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Last modified by Xiaoling on 2025/02/07 16:37
From version 161.1
edited by Bei Jinggeng
on 2023/06/09 18:08
Change comment: There is no comment for this version
To version 134.8
edited by Xiaoling
on 2022/07/26 10:45
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
... ... @@ -1,1 +1,1 @@
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  
... ... @@ -31,34 +31,35 @@
31 31  (((
32 32  Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
33 33  )))
43 +)))
34 34  
35 35  (((
46 +(((
36 36  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
37 37  )))
49 +)))
38 38  
39 39  
52 +
40 40  == 1.2  Features ==
41 41  
42 -
43 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
44 -* Ultra-long RF range
45 45  * Support LoRaWAN v1.0.4 protocol
46 46  * Support peer-to-peer protocol
47 47  * TCXO crystal to ensure RF performance on low temperature
48 -* Spring RF antenna
58 +* SMD Antenna pad and i-pex antenna connector
49 49  * Available in different frequency LoRaWAN frequency bands.
50 50  * World-wide unique OTAA keys.
51 51  * AT Command via UART-TTL interface
52 52  * Firmware upgradable via UART interface
53 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
63 +* Ultra-long RF range
54 54  
55 55  == 1.3  Specification ==
56 56  
57 -
58 58  * CPU: 32-bit 48 MHz
59 59  * Flash: 256KB
60 60  * RAM: 64KB
61 -* Input Power Range: 5v
70 +* Input Power Range: 1.8v ~~ 3.7v
71 +* Power Consumption: < 4uA.
62 62  * Frequency Range: 150 MHz ~~ 960 MHz
63 63  * Maximum Power +22 dBm constant RF output
64 64  * High sensitivity: -148 dBm
... ... @@ -70,440 +70,635 @@
70 70  ** Operating: 10 ~~ 95% (Non-Condensing)
71 71  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
72 72  * LoRa Rx current: <9 mA
83 +* I/O Voltage: 3.3v
73 73  
74 -== 1.4  Pin Mapping & LED ==
85 +== 1.4  AT Command ==
75 75  
76 76  
77 -[[image:image-20220813183239-3.png||height="526" width="662"]]
88 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
78 78  
79 79  
80 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
81 81  
92 +== 1.5  Dimension ==
82 82  
94 +[[image:image-20220718094750-3.png]]
95 +
96 +
97 +
98 +== 1.6  Pin Mapping ==
99 +
100 +[[image:image-20220720111850-1.png]]
101 +
102 +
103 +
104 +== 1.7  Land Pattern ==
105 +
106 +[[image:image-20220517072821-2.png]]
107 +
108 +
109 +
110 += 2.  LA66 LoRaWAN Shield =
111 +
112 +
113 +== 2.1  Overview ==
114 +
115 +
83 83  (((
84 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
117 +[[image:image-20220715000826-2.png||height="145" width="220"]]
85 85  )))
86 86  
120 +(((
121 +
122 +)))
87 87  
88 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
124 +(((
125 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
126 +)))
89 89  
128 +(((
129 +(((
130 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely.  This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
131 +)))
132 +)))
90 90  
91 -[[image:image-20220723100027-1.png]]
134 +(((
135 +(((
136 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
137 +)))
138 +)))
92 92  
140 +(((
141 +(((
142 +Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
143 +)))
144 +)))
93 93  
94 -Open the serial port tool
146 +(((
147 +(((
148 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
149 +)))
150 +)))
95 95  
96 -[[image:image-20220602161617-8.png]]
97 97  
98 98  
99 -[[image:image-20220602161718-9.png||height="457" width="800"]]
154 +== 2.2  Features ==
100 100  
156 +* Arduino Shield base on LA66 LoRaWAN module
157 +* Support LoRaWAN v1.0.4 protocol
158 +* Support peer-to-peer protocol
159 +* TCXO crystal to ensure RF performance on low temperature
160 +* SMA connector
161 +* Available in different frequency LoRaWAN frequency bands.
162 +* World-wide unique OTAA keys.
163 +* AT Command via UART-TTL interface
164 +* Firmware upgradable via UART interface
165 +* Ultra-long RF range
101 101  
167 +== 2.3  Specification ==
102 102  
103 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
169 +* CPU: 32-bit 48 MHz
170 +* Flash: 256KB
171 +* RAM: 64KB
172 +* Input Power Range: 1.8v ~~ 3.7v
173 +* Power Consumption: < 4uA.
174 +* Frequency Range: 150 MHz ~~ 960 MHz
175 +* Maximum Power +22 dBm constant RF output
176 +* High sensitivity: -148 dBm
177 +* Temperature:
178 +** Storage: -55 ~~ +125℃
179 +** Operating: -40 ~~ +85℃
180 +* Humidity:
181 +** Storage: 5 ~~ 95% (Non-Condensing)
182 +** Operating: 10 ~~ 95% (Non-Condensing)
183 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
184 +* LoRa Rx current: <9 mA
185 +* I/O Voltage: 3.3v
104 104  
187 +== 2.4  LED ==
105 105  
106 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
107 107  
190 +~1. The LED lights up red when there is an upstream data packet
191 +2. When the network is successfully connected, the green light will be on for 5 seconds
192 +3. Purple light on when receiving downlink data packets
108 108  
109 -[[image:image-20220602161935-10.png||height="498" width="800"]]
110 110  
111 111  
196 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
112 112  
113 -(% style="color:blue" %)**3.  See Uplink Command**
114 114  
199 +**Show connection diagram：**
115 115  
116 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
117 117  
118 -example: AT+SENDB=01,02,8,05820802581ea0a5
202 +[[image:image-20220723170210-2.png||height="908" width="681"]]
119 119  
120 -[[image:image-20220602162157-11.png||height="497" width="800"]]
121 121  
122 122  
206 +(% style="color:blue" %)**1.  open Arduino IDE**
123 123  
124 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
125 125  
209 +[[image:image-20220723170545-4.png]]
126 126  
127 -[[image:image-20220817093644-1.png]]
128 128  
129 129  
130 -== 1.6  Example: How to join helium ==
213 +(% style="color:blue" %)**2.  Open project**
131 131  
132 132  
216 +LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
133 133  
134 -(% style="color:blue" %)**1.  Create a new device.**
135 135  
136 136  
137 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165500-1.png?width=940&height=464&rev=1.1||alt="image-20220907165500-1.png"]]
220 +(% style="color:blue" %)**3.  Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload**
138 138  
139 139  
140 140  
141 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
224 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
142 142  
143 143  
144 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165837-2.png?width=809&height=375&rev=1.1||alt="image-20220907165837-2.png" height="375" width="809"]]
227 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
145 145  
146 146  
147 147  
148 -(% style="color:blue" %)**3.  Use AT commands.**
231 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
149 149  
150 150  
151 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
234 +(% style="color:blue" %)**1.  Open project**
152 152  
153 153  
237 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
154 154  
155 -(% style="color:blue" %)**4.  Use the serial port tool**
156 156  
240 +[[image:image-20220723172502-8.png]]
157 157  
158 -[[image:image-20220909151517-2.png||height="543" width="708"]]
159 159  
160 160  
244 +(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
161 161  
162 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
163 163  
247 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
164 164  
165 -[[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"]]
166 166  
167 167  
251 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
168 168  
169 -(% style="color:blue" %)**6.  Network successfully.**
170 170  
254 +(% style="color:blue" %)**1.  Open project**
171 171  
172 -[[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"]]
173 173  
257 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
174 174  
175 175  
176 -(% style="color:blue" %)**7.  Send uplink using command**
260 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
177 177  
178 178  
179 -[[image:image-20220912085244-1.png]]
180 180  
264 +(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
181 181  
182 -[[image:image-20220912085307-2.png]]
183 183  
267 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
184 184  
185 185  
186 -[[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"]]
187 187  
271 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
188 188  
189 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
273 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
190 190  
275 +[[image:image-20220723175700-12.png||height="602" width="995"]]
191 191  
192 -**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]]
193 193  
194 -(**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]])
195 195  
279 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
196 196  
197 -(% style="color:red" %)**Preconditions:**
198 198  
199 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
282 +=== 2.8.1  Items needed for update ===
200 200  
201 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
202 202  
285 +1. LA66 LoRaWAN Shield
286 +1. Arduino
287 +1. USB TO TTL Adapter
203 203  
289 +[[image:image-20220602100052-2.png||height="385" width="600"]]
204 204  
205 -(% style="color:blue" %)**Steps for usage:**
206 206  
207 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
292 +=== 2.8.2  Connection ===
208 208  
209 -(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
210 210  
211 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
295 +[[image:image-20220602101311-3.png||height="276" width="600"]]
212 212  
213 213  
214 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
298 +(((
299 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
300 +)))
215 215  
302 +(((
303 +(% style="background-color:yellow" %)**GND  <-> GND
304 +TXD  <->  TXD
305 +RXD  <->  RXD**
306 +)))
216 216  
217 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
218 218  
309 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
219 219  
220 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
311 +Connect USB TTL Adapter to PC after connecting the wires
221 221  
222 222  
223 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
314 +[[image:image-20220602102240-4.png||height="304" width="600"]]
224 224  
225 225  
226 -[[image:image-20220723100439-2.png]]
317 +=== 2.8.3  Upgrade steps ===
227 227  
228 228  
320 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
229 229  
230 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
231 231  
323 +[[image:image-20220602102824-5.png||height="306" width="600"]]
232 232  
233 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
234 234  
235 - (% style="background-color:yellow" %)**apt update**
236 236  
237 - (% style="background-color:yellow" %)**apt install minicom**
327 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
238 238  
239 239  
240 -Use minicom to connect to the RPI's terminal
330 +[[image:image-20220602104701-12.png||height="285" width="600"]]
241 241  
242 -[[image:image-20220602153146-3.png||height="439" width="500"]]
243 243  
244 244  
334 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
245 245  
246 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
247 247  
337 +(((
338 +(% style="color:blue" %)**1. Software download link:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]**
339 +)))
248 248  
249 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
250 250  
342 +[[image:image-20220602103227-6.png]]
251 251  
252 -[[image:image-20220602154928-5.png||height="436" width="500"]]
253 253  
345 +[[image:image-20220602103357-7.png]]
254 254  
255 255  
256 -(% style="color:blue" %)**4.  Send Uplink message**
257 257  
349 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
350 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
258 258  
259 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
260 260  
261 -example: AT+SENDB=01,02,8,05820802581ea0a5
353 +[[image:image-20220602103844-8.png]]
262 262  
263 263  
264 -[[image:image-20220602160339-6.png||height="517" width="600"]]
265 265  
357 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
358 +(% style="color:blue" %)**3. Select the bin file to burn**
266 266  
267 267  
268 -Check to see if TTN received the message
361 +[[image:image-20220602104144-9.png]]
269 269  
270 270  
271 -[[image:image-20220602160627-7.png||height="369" width="800"]]
364 +[[image:image-20220602104251-10.png]]
272 272  
273 273  
274 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
367 +[[image:image-20220602104402-11.png]]
275 275  
276 -=== 1.9.1  Hardware and Software Connection ===
277 277  
278 278  
371 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
372 +(% style="color:blue" %)**4. Click to start the download**
279 279  
280 -==== (% style="color:blue" %)**Overview：**(%%) ====
374 +[[image:image-20220602104923-13.png]]
281 281  
282 282  
377 +
378 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
379 +(% style="color:blue" %)**5. Check update process**
380 +
381 +
382 +[[image:image-20220602104948-14.png]]
383 +
384 +
385 +
386 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
387 +(% style="color:blue" %)**The following picture shows that the burning is successful**
388 +
389 +[[image:image-20220602105251-15.png]]
390 +
391 +
392 +
393 += 3.  LA66 USB LoRaWAN Adapter =
394 +
395 +
396 +== 3.1  Overview ==
397 +
398 +
399 +[[image:image-20220715001142-3.png||height="145" width="220"]]
400 +
401 +
283 283  (((
284 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
403 +(% style="color:blue" %)**LA66 USB LoRaWAN Adapter**(%%) is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
404 +)))
285 285  
286 -* Send real-time location information of mobile phone to LoRaWAN network.
287 -* Check LoRaWAN network signal strengh.
288 -* Manually send messages to LoRaWAN network.
406 +(((
407 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
289 289  )))
290 290  
410 +(((
411 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
412 +)))
291 291  
414 +(((
415 +Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
416 +)))
292 292  
418 +(((
419 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
420 +)))
293 293  
294 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
295 295  
296 296  
297 -A USB to Type-C adapter is needed to connect to a Mobile phone.
424 +== 3.2  Features ==
298 298  
299 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
426 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
427 +* Ultra-long RF range
428 +* Support LoRaWAN v1.0.4 protocol
429 +* Support peer-to-peer protocol
430 +* TCXO crystal to ensure RF performance on low temperature
431 +* Spring RF antenna
432 +* Available in different frequency LoRaWAN frequency bands.
433 +* World-wide unique OTAA keys.
434 +* AT Command via UART-TTL interface
435 +* Firmware upgradable via UART interface
436 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
300 300  
301 -[[image:image-20220813174353-2.png||height="360" width="313"]]
438 +== 3.3  Specification ==
302 302  
440 +* CPU: 32-bit 48 MHz
441 +* Flash: 256KB
442 +* RAM: 64KB
443 +* Input Power Range: 5v
444 +* Frequency Range: 150 MHz ~~ 960 MHz
445 +* Maximum Power +22 dBm constant RF output
446 +* High sensitivity: -148 dBm
447 +* Temperature:
448 +** Storage: -55 ~~ +125℃
449 +** Operating: -40 ~~ +85℃
450 +* Humidity:
451 +** Storage: 5 ~~ 95% (Non-Condensing)
452 +** Operating: 10 ~~ 95% (Non-Condensing)
453 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
454 +* LoRa Rx current: <9 mA
303 303  
456 +== 3.4  Pin Mapping & LED ==
304 304  
305 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
306 306  
307 307  
308 -[[(% 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)
460 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
309 309  
310 310  
311 -[[image:image-20220813173738-1.png]]
463 +(((
464 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
465 +)))
312 312  
313 313  
468 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
314 314  
315 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
316 316  
471 +[[image:image-20220723100027-1.png]]
317 317  
318 -Function and page introduction
319 319  
474 +Open the serial port tool
320 320  
321 -[[image:image-20220723113448-7.png||height="995" width="450"]]
476 +[[image:image-20220602161617-8.png]]
322 322  
478 +[[image:image-20220602161718-9.png||height="457" width="800"]]
323 323  
324 -**Block Explain:**
325 325  
326 -1.  Display LA66 USB LoRaWAN Module connection status
327 327  
328 -2.  Check and reconnect
482 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
329 329  
330 -3.  Turn send timestamps on or off
484 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
331 331  
332 -4.  Display LoRaWan connection status
333 333  
334 -5.  Check LoRaWan connection status
487 +[[image:image-20220602161935-10.png||height="498" width="800"]]
335 335  
336 -6.  The RSSI value of the node when the ACK is received
337 337  
338 -7.  Node's Signal Strength Icon
339 339  
340 -8.  Configure Location Uplink Interval
491 +(% style="color:blue" %)**3. See Uplink Command**
341 341  
342 -9.  AT command input box
493 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
343 343  
344 -10.  Send Button:  Send input box info to LA66 USB Adapter
495 +example: AT+SENDB=01,02,8,05820802581ea0a5
345 345  
346 -11.  Output Log from LA66 USB adapter
497 +[[image:image-20220602162157-11.png||height="497" width="800"]]
347 347  
348 -12.  clear log button
349 349  
350 -13.  exit button
351 351  
501 +(% style="color:blue" %)**4. Check to see if TTN received the message**
352 352  
503 +[[image:image-20220602162331-12.png||height="420" width="800"]]
353 353  
354 -LA66 USB LoRaWAN Module not connected
355 355  
356 356  
357 -[[image:image-20220723110520-5.png||height="677" width="508"]]
507 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
358 358  
359 359  
510 +**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]]
360 360  
361 -Connect LA66 USB LoRaWAN Module
512 +(**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]])
362 362  
514 +(% style="color:red" %)**Preconditions:**
363 363  
364 -[[image:image-20220723110626-6.png||height="681" width="511"]]
516 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
365 365  
518 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
366 366  
367 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
368 368  
369 369  
370 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
522 +(% style="color:blue" %)**Steps for usage:**
371 371  
524 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
372 372  
373 -[[image:image-20220723134549-8.png]]
526 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
374 374  
528 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
375 375  
376 376  
377 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
378 378  
532 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
379 379  
380 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
381 381  
382 -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/]]
535 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
383 383  
384 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
385 385  
386 -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]]
538 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
387 387  
540 +[[image:image-20220723100439-2.png]]
388 388  
389 -Example output in NodeRed is as below:
390 390  
391 -[[image:image-20220723144339-1.png]]
392 392  
544 +(% style="color:blue" %)**2. Install Minicom in RPi.**
393 393  
394 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
546 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
395 395  
548 + (% style="background-color:yellow" %)**apt update**
396 396  
397 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
550 + (% style="background-color:yellow" %)**apt install minicom**
398 398  
399 -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).
400 400  
401 -(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
553 +Use minicom to connect to the RPI's terminal
402 402  
403 -[[image:image-20220723150132-2.png]]
555 +[[image:image-20220602153146-3.png||height="439" width="500"]]
404 404  
405 -==== ** Open the Upgrade tool (Tremo Programmer) in PC and Upgrade** ====
406 406  
407 -**1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
408 408  
409 -[[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"]]
559 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
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-20220602103357-7.png?rev=1.1||alt="image-20220602103357-7.png"]]
561 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
412 412  
413 -**2.  Select the COM port corresponding to USB TTL**
414 414  
415 -[[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"]]
564 +[[image:image-20220602154928-5.png||height="436" width="500"]]
416 416  
417 -**3.  Select the bin file to burn**
418 418  
419 -[[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"]]
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-20220602104251-10.png?rev=1.1||alt="image-20220602104251-10.png"]]
568 +(% style="color:blue" %)**4. Send Uplink message**
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-20220602104402-11.png?rev=1.1||alt="image-20220602104402-11.png"]]
570 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
424 424  
425 -**4.  Click to start the download**
572 +example: AT+SENDB=01,02,8,05820802581ea0a5
426 426  
427 -[[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"]]
428 428  
429 -**5.  Check update process**
575 +[[image:image-20220602160339-6.png||height="517" width="600"]]
430 430  
431 -[[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"]]
432 432  
433 -**The following picture shows that the burning is successful**
434 434  
435 -[[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"]]
579 +Check to see if TTN received the message
436 436  
437 -= 2.  FAQ =
581 +[[image:image-20220602160627-7.png||height="369" width="800"]]
438 438  
439 -== 2.1  How to Compile Source Code for LA66? ==
440 440  
441 441  
442 -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]]
585 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
443 443  
444 444  
445 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
588 +=== 3.8.1 DRAGINO-LA66-APP ===
446 446  
447 447  
448 -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]]
591 +[[image:image-20220723102027-3.png]]
449 449  
450 450  
451 -== 2.3 My device keeps showing invalid credentials, the device goes into low power mode ==
452 452  
453 -Set the AT+COMMAND:
595 +==== (% style="color:blue" %)**Overview：**(%%) ====
454 454  
455 -AT+UUID=666666666666
456 456  
598 +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.
457 457  
458 -= 3.  Order Info =
600 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
459 459  
460 460  
461 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
462 462  
604 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
463 463  
464 -(% style="color:blue" %)**XXX**(%%): The default frequency band
465 465  
466 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
467 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
468 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
469 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
470 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
471 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
472 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
473 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
474 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
607 +Requires a type-c to USB adapter
475 475  
476 -= 4.  Reference =
609 +[[image:image-20220723104754-4.png]]
477 477  
478 478  
479 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
480 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
481 481  
482 -= 5.  FCC Statement =
613 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
483 483  
484 484  
485 -(% style="color:red" %)**FCC Caution:**
616 +Function and page introduction
486 486  
487 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
618 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
488 488  
489 -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 +1.Display LA66 USB LoRaWAN Module connection status
490 490  
622 +2.Check and reconnect
491 491  
492 -(% style="color:red" %)**IMPORTANT NOTE: **
624 +3.Turn send timestamps on or off
493 493  
494 -(% 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 +4.Display LoRaWan connection status
495 495  
496 -—Reorient or relocate the receiving antenna.
628 +5.Check LoRaWan connection status
497 497  
498 -—Increase the separation between the equipment and receiver.
630 +6.The RSSI value of the node when the ACK is received
499 499  
500 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
632 +7.Node's Signal Strength Icon
501 501  
502 -—Consult the dealer or an experienced radio/TV technician for help.
634 +8.Set the packet sending interval of the node in seconds
503 503  
636 +9.AT command input box
504 504  
505 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
638 +10.Send AT command button
506 506  
507 -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 +11.Node log box
508 508  
509 -
642 +12.clear log button
643 +
644 +13.exit button
645 +
646 +
647 +LA66 USB LoRaWAN Module not connected
648 +
649 +[[image:image-20220723110520-5.png||height="903" width="677"]]
650 +
651 +
652 +
653 +Connect LA66 USB LoRaWAN Module
654 +
655 +[[image:image-20220723110626-6.png||height="906" width="680"]]
656 +
657 +
658 +
659 +=== 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 ===
660 +
661 +
662 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
663 +
664 +[[image:image-20220723134549-8.png]]
665 +
666 +
667 +
668 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
669 +
670 +Sample JSON file please go to this link to download：放置JSON文件的链接
671 +
672 +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/]]
673 +
674 +The following is the positioning effect map
675 +
676 +[[image:image-20220723144339-1.png]]
677 +
678 +
679 +
680 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
681 +
682 +
683 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
684 +
685 +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)
686 +
687 +[[image:image-20220723150132-2.png]]
688 +
689 +
690 +
691 += 4.  Order Info =
692 +
693 +
694 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
695 +
696 +
697 +(% style="color:blue" %)**XXX**(%%): The default frequency band
698 +
699 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
700 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
701 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
702 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
703 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
704 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
705 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
706 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
707 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
708 +
709 +
710 +
711 += 5.  Reference =
712 +
713 +
714 +* 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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