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Last modified by Xiaoling on 2025/02/07 16:37
From version 157.3
edited by Xiaoling
on 2022/09/26 14:38
Change comment: There is no comment for this version
To version 135.1
edited by Herong Lu
on 2022/07/26 13:52
Change comment: Uploaded new attachment "image-20220726135239-1.png", version {1}

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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.Xiaoling
1 +XWiki.Lu
Content
... ... @@ -6,26 +6,34 @@
6 6  
7 7  
8 8  
9 += 1.  LA66 LoRaWAN Module =
9 9  
10 10  
11 -= 1.  LA66 USB LoRaWAN Adapter =
12 +== 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 13  
14 -== 1.1  Overview ==
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
15 15  
20 +(((
21 +
22 +)))
16 16  
17 -[[image:image-20220715001142-3.png||height="145" width="220"]]
18 -
19 -
20 20  (((
21 -(% style="color:blue" %)**LA66 USB LoRaWAN Adapter**(%%) is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
25 +(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
22 22  )))
27 +)))
23 23  
24 24  (((
30 +(((
25 25  (% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
26 26  )))
33 +)))
27 27  
28 28  (((
36 +(((
29 29  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
30 30  )))
31 31  
... ... @@ -32,37 +32,38 @@
32 32  (((
33 33  Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
34 34  )))
43 +)))
35 35  
36 36  (((
46 +(((
37 37  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
38 38  )))
49 +)))
39 39  
40 40  
41 41  
42 42  == 1.2  Features ==
43 43  
44 -
45 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
46 -* Ultra-long RF range
47 47  * Support LoRaWAN v1.0.4 protocol
48 48  * Support peer-to-peer protocol
49 49  * TCXO crystal to ensure RF performance on low temperature
50 -* Spring RF antenna
58 +* SMD Antenna pad and i-pex antenna connector
51 51  * Available in different frequency LoRaWAN frequency bands.
52 52  * World-wide unique OTAA keys.
53 53  * AT Command via UART-TTL interface
54 54  * Firmware upgradable via UART interface
55 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
63 +* Ultra-long RF range
56 56  
57 57  
58 58  
67 +
59 59  == 1.3  Specification ==
60 60  
61 -
62 62  * CPU: 32-bit 48 MHz
63 63  * Flash: 256KB
64 64  * RAM: 64KB
65 -* Input Power Range: 5v
73 +* Input Power Range: 1.8v ~~ 3.7v
74 +* Power Consumption: < 4uA.
66 66  * Frequency Range: 150 MHz ~~ 960 MHz
67 67  * Maximum Power +22 dBm constant RF output
68 68  * High sensitivity: -148 dBm
... ... @@ -74,374 +74,636 @@
74 74  ** Operating: 10 ~~ 95% (Non-Condensing)
75 75  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
76 76  * LoRa Rx current: <9 mA
86 +* I/O Voltage: 3.3v
77 77  
78 78  
79 79  
80 -== 1.4  Pin Mapping & LED ==
81 81  
91 +== 1.4  AT Command ==
82 82  
83 -[[image:image-20220813183239-3.png||height="526" width="662"]]
84 84  
94 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
85 85  
86 86  
87 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
88 88  
98 +== 1.5  Dimension ==
89 89  
100 +[[image:image-20220718094750-3.png]]
101 +
102 +
103 +
104 +== 1.6  Pin Mapping ==
105 +
106 +[[image:image-20220720111850-1.png]]
107 +
108 +
109 +
110 +== 1.7  Land Pattern ==
111 +
112 +[[image:image-20220517072821-2.png]]
113 +
114 +
115 +
116 += 2.  LA66 LoRaWAN Shield =
117 +
118 +
119 +== 2.1  Overview ==
120 +
121 +
90 90  (((
91 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
123 +[[image:image-20220715000826-2.png||height="145" width="220"]]
92 92  )))
93 93  
126 +(((
127 +
128 +)))
94 94  
95 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
130 +(((
131 +(% 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.
132 +)))
96 96  
134 +(((
135 +(((
136 +(% 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.
137 +)))
138 +)))
97 97  
98 -[[image:image-20220723100027-1.png]]
140 +(((
141 +(((
142 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
143 +)))
144 +)))
99 99  
146 +(((
147 +(((
148 +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.
149 +)))
150 +)))
100 100  
101 -Open the serial port tool
152 +(((
153 +(((
154 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
155 +)))
156 +)))
102 102  
103 -[[image:image-20220602161617-8.png]]
104 104  
105 105  
106 -[[image:image-20220602161718-9.png||height="457" width="800"]]
160 +== 2.2  Features ==
107 107  
162 +* Arduino Shield base on LA66 LoRaWAN module
163 +* Support LoRaWAN v1.0.4 protocol
164 +* Support peer-to-peer protocol
165 +* TCXO crystal to ensure RF performance on low temperature
166 +* SMA connector
167 +* Available in different frequency LoRaWAN frequency bands.
168 +* World-wide unique OTAA keys.
169 +* AT Command via UART-TTL interface
170 +* Firmware upgradable via UART interface
171 +* Ultra-long RF range
108 108  
109 109  
110 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
111 111  
112 112  
113 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
176 +== 2.3  Specification ==
114 114  
178 +* CPU: 32-bit 48 MHz
179 +* Flash: 256KB
180 +* RAM: 64KB
181 +* Input Power Range: 1.8v ~~ 3.7v
182 +* Power Consumption: < 4uA.
183 +* Frequency Range: 150 MHz ~~ 960 MHz
184 +* Maximum Power +22 dBm constant RF output
185 +* High sensitivity: -148 dBm
186 +* Temperature:
187 +** Storage: -55 ~~ +125℃
188 +** Operating: -40 ~~ +85℃
189 +* Humidity:
190 +** Storage: 5 ~~ 95% (Non-Condensing)
191 +** Operating: 10 ~~ 95% (Non-Condensing)
192 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
193 +* LoRa Rx current: <9 mA
194 +* I/O Voltage: 3.3v
115 115  
116 -[[image:image-20220602161935-10.png||height="498" width="800"]]
117 117  
118 118  
119 119  
120 -(% style="color:blue" %)**3.  See Uplink Command**
199 +== 2.4  LED ==
121 121  
122 122  
123 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
202 +~1. The LED lights up red when there is an upstream data packet
203 +2. When the network is successfully connected, the green light will be on for 5 seconds
204 +3. Purple light on when receiving downlink data packets
124 124  
125 -example: AT+SENDB=01,02,8,05820802581ea0a5
126 126  
127 -[[image:image-20220602162157-11.png||height="497" width="800"]]
128 128  
208 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
129 129  
130 130  
131 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
211 +**Show connection diagram：**
132 132  
133 133  
134 -[[image:image-20220817093644-1.png]]
214 +[[image:image-20220723170210-2.png||height="908" width="681"]]
135 135  
136 136  
137 137  
138 -== 1.6  Example: How to join helium ==
218 +(% style="color:blue" %)**1.  open Arduino IDE**
139 139  
140 140  
221 +[[image:image-20220723170545-4.png]]
141 141  
142 -(% style="color:blue" %)**1.  Create a new device.**
143 143  
144 144  
145 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165500-1.png?width=940&height=464&rev=1.1||alt="image-20220907165500-1.png"]]
225 +(% style="color:blue" %)**2.  Open project**
146 146  
147 147  
228 +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]]
148 148  
149 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
150 150  
151 151  
152 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165837-2.png?width=809&height=375&rev=1.1||alt="image-20220907165837-2.png" height="375" width="809"]]
232 +(% 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**
153 153  
154 154  
155 155  
156 -(% style="color:blue" %)**3.  Use AT commands.**
236 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
157 157  
158 158  
159 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
239 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
160 160  
161 161  
162 162  
163 -(% style="color:blue" %)**4.  Use the serial port tool**
243 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
164 164  
165 165  
166 -[[image:image-20220909151517-2.png||height="543" width="708"]]
246 +(% style="color:blue" %)**1.  Open project**
167 167  
168 168  
249 +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]]
169 169  
170 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
171 171  
252 +[[image:image-20220723172502-8.png]]
172 172  
173 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170308-3.png?width=617&height=556&rev=1.1||alt="image-20220907170308-3.png" height="556" width="617"]]
174 174  
175 175  
256 +(% 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**
176 176  
177 -(% style="color:blue" %)**6.  Network successfully.**
178 178  
259 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
179 179  
180 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170436-4.png?rev=1.1||alt="image-20220907170436-4.png"]]
181 181  
182 182  
263 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
183 183  
184 -(% style="color:blue" %)**7.  Send uplink using command**
185 185  
266 +(% style="color:blue" %)**1.  Open project**
186 186  
187 -[[image:image-20220912085244-1.png]]
188 188  
269 +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]]
189 189  
190 -[[image:image-20220912085307-2.png]]
191 191  
272 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
192 192  
193 193  
194 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170744-6.png?width=798&height=242&rev=1.1||alt="image-20220907170744-6.png" height="242" width="798"]]
195 195  
276 +(% 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**
196 196  
197 197  
198 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
279 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
199 199  
200 200  
201 -**Use python as an example：**[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py]]
202 202  
203 -(**Raspberry Pi example: **[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]])
283 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
204 204  
285 +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/]]
205 205  
206 -(% style="color:red" %)**Preconditions:**
287 +[[image:image-20220723175700-12.png||height="602" width="995"]]
207 207  
208 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
209 209  
210 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
211 211  
291 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
212 212  
213 213  
214 -(% style="color:blue" %)**Steps for usage:**
294 +=== 2.8.1  Items needed for update ===
215 215  
216 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
217 217  
218 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
297 +1. LA66 LoRaWAN Shield
298 +1. Arduino
299 +1. USB TO TTL Adapter
219 219  
301 +[[image:image-20220602100052-2.png||height="385" width="600"]]
220 220  
221 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
222 222  
304 +=== 2.8.2  Connection ===
223 223  
224 224  
225 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
307 +[[image:image-20220602101311-3.png||height="276" width="600"]]
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.
310 +(((
311 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
312 +)))
229 229  
314 +(((
315 +(% style="background-color:yellow" %)**GND  <-> GND
316 +TXD  <->  TXD
317 +RXD  <->  RXD**
318 +)))
230 230  
231 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
232 232  
321 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
233 233  
234 -[[image:image-20220723100439-2.png]]
323 +Connect USB TTL Adapter to PC after connecting the wires
235 235  
236 236  
326 +[[image:image-20220602102240-4.png||height="304" width="600"]]
237 237  
238 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
239 239  
329 +=== 2.8.3  Upgrade steps ===
240 240  
241 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
242 242  
243 - (% style="background-color:yellow" %)**apt update**
332 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
244 244  
245 - (% style="background-color:yellow" %)**apt install minicom**
246 246  
335 +[[image:image-20220602102824-5.png||height="306" width="600"]]
247 247  
248 -Use minicom to connect to the RPI's terminal
249 249  
250 -[[image:image-20220602153146-3.png||height="439" width="500"]]
251 251  
339 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
252 252  
253 253  
254 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
342 +[[image:image-20220602104701-12.png||height="285" width="600"]]
255 255  
256 256  
257 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
258 258  
346 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
259 259  
260 -[[image:image-20220602154928-5.png||height="436" width="500"]]
261 261  
349 +(((
350 +(% 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/]]**
351 +)))
262 262  
263 263  
264 -(% style="color:blue" %)**4.  Send Uplink message**
354 +[[image:image-20220602103227-6.png]]
265 265  
266 266  
267 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
357 +[[image:image-20220602103357-7.png]]
268 268  
269 -example: AT+SENDB=01,02,8,05820802581ea0a5
270 270  
271 271  
272 -[[image:image-20220602160339-6.png||height="517" width="600"]]
361 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
362 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
273 273  
274 274  
365 +[[image:image-20220602103844-8.png]]
275 275  
276 -Check to see if TTN received the message
277 277  
278 278  
279 -[[image:image-20220602160627-7.png||height="369" width="800"]]
369 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
370 +(% style="color:blue" %)**3. Select the bin file to burn**
280 280  
281 281  
373 +[[image:image-20220602104144-9.png]]
282 282  
283 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
284 284  
376 +[[image:image-20220602104251-10.png]]
285 285  
286 -=== 1.9.1  Hardware and Software Connection ===
287 287  
379 +[[image:image-20220602104402-11.png]]
288 288  
289 289  
290 -==== (% style="color:blue" %)**Overview：**(%%) ====
291 291  
383 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
384 +(% style="color:blue" %)**4. Click to start the download**
292 292  
386 +[[image:image-20220602104923-13.png]]
387 +
388 +
389 +
390 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
391 +(% style="color:blue" %)**5. Check update process**
392 +
393 +
394 +[[image:image-20220602104948-14.png]]
395 +
396 +
397 +
398 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
399 +(% style="color:blue" %)**The following picture shows that the burning is successful**
400 +
401 +[[image:image-20220602105251-15.png]]
402 +
403 +
404 +
405 += 3.  LA66 USB LoRaWAN Adapter =
406 +
407 +
408 +== 3.1  Overview ==
409 +
410 +
411 +[[image:image-20220715001142-3.png||height="145" width="220"]]
412 +
413 +
293 293  (((
294 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
415 +(% 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.
416 +)))
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.
418 +(((
419 +(% 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  
422 +(((
423 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
424 +)))
301 301  
426 +(((
427 +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.
428 +)))
302 302  
430 +(((
431 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
432 +)))
303 303  
304 304  
305 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
306 306  
436 +== 3.2  Features ==
307 307  
308 -A USB to Type-C adapter is needed to connect to a Mobile phone.
438 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
439 +* Ultra-long RF range
440 +* Support LoRaWAN v1.0.4 protocol
441 +* Support peer-to-peer protocol
442 +* TCXO crystal to ensure RF performance on low temperature
443 +* Spring RF antenna
444 +* Available in different frequency LoRaWAN frequency bands.
445 +* World-wide unique OTAA keys.
446 +* AT Command via UART-TTL interface
447 +* Firmware upgradable via UART interface
448 +* 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"]]
451 +== 3.3  Specification ==
313 313  
453 +* CPU: 32-bit 48 MHz
454 +* Flash: 256KB
455 +* RAM: 64KB
456 +* Input Power Range: 5v
457 +* Frequency Range: 150 MHz ~~ 960 MHz
458 +* Maximum Power +22 dBm constant RF output
459 +* High sensitivity: -148 dBm
460 +* Temperature:
461 +** Storage: -55 ~~ +125℃
462 +** Operating: -40 ~~ +85℃
463 +* Humidity:
464 +** Storage: 5 ~~ 95% (Non-Condensing)
465 +** Operating: 10 ~~ 95% (Non-Condensing)
466 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
467 +* LoRa Rx current: <9 mA
314 314  
315 315  
470 +== 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)
474 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
321 321  
322 322  
323 -[[image:image-20220813173738-1.png]]
477 +(((
478 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
479 +)))
324 324  
325 325  
482 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
326 326  
327 327  
328 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
485 +[[image:image-20220723100027-1.png]]
329 329  
330 330  
331 -Function and page introduction
488 +Open the serial port tool
332 332  
490 +[[image:image-20220602161617-8.png]]
333 333  
334 -[[image:image-20220723113448-7.png||height="995" width="450"]]
492 +[[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
496 +(% 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
498 +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
501 +[[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
505 +(% style="color:blue" %)**3. See Uplink Command**
352 352  
353 -8.  Configure Location Uplink Interval
507 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
354 354  
355 -9.  AT command input box
509 +example: AT+SENDB=01,02,8,05820802581ea0a5
356 356  
357 -10.  Send Button:  Send input box info to LA66 USB Adapter
511 +[[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
515 +(% style="color:blue" %)**4. Check to see if TTN received the message**
364 364  
517 +[[image:image-20220602162331-12.png||height="420" width="800"]]
365 365  
366 366  
367 -LA66 USB LoRaWAN Module not connected
368 368  
521 +== 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  
524 +**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  
526 +(**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
528 +(% style="color:red" %)**Preconditions:**
375 375  
530 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
376 376  
377 -[[image:image-20220723110626-6.png||height="681" width="511"]]
532 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
378 378  
379 379  
380 380  
536 +(% style="color:blue" %)**Steps for usage:**
381 381  
382 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
538 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
383 383  
540 +(% 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**
542 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
386 386  
387 387  
388 -[[image:image-20220723134549-8.png]]
389 389  
546 +== 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**
549 +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.
552 +(% 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/]]
554 +[[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  
558 +(% style="color:blue" %)**2. Install Minicom in RPi.**
403 403  
404 -Example output in NodeRed is as below:
560 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
405 405  
406 -[[image:image-20220723144339-1.png]]
562 + (% style="background-color:yellow" %)**apt update**
407 407  
564 + (% style="background-color:yellow" %)**apt install minicom**
408 408  
409 409  
410 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
567 +Use minicom to connect to the RPI's terminal
411 411  
569 +[[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  
573 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
417 417  
418 -[[image:image-20220723150132-2.png]]
575 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
419 419  
420 420  
578 +[[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? ==
582 +(% style="color:blue" %)**4. Send Uplink message**
426 426  
584 +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]]
586 +example: AT+SENDB=01,02,8,05820802581ea0a5
429 429  
430 430  
589 +[[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]]
593 +Check to see if TTN received the message
436 436  
595 +[[image:image-20220602160627-7.png||height="369" width="800"]]
437 437  
438 438  
439 -= 3.  Order Info =
440 440  
599 +== 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  
602 +=== 3.8.1  DRAGINO-LA66-APP ===
444 444  
604 +
605 +[[image:image-20220723102027-3.png]]
606 +
607 +
608 +
609 +==== (% style="color:blue" %)**Overview：**(%%) ====
610 +
611 +
612 +(((
613 +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.
614 +)))
615 +
616 +(((
617 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
618 +)))
619 +
620 +
621 +
622 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
623 +
624 +
625 +Requires a type-c to USB adapter
626 +
627 +[[image:image-20220723104754-4.png]]
628 +
629 +
630 +
631 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
632 +
633 +
634 +Function and page introduction
635 +
636 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
637 +
638 +
639 +1.Display LA66 USB LoRaWAN Module connection status
640 +
641 +2.Check and reconnect
642 +
643 +3.Turn send timestamps on or off
644 +
645 +4.Display LoRaWan connection status
646 +
647 +5.Check LoRaWan connection status
648 +
649 +6.The RSSI value of the node when the ACK is received
650 +
651 +7.Node's Signal Strength Icon
652 +
653 +8.Set the packet sending interval of the node in seconds
654 +
655 +9.AT command input box
656 +
657 +10.Send AT command button
658 +
659 +11.Node log box
660 +
661 +12.clear log button
662 +
663 +13.exit button
664 +
665 +
666 +LA66 USB LoRaWAN Module not connected
667 +
668 +[[image:image-20220723110520-5.png||height="903" width="677"]]
669 +
670 +
671 +
672 +Connect LA66 USB LoRaWAN Module
673 +
674 +[[image:image-20220723110626-6.png||height="906" width="680"]]
675 +
676 +
677 +
678 +=== 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 ===
679 +
680 +
681 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
682 +
683 +[[image:image-20220723134549-8.png]]
684 +
685 +
686 +
687 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
688 +
689 +Sample JSON file please go to this link to download：放置JSON文件的链接
690 +
691 +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/]]
692 +
693 +The following is the positioning effect map
694 +
695 +[[image:image-20220723144339-1.png]]
696 +
697 +
698 +
699 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
700 +
701 +
702 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
703 +
704 +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)
705 +
706 +[[image:image-20220723150132-2.png]]
707 +
708 +
709 +
710 += 4.  Order Info =
711 +
712 +
713 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
714 +
715 +
445 445  (% style="color:blue" %)**XXX**(%%): The default frequency band
446 446  
447 447  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -456,10 +456,9 @@
456 456  
457 457  
458 458  
459 -= 4.  Reference =
460 460  
461 461  
462 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
463 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
732 += 5.  Reference =
464 464  
465 -
734 +
735 +* 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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