Last modified by Mengting Qiu on 2024/04/01 17:22
<
From version < 71.1 >
edited by Edwin Chen
on 2022/07/03 00:00
To version < 86.1 >
edited by Edwin Chen
on 2022/07/10 22:08
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -29,7 +29,6 @@
29 29  * Firmware upgradable via UART interface
30 30  * Ultra-long RF range
31 31  
32 -
33 33  == Specification ==
34 34  
35 35  * CPU: 32-bit 48 MHz
... ... @@ -69,24 +69,8 @@
69 69  [[image:image-20220517072821-2.png]]
70 70  
71 71  
72 -== Part Number ==
71 +
73 73  
74 -Part Number: **LA66-XXX**
75 -
76 -**XX**: The default frequency band
77 -
78 -* **AS923**: LoRaWAN AS923 band
79 -* **AU915**: LoRaWAN AU915 band
80 -* **EU433**: LoRaWAN EU433 band
81 -* **EU868**: LoRaWAN EU868 band
82 -* **KR920**: LoRaWAN KR920 band
83 -* **US915**: LoRaWAN US915 band
84 -* **IN865**: LoRaWAN IN865 band
85 -* **CN470**: LoRaWAN CN470 band
86 -* **PP**: Peer to Peer LoRa Protocol
87 -
88 -
89 -
90 90  = LA66 LoRaWAN Shield =
91 91  
92 92  == Overview ==
... ... @@ -107,7 +107,6 @@
107 107  * Firmware upgradable via UART interface
108 108  * Ultra-long RF range
109 109  
110 -
111 111  == Specification ==
112 112  
113 113  * CPU: 32-bit 48 MHz
... ... @@ -128,7 +128,6 @@
128 128  * LoRa Rx current: <9 mA
129 129  * I/O Voltage: 3.3v
130 130  
131 -
132 132  == Pin Mapping & LED ==
133 133  
134 134  == Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
... ... @@ -139,58 +139,62 @@
139 139  
140 140  == Upgrade Firmware of LA66 LoRaWAN Shield ==
141 141  
142 -=== what needs to be used ===
123 +=== Items needed for update ===
143 143  
144 -1.LA66 LoRaWAN Shield that needs to be upgraded
125 +1. LA66 LoRaWAN Shield
126 +1. Arduino
127 +1. USB TO TTL Adapter
145 145  
146 -2.Arduino
129 +[[image:image-20220602100052-2.png||height="385" width="600"]]
147 147  
148 -3.USB TO TTL
149 149  
150 -[[image:image-20220602100052-2.png]]
132 +=== Connection ===
151 151  
152 -=== Wiring Schematic ===
134 +[[image:image-20220602101311-3.png||height="276" width="600"]]
153 153  
154 -[[image:image-20220602101311-3.png]]
136 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
137 +**GND  <-> GND
138 +TXD  <-> TXD
139 +RXD  <-> RXD**
155 155  
156 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
141 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
157 157  
158 -GND  >>>>>>>>>>>>GND
143 +Connect USB TTL Adapter to PC after connecting the wires
159 159  
160 -TXD  >>>>>>>>>>>>TXD
161 161  
162 -RXD  >>>>>>>>>>>>RXD
146 +[[image:image-20220602102240-4.png||height="304" width="600"]]
163 163  
164 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
165 165  
166 -Connect to the PC after connecting the wires
149 +=== Upgrade steps ===
167 167  
168 -[[image:image-20220602102240-4.png]]
151 +==== Switch SW1 to put in ISP position ====
169 169  
170 -=== Upgrade steps ===
153 +[[image:image-20220602102824-5.png||height="306" width="600"]]
171 171  
172 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
173 173  
174 -[[image:image-20220602102824-5.png]]
156 +==== Press the RST switch once ====
175 175  
176 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
158 +[[image:image-20220602104701-12.png||height="285" width="600"]]
177 177  
178 -[[image:image-20220602104701-12.png]]
179 179  
180 -==== Open the upgrade application software ====
161 +==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
181 181  
182 -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/]]
163 +**~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/]]**
183 183  
184 184  [[image:image-20220602103227-6.png]]
185 185  
186 186  [[image:image-20220602103357-7.png]]
187 187  
188 -===== Select the COM port corresponding to USB TTL =====
189 189  
170 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
171 +**2. Select the COM port corresponding to USB TTL**
172 +
190 190  [[image:image-20220602103844-8.png]]
191 191  
192 -===== Select the bin file to burn =====
193 193  
176 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
177 +**3. Select the bin file to burn**
178 +
194 194  [[image:image-20220602104144-9.png]]
195 195  
196 196  [[image:image-20220602104251-10.png]]
... ... @@ -197,114 +197,199 @@
197 197  
198 198  [[image:image-20220602104402-11.png]]
199 199  
200 -===== Click to start the download =====
201 201  
186 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
187 +**4. Click to start the download**
188 +
202 202  [[image:image-20220602104923-13.png]]
203 203  
204 -===== The following figure appears to prove that the burning is in progress =====
205 205  
192 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
193 +**5. Check update process**
194 +
206 206  [[image:image-20220602104948-14.png]]
207 207  
208 -===== The following picture appears to prove that the burning is successful =====
209 209  
198 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
199 +**The following picture shows that the burning is successful**
200 +
210 210  [[image:image-20220602105251-15.png]]
211 211  
203 +
204 +
205 +
212 212  = LA66 USB LoRaWAN Adapter =
213 213  
214 -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.
208 +== Overview ==
215 215  
216 -Before use, please make sure that the computer has installed the CP2102 driver
210 +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.
217 217  
212 +
213 +== Features ==
214 +
215 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
216 +* Ultra-long RF range
217 +* Support LoRaWAN v1.0.4 protocol
218 +* Support peer-to-peer protocol
219 +* TCXO crystal to ensure RF performance on low temperature
220 +* Spring RF antenna
221 +* Available in different frequency LoRaWAN frequency bands.
222 +* World-wide unique OTAA keys.
223 +* AT Command via UART-TTL interface
224 +* Firmware upgradable via UART interface
225 +
226 +== Specification ==
227 +
228 +* CPU: 32-bit 48 MHz
229 +* Flash: 256KB
230 +* RAM: 64KB
231 +* Input Power Range: 5v
232 +* Frequency Range: 150 MHz ~~ 960 MHz
233 +* Maximum Power +22 dBm constant RF output
234 +* High sensitivity: -148 dBm
235 +* Temperature:
236 +** Storage: -55 ~~ +125℃
237 +** Operating: -40 ~~ +85℃
238 +* Humidity:
239 +** Storage: 5 ~~ 95% (Non-Condensing)
240 +** Operating: 10 ~~ 95% (Non-Condensing)
241 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
242 +* LoRa Rx current: <9 mA
243 +
218 218  == Pin Mapping & LED ==
219 219  
220 220  == Example Send & Get Messages via LoRaWAN in PC ==
221 221  
222 -Connect the LA66 LoRa Shield to the PC
248 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
223 223  
224 -[[image:image-20220602171217-1.png||height="615" width="915"]]
250 +~1. Connect the LA66 USB LoRaWAN adapter to PC
225 225  
252 +[[image:image-20220602171217-1.png||height="538" width="800"]]
253 +
226 226  Open the serial port tool
227 227  
228 228  [[image:image-20220602161617-8.png]]
229 229  
230 -[[image:image-20220602161718-9.png||height="529" width="927"]]
258 +[[image:image-20220602161718-9.png||height="457" width="800"]]
231 231  
232 -Press the reset switch RST on the LA66 LoRa Shield.
233 233  
234 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
261 +2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
235 235  
236 -[[image:image-20220602161935-10.png]]
263 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
237 237  
238 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
265 +[[image:image-20220602161935-10.png||height="498" width="800"]]
239 239  
267 +
268 +3. See Uplink Command
269 +
270 +Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
271 +
240 240  example: AT+SENDB=01,02,8,05820802581ea0a5
241 241  
242 -[[image:image-20220602162157-11.png]]
274 +[[image:image-20220602162157-11.png||height="497" width="800"]]
243 243  
244 -Check to see if TTN received the message
245 245  
246 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
277 +4. Check to see if TTN received the message
247 247  
248 -== Example Send & Get Messages via LoRaWAN in RPi ==
279 +[[image:image-20220602162331-12.png||height="420" width="800"]]
249 249  
250 -Connect the LA66 LoRa Shield to the RPI
251 251  
252 -[[image:image-20220602171233-2.png||height="592" width="881"]]
253 253  
254 -Log in to the RPI's terminal and connect to the serial port
283 +== Example:Send PC's CPU/RAM usage to TTN via python ==
255 255  
256 -[[image:image-20220602153146-3.png]]
285 +(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
286 +**Use python as an example：**
257 257  
258 -Press the reset switch RST on the LA66 LoRa Shield.
259 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
288 +(% class="wikigeneratedid" id="HPreconditions:" %)
289 +**Preconditions:**
260 260  
261 -[[image:image-20220602154928-5.png]]
291 +1.LA66 USB LoRaWAN Adapter works fine
262 262  
263 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
293 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
264 264  
265 -example: AT+SENDB=01,02,8,05820802581ea0a5
295 +(% class="wikigeneratedid" id="HStepsforusage" %)
296 +**Steps for usage**
266 266  
267 -[[image:image-20220602160339-6.png]]
298 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
268 268  
269 -Check to see if TTN received the message
300 +2.Run the python script in PC and see the TTN
270 270  
271 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
302 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
272 272  
273 -=== Install Minicom ===
274 274  
275 -Enter the following command in the RPI terminal
276 276  
277 -apt update
306 +== Example Send & Get Messages via LoRaWAN in RPi ==
278 278  
279 -[[image:image-20220602143155-1.png]]
308 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
280 280  
281 -apt install minicom
310 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
282 282  
283 -[[image:image-20220602143744-2.png]]
312 +[[image:image-20220602171233-2.png||height="538" width="800"]]
284 284  
285 -=== Send PC's CPU/RAM usage to TTN via script. ===
286 286  
287 -==== Take python as an example： ====
315 +2. Install Minicom in RPi.
288 288  
289 -===== Preconditions: =====
317 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
290 290  
291 -1.LA66 USB LoRaWAN Adapter works fine
319 +(% class="mark" %)apt update
292 292  
293 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
321 +(% class="mark" %)apt install minicom
294 294  
295 -===== Steps for usage =====
296 296  
297 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
324 +Use minicom to connect to the RPI's terminal
298 298  
299 -2.Run the script and see the TTN
326 +[[image:image-20220602153146-3.png||height="439" width="500"]]
300 300  
301 -[[image:image-20220602115852-3.png]]
302 302  
329 +3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
330 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
303 303  
332 +[[image:image-20220602154928-5.png||height="436" width="500"]]
304 304  
334 +
335 +4. Send Uplink message
336 +
337 +Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
338 +
339 +example: AT+SENDB=01,02,8,05820802581ea0a5
340 +
341 +[[image:image-20220602160339-6.png||height="517" width="600"]]
342 +
343 +Check to see if TTN received the message
344 +
345 +[[image:image-20220602160627-7.png||height="369" width="800"]]
346 +
347 +
348 +
305 305  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
306 306  
307 307  
308 308  == Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
309 309  
354 +
355 +
356 += Order Info =
357 +
358 +Part Number:
359 +
360 +**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
361 +
362 +**XXX**: The default frequency band
363 +
364 +* **AS923**: LoRaWAN AS923 band
365 +* **AU915**: LoRaWAN AU915 band
366 +* **EU433**: LoRaWAN EU433 band
367 +* **EU868**: LoRaWAN EU868 band
368 +* **KR920**: LoRaWAN KR920 band
369 +* **US915**: LoRaWAN US915 band
370 +* **IN865**: LoRaWAN IN865 band
371 +* **CN470**: LoRaWAN CN470 band
372 +* **PP**: Peer to Peer LoRa Protocol
373 +
374 +
375 +
376 += Reference =
377 +
378 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
379 +
310 310  

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