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Last modified by Xiaoling on 2025/02/07 16:37
From version 160.1
edited by Bei Jinggeng
on 2023/06/09 17:10
Change comment: There is no comment for this version
To version 134.7
edited by Xiaoling
on 2022/07/26 10:44
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
... ... @@ -6,25 +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  
... ... @@ -31,35 +31,36 @@
31 31  (((
32 32  Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
33 33  )))
43 +)))
34 34  
35 35  (((
46 +(((
36 36  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
37 37  )))
49 +)))
38 38  
39 39  
52 +
40 40  == 1.2  Features ==
41 41  
42 -
43 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
44 -* Ultra-long RF range
45 45  * Support LoRaWAN v1.0.4 protocol
46 46  * Support peer-to-peer protocol
47 47  * TCXO crystal to ensure RF performance on low temperature
48 -* Spring RF antenna
58 +* SMD Antenna pad and i-pex antenna connector
49 49  * Available in different frequency LoRaWAN frequency bands.
50 50  * World-wide unique OTAA keys.
51 51  * AT Command via UART-TTL interface
52 52  * Firmware upgradable via UART interface
53 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
63 +* Ultra-long RF range
54 54  
55 55  
56 56  == 1.3  Specification ==
57 57  
58 -
59 59  * CPU: 32-bit 48 MHz
60 60  * Flash: 256KB
61 61  * RAM: 64KB
62 -* Input Power Range: 5v
71 +* Input Power Range: 1.8v ~~ 3.7v
72 +* Power Consumption: < 4uA.
63 63  * Frequency Range: 150 MHz ~~ 960 MHz
64 64  * Maximum Power +22 dBm constant RF output
65 65  * High sensitivity: -148 dBm
... ... @@ -71,436 +71,636 @@
71 71  ** Operating: 10 ~~ 95% (Non-Condensing)
72 72  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
73 73  * LoRa Rx current: <9 mA
84 +* I/O Voltage: 3.3v
74 74  
75 75  
76 -== 1.4  Pin Mapping & LED ==
87 +== 1.4  AT Command ==
77 77  
78 78  
79 -[[image:image-20220813183239-3.png||height="526" width="662"]]
90 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
80 80  
81 81  
82 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
83 83  
94 +== 1.5  Dimension ==
84 84  
96 +[[image:image-20220718094750-3.png]]
97 +
98 +
99 +
100 +== 1.6  Pin Mapping ==
101 +
102 +[[image:image-20220720111850-1.png]]
103 +
104 +
105 +
106 +== 1.7  Land Pattern ==
107 +
108 +[[image:image-20220517072821-2.png]]
109 +
110 +
111 +
112 += 2.  LA66 LoRaWAN Shield =
113 +
114 +
115 +== 2.1  Overview ==
116 +
117 +
85 85  (((
86 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
119 +[[image:image-20220715000826-2.png||height="145" width="220"]]
87 87  )))
88 88  
122 +(((
123 +
124 +)))
89 89  
90 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
126 +(((
127 +(% 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.
128 +)))
91 91  
130 +(((
131 +(((
132 +(% 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.
133 +)))
134 +)))
92 92  
93 -[[image:image-20220723100027-1.png]]
136 +(((
137 +(((
138 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
139 +)))
140 +)))
94 94  
142 +(((
143 +(((
144 +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.
145 +)))
146 +)))
95 95  
96 -Open the serial port tool
148 +(((
149 +(((
150 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
151 +)))
152 +)))
97 97  
98 -[[image:image-20220602161617-8.png]]
99 99  
100 100  
101 -[[image:image-20220602161718-9.png||height="457" width="800"]]
156 +== 2.2  Features ==
102 102  
158 +* Arduino Shield base on LA66 LoRaWAN module
159 +* Support LoRaWAN v1.0.4 protocol
160 +* Support peer-to-peer protocol
161 +* TCXO crystal to ensure RF performance on low temperature
162 +* SMA connector
163 +* Available in different frequency LoRaWAN frequency bands.
164 +* World-wide unique OTAA keys.
165 +* AT Command via UART-TTL interface
166 +* Firmware upgradable via UART interface
167 +* Ultra-long RF range
103 103  
104 104  
105 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
170 +== 2.3  Specification ==
106 106  
172 +* CPU: 32-bit 48 MHz
173 +* Flash: 256KB
174 +* RAM: 64KB
175 +* Input Power Range: 1.8v ~~ 3.7v
176 +* Power Consumption: < 4uA.
177 +* Frequency Range: 150 MHz ~~ 960 MHz
178 +* Maximum Power +22 dBm constant RF output
179 +* High sensitivity: -148 dBm
180 +* Temperature:
181 +** Storage: -55 ~~ +125℃
182 +** Operating: -40 ~~ +85℃
183 +* Humidity:
184 +** Storage: 5 ~~ 95% (Non-Condensing)
185 +** Operating: 10 ~~ 95% (Non-Condensing)
186 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
187 +* LoRa Rx current: <9 mA
188 +* I/O Voltage: 3.3v
107 107  
108 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
109 109  
191 +== 2.4  LED ==
110 110  
111 -[[image:image-20220602161935-10.png||height="498" width="800"]]
112 112  
194 +~1. The LED lights up red when there is an upstream data packet
195 +2. When the network is successfully connected, the green light will be on for 5 seconds
196 +3. Purple light on when receiving downlink data packets
113 113  
114 114  
115 -(% style="color:blue" %)**3.  See Uplink Command**
116 116  
200 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
117 117  
118 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
119 119  
120 -example: AT+SENDB=01,02,8,05820802581ea0a5
203 +**Show connection diagram：**
121 121  
122 -[[image:image-20220602162157-11.png||height="497" width="800"]]
123 123  
206 +[[image:image-20220723170210-2.png||height="908" width="681"]]
124 124  
125 125  
126 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
127 127  
210 +(% style="color:blue" %)**1.  open Arduino IDE**
128 128  
129 -[[image:image-20220817093644-1.png]]
130 130  
213 +[[image:image-20220723170545-4.png]]
131 131  
132 -== 1.6  Example: How to join helium ==
133 133  
134 134  
217 +(% style="color:blue" %)**2.  Open project**
135 135  
136 -(% style="color:blue" %)**1.  Create a new device.**
137 137  
220 +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]]
138 138  
139 -[[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"]]
140 140  
141 141  
224 +(% 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 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
144 144  
145 145  
146 -[[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"]]
228 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
147 147  
148 148  
231 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
149 149  
150 -(% style="color:blue" %)**3.  Use AT commands.**
151 151  
152 152  
153 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
235 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
154 154  
155 155  
238 +(% style="color:blue" %)**1.  Open project**
156 156  
157 -(% style="color:blue" %)**4.  Use the serial port tool**
158 158  
241 +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]]
159 159  
160 -[[image:image-20220909151517-2.png||height="543" width="708"]]
161 161  
244 +[[image:image-20220723172502-8.png]]
162 162  
163 163  
164 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
165 165  
248 +(% 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**
166 166  
167 -[[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"]]
168 168  
251 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
169 169  
170 170  
171 -(% style="color:blue" %)**6.  Network successfully.**
172 172  
255 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
173 173  
174 -[[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"]]
175 175  
258 +(% style="color:blue" %)**1.  Open project**
176 176  
177 177  
178 -(% style="color:blue" %)**7.  Send uplink using command**
261 +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]]
179 179  
180 180  
181 -[[image:image-20220912085244-1.png]]
264 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
182 182  
183 183  
184 -[[image:image-20220912085307-2.png]]
185 185  
268 +(% 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**
186 186  
187 187  
188 -[[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"]]
271 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
189 189  
190 190  
191 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
192 192  
275 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
193 193  
194 -**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]]
277 +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/]]
195 195  
196 -(**Raspberry Pi example: **[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]])
279 +[[image:image-20220723175700-12.png||height="602" width="995"]]
197 197  
198 198  
199 -(% style="color:red" %)**Preconditions:**
200 200  
201 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
283 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
202 202  
203 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
204 204  
286 +=== 2.8.1  Items needed for update ===
205 205  
206 206  
207 -(% style="color:blue" %)**Steps for usage:**
289 +1. LA66 LoRaWAN Shield
290 +1. Arduino
291 +1. USB TO TTL Adapter
208 208  
209 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
293 +[[image:image-20220602100052-2.png||height="385" width="600"]]
210 210  
211 -(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
212 212  
213 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
296 +=== 2.8.2  Connection ===
214 214  
215 215  
216 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
299 +[[image:image-20220602101311-3.png||height="276" width="600"]]
217 217  
218 218  
219 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
302 +(((
303 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
304 +)))
220 220  
306 +(((
307 +(% style="background-color:yellow" %)**GND  <-> GND
308 +TXD  <->  TXD
309 +RXD  <->  RXD**
310 +)))
221 221  
222 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
223 223  
313 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
224 224  
225 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
315 +Connect USB TTL Adapter to PC after connecting the wires
226 226  
227 227  
228 -[[image:image-20220723100439-2.png]]
318 +[[image:image-20220602102240-4.png||height="304" width="600"]]
229 229  
230 230  
321 +=== 2.8.3  Upgrade steps ===
231 231  
232 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
233 233  
324 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
234 234  
235 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
236 236  
237 - (% style="background-color:yellow" %)**apt update**
327 +[[image:image-20220602102824-5.png||height="306" width="600"]]
238 238  
239 - (% style="background-color:yellow" %)**apt install minicom**
240 240  
241 241  
242 -Use minicom to connect to the RPI's terminal
331 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
243 243  
244 -[[image:image-20220602153146-3.png||height="439" width="500"]]
245 245  
334 +[[image:image-20220602104701-12.png||height="285" width="600"]]
246 246  
247 247  
248 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
249 249  
338 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
250 250  
251 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
252 252  
341 +(((
342 +(% 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/]]**
343 +)))
253 253  
254 -[[image:image-20220602154928-5.png||height="436" width="500"]]
255 255  
346 +[[image:image-20220602103227-6.png]]
256 256  
257 257  
258 -(% style="color:blue" %)**4.  Send Uplink message**
349 +[[image:image-20220602103357-7.png]]
259 259  
260 260  
261 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
262 262  
263 -example: AT+SENDB=01,02,8,05820802581ea0a5
353 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
354 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
264 264  
265 265  
266 -[[image:image-20220602160339-6.png||height="517" width="600"]]
357 +[[image:image-20220602103844-8.png]]
267 267  
268 268  
269 269  
270 -Check to see if TTN received the message
361 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
362 +(% style="color:blue" %)**3. Select the bin file to burn**
271 271  
272 272  
273 -[[image:image-20220602160627-7.png||height="369" width="800"]]
365 +[[image:image-20220602104144-9.png]]
274 274  
275 275  
276 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
368 +[[image:image-20220602104251-10.png]]
277 277  
278 -=== 1.9.1  Hardware and Software Connection ===
279 279  
371 +[[image:image-20220602104402-11.png]]
280 280  
281 281  
282 -==== (% style="color:blue" %)**Overview：**(%%) ====
283 283  
375 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
376 +(% style="color:blue" %)**4. Click to start the download**
284 284  
378 +[[image:image-20220602104923-13.png]]
379 +
380 +
381 +
382 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
383 +(% style="color:blue" %)**5. Check update process**
384 +
385 +
386 +[[image:image-20220602104948-14.png]]
387 +
388 +
389 +
390 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
391 +(% style="color:blue" %)**The following picture shows that the burning is successful**
392 +
393 +[[image:image-20220602105251-15.png]]
394 +
395 +
396 +
397 += 3.  LA66 USB LoRaWAN Adapter =
398 +
399 +
400 +== 3.1  Overview ==
401 +
402 +
403 +[[image:image-20220715001142-3.png||height="145" width="220"]]
404 +
405 +
285 285  (((
286 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
407 +(% 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.
408 +)))
287 287  
288 -* Send real-time location information of mobile phone to LoRaWAN network.
289 -* Check LoRaWAN network signal strengh.
290 -* Manually send messages to LoRaWAN network.
410 +(((
411 +(% 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.
291 291  )))
292 292  
414 +(((
415 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
416 +)))
293 293  
418 +(((
419 +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.
420 +)))
294 294  
422 +(((
423 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
424 +)))
295 295  
296 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
297 297  
298 298  
299 -A USB to Type-C adapter is needed to connect to a Mobile phone.
428 +== 3.2  Features ==
300 300  
301 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
430 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
431 +* Ultra-long RF range
432 +* Support LoRaWAN v1.0.4 protocol
433 +* Support peer-to-peer protocol
434 +* TCXO crystal to ensure RF performance on low temperature
435 +* Spring RF antenna
436 +* Available in different frequency LoRaWAN frequency bands.
437 +* World-wide unique OTAA keys.
438 +* AT Command via UART-TTL interface
439 +* Firmware upgradable via UART interface
440 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
302 302  
303 -[[image:image-20220813174353-2.png||height="360" width="313"]]
442 +== 3.3  Specification ==
304 304  
444 +* CPU: 32-bit 48 MHz
445 +* Flash: 256KB
446 +* RAM: 64KB
447 +* Input Power Range: 5v
448 +* Frequency Range: 150 MHz ~~ 960 MHz
449 +* Maximum Power +22 dBm constant RF output
450 +* High sensitivity: -148 dBm
451 +* Temperature:
452 +** Storage: -55 ~~ +125℃
453 +** Operating: -40 ~~ +85℃
454 +* Humidity:
455 +** Storage: 5 ~~ 95% (Non-Condensing)
456 +** Operating: 10 ~~ 95% (Non-Condensing)
457 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
458 +* LoRa Rx current: <9 mA
305 305  
460 +== 3.4  Pin Mapping & LED ==
306 306  
307 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
308 308  
309 309  
310 -[[(% 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)
464 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
311 311  
312 312  
313 -[[image:image-20220813173738-1.png]]
467 +(((
468 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
469 +)))
314 314  
315 315  
472 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
316 316  
317 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
318 318  
475 +[[image:image-20220723100027-1.png]]
319 319  
320 -Function and page introduction
321 321  
478 +Open the serial port tool
322 322  
323 -[[image:image-20220723113448-7.png||height="995" width="450"]]
480 +[[image:image-20220602161617-8.png]]
324 324  
482 +[[image:image-20220602161718-9.png||height="457" width="800"]]
325 325  
326 -**Block Explain:**
327 327  
328 -1.  Display LA66 USB LoRaWAN Module connection status
329 329  
330 -2.  Check and reconnect
486 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
331 331  
332 -3.  Turn send timestamps on or off
488 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
333 333  
334 -4.  Display LoRaWan connection status
335 335  
336 -5.  Check LoRaWan connection status
491 +[[image:image-20220602161935-10.png||height="498" width="800"]]
337 337  
338 -6.  The RSSI value of the node when the ACK is received
339 339  
340 -7.  Node's Signal Strength Icon
341 341  
342 -8.  Configure Location Uplink Interval
495 +(% style="color:blue" %)**3. See Uplink Command**
343 343  
344 -9.  AT command input box
497 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
345 345  
346 -10.  Send Button:  Send input box info to LA66 USB Adapter
499 +example: AT+SENDB=01,02,8,05820802581ea0a5
347 347  
348 -11.  Output Log from LA66 USB adapter
501 +[[image:image-20220602162157-11.png||height="497" width="800"]]
349 349  
350 -12.  clear log button
351 351  
352 -13.  exit button
353 353  
505 +(% style="color:blue" %)**4. Check to see if TTN received the message**
354 354  
507 +[[image:image-20220602162331-12.png||height="420" width="800"]]
355 355  
356 -LA66 USB LoRaWAN Module not connected
357 357  
358 358  
359 -[[image:image-20220723110520-5.png||height="677" width="508"]]
511 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
360 360  
361 361  
514 +**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]]
362 362  
363 -Connect LA66 USB LoRaWAN Module
516 +(**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]])
364 364  
518 +(% style="color:red" %)**Preconditions:**
365 365  
366 -[[image:image-20220723110626-6.png||height="681" width="511"]]
520 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
367 367  
522 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
368 368  
369 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
370 370  
371 371  
372 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
526 +(% style="color:blue" %)**Steps for usage:**
373 373  
528 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
374 374  
375 -[[image:image-20220723134549-8.png]]
530 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
376 376  
532 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
377 377  
378 378  
379 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
380 380  
536 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
381 381  
382 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
383 383  
384 -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/]]
539 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
385 385  
386 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
387 387  
388 -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]]
542 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
389 389  
544 +[[image:image-20220723100439-2.png]]
390 390  
391 -Example output in NodeRed is as below:
392 392  
393 -[[image:image-20220723144339-1.png]]
394 394  
548 +(% style="color:blue" %)**2. Install Minicom in RPi.**
395 395  
396 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
550 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
397 397  
552 + (% style="background-color:yellow" %)**apt update**
398 398  
399 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
554 + (% style="background-color:yellow" %)**apt install minicom**
400 400  
401 -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).
402 402  
403 -(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
557 +Use minicom to connect to the RPI's terminal
404 404  
405 -[[image:image-20220723150132-2.png]]
559 +[[image:image-20220602153146-3.png||height="439" width="500"]]
406 406  
407 -==== ** Open the Upgrade tool (Tremo Programmer) in PC and Upgrade** ====
408 408  
409 -**1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
410 410  
411 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103227-6.png?rev=1.1||alt="image-20220602103227-6.png"]]
563 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
412 412  
413 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103357-7.png?rev=1.1||alt="image-20220602103357-7.png"]]
565 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
414 414  
415 -**2.  Select the COM port corresponding to USB TTL**
416 416  
417 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103844-8.png?rev=1.1||alt="image-20220602103844-8.png"]]
568 +[[image:image-20220602154928-5.png||height="436" width="500"]]
418 418  
419 -**3.  Select the bin file to burn**
420 420  
421 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104144-9.png?rev=1.1||alt="image-20220602104144-9.png"]]
422 422  
423 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104251-10.png?rev=1.1||alt="image-20220602104251-10.png"]]
572 +(% style="color:blue" %)**4. Send Uplink message**
424 424  
425 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104402-11.png?rev=1.1||alt="image-20220602104402-11.png"]]
574 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
426 426  
427 -**4.  Click to start the download**
576 +example: AT+SENDB=01,02,8,05820802581ea0a5
428 428  
429 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104923-13.png?rev=1.1||alt="image-20220602104923-13.png"]]
430 430  
431 -**5.  Check update process**
579 +[[image:image-20220602160339-6.png||height="517" width="600"]]
432 432  
433 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104948-14.png?rev=1.1||alt="image-20220602104948-14.png"]]
434 434  
435 -**The following picture shows that the burning is successful**
436 436  
437 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602105251-15.png?rev=1.1||alt="image-20220602105251-15.png"]]
583 +Check to see if TTN received the message
438 438  
439 -= 2.  FAQ =
585 +[[image:image-20220602160627-7.png||height="369" width="800"]]
440 440  
441 -== 2.1  How to Compile Source Code for LA66? ==
442 442  
443 443  
444 -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]]
589 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
445 445  
446 446  
447 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
592 +=== 3.8.1 DRAGINO-LA66-APP ===
448 448  
449 449  
450 -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]]
595 +[[image:image-20220723102027-3.png]]
451 451  
452 452  
453 -= 3.  Order Info =
454 454  
599 +==== (% style="color:blue" %)**Overview：**(%%) ====
455 455  
456 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
457 457  
602 +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.
458 458  
459 -(% style="color:blue" %)**XXX**(%%): The default frequency band
604 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
460 460  
461 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
462 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
463 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
464 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
465 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
466 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
467 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
468 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
469 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
470 470  
471 471  
472 -= 4.  Reference =
608 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
473 473  
474 474  
475 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
476 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
611 +Requires a type-c to USB adapter
477 477  
613 +[[image:image-20220723104754-4.png]]
478 478  
479 -= 5.  FCC Statement =
480 480  
481 481  
482 -(% style="color:red" %)**FCC Caution:**
617 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
483 483  
484 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
485 485  
486 -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.
620 +Function and page introduction
487 487  
622 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
488 488  
489 -(% style="color:red" %)**IMPORTANT NOTE: **
624 +1.Display LA66 USB LoRaWAN Module connection status
490 490  
491 -(% 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:
626 +2.Check and reconnect
492 492  
493 -—Reorient or relocate the receiving antenna.
628 +3.Turn send timestamps on or off
494 494  
495 -—Increase the separation between the equipment and receiver.
630 +4.Display LoRaWan connection status
496 496  
497 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
632 +5.Check LoRaWan connection status
498 498  
499 -—Consult the dealer or an experienced radio/TV technician for help.
634 +6.The RSSI value of the node when the ACK is received
500 500  
636 +7.Node's Signal Strength Icon
501 501  
502 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
638 +8.Set the packet sending interval of the node in seconds
503 503  
504 -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.
640 +9.AT command input box
505 505  
506 -
642 +10.Send AT command button
643 +
644 +11.Node log box
645 +
646 +12.clear log button
647 +
648 +13.exit button
649 +
650 +
651 +LA66 USB LoRaWAN Module not connected
652 +
653 +[[image:image-20220723110520-5.png||height="903" width="677"]]
654 +
655 +
656 +
657 +Connect LA66 USB LoRaWAN Module
658 +
659 +[[image:image-20220723110626-6.png||height="906" width="680"]]
660 +
661 +
662 +
663 +=== 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 ===
664 +
665 +
666 +**1.  Register LA66 USB LoRaWAN Module to TTNV3**
667 +
668 +[[image:image-20220723134549-8.png]]
669 +
670 +
671 +
672 +**2.  Open Node-RED,And import the JSON file to generate the flow**
673 +
674 +Sample JSON file please go to this link to download：放置JSON文件的链接
675 +
676 +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/]]
677 +
678 +The following is the positioning effect map
679 +
680 +[[image:image-20220723144339-1.png]]
681 +
682 +
683 +
684 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
685 +
686 +
687 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
688 +
689 +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)
690 +
691 +[[image:image-20220723150132-2.png]]
692 +
693 +
694 +
695 += 4.  Order Info =
696 +
697 +
698 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
699 +
700 +
701 +(% style="color:blue" %)**XXX**(%%): The default frequency band
702 +
703 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
704 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
705 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
706 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
707 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
708 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
709 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
710 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
711 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
712 +
713 += 5.  Reference =
714 +
715 +
716 +* 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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