Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 64.1 >
edited by Edwin Chen
on 2022/07/02 21:03
To version < 25.1 >
edited by Herong Lu
on 2022/06/02 10:41
>
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1 -XWiki.Edwin
1 +XWiki.Lu
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6 6  
7 7  == What is LA66 LoRaWAN Module ==
8 8  
9 -**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.
9 +**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 LoRa 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 program, create and connect your things everywhere.
10 10  
11 -**LA66 **is a ready-to-use module that includes the 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 for developers to make a LoRaWAN End device. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
11 +**LA66 **is a ready-to-use module which includes the LoRaWAN v1.0.4 protocol. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
12 12  
13 +**Each LA66 **module includes a world unique OTAA key for LoRaWAN registration.
13 13  
14 -LA66 is equipped with **TCXO crystal** which ensures the module can achieve the stable performance in extreme temperatures.
15 15  
16 16  
17 -**Each LA66 **module includes a world-unique OTAA key for LoRaWAN registration.
18 -
19 -
20 -
21 21  == Specification ==
22 22  
23 23  [[image:image-20220517072526-1.png]]
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122 122  
123 123  === Upgrade steps ===
124 124  
125 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
126 126  
127 -[[image:image-20220602102824-5.png]]
128 -
129 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
130 -
131 -[[image:image-20220602104701-12.png]]
132 -
133 -==== Open the upgrade application software ====
134 -
135 -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/]]
136 -
137 -[[image:image-20220602103227-6.png]]
138 -
139 -[[image:image-20220602103357-7.png]]
140 -
141 -===== Select the COM port corresponding to USB TTL =====
142 -
143 -[[image:image-20220602103844-8.png]]
144 -
145 -===== Select the bin file to burn =====
146 -
147 -[[image:image-20220602104144-9.png]]
148 -
149 -[[image:image-20220602104251-10.png]]
150 -
151 -[[image:image-20220602104402-11.png]]
152 -
153 -===== Click to start the download =====
154 -
155 -[[image:image-20220602104923-13.png]]
156 -
157 -===== The following figure appears to prove that the burning is in progress =====
158 -
159 -[[image:image-20220602104948-14.png]]
160 -
161 -===== The following picture appears to prove that the burning is successful =====
162 -
163 -[[image:image-20220602105251-15.png]]
164 -
165 165  = LA66 USB LoRaWAN Adapter =
166 166  
167 167  LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
168 168  
169 -Before use, please make sure that the computer has installed the CP2102 driver
170 -
171 171  == Pin Mapping & LED ==
172 172  
173 173  == Example Send & Get Messages via LoRaWAN in PC ==
174 174  
175 -Connect the LA66 LoRa Shield to the PC
176 -
177 -[[image:image-20220602171217-1.png||height="615" width="915"]]
178 -
179 -Open the serial port tool
180 -
181 -[[image:image-20220602161617-8.png]]
182 -
183 -[[image:image-20220602161718-9.png||height="529" width="927"]]
184 -
185 -Press the reset switch RST on the LA66 LoRa Shield.
186 -
187 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
188 -
189 -[[image:image-20220602161935-10.png]]
190 -
191 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
192 -
193 -example: AT+SENDB=01,02,8,05820802581ea0a5
194 -
195 -[[image:image-20220602162157-11.png]]
196 -
197 -Check to see if TTN received the message
198 -
199 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
200 -
201 201  == Example Send & Get Messages via LoRaWAN in RPi ==
202 202  
203 -Connect the LA66 LoRa Shield to the RPI
132 +=== Install USB Driver ===
204 204  
205 -[[image:image-20220602171233-2.png||height="592" width="881"]]
206 -
207 -Log in to the RPI's terminal and connect to the serial port
208 -
209 -[[image:image-20220602153146-3.png]]
210 -
211 -Press the reset switch RST on the LA66 LoRa Shield.
212 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
213 -
214 -[[image:image-20220602154928-5.png]]
215 -
216 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
217 -
218 -example: AT+SENDB=01,02,8,05820802581ea0a5
219 -
220 -[[image:image-20220602160339-6.png]]
221 -
222 -Check to see if TTN received the message
223 -
224 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
225 -
226 226  === Install Minicom ===
227 227  
228 -Enter the following command in the RPI terminal
136 +=== Use AT Command to send an uplink message. ===
229 229  
230 -apt update
138 +=== Send CPU/RAM usage to TTN via a script. ===
231 231  
232 -[[image:image-20220602143155-1.png]]
233 233  
234 -apt install minicom
235 -
236 -[[image:image-20220602143744-2.png]]
237 -
238 -=== Send PC's CPU/RAM usage to TTN via script. ===
239 -
240 -==== Take python as an example： ====
241 -
242 -===== Preconditions: =====
243 -
244 -1.LA66 USB LoRaWAN Adapter works fine
245 -
246 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
247 -
248 -===== Steps for usage =====
249 -
250 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
251 -
252 -2.Run the script and see the TTN
253 -
254 -[[image:image-20220602115852-3.png]]
255 -
256 -
257 -
258 258  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
259 259  
260 260  
261 261  == Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
262 -
263 -
CP210x_Universal_Windows_Driver.zip
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