800"]]
181 +* CPU: 32-bit 48 MHz
182 +* Flash: 256KB
183 +* RAM: 64KB
184 +* Input Power Range: 1.8v ~~ 3.7v
185 +* Power Consumption: < 4uA.
186 +* Frequency Range: 150 MHz ~~ 960 MHz
187 +* Maximum Power +22 dBm constant RF output
188 +* High sensitivity: -148 dBm
189 +* Temperature:
190 +** Storage: -55 ~~ +125℃
191 +** Operating: -40 ~~ +85℃
192 +* Humidity:
193 +** Storage: 5 ~~ 95% (Non-Condensing)
194 +** Operating: 10 ~~ 95% (Non-Condensing)
195 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
196 +* LoRa Rx current: <9 mA
197 +* I/O Voltage: 3.3v
117 117  
118 118  
119 119  
120 -(% style="color:blue" %)**3.  See Uplink Command**
121 121  
122 122  
123 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
203 +== 2.4  LED ==
124 124  
125 -example: AT+SENDB=01,02,8,05820802581ea0a5
126 126  
127 -[[image:image-20220602162157-11.png||height="497" width="800"]]
206 +~1. The LED lights up red when there is an upstream data packet
207 +2. When the network is successfully connected, the green light will be on for 5 seconds
208 +3. Purple light on when receiving downlink data packets
128 128  
129 129  
130 130  
131 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
212 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
132 132  
133 133  
134 -[[image:image-20220817093644-1.png]]
215 +**Show connection diagram：**
135 135  
136 136  
218 +[[image:image-20220723170210-2.png||height="908" width="681"]]
137 137  
138 -== 1.6  Example: How to join helium ==
139 139  
140 140  
222 +(% style="color:blue" %)**1.  open Arduino IDE**
141 141  
142 -(% style="color:blue" %)**1.  Create a new device.**
143 143  
225 +[[image:image-20220723170545-4.png]]
144 144  
145 -[[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"]]
146 146  
147 147  
229 +(% style="color:blue" %)**2.  Open project**
148 148  
149 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
150 150  
232 +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]]
151 151  
152 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165837-2.png?width=809&height=375&rev=1.1||alt="image-20220907165837-2.png" height="375" width="809"]]
153 153  
154 154  
236 +(% 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**
155 155  
156 -(% style="color:blue" %)**3.  Use AT commands.**
157 157  
158 158  
159 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
240 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
160 160  
161 161  
243 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
162 162  
163 -(% style="color:blue" %)**4.  Use the serial port tool**
164 164  
165 165  
166 -[[image:image-20220909151517-2.png||height="543" width="708"]]
247 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
167 167  
168 168  
250 +(% style="color:blue" %)**1.  Open project**
169 169  
170 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
171 171  
253 +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]]
172 172  
173 -[[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"]]
174 174  
256 +[[image:image-20220723172502-8.png]]
175 175  
176 176  
177 -(% style="color:blue" %)**6.  Network successfully.**
178 178  
260 +(% 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**
179 179  
180 -[[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"]]
181 181  
263 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
182 182  
183 183  
184 -(% style="color:blue" %)**7.  Send uplink using command**
185 185  
267 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
186 186  
187 -[[image:image-20220912085244-1.png]]
188 188  
270 +(% style="color:blue" %)**1.  Open project**
189 189  
190 -[[image:image-20220912085307-2.png]]
191 191  
273 +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]]
192 192  
193 193  
194 -[[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"]]
276 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
195 195  
196 196  
197 197  
198 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
280 +(% 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**
199 199  
200 200  
201 -**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]]
283 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
202 202  
203 -(**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]])
204 204  
205 205  
206 -(% style="color:red" %)**Preconditions:**
287 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
207 207  
208 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
289 +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/]]
209 209  
210 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
291 +[[image:image-20220723175700-12.png||height="602" width="995"]]
211 211  
212 212  
213 213  
214 -(% style="color:blue" %)**Steps for usage:**
295 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
215 215  
216 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
217 217  
218 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
298 +=== 2.8.1  Items needed for update ===
219 219  
220 220  
221 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
301 +1. LA66 LoRaWAN Shield
302 +1. Arduino
303 +1. USB TO TTL Adapter
222 222  
305 +[[image:image-20220602100052-2.png||height="385" width="600"]]
223 223  
224 224  
225 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
308 +=== 2.8.2  Connection ===
226 226  
227 227  
228 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
311 +[[image:image-20220602101311-3.png||height="276" width="600"]]
229 229  
230 230  
231 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
314 +(((
315 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
316 +)))
232 232  
318 +(((
319 +(% style="background-color:yellow" %)**GND  <-> GND
320 +TXD  <->  TXD
321 +RXD  <->  RXD**
322 +)))
233 233  
234 -[[image:image-20220723100439-2.png]]
235 235  
325 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
236 236  
327 +Connect USB TTL Adapter to PC after connecting the wires
237 237  
238 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
239 239  
330 +[[image:image-20220602102240-4.png||height="304" width="600"]]
240 240  
241 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
242 242  
243 - (% style="background-color:yellow" %)**apt update**
333 +=== 2.8.3  Upgrade steps ===
244 244  
245 - (% style="background-color:yellow" %)**apt install minicom**
246 246  
336 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
247 247  
248 -Use minicom to connect to the RPI's terminal
249 249  
250 -[[image:image-20220602153146-3.png||height="439" width="500"]]
339 +[[image:image-20220602102824-5.png||height="306" width="600"]]
251 251  
252 252  
253 253  
254 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
343 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
255 255  
256 256  
257 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
346 +[[image:image-20220602104701-12.png||height="285" width="600"]]
258 258  
259 259  
260 -[[image:image-20220602154928-5.png||height="436" width="500"]]
261 261  
350 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
262 262  
263 263  
264 -(% style="color:blue" %)**4.  Send Uplink message**
353 +(((
354 +(% 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/]]**
355 +)))
265 265  
266 266  
267 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
358 +[[image:image-20220602103227-6.png]]
268 268  
269 -example: AT+SENDB=01,02,8,05820802581ea0a5
270 270  
361 +[[image:image-20220602103357-7.png]]
271 271  
272 -[[image:image-20220602160339-6.png||height="517" width="600"]]
273 273  
274 274  
365 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
366 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
275 275  
276 -Check to see if TTN received the message
277 277  
369 +[[image:image-20220602103844-8.png]]
278 278  
279 -[[image:image-20220602160627-7.png||height="369" width="800"]]
280 280  
281 281  
373 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
374 +(% style="color:blue" %)**3. Select the bin file to burn**
282 282  
283 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
284 284  
377 +[[image:image-20220602104144-9.png]]
285 285  
286 -=== 1.9.1  Hardware and Software Connection ===
287 287  
380 +[[image:image-20220602104251-10.png]]
288 288  
289 289  
290 -==== (% style="color:blue" %)**Overview：**(%%) ====
383 +[[image:image-20220602104402-11.png]]
291 291  
292 292  
386 +
387 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
388 +(% style="color:blue" %)**4. Click to start the download**
389 +
390 +[[image:image-20220602104923-13.png]]
391 +
392 +
393 +
394 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
395 +(% style="color:blue" %)**5. Check update process**
396 +
397 +
398 +[[image:image-20220602104948-14.png]]
399 +
400 +
401 +
402 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
403 +(% style="color:blue" %)**The following picture shows that the burning is successful**
404 +
405 +[[image:image-20220602105251-15.png]]
406 +
407 +
408 +
409 += 3.  LA66 USB LoRaWAN Adapter =
410 +
411 +
412 +== 3.1  Overview ==
413 +
414 +
415 +[[image:image-20220715001142-3.png||height="145" width="220"]]
416 +
417 +
293 293  (((
294 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
419 +(% 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.
420 +)))
295 295  
296 -* Send real-time location information of mobile phone to LoRaWAN network.
297 -* Check LoRaWAN network signal strengh.
298 -* Manually send messages to LoRaWAN network.
422 +(((
423 +(% 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.
299 299  )))
300 300  
426 +(((
427 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
428 +)))
301 301  
430 +(((
431 +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.
432 +)))
302 302  
434 +(((
435 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
436 +)))
303 303  
304 304  
305 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
306 306  
440 +== 3.2  Features ==
307 307  
308 -A USB to Type-C adapter is needed to connect to a Mobile phone.
442 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
443 +* Ultra-long RF range
444 +* Support LoRaWAN v1.0.4 protocol
445 +* Support peer-to-peer protocol
446 +* TCXO crystal to ensure RF performance on low temperature
447 +* Spring RF antenna
448 +* Available in different frequency LoRaWAN frequency bands.
449 +* World-wide unique OTAA keys.
450 +* AT Command via UART-TTL interface
451 +* Firmware upgradable via UART interface
452 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
309 309  
310 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
311 311  
312 -[[image:image-20220813174353-2.png||height="360" width="313"]]
313 313  
456 +== 3.3  Specification ==
314 314  
458 +* CPU: 32-bit 48 MHz
459 +* Flash: 256KB
460 +* RAM: 64KB
461 +* Input Power Range: 5v
462 +* Frequency Range: 150 MHz ~~ 960 MHz
463 +* Maximum Power +22 dBm constant RF output
464 +* High sensitivity: -148 dBm
465 +* Temperature:
466 +** Storage: -55 ~~ +125℃
467 +** Operating: -40 ~~ +85℃
468 +* Humidity:
469 +** Storage: 5 ~~ 95% (Non-Condensing)
470 +** Operating: 10 ~~ 95% (Non-Condensing)
471 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
472 +* LoRa Rx current: <9 mA
315 315  
316 316  
317 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
318 318  
476 +== 3.4  Pin Mapping & LED ==
319 319  
320 -[[(% 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)
321 321  
322 322  
323 -[[image:image-20220813173738-1.png]]
480 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
324 324  
325 325  
483 +(((
484 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
485 +)))
326 326  
327 327  
328 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
488 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
329 329  
330 330  
331 -Function and page introduction
491 +[[image:image-20220723100027-1.png]]
332 332  
333 333  
334 -[[image:image-20220723113448-7.png||height="995" width="450"]]
494 +Open the serial port tool
335 335  
496 +[[image:image-20220602161617-8.png]]
336 336  
337 -**Block Explain:**
498 +[[image:image-20220602161718-9.png||height="457" width="800"]]
338 338  
339 -1.  Display LA66 USB LoRaWAN Module connection status
340 340  
341 -2.  Check and reconnect
342 342  
343 -3.  Turn send timestamps on or off
502 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
344 344  
345 -4.  Display LoRaWan connection status
504 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
346 346  
347 -5.  Check LoRaWan connection status
348 348  
349 -6.  The RSSI value of the node when the ACK is received
507 +[[image:image-20220602161935-10.png||height="498" width="800"]]
350 350  
351 -7.  Node's Signal Strength Icon
352 352  
353 -8.  Configure Location Uplink Interval
354 354  
355 -9.  AT command input box
511 +(% style="color:blue" %)**3. See Uplink Command**
356 356  
357 -10.  Send Button:  Send input box info to LA66 USB Adapter
513 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
358 358  
359 -11.  Output Log from LA66 USB adapter
515 +example: AT+SENDB=01,02,8,05820802581ea0a5
360 360  
361 -12.  clear log button
517 +[[image:image-20220602162157-11.png||height="497" width="800"]]
362 362  
363 -13.  exit button
364 364  
365 365  
521 +(% style="color:blue" %)**4. Check to see if TTN received the message**
366 366  
367 -LA66 USB LoRaWAN Module not connected
523 +[[image:image-20220602162331-12.png||height="420" width="800"]]
368 368  
369 369  
370 -[[image:image-20220723110520-5.png||height="677" width="508"]]
371 371  
527 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
372 372  
373 373  
374 -Connect LA66 USB LoRaWAN Module
530 +**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]]
375 375  
532 +(**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]])
376 376  
377 -[[image:image-20220723110626-6.png||height="681" width="511"]]
534 +(% style="color:red" %)**Preconditions:**
378 378  
536 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
379 379  
538 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
380 380  
381 381  
382 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
383 383  
542 +(% style="color:blue" %)**Steps for usage:**
384 384  
385 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
544 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
386 386  
546 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
387 387  
388 -[[image:image-20220723134549-8.png]]
548 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
389 389  
390 390  
391 391  
392 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
552 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
393 393  
394 394  
395 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
555 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
396 396  
397 -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/]]
398 398  
399 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
558 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
400 400  
401 -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]]
560 +[[image:image-20220723100439-2.png]]
402 402  
403 403  
404 -Example output in NodeRed is as below:
405 405  
406 -[[image:image-20220723144339-1.png]]
564 +(% style="color:blue" %)**2. Install Minicom in RPi.**
407 407  
566 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
408 408  
568 + (% style="background-color:yellow" %)**apt update**
409 409  
410 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
570 + (% style="background-color:yellow" %)**apt install minicom**
411 411  
412 412  
413 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
573 +Use minicom to connect to the RPI's terminal
414 414  
415 -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).
575 +[[image:image-20220602153146-3.png||height="439" width="500"]]
416 416  
417 417  
418 -[[image:image-20220723150132-2.png]]
419 419  
579 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
420 420  
581 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
421 421  
422 -= 2.  FAQ =
423 423  
584 +[[image:image-20220602154928-5.png||height="436" width="500"]]
424 424  
425 -== 2.1  How to Compile Source Code for LA66? ==
426 426  
427 427  
428 -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]]
588 +(% style="color:blue" %)**4. Send Uplink message**
429 429  
590 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
430 430  
592 +example: AT+SENDB=01,02,8,05820802581ea0a5
431 431  
432 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
433 433  
595 +[[image:image-20220602160339-6.png||height="517" width="600"]]
434 434  
435 -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]]
436 436  
437 437  
599 +Check to see if TTN received the message
438 438  
439 -= 3.  Order Info =
601 +[[image:image-20220602160627-7.png||height="369" width="800"]]
440 440  
441 441  
442 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
443 443  
605 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
444 444  
607 +
608 +=== 3.8.1  DRAGINO-LA66-APP ===
609 +
610 +
611 +[[image:image-20220723102027-3.png]]
612 +
613 +
614 +
615 +==== (% style="color:blue" %)**Overview：**(%%) ====
616 +
617 +
618 +(((
619 +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.
620 +)))
621 +
622 +(((
623 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
624 +)))
625 +
626 +
627 +
628 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
629 +
630 +
631 +Requires a type-c to USB adapter
632 +
633 +[[image:image-20220723104754-4.png]]
634 +
635 +
636 +
637 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
638 +
639 +
640 +Function and page introduction
641 +
642 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
643 +
644 +
645 +1.Display LA66 USB LoRaWAN Module connection status
646 +
647 +2.Check and reconnect
648 +
649 +3.Turn send timestamps on or off
650 +
651 +4.Display LoRaWan connection status
652 +
653 +5.Check LoRaWan connection status
654 +
655 +6.The RSSI value of the node when the ACK is received
656 +
657 +7.Node's Signal Strength Icon
658 +
659 +8.Set the packet sending interval of the node in seconds
660 +
661 +9.AT command input box
662 +
663 +10.Send AT command button
664 +
665 +11.Node log box
666 +
667 +12.clear log button
668 +
669 +13.exit button
670 +
671 +
672 +LA66 USB LoRaWAN Module not connected
673 +
674 +[[image:image-20220723110520-5.png||height="903" width="677"]]
675 +
676 +
677 +
678 +Connect LA66 USB LoRaWAN Module
679 +
680 +[[image:image-20220723110626-6.png||height="906" width="680"]]
681 +
682 +
683 +
684 +=== 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 ===
685 +
686 +
687 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
688 +
689 +[[image:image-20220723134549-8.png]]
690 +
691 +
692 +
693 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
694 +
695 +Sample JSON file please go to this link to download：放置JSON文件的链接
696 +
697 +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/]]
698 +
699 +The following is the positioning effect map
700 +
701 +[[image:image-20220723144339-1.png]]
702 +
703 +
704 +
705 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
706 +
707 +
708 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
709 +
710 +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)
711 +
712 +[[image:image-20220723150132-2.png]]
713 +
714 +
715 +
716 += 4.  Order Info =
717 +
718 +
719 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
720 +
721 +
445 445  (% style="color:blue" %)**XXX**(%%): The default frequency band
446 446  
447 447  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -455,11 +455,7 @@
455 455  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
456 456  
457 457  
735 += 5.  Reference =
458 458  
459 -= 4.  Reference =
460 460  
461 -
462 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
463 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
464 -
465 -
738 +* 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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