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Last modified by Xiaoling on 2025/02/07 16:37
From version 169.3
edited by Xiaoling
on 2024/01/22 09:54
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To version 87.8
edited by Xiaoling
on 2022/07/13 10:01
Change comment: There is no comment for this version

Summary

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Title
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1 -LA66 USB LoRaWAN Adapter User Manual
1 +LA66 LoRaWAN Module
Content
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1 1  
2 2  
3 -**Table of Contents:**
4 -
5 5  {{toc/}}
6 6  
7 7  
8 8  
7 += 1.  LA66 LoRaWAN Module =
9 9  
10 10  
11 -= 1.  LA66 USB LoRaWAN Adapter =
10 +== 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 -== 1.1  Overview ==
14 14  
13 +(% 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.
15 15  
16 -[[image:image-20220715001142-3.png||height="194" width="294"]][[image:image-20240101111030-2.png]]
15 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
17 17  
18 -
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.
21 -)))
22 -
23 -(((
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 -)))
26 -
27 -(((
28 28  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
29 -)))
30 30  
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 -)))
34 34  
35 -(((
36 36  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
37 -)))
38 38  
39 39  
40 40  == 1.2  Features ==
41 41  
42 -
43 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
44 -* Ultra-long RF range
45 -* Support LoRaWAN v1.0.3 protocol
26 +* 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
29 +* 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.
34 +* Ultra-long RF range
54 54  
55 -== 1.3  Specification ==
56 56  
57 57  
38 +== 1.3  Specification ==
39 +
58 58  * CPU: 32-bit 48 MHz
59 59  * Flash: 256KB
60 60  * RAM: 64KB
61 -* Input Power Range: 5v
43 +* Input Power Range: 1.8v ~~ 3.7v
44 +* 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
... ... @@ -70,361 +70,376 @@
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
56 +* I/O Voltage: 3.3v
73 73  
74 -== 1.4  Pin Mapping & LED ==
75 75  
76 76  
77 -[[image:image-20220813183239-3.png||height="526" width="662"]]
60 +== 1.4  AT Command ==
78 78  
62 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
79 79  
80 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
81 81  
65 +== 1.5  Dimension ==
82 82  
83 -(((
84 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
85 -)))
67 +[[image:image-20220517072526-1.png]]
86 86  
87 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
88 88  
89 -[[image:image-20220723100027-1.png]]
90 90  
71 +== 1.6  Pin Mapping ==
91 91  
92 -Open the serial port tool
93 93  
94 -[[image:image-20220602161617-8.png]]
74 +[[image:image-20220523101537-1.png]]
95 95  
96 96  
97 -[[image:image-20220602161718-9.png||height="457" width="800"]]
98 98  
78 +== 1.7  Land Pattern ==
99 99  
100 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
80 +[[image:image-20220517072821-2.png]]
101 101  
102 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
103 103  
104 -[[image:image-20220602161935-10.png||height="498" width="800"]]
105 105  
84 += 2.  LA66 LoRaWAN Shield =
106 106  
107 -(% style="color:blue" %)**3.  See Uplink Command**
108 108  
109 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
87 +== 2.1  Overview ==
110 110  
111 -example: AT+SENDB=01,02,8,05820802581ea0a5
89 +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.
112 112  
113 -[[image:image-20220602162157-11.png||height="497" width="800"]]
114 114  
92 +== 2.2  Features ==
115 115  
116 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
94 +* Arduino Shield base on LA66 LoRaWAN module
95 +* Support LoRaWAN v1.0.4 protocol
96 +* Support peer-to-peer protocol
97 +* TCXO crystal to ensure RF performance on low temperature
98 +* SMA connector
99 +* Available in different frequency LoRaWAN frequency bands.
100 +* World-wide unique OTAA keys.
101 +* AT Command via UART-TTL interface
102 +* Firmware upgradable via UART interface
103 +* Ultra-long RF range
117 117  
118 -[[image:image-20220817093644-1.png]]
119 119  
120 120  
121 -== 1.6  Example: How to join helium ==
107 +== 2.3  Specification ==
122 122  
109 +* CPU: 32-bit 48 MHz
110 +* Flash: 256KB
111 +* RAM: 64KB
112 +* Input Power Range: 1.8v ~~ 3.7v
113 +* Power Consumption: < 4uA.
114 +* Frequency Range: 150 MHz ~~ 960 MHz
115 +* Maximum Power +22 dBm constant RF output
116 +* High sensitivity: -148 dBm
117 +* Temperature:
118 +** Storage: -55 ~~ +125℃
119 +** Operating: -40 ~~ +85℃
120 +* Humidity:
121 +** Storage: 5 ~~ 95% (Non-Condensing)
122 +** Operating: 10 ~~ 95% (Non-Condensing)
123 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
124 +* LoRa Rx current: <9 mA
125 +* I/O Voltage: 3.3v
123 123  
124 -(% style="color:blue" %)**1.  Create a new device.**
125 125  
126 -[[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"]]
127 127  
129 +== 2.4  Pin Mapping & LED ==
128 128  
129 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
130 130  
131 -[[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"]]
132 132  
133 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
133 133  
134 -(% style="color:blue" %)**3.  Use AT commands.**
135 135  
136 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
137 137  
137 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
138 138  
139 -(% style="color:blue" %)**4.  Use the serial port tool**
140 140  
141 -[[image:image-20220909151517-2.png||height="543" width="708"]]
142 142  
141 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
143 143  
144 -(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
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-20220907170308-3.png?width=617&height=556&rev=1.1||alt="image-20220907170308-3.png" height="556" width="617"]]
147 147  
145 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
148 148  
149 -(% style="color:blue" %)**6.  Network successfully.**
150 150  
151 -[[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"]]
148 +=== 2.8.1  Items needed for update ===
152 152  
150 +1. LA66 LoRaWAN Shield
151 +1. Arduino
152 +1. USB TO TTL Adapter
153 153  
154 -(% style="color:blue" %)**7.  Send uplink using command**
154 +[[image:image-20220602100052-2.png||height="385" width="600"]]
155 155  
156 -[[image:image-20220912085244-1.png]]
157 157  
158 -[[image:image-20220912085307-2.png]]
157 +=== 2.8.2  Connection ===
159 159  
160 160  
161 -[[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"]]
160 +[[image:image-20220602101311-3.png||height="276" width="600"]]
162 162  
163 163  
164 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
163 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
165 165  
165 +(% style="background-color:yellow" %)**GND  <-> GND
166 +TXD  <->  TXD
167 +RXD  <->  RXD**
166 166  
167 -**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]]
168 168  
169 -(**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]])
170 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
170 170  
172 +Connect USB TTL Adapter to PC after connecting the wires
171 171  
172 -(% style="color:red" %)**Preconditions:**
173 173  
174 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
175 +[[image:image-20220602102240-4.png||height="304" width="600"]]
175 175  
176 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
177 177  
178 +=== 2.8.3  Upgrade steps ===
178 178  
179 -(% style="color:blue" %)**Steps for usage:**
180 180  
181 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
181 +==== 1.  Switch SW1 to put in ISP position ====
182 182  
183 -(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
184 184  
185 -(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
184 +[[image:image-20220602102824-5.png||height="306" width="600"]]
186 186  
187 187  
188 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
187 +==== 2.  Press the RST switch once ====
189 189  
189 +[[image:image-20220602104701-12.png||height="285" width="600"]]
190 190  
191 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
192 192  
192 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
193 193  
194 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
195 195  
196 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
195 +(% 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/]]**
197 197  
198 -[[image:image-20220723100439-2.png]]
199 199  
198 +[[image:image-20220602103227-6.png]]
200 200  
201 -(% style="color:blue" %)**2.  Install Minicom in RPi.**
202 202  
203 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
201 +[[image:image-20220602103357-7.png]]
204 204  
205 - (% style="background-color:yellow" %)**apt update**
206 206  
207 - (% style="background-color:yellow" %)**apt install minicom**
208 208  
209 -Use minicom to connect to the RPI's terminal
205 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
206 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
210 210  
211 -[[image:image-20220602153146-3.png||height="439" width="500"]]
212 212  
209 +[[image:image-20220602103844-8.png]]
213 213  
214 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
215 215  
216 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
217 217  
218 -[[image:image-20220602154928-5.png||height="436" width="500"]]
213 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
214 +(% style="color:blue" %)**3. Select the bin file to burn**
219 219  
220 220  
221 -(% style="color:blue" %)**4.  Send Uplink message**
217 +[[image:image-20220602104144-9.png]]
222 222  
223 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
224 224  
225 -example: AT+SENDB=01,02,8,05820802581ea0a5
220 +[[image:image-20220602104251-10.png]]
226 226  
227 -[[image:image-20220602160339-6.png||height="517" width="600"]]
228 228  
223 +[[image:image-20220602104402-11.png]]
229 229  
230 -Check to see if TTN received the message
231 231  
232 232  
233 -[[image:image-20220602160627-7.png||height="369" width="800"]]
227 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
228 +(% style="color:blue" %)**4. Click to start the download**
234 234  
230 +[[image:image-20220602104923-13.png]]
235 235  
236 -== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
237 237  
238 -=== 1.9.1  Hardware and Software Connection ===
233 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
234 +(% style="color:blue" %)**5. Check update process**
239 239  
240 240  
241 -==== (% style="color:blue" %)**Overview：**(%%) ====
237 +[[image:image-20220602104948-14.png]]
242 242  
243 -(((
244 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
245 245  
246 -* Send real-time location information of mobile phone to LoRaWAN network.
247 -* Check LoRaWAN network signal strengh.
248 -* Manually send messages to LoRaWAN network.
249 -)))
250 250  
241 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
242 +(% style="color:blue" %)**The following picture shows that the burning is successful**
251 251  
244 +[[image:image-20220602105251-15.png]]
252 252  
253 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
254 254  
255 -A USB to Type-C adapter is needed to connect to a Mobile phone.
256 256  
257 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
248 += 3.  LA66 USB LoRaWAN Adapter =
258 258  
259 -[[image:image-20220813174353-2.png||height="360" width="313"]]
260 260  
251 +== 3.1  Overview ==
261 261  
262 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
253 +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.
263 263  
264 -[[(% 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)
265 265  
266 -[[image:image-20220813173738-1.png]]
256 +== 3.2  Features ==
267 267  
258 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
259 +* Ultra-long RF range
260 +* Support LoRaWAN v1.0.4 protocol
261 +* Support peer-to-peer protocol
262 +* TCXO crystal to ensure RF performance on low temperature
263 +* Spring RF antenna
264 +* Available in different frequency LoRaWAN frequency bands.
265 +* World-wide unique OTAA keys.
266 +* AT Command via UART-TTL interface
267 +* Firmware upgradable via UART interface
268 268  
269 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
269 +== 3.3  Specification ==
270 270  
271 -Function and page introduction:
271 +* CPU: 32-bit 48 MHz
272 +* Flash: 256KB
273 +* RAM: 64KB
274 +* Input Power Range: 5v
275 +* Frequency Range: 150 MHz ~~ 960 MHz
276 +* Maximum Power +22 dBm constant RF output
277 +* High sensitivity: -148 dBm
278 +* Temperature:
279 +** Storage: -55 ~~ +125℃
280 +** Operating: -40 ~~ +85℃
281 +* Humidity:
282 +** Storage: 5 ~~ 95% (Non-Condensing)
283 +** Operating: 10 ~~ 95% (Non-Condensing)
284 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
285 +* LoRa Rx current: <9 mA
272 272  
273 -[[image:image-20220723113448-7.png||height="995" width="450"]]
287 +== 3.4  Pin Mapping & LED ==
274 274  
275 275  
276 -(% style="color:blue" %)**Block Explain:**
277 277  
278 -1.  Display LA66 USB LoRaWAN Module connection status
291 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
279 279  
280 -2.  Check and reconnect
281 281  
282 -3.  Turn send timestamps on or off
294 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
283 283  
284 -4.  Display LoRaWan connection status
285 285  
286 -5.  Check LoRaWan connection status
297 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
287 287  
288 -6.  The RSSI value of the node when the ACK is received
289 289  
290 -7.  Node's Signal Strength Icon
300 +[[image:image-20220602171217-1.png||height="538" width="800"]]
291 291  
292 -8.  Configure Location Uplink Interval
293 293  
294 -9.  AT command input box
303 +Open the serial port tool
295 295  
296 -10.  Send Button:  Send input box info to LA66 USB Adapter
305 +[[image:image-20220602161617-8.png]]
297 297  
298 -11.  Output Log from LA66 USB adapter
307 +[[image:image-20220602161718-9.png||height="457" width="800"]]
299 299  
300 -12.  clear log button
301 301  
302 -13.  exit button
303 303  
311 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
304 304  
305 -LA66 USB LoRaWAN Module not connected:
313 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
306 306  
307 -[[image:image-20220723110520-5.png||height="677" width="508"]]
308 308  
316 +[[image:image-20220602161935-10.png||height="498" width="800"]]
309 309  
310 -Connect LA66 USB LoRaWAN Module:
311 311  
312 -[[image:image-20220723110626-6.png||height="681" width="511"]]
313 313  
320 +(% style="color:blue" %)**3. See Uplink Command**
314 314  
315 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
322 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
316 316  
324 +example: AT+SENDB=01,02,8,05820802581ea0a5
317 317  
318 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
326 +[[image:image-20220602162157-11.png||height="497" width="800"]]
319 319  
320 320  
321 -[[image:image-20220723134549-8.png]]
322 322  
330 +(% style="color:blue" %)**4. Check to see if TTN received the message**
323 323  
332 +[[image:image-20220602162331-12.png||height="420" width="800"]]
324 324  
325 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
326 326  
327 327  
328 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
336 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
329 329  
330 -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/]]
331 331  
332 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
339 +**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]]
333 333  
334 -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]]
335 335  
342 +(% style="color:red" %)**Preconditions:**
336 336  
337 -Example output in NodeRed is as below:
344 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
338 338  
339 -[[image:image-20220723144339-1.png]]
346 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
340 340  
341 341  
342 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
343 343  
350 +(% style="color:blue" %)**Steps for usage:**
344 344  
345 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
352 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
346 346  
347 -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).
354 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
348 348  
349 -(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
356 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
350 350  
351 -[[image:image-20220723150132-2.png]]
352 352  
353 353  
354 -=== (% style="color:blue" %)**Open the Upgrade tool (Tremo Programmer) in PC and Upgrade** (%%) ===
360 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
355 355  
356 356  
357 -**1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
363 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
358 358  
359 -[[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"]]
360 360  
361 -[[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"]]
366 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
362 362  
368 +[[image:image-20220602171233-2.png||height="538" width="800"]]
363 363  
364 -**2.  Select the COM port corresponding to USB TTL**
365 365  
366 -[[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"]]
367 367  
372 +(% style="color:blue" %)**2. Install Minicom in RPi.**
368 368  
369 -**3.  Select the bin file to burn**
374 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
370 370  
371 -[[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"]]
376 + (% style="background-color:yellow" %)**apt update**
372 372  
373 -[[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"]]
378 + (% style="background-color:yellow" %)**apt install minicom**
374 374  
375 -[[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"]]
376 376  
381 +Use minicom to connect to the RPI's terminal
377 377  
378 -**4.  Click to start the download**
383 +[[image:image-20220602153146-3.png||height="439" width="500"]]
379 379  
380 -[[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"]]
381 381  
382 382  
383 -**5.  Check update process**
387 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**(%%)
388 +(% style="color:blue" %)The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
384 384  
385 -[[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"]]
390 +[[image:image-20220602154928-5.png||height="436" width="500"]]
386 386  
387 387  
388 -**The following picture shows that the burning is successful**
389 389  
390 -[[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"]]
394 +(% style="color:blue" %)**4. Send Uplink message**
391 391  
396 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
392 392  
393 -= 2.  FAQ =
398 +example: AT+SENDB=01,02,8,05820802581ea0a5
394 394  
395 -== 2.1  How to Compile Source Code for LA66? ==
396 396  
401 +[[image:image-20220602160339-6.png||height="517" width="600"]]
397 397  
398 -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]]
399 399  
400 400  
401 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
405 +Check to see if TTN received the message
402 402  
407 +[[image:image-20220602160627-7.png||height="369" width="800"]]
403 403  
404 -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]]
405 405  
406 406  
407 -== 2.3 My device keeps showing invalid credentials, the device goes into low power mode ==
411 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
408 408  
409 409  
410 -Set the AT+COMMAND: (% style="color:blue" %)**AT+UUID=666666666666**
411 411  
415 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
412 412  
413 -== 2.4 How to use external antenna via ipex connector? ==
414 414  
415 415  
416 -You need to remove the spring antenna first, and also remove the resistor and capacitor.
417 -Connect external antenna.
418 418  
419 -[[image:image-20231129155939-1.png||height="529" width="397"]]
420 += 4.  Order Info =
420 420  
421 421  
422 -= 3.  Order Info =
423 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
423 423  
424 424  
425 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
426 -
427 -
428 428  (% style="color:blue" %)**XXX**(%%): The default frequency band
429 429  
430 430  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -437,37 +437,11 @@
437 437  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
438 438  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
439 439  
440 -= 4.  Reference =
441 441  
442 442  
443 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
444 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
445 445  
446 -= 5.  FCC Statement =
441 += 5.  Reference =
447 447  
443 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
448 448  
449 -(% style="color:red" %)**FCC Caution:**
450 -
451 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
452 -
453 -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.
454 -
455 -
456 -(% style="color:red" %)**IMPORTANT NOTE: **
457 -
458 -(% 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:
459 -
460 -—Reorient or relocate the receiving antenna.
461 -
462 -—Increase the separation between the equipment and receiver.
463 -
464 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
465 -
466 -—Consult the dealer or an experienced radio/TV technician for help.
467 -
468 -
469 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
470 -
471 -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.
472 -
473 473  
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