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Last modified by Xiaoling on 2025/02/07 16:37
From version 170.1
edited by Bei Jinggeng
on 2024/03/15 09:47
Change comment: There is no comment for this version
To version 100.4
edited by Xiaoling
on 2022/07/19 11:42
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
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="194" width="294"]][[image:image-20240101111030-2.png]]
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  (((
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.
30 +(((
31 +(% 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.
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 +31,36 @@
31 31  (((
32 32  Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
33 33  )))
43 +)))
34 34  
35 35  (((
46 +(((
36 36  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
37 37  )))
49 +)))
38 38  
39 39  
52 +
40 40  == 1.2  Features ==
41 41  
42 -
43 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
44 -* Ultra-long RF range
45 -* Support LoRaWAN v1.0.3 protocol
55 +* 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  
65 +
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
71 +* Input Power Range: 1.8v ~~ 3.7v
72 +* 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
... ... @@ -70,404 +70,454 @@
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
84 +* I/O Voltage: 3.3v
73 73  
74 -== 1.4  Pin Mapping & LED ==
75 75  
87 +== 1.4  AT Command ==
76 76  
77 -[[image:image-20220813183239-3.png||height="526" width="662"]]
78 78  
90 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
79 79  
80 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
81 81  
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 -)))
94 +== 1.5  Dimension ==
86 86  
87 -(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
96 +[[image:image-20220718094750-3.png]]
88 88  
89 -[[image:image-20220723100027-1.png]]
90 90  
91 91  
92 -Open the serial port tool
93 93  
94 -[[image:image-20220602161617-8.png]]
101 +== 1.6  Pin Mapping ==
95 95  
96 96  
97 -[[image:image-20220602161718-9.png||height="457" width="800"]]
104 +[[image:image-20220719093156-1.png]]
98 98  
99 99  
100 -(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
101 101  
102 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
108 +== 1.7  Land Pattern ==
103 103  
104 -[[image:image-20220602161935-10.png||height="498" width="800"]]
110 +[[image:image-20220517072821-2.png]]
105 105  
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>**
114 += 2.  LA66 LoRaWAN Shield =
110 110  
111 -example: AT+SENDB=01,02,8,05820802581ea0a5
112 112  
113 -[[image:image-20220602162157-11.png||height="497" width="800"]]
117 +== 2.1  Overview ==
114 114  
115 115  
116 -(% style="color:blue" %)**4.  Check to see if TTN received the message**
120 +(((
121 +[[image:image-20220715000826-2.png||height="145" width="220"]]
122 +)))
117 117  
118 -[[image:image-20220817093644-1.png]]
124 +(((
125 +
126 +)))
119 119  
128 +(((
129 +(% 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.
130 +)))
120 120  
121 -== 1.6  Example: How to join helium ==
132 +(((
133 +(((
134 +(% 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.
135 +)))
136 +)))
122 122  
138 +(((
139 +(((
140 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
141 +)))
142 +)))
123 123  
124 -(% style="color:blue" %)**1.  Create a new device.**
144 +(((
145 +(((
146 +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.
147 +)))
148 +)))
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"]]
150 +(((
151 +(((
152 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
153 +)))
154 +)))
127 127  
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"]]
158 +== 2.2  Features ==
132 132  
160 +* Arduino Shield base on LA66 LoRaWAN module
161 +* Support LoRaWAN v1.0.4 protocol
162 +* Support peer-to-peer protocol
163 +* TCXO crystal to ensure RF performance on low temperature
164 +* SMA connector
165 +* Available in different frequency LoRaWAN frequency bands.
166 +* World-wide unique OTAA keys.
167 +* AT Command via UART-TTL interface
168 +* Firmware upgradable via UART interface
169 +* Ultra-long RF range
133 133  
134 -(% style="color:blue" %)**3.  Use AT commands.**
135 135  
136 -[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
172 +== 2.3  Specification ==
137 137  
174 +* CPU: 32-bit 48 MHz
175 +* Flash: 256KB
176 +* RAM: 64KB
177 +* Input Power Range: 1.8v ~~ 3.7v
178 +* Power Consumption: < 4uA.
179 +* Frequency Range: 150 MHz ~~ 960 MHz
180 +* Maximum Power +22 dBm constant RF output
181 +* High sensitivity: -148 dBm
182 +* Temperature:
183 +** Storage: -55 ~~ +125℃
184 +** Operating: -40 ~~ +85℃
185 +* Humidity:
186 +** Storage: 5 ~~ 95% (Non-Condensing)
187 +** Operating: 10 ~~ 95% (Non-Condensing)
188 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
189 +* LoRa Rx current: <9 mA
190 +* I/O Voltage: 3.3v
138 138  
139 -(% style="color:blue" %)**4.  Use the serial port tool**
140 140  
141 -[[image:image-20220909151517-2.png||height="543" width="708"]]
193 +== 2.4  Pin Mapping & LED ==
142 142  
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"]]
197 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
147 147  
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"]]
201 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
152 152  
153 153  
154 -(% style="color:blue" %)**7.  Send uplink using command**
155 155  
156 -[[image:image-20220912085244-1.png]]
205 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
157 157  
158 -[[image:image-20220912085307-2.png]]
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"]]
209 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
162 162  
163 163  
164 -== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
212 +=== 2.8.1  Items needed for update ===
165 165  
214 +1. LA66 LoRaWAN Shield
215 +1. Arduino
216 +1. USB TO TTL Adapter
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]])
219 +[[image:image-20220602100052-2.png||height="385" width="600"]]
170 170  
171 171  
172 -(% style="color:red" %)**Preconditions:**
222 +=== 2.8.2  Connection ===
173 173  
174 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
175 175  
176 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
225 +[[image:image-20220602101311-3.png||height="276" width="600"]]
177 177  
178 178  
179 -(% style="color:blue" %)**Steps for usage:**
228 +(((
229 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
230 +)))
180 180  
181 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
232 +(((
233 +(% style="background-color:yellow" %)**GND  <-> GND
234 +TXD  <->  TXD
235 +RXD  <->  RXD**
236 +)))
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
239 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
186 186  
241 +Connect USB TTL Adapter to PC after connecting the wires
187 187  
188 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
189 189  
244 +[[image:image-20220602102240-4.png||height="304" width="600"]]
190 190  
191 -== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
192 192  
247 +=== 2.8.3  Upgrade steps ===
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**
250 +==== 1.  Switch SW1 to put in ISP position ====
197 197  
198 -[[image:image-20220723100439-2.png]]
199 199  
253 +[[image:image-20220602102824-5.png||height="306" width="600"]]
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
204 204  
205 - (% style="background-color:yellow" %)**apt update**
257 +==== 2.  Press the RST switch once ====
206 206  
207 - (% style="background-color:yellow" %)**apt install minicom**
208 208  
209 -Use minicom to connect to the RPI's terminal
260 +[[image:image-20220602104701-12.png||height="285" width="600"]]
210 210  
211 -[[image:image-20220602153146-3.png||height="439" width="500"]]
212 212  
213 213  
214 -(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
264 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
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"]]
267 +(((
268 +(% 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/]]**
269 +)))
219 219  
220 220  
221 -(% style="color:blue" %)**4.  Send Uplink message**
272 +[[image:image-20220602103227-6.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
275 +[[image:image-20220602103357-7.png]]
226 226  
227 -[[image:image-20220602160339-6.png||height="517" width="600"]]
228 228  
229 229  
230 -Check to see if TTN received the message
279 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
280 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
231 231  
232 232  
233 -[[image:image-20220602160627-7.png||height="369" width="800"]]
283 +[[image:image-20220602103844-8.png]]
234 234  
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 ===
287 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
288 +(% style="color:blue" %)**3. Select the bin file to burn**
239 239  
240 240  
241 -==== (% style="color:blue" %)**Overview：**(%%) ====
291 +[[image:image-20220602104144-9.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 -)))
294 +[[image:image-20220602104251-10.png]]
250 250  
251 251  
297 +[[image:image-20220602104402-11.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.
301 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
302 +(% style="color:blue" %)**4. Click to start the download**
258 258  
259 -[[image:image-20220813174353-2.png||height="360" width="313"]]
304 +[[image:image-20220602104923-13.png]]
260 260  
261 261  
262 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
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)
308 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
309 +(% style="color:blue" %)**5. Check update process**
265 265  
266 -[[image:image-20220813173738-1.png]]
267 267  
312 +[[image:image-20220602104948-14.png]]
268 268  
269 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
270 270  
271 -Function and page introduction:
272 272  
273 -[[image:image-20220723113448-7.png||height="995" width="450"]]
316 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
317 +(% style="color:blue" %)**The following picture shows that the burning is successful**
274 274  
319 +[[image:image-20220602105251-15.png]]
275 275  
276 -(% style="color:blue" %)**Block Explain:**
277 277  
278 -1.  Display LA66 USB LoRaWAN Module connection status
279 279  
280 -2.  Check and reconnect
323 += 3.  LA66 USB LoRaWAN Adapter =
281 281  
282 -3.  Turn send timestamps on or off
283 283  
284 -4.  Display LoRaWan connection status
326 +== 3.1  Overview ==
285 285  
286 -5.  Check LoRaWan connection status
287 287  
288 -6.  The RSSI value of the node when the ACK is received
329 +[[image:image-20220715001142-3.png||height="145" width="220"]]
289 289  
290 -7.  Node's Signal Strength Icon
291 291  
292 -8.  Configure Location Uplink Interval
332 +(% 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.
293 293  
294 -9.  AT command input box
334 +(% 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.
295 295  
296 -10.  Send Button:  Send input box info to LA66 USB Adapter
336 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
297 297  
298 -11.  Output Log from LA66 USB adapter
338 +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.
299 299  
300 -12.  clear log button
340 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
301 301  
302 -13.  exit button
303 303  
304 304  
305 -LA66 USB LoRaWAN Module not connected:
344 +== 3.2  Features ==
306 306  
307 -[[image:image-20220723110520-5.png||height="677" width="508"]]
346 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
347 +* Ultra-long RF range
348 +* Support LoRaWAN v1.0.4 protocol
349 +* Support peer-to-peer protocol
350 +* TCXO crystal to ensure RF performance on low temperature
351 +* Spring RF antenna
352 +* Available in different frequency LoRaWAN frequency bands.
353 +* World-wide unique OTAA keys.
354 +* AT Command via UART-TTL interface
355 +* Firmware upgradable via UART interface
356 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
308 308  
309 309  
310 -Connect LA66 USB LoRaWAN Module:
359 +== 3.3  Specification ==
311 311  
312 -[[image:image-20220723110626-6.png||height="681" width="511"]]
361 +* CPU: 32-bit 48 MHz
362 +* Flash: 256KB
363 +* RAM: 64KB
364 +* Input Power Range: 5v
365 +* Frequency Range: 150 MHz ~~ 960 MHz
366 +* Maximum Power +22 dBm constant RF output
367 +* High sensitivity: -148 dBm
368 +* Temperature:
369 +** Storage: -55 ~~ +125℃
370 +** Operating: -40 ~~ +85℃
371 +* Humidity:
372 +** Storage: 5 ~~ 95% (Non-Condensing)
373 +** Operating: 10 ~~ 95% (Non-Condensing)
374 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
375 +* LoRa Rx current: <9 mA
313 313  
314 314  
315 -=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
378 +== 3.4  Pin Mapping & LED ==
316 316  
317 317  
318 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
319 319  
382 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
320 320  
321 -[[image:image-20220723134549-8.png]]
322 322  
385 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
323 323  
324 324  
325 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
388 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
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.
391 +[[image:image-20220602171217-1.png||height="538" width="800"]]
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.
394 +Open the serial port tool
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]]
396 +[[image:image-20220602161617-8.png]]
335 335  
398 +[[image:image-20220602161718-9.png||height="457" width="800"]]
336 336  
337 -Example output in NodeRed is as below:
338 338  
339 -[[image:image-20220723144339-1.png]]
340 340  
402 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
341 341  
342 -== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
404 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
343 343  
344 -=== 1.10.1 LA66V1 Update method ===
345 345  
346 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
407 +[[image:image-20220602161935-10.png||height="498" width="800"]]
347 347  
348 -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).
349 349  
350 -(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
351 351  
352 -[[image:image-20220723150132-2.png]]
411 +(% style="color:blue" %)**3. See Uplink Command**
353 353  
413 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
354 354  
355 -=== (% style="color:blue" %)**Open the Upgrade tool (Tremo Programmer) in PC and Upgrade** (%%) ===
415 +example: AT+SENDB=01,02,8,05820802581ea0a5
356 356  
417 +[[image:image-20220602162157-11.png||height="497" width="800"]]
357 357  
358 -**1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
359 359  
360 -[[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"]]
361 361  
362 -[[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"]]
421 +(% style="color:blue" %)**4. Check to see if TTN received the message**
363 363  
423 +[[image:image-20220602162331-12.png||height="420" width="800"]]
364 364  
365 -**2.  Select the COM port corresponding to USB TTL**
366 366  
367 -[[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"]]
368 368  
427 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
369 369  
370 -**3.  Select the bin file to burn**
371 371  
372 -[[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"]]
430 +**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]]
373 373  
374 -[[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"]]
375 375  
376 -[[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"]]
433 +(% style="color:red" %)**Preconditions:**
377 377  
435 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
378 378  
379 -**4.  Click to start the download**
437 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
380 380  
381 -[[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"]]
382 382  
383 383  
384 -**5.  Check update process**
441 +(% style="color:blue" %)**Steps for usage:**
385 385  
386 -[[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"]]
443 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
387 387  
445 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
388 388  
389 -**The following picture shows that the burning is successful**
447 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
390 390  
391 -[[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"]]
392 392  
393 -= 2.  FAQ =
394 394  
395 -== 2.1  How to Compile Source Code for LA66? ==
451 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
396 396  
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]]
454 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
399 399  
400 400  
401 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
457 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
402 402  
459 +[[image:image-20220602171233-2.png||height="538" 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 ==
463 +(% style="color:blue" %)**2. Install Minicom in RPi.**
408 408  
465 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
409 409  
410 -Set the AT+COMMAND: (% style="color:blue" %)**AT+UUID=666666666666**
467 + (% style="background-color:yellow" %)**apt update**
411 411  
469 + (% style="background-color:yellow" %)**apt install minicom**
412 412  
413 -== 2.4 How to use external antenna via ipex connector? ==
414 414  
472 +Use minicom to connect to the RPI's terminal
415 415  
416 -You need to remove the spring antenna first, and also remove the resistor and capacitor.
417 -Connect external antenna.
474 +[[image:image-20220602153146-3.png||height="439" width="500"]]
418 418  
419 -[[image:image-20231129155939-1.png||height="529" width="397"]]
420 420  
421 421  
422 -= 3.  Order Info =
478 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
423 423  
480 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
424 424  
425 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
426 426  
483 +[[image:image-20220602154928-5.png||height="436" width="500"]]
427 427  
428 -(% style="color:blue" %)**XXX**(%%): The default frequency band
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 -= 4.  Reference =
487 +(% style="color:blue" %)**4. Send Uplink message**
441 441  
489 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
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]].
491 +example: AT+SENDB=01,02,8,05820802581ea0a5
445 445  
446 -= 5.  FCC Statement =
447 447  
494 +[[image:image-20220602160339-6.png||height="517" width="600"]]
448 448  
449 -(% style="color:red" %)**FCC Caution:**
450 450  
451 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
452 452  
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.
498 +Check to see if TTN received the message
454 454  
500 +[[image:image-20220602160627-7.png||height="369" width="800"]]
455 455  
456 -(% style="color:red" %)**IMPORTANT NOTE: **
457 457  
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:
459 459  
460 -—Reorient or relocate the receiving antenna.
504 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
461 461  
462 -—Increase the separation between the equipment and receiver.
463 463  
464 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
465 465  
466 -—Consult the dealer or an experienced radio/TV technician for help.
508 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
467 467  
468 468  
469 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
470 470  
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.
472 472  
473 -
513 += 4.  Order Info =
514 +
515 +
516 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
517 +
518 +
519 +(% style="color:blue" %)**XXX**(%%): The default frequency band
520 +
521 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
522 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
523 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
524 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
525 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
526 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
527 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
528 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
529 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
530 +
531 +
532 += 5.  Reference =
533 +
534 +* 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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