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Last modified by Xiaoling on 2025/02/07 16:37
From version 159.2
edited by Xiaoling
on 2022/12/29 09:45
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To version 134.10
edited by Xiaoling
on 2022/07/26 10:47
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
... ... @@ -72,408 +72,646 @@
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
111 111  
190 +~1. The LED lights up red when there is an upstream data packet
191 +2. When the network is successfully connected, the green light will be on for 5 seconds
192 +3. Purple light on when receiving downlink data packets
112 112  
113 -[[image:image-20220602161935-10.png||height="498" width="800"]]
114 114  
115 115  
196 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
116 116  
117 -(% style="color:blue" %)**3.  See Uplink Command**
118 118  
199 +**Show connection diagram：**
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
202 +[[image:image-20220723170210-2.png||height="908" width="681"]]
123 123  
124 -[[image:image-20220602162157-11.png||height="497" width="800"]]
125 125  
126 126  
206 +(% style="color:blue" %)**1.  open Arduino IDE**
127 127  
128 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
129 129  
209 +[[image:image-20220723170545-4.png]]
130 130  
131 -[[image:image-20220817093644-1.png]]
132 132  
133 133  
134 -== 1.6  Example: How to join helium ==
213 +(% style="color:blue" %)**2.  Open project**
135 135  
136 136  
216 +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]]
137 137  
138 -(% style="color:blue" %)**1.  Create a new device.**
139 139  
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"]]
220 +(% 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**
142 142  
143 143  
144 144  
145 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
224 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
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"]]
227 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
149 149  
150 150  
151 151  
152 -(% style="color:blue" %)**3.  Use AT commands.**
231 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
153 153  
154 154  
155 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
234 +(% style="color:blue" %)**1.  Open project**
156 156  
157 157  
237 +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]]
158 158  
159 -(% style="color:blue" %)**4.  Use the serial port tool**
160 160  
240 +[[image:image-20220723172502-8.png]]
161 161  
162 -[[image:image-20220909151517-2.png||height="543" width="708"]]
163 163  
164 164  
244 +(% 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**
165 165  
166 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
167 167  
247 +[[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  
251 +== 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  
254 +(% style="color:blue" %)**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  
257 +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]]
178 178  
179 179  
180 -(% style="color:blue" %)**7.  Send uplink using command**
260 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
181 181  
182 182  
183 -[[image:image-20220912085244-1.png]]
184 184  
264 +(% 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**
185 185  
186 -[[image:image-20220912085307-2.png]]
187 187  
267 +[[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  
271 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
192 192  
193 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
273 +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  
275 +[[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  
279 +== 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**
282 +=== 2.8.1  Items needed for update ===
204 204  
205 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
206 206  
285 +1. LA66 LoRaWAN Shield
286 +1. Arduino
287 +1. USB TO TTL Adapter
207 207  
289 +[[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
292 +=== 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
295 +[[image:image-20220602101311-3.png||height="276" width="600"]]
216 216  
217 217  
218 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
298 +(((
299 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
300 +)))
219 219  
302 +(((
303 +(% style="background-color:yellow" %)**GND  <-> GND
304 +TXD  <->  TXD
305 +RXD  <->  RXD**
306 +)))
220 220  
221 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
222 222  
309 +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.
311 +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**
314 +[[image:image-20220602102240-4.png||height="304" width="600"]]
228 228  
229 229  
230 -[[image:image-20220723100439-2.png]]
317 +=== 2.8.3  Upgrade steps ===
231 231  
232 232  
320 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
233 233  
234 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
235 235  
323 +[[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**
327 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
242 242  
243 243  
244 -Use minicom to connect to the RPI's terminal
330 +[[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  
334 +==== (% 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  
337 +(((
338 +(% 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/]]**
339 +)))
252 252  
253 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
254 254  
342 +[[image:image-20220602103227-6.png]]
255 255  
256 -[[image:image-20220602154928-5.png||height="436" width="500"]]
257 257  
345 +[[image:image-20220602103357-7.png]]
258 258  
259 259  
260 -(% style="color:blue" %)**4.  Send Uplink message**
261 261  
349 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
350 +(% 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
353 +[[image:image-20220602103844-8.png]]
266 266  
267 267  
268 -[[image:image-20220602160339-6.png||height="517" width="600"]]
269 269  
357 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
358 +(% style="color:blue" %)**3. Select the bin file to burn**
270 270  
271 271  
272 -Check to see if TTN received the message
361 +[[image:image-20220602104144-9.png]]
273 273  
274 274  
275 -[[image:image-20220602160627-7.png||height="369" width="800"]]
364 +[[image:image-20220602104251-10.png]]
276 276  
277 277  
278 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
367 +[[image:image-20220602104402-11.png]]
279 279  
280 -=== 1.9.1  Hardware and Software Connection ===
281 281  
282 282  
371 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
372 +(% style="color:blue" %)**4. Click to start the download**
283 283  
284 -==== (% style="color:blue" %)**Overview：**(%%) ====
374 +[[image:image-20220602104923-13.png]]
285 285  
286 286  
377 +
378 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
379 +(% style="color:blue" %)**5. Check update process**
380 +
381 +
382 +[[image:image-20220602104948-14.png]]
383 +
384 +
385 +
386 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
387 +(% style="color:blue" %)**The following picture shows that the burning is successful**
388 +
389 +[[image:image-20220602105251-15.png]]
390 +
391 +
392 +
393 += 3.  LA66 USB LoRaWAN Adapter =
394 +
395 +
396 +== 3.1  Overview ==
397 +
398 +
399 +[[image:image-20220715001142-3.png||height="145" width="220"]]
400 +
401 +
287 287  (((
288 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
403 +(% 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.
404 +)))
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.
406 +(((
407 +(% 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  
410 +(((
411 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
412 +)))
295 295  
414 +(((
415 +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.
416 +)))
296 296  
418 +(((
419 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
420 +)))
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.
424 +== 3.2  Features ==
302 302  
303 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
426 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
427 +* Ultra-long RF range
428 +* Support LoRaWAN v1.0.4 protocol
429 +* Support peer-to-peer protocol
430 +* TCXO crystal to ensure RF performance on low temperature
431 +* Spring RF antenna
432 +* Available in different frequency LoRaWAN frequency bands.
433 +* World-wide unique OTAA keys.
434 +* AT Command via UART-TTL interface
435 +* Firmware upgradable via UART interface
436 +* 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  
308 308  
309 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
441 +== 3.3  Specification ==
310 310  
443 +* CPU: 32-bit 48 MHz
444 +* Flash: 256KB
445 +* RAM: 64KB
446 +* Input Power Range: 5v
447 +* Frequency Range: 150 MHz ~~ 960 MHz
448 +* Maximum Power +22 dBm constant RF output
449 +* High sensitivity: -148 dBm
450 +* Temperature:
451 +** Storage: -55 ~~ +125℃
452 +** Operating: -40 ~~ +85℃
453 +* Humidity:
454 +** Storage: 5 ~~ 95% (Non-Condensing)
455 +** Operating: 10 ~~ 95% (Non-Condensing)
456 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
457 +* LoRa Rx current: <9 mA
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]]
316 316  
462 +== 3.4  Pin Mapping & LED ==
317 317  
318 318  
319 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
320 320  
466 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
321 321  
322 -Function and page introduction
323 323  
469 +(((
470 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
471 +)))
324 324  
325 -[[image:image-20220723113448-7.png||height="995" width="450"]]
326 326  
474 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
327 327  
328 -**Block Explain:**
329 329  
330 -1.  Display LA66 USB LoRaWAN Module connection status
477 +[[image:image-20220723100027-1.png]]
331 331  
332 -2.  Check and reconnect
333 333  
334 -3.  Turn send timestamps on or off
480 +Open the serial port tool
335 335  
336 -4.  Display LoRaWan connection status
482 +[[image:image-20220602161617-8.png]]
337 337  
338 -5.  Check LoRaWan connection status
484 +[[image:image-20220602161718-9.png||height="457" width="800"]]
339 339  
340 -6.  The RSSI value of the node when the ACK is received
341 341  
342 -7.  Node's Signal Strength Icon
343 343  
344 -8.  Configure Location Uplink Interval
488 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
345 345  
346 -9.  AT command input box
490 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
347 347  
348 -10.  Send Button:  Send input box info to LA66 USB Adapter
349 349  
350 -11.  Output Log from LA66 USB adapter
493 +[[image:image-20220602161935-10.png||height="498" width="800"]]
351 351  
352 -12.  clear log button
353 353  
354 -13.  exit button
355 355  
497 +(% style="color:blue" %)**3. See Uplink Command**
356 356  
499 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
357 357  
358 -LA66 USB LoRaWAN Module not connected
501 +example: AT+SENDB=01,02,8,05820802581ea0a5
359 359  
503 +[[image:image-20220602162157-11.png||height="497" width="800"]]
360 360  
361 -[[image:image-20220723110520-5.png||height="677" width="508"]]
362 362  
363 363  
507 +(% style="color:blue" %)**4. Check to see if TTN received the message**
364 364  
365 -Connect LA66 USB LoRaWAN Module
509 +[[image:image-20220602162331-12.png||height="420" width="800"]]
366 366  
367 367  
368 -[[image:image-20220723110626-6.png||height="681" width="511"]]
369 369  
513 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
370 370  
371 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
372 372  
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]]
373 373  
374 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
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]])
375 375  
520 +(% style="color:red" %)**Preconditions:**
376 376  
377 -[[image:image-20220723134549-8.png]]
522 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
378 378  
524 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
379 379  
380 380  
381 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
382 382  
528 +(% style="color:blue" %)**Steps for usage:**
383 383  
384 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
530 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
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/]]
532 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
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.
534 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
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]]
391 391  
392 392  
393 -Example output in NodeRed is as below:
538 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
394 394  
395 -[[image:image-20220723144339-1.png]]
396 396  
541 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
397 397  
398 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
399 399  
544 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
400 400  
401 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
546 +[[image:image-20220723100439-2.png]]
402 402  
403 -Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect).
404 404  
405 -(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
406 406  
407 -[[image:image-20220723150132-2.png]]
550 +(% style="color:blue" %)**2. Install Minicom in RPi.**
408 408  
552 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
409 409  
410 -= 2.  FAQ =
554 + (% style="background-color:yellow" %)**apt update**
411 411  
412 -== 2.1  How to Compile Source Code for LA66? ==
556 + (% style="background-color:yellow" %)**apt install minicom**
413 413  
414 414  
415 -Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
559 +Use minicom to connect to the RPI's terminal
416 416  
561 +[[image:image-20220602153146-3.png||height="439" width="500"]]
417 417  
418 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
419 419  
420 420  
421 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.Instruction for LA66 Peer to Peer firmware.WebHome]]
565 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
422 422  
567 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
423 423  
424 -= 3.  Order Info =
425 425  
570 +[[image:image-20220602154928-5.png||height="436" width="500"]]
426 426  
427 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
428 428  
429 429  
430 -(% style="color:blue" %)**XXX**(%%): The default frequency band
574 +(% style="color:blue" %)**4. Send Uplink message**
431 431  
432 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
433 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
434 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
435 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
436 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
437 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
438 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
439 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
440 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
576 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
441 441  
578 +example: AT+SENDB=01,02,8,05820802581ea0a5
442 442  
443 443  
444 -= 4.  Reference =
581 +[[image:image-20220602160339-6.png||height="517" width="600"]]
445 445  
446 446  
447 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
448 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
449 449  
585 +Check to see if TTN received the message
450 450  
587 +[[image:image-20220602160627-7.png||height="369" width="800"]]
451 451  
452 -= 5.  FCC Statement =
453 453  
454 454  
455 -(% style="color:red" %)**FCC Caution:**
591 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
456 456  
457 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
458 458  
459 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
594 +=== 3.8.1  DRAGINO-LA66-APP ===
460 460  
461 461  
462 -(% style="color:red" %)**IMPORTANT NOTE: **
597 +[[image:image-20220723102027-3.png]]
463 463  
464 -(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
465 465  
466 -—Reorient or relocate the receiving antenna.
467 467  
468 -—Increase the separation between the equipment and receiver.
601 +==== (% style="color:blue" %)**Overview：**(%%) ====
469 469  
470 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
471 471  
472 -—Consult the dealer or an experienced radio/TV technician for help.
604 +(((
605 +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.
606 +)))
473 473  
608 +(((
609 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
610 +)))
474 474  
475 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
476 476  
477 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
478 478  
479 -
614 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
615 +
616 +
617 +Requires a type-c to USB adapter
618 +
619 +[[image:image-20220723104754-4.png]]
620 +
621 +
622 +
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 +
631 +1.Display LA66 USB LoRaWAN Module connection status
632 +
633 +2.Check and reconnect
634 +
635 +3.Turn send timestamps on or off
636 +
637 +4.Display LoRaWan connection status
638 +
639 +5.Check LoRaWan connection status
640 +
641 +6.The RSSI value of the node when the ACK is received
642 +
643 +7.Node's Signal Strength Icon
644 +
645 +8.Set the packet sending interval of the node in seconds
646 +
647 +9.AT command input box
648 +
649 +10.Send AT command button
650 +
651 +11.Node log box
652 +
653 +12.clear log button
654 +
655 +13.exit button
656 +
657 +
658 +LA66 USB LoRaWAN Module not connected
659 +
660 +[[image:image-20220723110520-5.png||height="903" width="677"]]
661 +
662 +
663 +
664 +Connect LA66 USB LoRaWAN Module
665 +
666 +[[image:image-20220723110626-6.png||height="906" width="680"]]
667 +
668 +
669 +
670 +=== 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 ===
671 +
672 +
673 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
674 +
675 +[[image:image-20220723134549-8.png]]
676 +
677 +
678 +
679 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
680 +
681 +Sample JSON file please go to this link to download：放置JSON文件的链接
682 +
683 +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/]]
684 +
685 +The following is the positioning effect map
686 +
687 +[[image:image-20220723144339-1.png]]
688 +
689 +
690 +
691 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
692 +
693 +
694 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
695 +
696 +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)
697 +
698 +[[image:image-20220723150132-2.png]]
699 +
700 +
701 +
702 += 4.  Order Info =
703 +
704 +
705 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
706 +
707 +
708 +(% style="color:blue" %)**XXX**(%%): The default frequency band
709 +
710 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
711 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
712 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
713 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
714 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
715 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
716 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
717 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
718 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
719 +
720 +
721 +
722 += 5.  Reference =
723 +
724 +
725 +* 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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