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Last modified by Xiaoling on 2025/02/07 16:37
From version 159.1
edited by Edwin Chen
on 2022/12/28 17:10
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.Edwin
1 +XWiki.Lu
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 +31,38 @@
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 -== 1.3  Specification ==
57 57  
58 58  
68 +== 1.3  Specification ==
69 +
59 59  * CPU: 32-bit 48 MHz
60 60  * Flash: 256KB
61 61  * RAM: 64KB
62 -* Input Power Range: 5v
73 +* Input Power Range: 1.8v ~~ 3.7v
74 +* 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
... ... @@ -71,405 +71,653 @@
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
86 +* I/O Voltage: 3.3v
74 74  
75 75  
76 -== 1.4  Pin Mapping & LED ==
77 77  
78 78  
79 -[[image:image-20220813183239-3.png||height="526" width="662"]]
91 +== 1.4  AT Command ==
80 80  
81 81  
82 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
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.
83 83  
84 84  
97 +
98 +== 1.5  Dimension ==
99 +
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 +
85 85  (((
86 -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"]]
87 87  )))
88 88  
126 +(((
127 +
128 +)))
89 89  
90 -(% 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 +)))
91 91  
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 +)))
92 92  
93 -[[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 +)))
94 94  
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 +)))
95 95  
96 -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 +)))
97 97  
98 -[[image:image-20220602161617-8.png]]
99 99  
100 100  
101 -[[image:image-20220602161718-9.png||height="457" width="800"]]
160 +== 2.2  Features ==
102 102  
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
103 103  
104 104  
105 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
106 106  
107 107  
108 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
176 +== 2.3  Specification ==
109 109  
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
110 110  
111 -[[image:image-20220602161935-10.png||height="498" width="800"]]
112 112  
113 113  
114 114  
115 -(% style="color:blue" %)**3.  See Uplink Command**
199 +== 2.4  LED ==
116 116  
117 117  
118 -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
119 119  
120 -example: AT+SENDB=01,02,8,05820802581ea0a5
121 121  
122 -[[image:image-20220602162157-11.png||height="497" width="800"]]
123 123  
208 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
124 124  
125 125  
126 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
211 +**Show connection diagram：**
127 127  
128 128  
129 -[[image:image-20220817093644-1.png]]
214 +[[image:image-20220723170210-2.png||height="908" width="681"]]
130 130  
131 131  
132 -== 1.6  Example: How to join helium ==
133 133  
218 +(% style="color:blue" %)**1.  open Arduino IDE**
134 134  
135 135  
136 -(% style="color:blue" %)**1.  Create a new device.**
221 +[[image:image-20220723170545-4.png]]
137 137  
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  
225 +(% style="color:blue" %)**2.  Open project**
141 141  
142 142  
143 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
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]]
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"]]
147 147  
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**
148 148  
149 149  
150 -(% style="color:blue" %)**3.  Use AT commands.**
151 151  
236 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
152 152  
153 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
154 154  
239 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
155 155  
156 156  
157 -(% style="color:blue" %)**4.  Use the serial port tool**
158 158  
243 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
159 159  
160 -[[image:image-20220909151517-2.png||height="543" width="708"]]
161 161  
246 +(% style="color:blue" %)**1.  Open project**
162 162  
163 163  
164 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
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]]
165 165  
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"]]
252 +[[image:image-20220723172502-8.png]]
168 168  
169 169  
170 170  
171 -(% style="color:blue" %)**6.  Network successfully.**
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**
172 172  
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"]]
259 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
175 175  
176 176  
177 177  
178 -(% style="color:blue" %)**7.  Send uplink using command**
263 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
179 179  
180 180  
181 -[[image:image-20220912085244-1.png]]
266 +(% style="color:blue" %)**1.  Open project**
182 182  
183 183  
184 -[[image:image-20220912085307-2.png]]
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]]
185 185  
186 186  
272 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
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"]]
189 189  
190 190  
191 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
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**
192 192  
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]]
279 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
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]])
197 197  
198 198  
199 -(% style="color:red" %)**Preconditions:**
283 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
200 200  
201 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
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/]]
202 202  
203 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
287 +[[image:image-20220723175700-12.png||height="602" width="995"]]
204 204  
205 205  
206 206  
207 -(% style="color:blue" %)**Steps for usage:**
291 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
208 208  
209 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
210 210  
211 -(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
294 +=== 2.8.1  Items needed for update ===
212 212  
213 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
214 214  
297 +1. LA66 LoRaWAN Shield
298 +1. Arduino
299 +1. USB TO TTL Adapter
215 215  
216 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
301 +[[image:image-20220602100052-2.png||height="385" width="600"]]
217 217  
218 218  
219 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
304 +=== 2.8.2  Connection ===
220 220  
221 221  
222 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
307 +[[image:image-20220602101311-3.png||height="276" width="600"]]
223 223  
224 224  
225 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
310 +(((
311 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
312 +)))
226 226  
314 +(((
315 +(% style="background-color:yellow" %)**GND  <-> GND
316 +TXD  <->  TXD
317 +RXD  <->  RXD**
318 +)))
227 227  
228 -[[image:image-20220723100439-2.png]]
229 229  
321 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
230 230  
323 +Connect USB TTL Adapter to PC after connecting the wires
231 231  
232 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
233 233  
326 +[[image:image-20220602102240-4.png||height="304" width="600"]]
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**
329 +=== 2.8.3  Upgrade steps ===
238 238  
239 - (% style="background-color:yellow" %)**apt install minicom**
240 240  
332 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
241 241  
242 -Use minicom to connect to the RPI's terminal
243 243  
244 -[[image:image-20220602153146-3.png||height="439" width="500"]]
335 +[[image:image-20220602102824-5.png||height="306" width="600"]]
245 245  
246 246  
247 247  
248 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
339 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
249 249  
250 250  
251 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
342 +[[image:image-20220602104701-12.png||height="285" width="600"]]
252 252  
253 253  
254 -[[image:image-20220602154928-5.png||height="436" width="500"]]
255 255  
346 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
256 256  
257 257  
258 -(% style="color:blue" %)**4.  Send Uplink message**
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 +)))
259 259  
260 260  
261 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
354 +[[image:image-20220602103227-6.png]]
262 262  
263 -example: AT+SENDB=01,02,8,05820802581ea0a5
264 264  
357 +[[image:image-20220602103357-7.png]]
265 265  
266 -[[image:image-20220602160339-6.png||height="517" width="600"]]
267 267  
268 268  
361 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
362 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
269 269  
270 -Check to see if TTN received the message
271 271  
365 +[[image:image-20220602103844-8.png]]
272 272  
273 -[[image:image-20220602160627-7.png||height="369" width="800"]]
274 274  
275 275  
276 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
369 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
370 +(% style="color:blue" %)**3. Select the bin file to burn**
277 277  
278 -=== 1.9.1  Hardware and Software Connection ===
279 279  
373 +[[image:image-20220602104144-9.png]]
280 280  
281 281  
282 -==== (% style="color:blue" %)**Overview：**(%%) ====
376 +[[image:image-20220602104251-10.png]]
283 283  
284 284  
379 +[[image:image-20220602104402-11.png]]
380 +
381 +
382 +
383 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
384 +(% style="color:blue" %)**4. Click to start the download**
385 +
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 +
285 285  (((
286 -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 +)))
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.
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.
291 291  )))
292 292  
422 +(((
423 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
424 +)))
293 293  
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 +)))
294 294  
430 +(((
431 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
432 +)))
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.
436 +== 3.2  Features ==
300 300  
301 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
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.
302 302  
303 -[[image:image-20220813174353-2.png||height="360" width="313"]]
304 304  
451 +== 3.3  Specification ==
305 305  
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
306 306  
307 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
308 308  
470 +== 3.4  Pin Mapping & LED ==
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)
311 311  
312 312  
313 -[[image:image-20220813173738-1.png]]
474 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
314 314  
315 315  
477 +(((
478 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
479 +)))
316 316  
317 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
318 318  
482 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
319 319  
320 -Function and page introduction
321 321  
485 +[[image:image-20220723100027-1.png]]
322 322  
323 -[[image:image-20220723113448-7.png||height="995" width="450"]]
324 324  
488 +Open the serial port tool
325 325  
326 -**Block Explain:**
490 +[[image:image-20220602161617-8.png]]
327 327  
328 -1.  Display LA66 USB LoRaWAN Module connection status
492 +[[image:image-20220602161718-9.png||height="457" width="800"]]
329 329  
330 -2.  Check and reconnect
331 331  
332 -3.  Turn send timestamps on or off
333 333  
334 -4.  Display LoRaWan connection status
496 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
335 335  
336 -5.  Check LoRaWan connection status
498 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
337 337  
338 -6.  The RSSI value of the node when the ACK is received
339 339  
340 -7.  Node's Signal Strength Icon
501 +[[image:image-20220602161935-10.png||height="498" width="800"]]
341 341  
342 -8.  Configure Location Uplink Interval
343 343  
344 -9.  AT command input box
345 345  
346 -10.  Send Button:  Send input box info to LA66 USB Adapter
505 +(% style="color:blue" %)**3. See Uplink Command**
347 347  
348 -11.  Output Log from LA66 USB adapter
507 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
349 349  
350 -12.  clear log button
509 +example: AT+SENDB=01,02,8,05820802581ea0a5
351 351  
352 -13.  exit button
511 +[[image:image-20220602162157-11.png||height="497" width="800"]]
353 353  
354 354  
355 355  
356 -LA66 USB LoRaWAN Module not connected
515 +(% style="color:blue" %)**4. Check to see if TTN received the message**
357 357  
517 +[[image:image-20220602162331-12.png||height="420" width="800"]]
358 358  
359 -[[image:image-20220723110520-5.png||height="677" width="508"]]
360 360  
361 361  
521 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
362 362  
363 -Connect LA66 USB LoRaWAN Module
364 364  
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]]
365 365  
366 -[[image:image-20220723110626-6.png||height="681" width="511"]]
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]])
367 367  
528 +(% style="color:red" %)**Preconditions:**
368 368  
369 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
530 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
370 370  
532 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
371 371  
372 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
373 373  
374 374  
375 -[[image:image-20220723134549-8.png]]
536 +(% style="color:blue" %)**Steps for usage:**
376 376  
538 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
377 377  
540 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
378 378  
379 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
542 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
380 380  
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/]]
546 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
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]]
549 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
389 389  
390 390  
391 -Example output in NodeRed is as below:
552 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
392 392  
393 -[[image:image-20220723144339-1.png]]
554 +[[image:image-20220723100439-2.png]]
394 394  
395 395  
396 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
397 397  
558 +(% style="color:blue" %)**2. Install Minicom in RPi.**
398 398  
399 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
560 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
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).
562 + (% style="background-color:yellow" %)**apt update**
402 402  
403 -Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.
564 + (% style="background-color:yellow" %)**apt install minicom**
404 404  
405 -[[image:image-20220723150132-2.png]]
406 406  
567 +Use minicom to connect to the RPI's terminal
407 407  
408 -= 2.  FAQ =
569 +[[image:image-20220602153146-3.png||height="439" width="500"]]
409 409  
410 -== 2.1  How to Compile Source Code for LA66? ==
411 411  
412 412  
413 -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]]
573 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
414 414  
575 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
415 415  
416 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
417 417  
578 +[[image:image-20220602154928-5.png||height="436" width="500"]]
418 418  
419 -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]]
420 420  
421 421  
422 -= 3.  Order Info =
582 +(% style="color:blue" %)**4. Send Uplink message**
423 423  
584 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
424 424  
425 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
586 +example: AT+SENDB=01,02,8,05820802581ea0a5
426 426  
427 427  
428 -(% style="color:blue" %)**XXX**(%%): The default frequency band
589 +[[image:image-20220602160339-6.png||height="517" width="600"]]
429 429  
430 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
431 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
432 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
433 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
434 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
435 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
436 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
437 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
438 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
439 439  
440 440  
441 -= 4.  Reference =
593 +Check to see if TTN received the message
442 442  
595 +[[image:image-20220602160627-7.png||height="369" width="800"]]
443 443  
444 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
445 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
446 446  
447 447  
448 -= 5.  FCC Statement =
599 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
449 449  
450 450  
451 -(% style="color:red" %)**FCC Caution:**
602 +=== 3.8.1  DRAGINO-LA66-APP ===
452 452  
453 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
454 454  
455 -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.
605 +[[image:image-20220723102027-3.png]]
456 456  
457 457  
458 -(% style="color:red" %)**IMPORTANT NOTE: **
459 459  
460 -(% 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:
609 +==== (% style="color:blue" %)**Overview：**(%%) ====
461 461  
462 -—Reorient or relocate the receiving antenna.
463 463  
464 -—Increase the separation between the equipment and receiver.
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 +)))
465 465  
466 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
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 +)))
467 467  
468 -—Consult the dealer or an experienced radio/TV technician for help.
469 469  
470 470  
471 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
622 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
472 472  
473 -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.
474 474  
475 -
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 +
716 +(% style="color:blue" %)**XXX**(%%): The default frequency band
717 +
718 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
719 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
720 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
721 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
722 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
723 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
724 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
725 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
726 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
727 +
728 +
729 +
730 +
731 +
732 += 5.  Reference =
733 +
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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