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Last modified by Xiaoling on 2025/02/07 16:37
From version 158.1
edited by Bei Jinggeng
on 2022/12/10 14:13
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

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Title
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1 -LA66 USB LoRaWAN Adapter User Manual
1 +LA66 LoRaWAN Module
Author
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1 -XWiki.Bei
1 +XWiki.Xiaoling
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  
... ... @@ -32,36 +32,37 @@
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  
66 +
58 58  == 1.3  Specification ==
59 59  
60 -
61 61  * CPU: 32-bit 48 MHz
62 62  * Flash: 256KB
63 63  * RAM: 64KB
64 -* Input Power Range: 5v
72 +* Input Power Range: 1.8v ~~ 3.7v
73 +* Power Consumption: < 4uA.
65 65  * Frequency Range: 150 MHz ~~ 960 MHz
66 66  * Maximum Power +22 dBm constant RF output
67 67  * High sensitivity: -148 dBm
... ... @@ -73,418 +73,641 @@
73 73  ** Operating: 10 ~~ 95% (Non-Condensing)
74 74  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
75 75  * LoRa Rx current: <9 mA
85 +* I/O Voltage: 3.3v
76 76  
77 77  
78 -== 1.4  Pin Mapping & LED ==
79 79  
89 +== 1.4  AT Command ==
80 80  
81 -[[image:image-20220813183239-3.png||height="526" width="662"]]
82 82  
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.
83 83  
84 84  
85 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
86 86  
96 +== 1.5  Dimension ==
87 87  
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 +
88 88  (((
89 -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"]]
90 90  )))
91 91  
124 +(((
125 +
126 +)))
92 92  
93 -(% 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 +)))
94 94  
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 +)))
95 95  
96 -[[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 +)))
97 97  
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 +)))
98 98  
99 -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 +)))
100 100  
101 -[[image:image-20220602161617-8.png]]
102 102  
103 103  
104 -[[image:image-20220602161718-9.png||height="457" width="800"]]
158 +== 2.2  Features ==
105 105  
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
106 106  
107 107  
108 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
109 109  
173 +== 2.3  Specification ==
110 110  
111 -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
112 112  
113 113  
114 -[[image:image-20220602161935-10.png||height="498" width="800"]]
115 115  
195 +== 2.4  LED ==
116 116  
117 117  
118 -(% 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
119 119  
120 120  
121 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
122 122  
123 -example: AT+SENDB=01,02,8,05820802581ea0a5
204 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
124 124  
125 -[[image:image-20220602162157-11.png||height="497" width="800"]]
126 126  
207 +**Show connection diagram：**
127 127  
128 128  
129 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
210 +[[image:image-20220723170210-2.png||height="908" width="681"]]
130 130  
131 131  
132 -[[image:image-20220817093644-1.png]]
133 133  
214 +(% style="color:blue" %)**1.  open Arduino IDE**
134 134  
135 135  
136 -== 1.6  Example: How to join helium ==
217 +[[image:image-20220723170545-4.png]]
137 137  
138 138  
139 139  
140 -(% style="color:blue" %)**1.  Create a new device.**
221 +(% style="color:blue" %)**2.  Open project**
141 141  
142 142  
143 -[[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"]]
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]]
144 144  
145 145  
146 146  
147 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
148 148  
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 -[[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"]]
151 151  
152 152  
233 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
153 153  
154 -(% style="color:blue" %)**3.  Use AT commands.**
155 155  
236 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
156 156  
157 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
158 158  
159 159  
240 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
160 160  
161 -(% style="color:blue" %)**4.  Use the serial port tool**
162 162  
243 +(% style="color:blue" %)**1.  Open project**
163 163  
164 -[[image:image-20220909151517-2.png||height="543" width="708"]]
165 165  
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]]
166 166  
248 +[[image:image-20220723172502-8.png]]
167 167  
168 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
169 169  
170 170  
171 -[[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"]]
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**
172 172  
173 173  
255 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
174 174  
175 -(% style="color:blue" %)**6.  Network successfully.**
176 176  
177 177  
178 -[[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"]]
259 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
179 179  
180 180  
262 +(% style="color:blue" %)**1.  Open project**
181 181  
182 -(% style="color:blue" %)**7.  Send uplink using command**
183 183  
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 -[[image:image-20220912085244-1.png]]
186 186  
268 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
187 187  
188 -[[image:image-20220912085307-2.png]]
189 189  
190 190  
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 -[[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"]]
193 193  
275 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
194 194  
195 195  
196 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
197 197  
279 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
198 198  
199 -**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]]
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 -(**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]])
283 +[[image:image-20220723175700-12.png||height="602" width="995"]]
202 202  
203 203  
204 -(% style="color:red" %)**Preconditions:**
205 205  
206 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
287 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
207 207  
208 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
209 209  
290 +=== 2.8.1  Items needed for update ===
210 210  
211 211  
212 -(% style="color:blue" %)**Steps for usage:**
293 +1. LA66 LoRaWAN Shield
294 +1. Arduino
295 +1. USB TO TTL Adapter
213 213  
214 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
297 +[[image:image-20220602100052-2.png||height="385" width="600"]]
215 215  
216 -(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
217 217  
218 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
300 +=== 2.8.2  Connection ===
219 219  
220 220  
221 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
303 +[[image:image-20220602101311-3.png||height="276" width="600"]]
222 222  
223 223  
306 +(((
307 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
308 +)))
224 224  
225 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
310 +(((
311 +(% style="background-color:yellow" %)**GND  <-> GND
312 +TXD  <->  TXD
313 +RXD  <->  RXD**
314 +)))
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.
317 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
229 229  
319 +Connect USB TTL Adapter to PC after connecting the wires
230 230  
231 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
232 232  
322 +[[image:image-20220602102240-4.png||height="304" width="600"]]
233 233  
234 -[[image:image-20220723100439-2.png]]
235 235  
325 +=== 2.8.3  Upgrade steps ===
236 236  
237 237  
238 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
328 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
239 239  
240 240  
241 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
331 +[[image:image-20220602102824-5.png||height="306" width="600"]]
242 242  
243 - (% style="background-color:yellow" %)**apt update**
244 244  
245 - (% style="background-color:yellow" %)**apt install minicom**
246 246  
335 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
247 247  
248 -Use minicom to connect to the RPI's terminal
249 249  
250 -[[image:image-20220602153146-3.png||height="439" width="500"]]
338 +[[image:image-20220602104701-12.png||height="285" width="600"]]
251 251  
252 252  
253 253  
254 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
342 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
255 255  
256 256  
257 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
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 -[[image:image-20220602154928-5.png||height="436" width="500"]]
350 +[[image:image-20220602103227-6.png]]
261 261  
262 262  
353 +[[image:image-20220602103357-7.png]]
263 263  
264 -(% style="color:blue" %)**4.  Send Uplink message**
265 265  
266 266  
267 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
357 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
358 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
268 268  
269 -example: AT+SENDB=01,02,8,05820802581ea0a5
270 270  
361 +[[image:image-20220602103844-8.png]]
271 271  
272 -[[image:image-20220602160339-6.png||height="517" width="600"]]
273 273  
274 274  
365 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
366 +(% style="color:blue" %)**3. Select the bin file to burn**
275 275  
276 -Check to see if TTN received the message
277 277  
369 +[[image:image-20220602104144-9.png]]
278 278  
279 -[[image:image-20220602160627-7.png||height="369" width="800"]]
280 280  
372 +[[image:image-20220602104251-10.png]]
281 281  
282 282  
283 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
375 +[[image:image-20220602104402-11.png]]
284 284  
285 285  
286 -=== 1.9.1  Hardware and Software Connection ===
287 287  
379 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
380 +(% style="color:blue" %)**4. Click to start the download**
288 288  
382 +[[image:image-20220602104923-13.png]]
289 289  
290 -==== (% style="color:blue" %)**Overview：**(%%) ====
291 291  
292 292  
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 +
293 293  (((
294 -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 +)))
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.
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.
299 299  )))
300 300  
418 +(((
419 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
420 +)))
301 301  
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 +)))
302 302  
426 +(((
427 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
428 +)))
303 303  
304 304  
305 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
306 306  
432 +== 3.2  Features ==
307 307  
308 -A USB to Type-C adapter is needed to connect to a Mobile phone.
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.
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"]]
447 +== 3.3  Specification ==
313 313  
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
314 314  
315 315  
466 +== 3.4  Pin Mapping & LED ==
316 316  
317 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
318 318  
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)
470 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
321 321  
322 322  
323 -[[image:image-20220813173738-1.png]]
473 +(((
474 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
475 +)))
324 324  
325 325  
478 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
326 326  
327 327  
328 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
481 +[[image:image-20220723100027-1.png]]
329 329  
330 330  
331 -Function and page introduction
484 +Open the serial port tool
332 332  
486 +[[image:image-20220602161617-8.png]]
333 333  
334 -[[image:image-20220723113448-7.png||height="995" width="450"]]
488 +[[image:image-20220602161718-9.png||height="457" width="800"]]
335 335  
336 336  
337 -**Block Explain:**
338 338  
339 -1.  Display LA66 USB LoRaWAN Module connection status
492 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
340 340  
341 -2.  Check and reconnect
494 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
342 342  
343 -3.  Turn send timestamps on or off
344 344  
345 -4.  Display LoRaWan connection status
497 +[[image:image-20220602161935-10.png||height="498" width="800"]]
346 346  
347 -5.  Check LoRaWan connection status
348 348  
349 -6.  The RSSI value of the node when the ACK is received
350 350  
351 -7.  Node's Signal Strength Icon
501 +(% style="color:blue" %)**3. See Uplink Command**
352 352  
353 -8.  Configure Location Uplink Interval
503 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
354 354  
355 -9.  AT command input box
505 +example: AT+SENDB=01,02,8,05820802581ea0a5
356 356  
357 -10.  Send Button:  Send input box info to LA66 USB Adapter
507 +[[image:image-20220602162157-11.png||height="497" width="800"]]
358 358  
359 -11.  Output Log from LA66 USB adapter
360 360  
361 -12.  clear log button
362 362  
363 -13.  exit button
511 +(% style="color:blue" %)**4. Check to see if TTN received the message**
364 364  
513 +[[image:image-20220602162331-12.png||height="420" width="800"]]
365 365  
366 366  
367 -LA66 USB LoRaWAN Module not connected
368 368  
517 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
369 369  
370 -[[image:image-20220723110520-5.png||height="677" width="508"]]
371 371  
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]]
372 372  
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]])
373 373  
374 -Connect LA66 USB LoRaWAN Module
524 +(% style="color:red" %)**Preconditions:**
375 375  
526 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
376 376  
377 -[[image:image-20220723110626-6.png||height="681" width="511"]]
528 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
378 378  
379 379  
380 380  
532 +(% style="color:blue" %)**Steps for usage:**
381 381  
382 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
534 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
383 383  
536 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
384 384  
385 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
538 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
386 386  
387 387  
388 -[[image:image-20220723134549-8.png]]
389 389  
542 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
390 390  
391 391  
392 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
545 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
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.
548 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
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/]]
550 +[[image:image-20220723100439-2.png]]
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.
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]]
402 402  
554 +(% style="color:blue" %)**2. Install Minicom in RPi.**
403 403  
404 -Example output in NodeRed is as below:
556 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
405 405  
406 -[[image:image-20220723144339-1.png]]
558 + (% style="background-color:yellow" %)**apt update**
407 407  
560 + (% style="background-color:yellow" %)**apt install minicom**
408 408  
409 409  
410 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
563 +Use minicom to connect to the RPI's terminal
411 411  
565 +[[image:image-20220602153146-3.png||height="439" width="500"]]
412 412  
413 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
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).
416 416  
569 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
417 417  
418 -[[image:image-20220723150132-2.png]]
571 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
419 419  
420 420  
574 +[[image:image-20220602154928-5.png||height="436" width="500"]]
421 421  
422 -= 2.  FAQ =
423 423  
424 424  
425 -== 2.1  How to Compile Source Code for LA66? ==
578 +(% style="color:blue" %)**4. Send Uplink message**
426 426  
580 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
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]]
582 +example: AT+SENDB=01,02,8,05820802581ea0a5
429 429  
430 430  
585 +[[image:image-20220602160339-6.png||height="517" width="600"]]
431 431  
432 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
433 433  
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]]
589 +Check to see if TTN received the message
436 436  
591 +[[image:image-20220602160627-7.png||height="369" width="800"]]
437 437  
438 438  
439 -= 3.  Order Info =
440 440  
595 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
441 441  
442 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
443 443  
598 +=== 3.8.1 DRAGINO-LA66-APP ===
444 444  
445 -(% style="color:blue" %)**XXX**(%%): The default frequency band
446 446  
447 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
448 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
449 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
450 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
451 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
452 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
453 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
454 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
455 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
601 +[[image:image-20220723102027-3.png]]
456 456  
457 457  
458 -= 4.  Reference =
459 459  
605 +==== (% style="color:blue" %)**Overview：**(%%) ====
460 460  
461 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
462 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
463 463  
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.
464 464  
465 -= 5.  FCC Statement =
610 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
466 466  
467 467  
468 -(% style="color:red" %)**FCC Caution:**
469 469  
470 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
614 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
471 471  
472 -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.
473 473  
617 +Requires a type-c to USB adapter
474 474  
475 -(% style="color:red" %)**IMPORTANT NOTE: **
619 +[[image:image-20220723104754-4.png]]
476 476  
477 -(% 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:
478 478  
479 -—Reorient or relocate the receiving antenna.
480 480  
481 -—Increase the separation between the equipment and receiver.
623 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
482 482  
483 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
484 484  
485 -—Consult the dealer or an experienced radio/TV technician for help.
626 +Function and page introduction
486 486  
628 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
487 487  
488 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
630 +1.Display LA66 USB LoRaWAN Module connection status
489 489  
490 -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.
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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