Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 87.1 >
edited by Edwin Chen
on 2022/07/11 09:10
To version < 71.1 >
edited by Edwin Chen
on 2022/07/03 00:00
>
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -29,6 +29,7 @@
29 29  * Firmware upgradable via UART interface
30 30  * Ultra-long RF range
31 31  
32 +
32 32  == Specification ==
33 33  
34 34  * CPU: 32-bit 48 MHz
... ... @@ -68,7 +68,24 @@
68 68  [[image:image-20220517072821-2.png]]
69 69  
70 70  
72 +== Part Number ==
71 71  
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 +
72 72  = LA66 LoRaWAN Shield =
73 73  
74 74  == Overview ==
... ... @@ -89,6 +89,7 @@
89 89  * Firmware upgradable via UART interface
90 90  * Ultra-long RF range
91 91  
110 +
92 92  == Specification ==
93 93  
94 94  * CPU: 32-bit 48 MHz
... ... @@ -109,6 +109,7 @@
109 109  * LoRa Rx current: <9 mA
110 110  * I/O Voltage: 3.3v
111 111  
131 +
112 112  == Pin Mapping & LED ==
113 113  
114 114  == Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
... ... @@ -119,62 +119,58 @@
119 119  
120 120  == Upgrade Firmware of LA66 LoRaWAN Shield ==
121 121  
122 -=== Items needed for update ===
142 +=== what needs to be used ===
123 123  
124 -1. LA66 LoRaWAN Shield
125 -1. Arduino
126 -1. USB TO TTL Adapter
144 +1.LA66 LoRaWAN Shield that needs to be upgraded
127 127  
128 -[[image:image-20220602100052-2.png||height="385" width="600"]]
146 +2.Arduino
129 129  
148 +3.USB TO TTL
130 130  
131 -=== Connection ===
150 +[[image:image-20220602100052-2.png]]
132 132  
133 -[[image:image-20220602101311-3.png||height="276" width="600"]]
152 +=== Wiring Schematic ===
134 134  
135 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
136 -**GND  <-> GND
137 -TXD  <-> TXD
138 -RXD  <-> RXD**
154 +[[image:image-20220602101311-3.png]]
139 139  
140 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
156 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
141 141  
142 -Connect USB TTL Adapter to PC after connecting the wires
158 +GND  >>>>>>>>>>>>GND
143 143  
160 +TXD  >>>>>>>>>>>>TXD
144 144  
145 -[[image:image-20220602102240-4.png||height="304" width="600"]]
162 +RXD  >>>>>>>>>>>>RXD
146 146  
164 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
147 147  
148 -=== Upgrade steps ===
166 +Connect to the PC after connecting the wires
149 149  
150 -==== Switch SW1 to put in ISP position ====
168 +[[image:image-20220602102240-4.png]]
151 151  
152 -[[image:image-20220602102824-5.png||height="306" width="600"]]
170 +=== Upgrade steps ===
153 153  
172 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
154 154  
155 -==== Press the RST switch once ====
174 +[[image:image-20220602102824-5.png]]
156 156  
157 -[[image:image-20220602104701-12.png||height="285" width="600"]]
176 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
158 158  
178 +[[image:image-20220602104701-12.png]]
159 159  
160 -==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
180 +==== Open the upgrade application software ====
161 161  
162 -**~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/]]**
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/]]
163 163  
164 164  [[image:image-20220602103227-6.png]]
165 165  
166 166  [[image:image-20220602103357-7.png]]
167 167  
188 +===== Select the COM port corresponding to USB TTL =====
168 168  
169 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
170 -**2. Select the COM port corresponding to USB TTL**
171 -
172 172  [[image:image-20220602103844-8.png]]
173 173  
192 +===== Select the bin file to burn =====
174 174  
175 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
176 -**3. Select the bin file to burn**
177 -
178 178  [[image:image-20220602104144-9.png]]
179 179  
180 180  [[image:image-20220602104251-10.png]]
... ... @@ -181,197 +181,114 @@
181 181  
182 182  [[image:image-20220602104402-11.png]]
183 183  
200 +===== Click to start the download =====
184 184  
185 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
186 -**4. Click to start the download**
187 -
188 188  [[image:image-20220602104923-13.png]]
189 189  
204 +===== The following figure appears to prove that the burning is in progress =====
190 190  
191 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
192 -**5. Check update process**
193 -
194 194  [[image:image-20220602104948-14.png]]
195 195  
208 +===== The following picture appears to prove that the burning is successful =====
196 196  
197 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
198 -**The following picture shows that the burning is successful**
199 -
200 200  [[image:image-20220602105251-15.png]]
201 201  
202 -
203 -
204 204  = LA66 USB LoRaWAN Adapter =
205 205  
206 -== Overview ==
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.
207 207  
208 -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.
216 +Before use, please make sure that the computer has installed the CP2102 driver
209 209  
210 -
211 -== Features ==
212 -
213 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
214 -* Ultra-long RF range
215 -* Support LoRaWAN v1.0.4 protocol
216 -* Support peer-to-peer protocol
217 -* TCXO crystal to ensure RF performance on low temperature
218 -* Spring RF antenna
219 -* Available in different frequency LoRaWAN frequency bands.
220 -* World-wide unique OTAA keys.
221 -* AT Command via UART-TTL interface
222 -* Firmware upgradable via UART interface
223 -
224 -== Specification ==
225 -
226 -* CPU: 32-bit 48 MHz
227 -* Flash: 256KB
228 -* RAM: 64KB
229 -* Input Power Range: 5v
230 -* Frequency Range: 150 MHz ~~ 960 MHz
231 -* Maximum Power +22 dBm constant RF output
232 -* High sensitivity: -148 dBm
233 -* Temperature:
234 -** Storage: -55 ~~ +125℃
235 -** Operating: -40 ~~ +85℃
236 -* Humidity:
237 -** Storage: 5 ~~ 95% (Non-Condensing)
238 -** Operating: 10 ~~ 95% (Non-Condensing)
239 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
240 -* LoRa Rx current: <9 mA
241 -
242 242  == Pin Mapping & LED ==
243 243  
244 244  == Example Send & Get Messages via LoRaWAN in PC ==
245 245  
246 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
222 +Connect the LA66 LoRa Shield to the PC
247 247  
248 -~1. Connect the LA66 USB LoRaWAN adapter to PC
224 +[[image:image-20220602171217-1.png||height="615" width="915"]]
249 249  
250 -[[image:image-20220602171217-1.png||height="538" width="800"]]
251 -
252 252  Open the serial port tool
253 253  
254 254  [[image:image-20220602161617-8.png]]
255 255  
256 -[[image:image-20220602161718-9.png||height="457" width="800"]]
230 +[[image:image-20220602161718-9.png||height="529" width="927"]]
257 257  
232 +Press the reset switch RST on the LA66 LoRa Shield.
258 258  
259 -2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
234 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
260 260  
261 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
236 +[[image:image-20220602161935-10.png]]
262 262  
263 -[[image:image-20220602161935-10.png||height="498" width="800"]]
238 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
264 264  
265 -
266 -3. See Uplink Command
267 -
268 -Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
269 -
270 270  example: AT+SENDB=01,02,8,05820802581ea0a5
271 271  
272 -[[image:image-20220602162157-11.png||height="497" width="800"]]
242 +[[image:image-20220602162157-11.png]]
273 273  
244 +Check to see if TTN received the message
274 274  
275 -4. Check to see if TTN received the message
246 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
276 276  
277 -[[image:image-20220602162331-12.png||height="420" width="800"]]
248 +== Example Send & Get Messages via LoRaWAN in RPi ==
278 278  
250 +Connect the LA66 LoRa Shield to the RPI
279 279  
252 +[[image:image-20220602171233-2.png||height="592" width="881"]]
280 280  
281 -== Example:Send PC's CPU/RAM usage to TTN via python ==
254 +Log in to the RPI's terminal and connect to the serial port
282 282  
283 -(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
284 -**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]]
256 +[[image:image-20220602153146-3.png]]
285 285  
286 -(% class="wikigeneratedid" id="HPreconditions:" %)
287 -**Preconditions:**
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
288 288  
289 -1.LA66 USB LoRaWAN Adapter works fine
261 +[[image:image-20220602154928-5.png]]
290 290  
291 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
263 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
292 292  
293 -(% class="wikigeneratedid" id="HStepsforusage" %)
294 -**Steps for usage**
265 +example: AT+SENDB=01,02,8,05820802581ea0a5
295 295  
296 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
267 +[[image:image-20220602160339-6.png]]
297 297  
298 -2.Run the python script in PC and see the TTN
269 +Check to see if TTN received the message
299 299  
300 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
271 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
301 301  
273 +=== Install Minicom ===
302 302  
275 +Enter the following command in the RPI terminal
303 303  
304 -== Example Send & Get Messages via LoRaWAN in RPi ==
277 +apt update
305 305  
306 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
279 +[[image:image-20220602143155-1.png]]
307 307  
308 -~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
281 +apt install minicom
309 309  
310 -[[image:image-20220602171233-2.png||height="538" width="800"]]
283 +[[image:image-20220602143744-2.png]]
311 311  
285 +=== Send PC's CPU/RAM usage to TTN via script. ===
312 312  
313 -2. Install Minicom in RPi.
287 +==== Take python as an example： ====
314 314  
315 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
289 +===== Preconditions: =====
316 316  
317 -(% class="mark" %)apt update
291 +1.LA66 USB LoRaWAN Adapter works fine
318 318  
319 -(% class="mark" %)apt install minicom
293 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
320 320  
295 +===== Steps for usage =====
321 321  
322 -Use minicom to connect to the RPI's terminal
297 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
323 323  
324 -[[image:image-20220602153146-3.png||height="439" width="500"]]
299 +2.Run the script and see the TTN
325 325  
301 +[[image:image-20220602115852-3.png]]
326 326  
327 -3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
328 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
329 329  
330 -[[image:image-20220602154928-5.png||height="436" width="500"]]
331 331  
332 -
333 -4. Send Uplink message
334 -
335 -Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
336 -
337 -example: AT+SENDB=01,02,8,05820802581ea0a5
338 -
339 -[[image:image-20220602160339-6.png||height="517" width="600"]]
340 -
341 -Check to see if TTN received the message
342 -
343 -[[image:image-20220602160627-7.png||height="369" width="800"]]
344 -
345 -
346 -
347 347  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
348 348  
349 349  
350 350  == Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
351 351  
352 -
353 -
354 -= Order Info =
355 -
356 -Part Number:
357 -
358 -**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
359 -
360 -**XXX**: The default frequency band
361 -
362 -* **AS923**: LoRaWAN AS923 band
363 -* **AU915**: LoRaWAN AU915 band
364 -* **EU433**: LoRaWAN EU433 band
365 -* **EU868**: LoRaWAN EU868 band
366 -* **KR920**: LoRaWAN KR920 band
367 -* **US915**: LoRaWAN US915 band
368 -* **IN865**: LoRaWAN IN865 band
369 -* **CN470**: LoRaWAN CN470 band
370 -* **PP**: Peer to Peer LoRa Protocol
371 -
372 -
373 -= Reference =
374 -
375 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
376 -
377 377  

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