Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 84.1 >
edited by Edwin Chen
on 2022/07/10 22:06
To version < 65.1 >
edited by Edwin Chen
on 2022/07/02 23:30
>
Change comment: There is no comment for this version

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Content
... ... @@ -16,49 +16,45 @@
16 16  
17 17  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
18 18  
19 -
20 20  == Features ==
21 21  
22 -* Support LoRaWAN v1.0.4 protocol
23 -* Support peer-to-peer protocol
24 -* TCXO crystal to ensure RF performance on low temperature
25 -* SMD Antenna pad and i-pex antenna connector
26 -* Available in different frequency LoRaWAN frequency bands.
27 -* World-wide unique OTAA keys.
28 -* AT Command via UART-TTL interface
29 -* Firmware upgradable via UART interface
30 -* Ultra-long RF range
31 31  
32 32  == Specification ==
33 33  
34 -* CPU: 32-bit 48 MHz
35 -* Flash: 256KB
36 -* RAM: 64KB
37 -* Input Power Range: 1.8v ~~ 3.7v
38 -* Power Consumption: < 4uA.
39 -* Frequency Range: 150 MHz ~~ 960 MHz
40 -* Maximum Power +22 dBm constant RF output
41 -* High sensitivity: -148 dBm
42 -* Temperature:
43 -** Storage: -55 ~~ +125℃
44 -** Operating: -40 ~~ +85℃
45 -* Humidity:
46 -** Storage: 5 ~~ 95% (Non-Condensing)
47 -** Operating: 10 ~~ 95% (Non-Condensing)
48 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
49 -* LoRa Rx current: <9 mA
50 -* I/O Voltage: 3.3v
24 +[[image:image-20220517072526-1.png]]
51 51  
52 -== AT Command ==
26 +Input Power Range: 1.8v ~~ 3.7v
53 53  
54 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
28 +Power Consumption: < 4uA.
55 55  
30 +Frequency Range: 150 MHz ~~ 960 MHz
56 56  
57 -== Dimension ==
32 +Maximum Power +22 dBm constant RF output
58 58  
59 -[[image:image-20220517072526-1.png]]
34 +High sensitivity: -148 dBm
60 60  
36 +Temperature:
61 61  
38 +* Storage: -55 ~~ +125℃
39 +* Operating: -40 ~~ +85℃
40 +
41 +Humidity:
42 +
43 +* Storage: 5 ~~ 95% (Non-Condensing)
44 +* Operating: 10 ~~ 95% (Non-Condensing)
45 +
46 +LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
47 +
48 +LoRa Rx current: <9 mA
49 +
50 +I/O Voltage: 3.3v
51 +
52 +
53 +== AT Command ==
54 +
55 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
56 +
57 +
62 62  == Pin Mapping ==
63 63  
64 64  [[image:image-20220523101537-1.png]]
... ... @@ -68,7 +68,7 @@
68 68  [[image:image-20220517072821-2.png]]
69 69  
70 70  
71 -== Order Info ==
67 +== Part Number ==
72 72  
73 73  Part Number: **LA66-XXX**
74 74  
... ... @@ -82,48 +82,11 @@
82 82  * **US915**: LoRaWAN US915 band
83 83  * **IN865**: LoRaWAN IN865 band
84 84  * **CN470**: LoRaWAN CN470 band
85 -* **PP**: Peer to Peer LoRa Protocol
86 86  
87 87  = LA66 LoRaWAN Shield =
88 88  
89 -== Overview ==
84 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
90 90  
91 -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.
92 -
93 -
94 -== Features ==
95 -
96 -* Arduino Shield base on LA66 LoRaWAN module
97 -* Support LoRaWAN v1.0.4 protocol
98 -* Support peer-to-peer protocol
99 -* TCXO crystal to ensure RF performance on low temperature
100 -* SMA connector
101 -* Available in different frequency LoRaWAN frequency bands.
102 -* World-wide unique OTAA keys.
103 -* AT Command via UART-TTL interface
104 -* Firmware upgradable via UART interface
105 -* Ultra-long RF range
106 -
107 -== Specification ==
108 -
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
126 -
127 127  == Pin Mapping & LED ==
128 128  
129 129  == Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
... ... @@ -134,62 +134,58 @@
134 134  
135 135  == Upgrade Firmware of LA66 LoRaWAN Shield ==
136 136  
137 -=== Items needed for update ===
96 +=== what needs to be used ===
138 138  
139 -1. LA66 LoRaWAN Shield
140 -1. Arduino
141 -1. USB TO TTL Adapter
98 +1.LA66 LoRaWAN Shield that needs to be upgraded
142 142  
143 -[[image:image-20220602100052-2.png||height="385" width="600"]]
100 +2.Arduino
144 144  
102 +3.USB TO TTL
145 145  
146 -=== Connection ===
104 +[[image:image-20220602100052-2.png]]
147 147  
148 -[[image:image-20220602101311-3.png||height="276" width="600"]]
106 +=== Wiring Schematic ===
149 149  
150 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
151 -**GND  <-> GND
152 -TXD  <-> TXD
153 -RXD  <-> RXD**
108 +[[image:image-20220602101311-3.png]]
154 154  
155 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
110 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
156 156  
157 -Connect USB TTL Adapter to PC after connecting the wires
112 +GND  >>>>>>>>>>>>GND
158 158  
114 +TXD  >>>>>>>>>>>>TXD
159 159  
160 -[[image:image-20220602102240-4.png||height="304" width="600"]]
116 +RXD  >>>>>>>>>>>>RXD
161 161  
118 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
162 162  
163 -=== Upgrade steps ===
120 +Connect to the PC after connecting the wires
164 164  
165 -==== Switch SW1 to put in ISP position ====
122 +[[image:image-20220602102240-4.png]]
166 166  
167 -[[image:image-20220602102824-5.png||height="306" width="600"]]
124 +=== Upgrade steps ===
168 168  
126 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
169 169  
170 -==== Press the RST switch once ====
128 +[[image:image-20220602102824-5.png]]
171 171  
172 -[[image:image-20220602104701-12.png||height="285" width="600"]]
130 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
173 173  
132 +[[image:image-20220602104701-12.png]]
174 174  
175 -==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
134 +==== Open the upgrade application software ====
176 176  
177 -**~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/]]**
136 +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/]]
178 178  
179 179  [[image:image-20220602103227-6.png]]
180 180  
181 181  [[image:image-20220602103357-7.png]]
182 182  
142 +===== Select the COM port corresponding to USB TTL =====
183 183  
184 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
185 -**2. Select the COM port corresponding to USB TTL**
186 -
187 187  [[image:image-20220602103844-8.png]]
188 188  
146 +===== Select the bin file to burn =====
189 189  
190 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
191 -**3. Select the bin file to burn**
192 -
193 193  [[image:image-20220602104144-9.png]]
194 194  
195 195  [[image:image-20220602104251-10.png]]
... ... @@ -196,218 +196,114 @@
196 196  
197 197  [[image:image-20220602104402-11.png]]
198 198  
154 +===== Click to start the download =====
199 199  
200 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
201 -**4. Click to start the download**
202 -
203 203  [[image:image-20220602104923-13.png]]
204 204  
158 +===== The following figure appears to prove that the burning is in progress =====
205 205  
206 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
207 -**5. Check update process**
208 -
209 209  [[image:image-20220602104948-14.png]]
210 210  
162 +===== The following picture appears to prove that the burning is successful =====
211 211  
212 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
213 -**The following picture shows that the burning is successful**
214 -
215 215  [[image:image-20220602105251-15.png]]
216 216  
217 -
218 -== Order Info ==
219 -
220 -Part Number: **LA66-LoRaWAN-Shield-XXX**
221 -
222 -**XX**: The default frequency band
223 -
224 -* **AS923**: LoRaWAN AS923 band
225 -* **AU915**: LoRaWAN AU915 band
226 -* **EU433**: LoRaWAN EU433 band
227 -* **EU868**: LoRaWAN EU868 band
228 -* **KR920**: LoRaWAN KR920 band
229 -* **US915**: LoRaWAN US915 band
230 -* **IN865**: LoRaWAN IN865 band
231 -* **CN470**: LoRaWAN CN470 band
232 -* **PP**: Peer to Peer LoRa Protocol
233 -
234 -== Package Info ==
235 -
236 -* LA66 LoRaWAN Shield x 1
237 -* RF Antenna x 1
238 -
239 239  = LA66 USB LoRaWAN Adapter =
240 240  
241 -== Overview ==
168 +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.
242 242  
243 -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.
170 +Before use, please make sure that the computer has installed the CP2102 driver
244 244  
245 -
246 -== Features ==
247 -
248 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
249 -* Ultra-long RF range
250 -* Support LoRaWAN v1.0.4 protocol
251 -* Support peer-to-peer protocol
252 -* TCXO crystal to ensure RF performance on low temperature
253 -* Spring RF antenna
254 -* Available in different frequency LoRaWAN frequency bands.
255 -* World-wide unique OTAA keys.
256 -* AT Command via UART-TTL interface
257 -* Firmware upgradable via UART interface
258 -
259 -== Specification ==
260 -
261 -* CPU: 32-bit 48 MHz
262 -* Flash: 256KB
263 -* RAM: 64KB
264 -* Input Power Range: 5v
265 -* Frequency Range: 150 MHz ~~ 960 MHz
266 -* Maximum Power +22 dBm constant RF output
267 -* High sensitivity: -148 dBm
268 -* Temperature:
269 -** Storage: -55 ~~ +125℃
270 -** Operating: -40 ~~ +85℃
271 -* Humidity:
272 -** Storage: 5 ~~ 95% (Non-Condensing)
273 -** Operating: 10 ~~ 95% (Non-Condensing)
274 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
275 -* LoRa Rx current: <9 mA
276 -
277 277  == Pin Mapping & LED ==
278 278  
279 279  == Example Send & Get Messages via LoRaWAN in PC ==
280 280  
281 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
176 +Connect the LA66 LoRa Shield to the PC
282 282  
283 -~1. Connect the LA66 USB LoRaWAN adapter to PC
178 +[[image:image-20220602171217-1.png||height="615" width="915"]]
284 284  
285 -[[image:image-20220602171217-1.png||height="538" width="800"]]
286 -
287 287  Open the serial port tool
288 288  
289 289  [[image:image-20220602161617-8.png]]
290 290  
291 -[[image:image-20220602161718-9.png||height="457" width="800"]]
184 +[[image:image-20220602161718-9.png||height="529" width="927"]]
292 292  
186 +Press the reset switch RST on the LA66 LoRa Shield.
293 293  
294 -2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
188 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
295 295  
296 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
190 +[[image:image-20220602161935-10.png]]
297 297  
298 -[[image:image-20220602161935-10.png||height="498" width="800"]]
192 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
299 299  
300 -
301 -3. See Uplink Command
302 -
303 -Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
304 -
305 305  example: AT+SENDB=01,02,8,05820802581ea0a5
306 306  
307 -[[image:image-20220602162157-11.png||height="497" width="800"]]
196 +[[image:image-20220602162157-11.png]]
308 308  
198 +Check to see if TTN received the message
309 309  
310 -4. Check to see if TTN received the message
200 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
311 311  
312 -[[image:image-20220602162331-12.png||height="420" width="800"]]
202 +== Example Send & Get Messages via LoRaWAN in RPi ==
313 313  
204 +Connect the LA66 LoRa Shield to the RPI
314 314  
206 +[[image:image-20220602171233-2.png||height="592" width="881"]]
315 315  
316 -== Example: Send PC's CPU/RAM usage to TTN via python ==
208 +Log in to the RPI's terminal and connect to the serial port
317 317  
318 -(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
319 -**Use python as an example：**
210 +[[image:image-20220602153146-3.png]]
320 320  
321 -(% class="wikigeneratedid" id="HPreconditions:" %)
322 -**Preconditions:**
212 +Press the reset switch RST on the LA66 LoRa Shield.
213 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
323 323  
324 -1.LA66 USB LoRaWAN Adapter works fine
215 +[[image:image-20220602154928-5.png]]
325 325  
326 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
217 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
327 327  
328 -(% class="wikigeneratedid" id="HStepsforusage" %)
329 -**Steps for usage**
219 +example: AT+SENDB=01,02,8,05820802581ea0a5
330 330  
331 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
221 +[[image:image-20220602160339-6.png]]
332 332  
333 -2.Run the python script in PC and see the TTN
223 +Check to see if TTN received the message
334 334  
335 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
225 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
336 336  
227 +=== Install Minicom ===
337 337  
229 +Enter the following command in the RPI terminal
338 338  
339 -== Example Send & Get Messages via LoRaWAN in RPi ==
231 +apt update
340 340  
341 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
233 +[[image:image-20220602143155-1.png]]
342 342  
343 -~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
235 +apt install minicom
344 344  
345 -[[image:image-20220602171233-2.png||height="538" width="800"]]
237 +[[image:image-20220602143744-2.png]]
346 346  
239 +=== Send PC's CPU/RAM usage to TTN via script. ===
347 347  
348 -2. Install Minicom in RPi.
241 +==== Take python as an example： ====
349 349  
350 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
243 +===== Preconditions: =====
351 351  
352 -(% class="mark" %)apt update
245 +1.LA66 USB LoRaWAN Adapter works fine
353 353  
354 -(% class="mark" %)apt install minicom
247 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
355 355  
249 +===== Steps for usage =====
356 356  
357 -Use minicom to connect to the RPI's terminal
251 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
358 358  
359 -[[image:image-20220602153146-3.png||height="439" width="500"]]
253 +2.Run the script and see the TTN
360 360  
255 +[[image:image-20220602115852-3.png]]
361 361  
362 -3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
363 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
364 364  
365 -[[image:image-20220602154928-5.png||height="436" width="500"]]
366 366  
367 -
368 -4. Send Uplink message
369 -
370 -Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
371 -
372 -example: AT+SENDB=01,02,8,05820802581ea0a5
373 -
374 -[[image:image-20220602160339-6.png||height="517" width="600"]]
375 -
376 -Check to see if TTN received the message
377 -
378 -[[image:image-20220602160627-7.png||height="369" width="800"]]
379 -
380 -
381 -
382 382  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
383 383  
384 384  
385 385  == Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
386 386  
387 -
388 -
389 -== Order Info ==
390 -
391 -Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
392 -
393 -**XX**: The default frequency band
394 -
395 -* **AS923**: LoRaWAN AS923 band
396 -* **AU915**: LoRaWAN AU915 band
397 -* **EU433**: LoRaWAN EU433 band
398 -* **EU868**: LoRaWAN EU868 band
399 -* **KR920**: LoRaWAN KR920 band
400 -* **US915**: LoRaWAN US915 band
401 -* **IN865**: LoRaWAN IN865 band
402 -* **CN470**: LoRaWAN CN470 band
403 -* **PP**: Peer to Peer LoRa Protocol
404 -
405 -== Package Info ==
406 -
407 -* LA66 USB LoRaWAN Adapter x 1
408 -
409 -= Reference =
410 -
411 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
412 -
413 413  

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