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 < 25.1 >
edited by Herong Lu
on 2022/06/02 10:41
>
Change comment: Uploaded new attachment "image-20220602104144-9.png", version {1}

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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 -(% 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.
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 -(% 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.
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 (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
13 +**Each LA66 **module includes a world unique OTAA key for LoRaWAN registration.
14 14  
15 -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.
16 16  
17 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
18 18  
17 +== Specification ==
19 19  
20 -== Features ==
19 +[[image:image-20220517072526-1.png]]
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
21 +Input Power Range: 1.8v ~~ 3.7v
31 31  
32 -== Specification ==
23 +Power Consumption: < 4uA.
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
25 +Frequency Range: 150 MHz ~~ 960 MHz
51 51  
52 -== AT Command ==
27 +Maximum Power +22 dBm constant RF output
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.
29 +High sensitivity: -148 dBm
55 55  
31 +Temperature:
56 56  
57 -== Dimension ==
33 +* Storage: -55 ~~ +125℃
34 +* Operating: -40 ~~ +85℃
58 58  
59 -[[image:image-20220517072526-1.png]]
36 +Humidity:
60 60  
38 +* Storage: 5 ~~ 95% (Non-Condensing)
39 +* Operating: 10 ~~ 95% (Non-Condensing)
61 61  
41 +LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
42 +
43 +LoRa Rx current: <9 mA
44 +
45 +I/O Voltage: 3.3v
46 +
47 +
48 +== AT Command ==
49 +
50 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
51 +
52 +
62 62  == Pin Mapping ==
63 63  
64 64  [[image:image-20220523101537-1.png]]
... ... @@ -68,47 +68,25 @@
68 68  [[image:image-20220517072821-2.png]]
69 69  
70 70  
62 +== Part Number ==
71 71  
72 -= LA66 LoRaWAN Shield =
64 +Part Number: **LA66-XXX**
73 73  
74 -== Overview ==
66 +**XX**: The default frequency band
75 75  
76 -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.
68 +* **AS923**: LoRaWAN AS923 band
69 +* **AU915**: LoRaWAN AU915 band
70 +* **EU433**: LoRaWAN EU433 band
71 +* **EU868**: LoRaWAN EU868 band
72 +* **KR920**: LoRaWAN KR920 band
73 +* **US915**: LoRaWAN US915 band
74 +* **IN865**: LoRaWAN IN865 band
75 +* **CN470**: LoRaWAN CN470 band
77 77  
77 += LA66 LoRaWAN Shield =
78 78  
79 -== Features ==
79 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
80 80  
81 -* Arduino Shield base on LA66 LoRaWAN module
82 -* Support LoRaWAN v1.0.4 protocol
83 -* Support peer-to-peer protocol
84 -* TCXO crystal to ensure RF performance on low temperature
85 -* SMA connector
86 -* Available in different frequency LoRaWAN frequency bands.
87 -* World-wide unique OTAA keys.
88 -* AT Command via UART-TTL interface
89 -* Firmware upgradable via UART interface
90 -* Ultra-long RF range
91 -
92 -== Specification ==
93 -
94 -* CPU: 32-bit 48 MHz
95 -* Flash: 256KB
96 -* RAM: 64KB
97 -* Input Power Range: 1.8v ~~ 3.7v
98 -* Power Consumption: < 4uA.
99 -* Frequency Range: 150 MHz ~~ 960 MHz
100 -* Maximum Power +22 dBm constant RF output
101 -* High sensitivity: -148 dBm
102 -* Temperature:
103 -** Storage: -55 ~~ +125℃
104 -** Operating: -40 ~~ +85℃
105 -* Humidity:
106 -** Storage: 5 ~~ 95% (Non-Condensing)
107 -** Operating: 10 ~~ 95% (Non-Condensing)
108 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
109 -* LoRa Rx current: <9 mA
110 -* I/O Voltage: 3.3v
111 -
112 112  == Pin Mapping & LED ==
113 113  
114 114  == Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
... ... @@ -119,259 +119,57 @@
119 119  
120 120  == Upgrade Firmware of LA66 LoRaWAN Shield ==
121 121  
122 -=== Items needed for update ===
91 +=== what needs to be used ===
123 123  
124 -1. LA66 LoRaWAN Shield
125 -1. Arduino
126 -1. USB TO TTL Adapter
93 +1.LA66 LoRaWAN Shield that needs to be upgraded
127 127  
128 -[[image:image-20220602100052-2.png||height="385" width="600"]]
95 +2.Arduino
129 129  
97 +3.USB TO TTL
130 130  
131 -=== Connection ===
99 +[[image:image-20220602100052-2.png]]
132 132  
133 -[[image:image-20220602101311-3.png||height="276" width="600"]]
101 +=== 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**
103 +[[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)
105 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
141 141  
142 -Connect USB TTL Adapter to PC after connecting the wires
107 +GND  >>>>>>>>>>>>GND
143 143  
109 +TXD  >>>>>>>>>>>>TXD
144 144  
145 -[[image:image-20220602102240-4.png||height="304" width="600"]]
111 +RXD  >>>>>>>>>>>>RXD
146 146  
113 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
147 147  
148 -=== Upgrade steps ===
115 +Connect to the PC after connecting the wires
149 149  
150 -==== Switch SW1 to put in ISP position ====
117 +[[image:image-20220602102240-4.png]]
151 151  
152 -[[image:image-20220602102824-5.png||height="306" width="600"]]
119 +=== Upgrade steps ===
153 153  
154 154  
155 -==== Press the RST switch once ====
156 -
157 -[[image:image-20220602104701-12.png||height="285" width="600"]]
158 -
159 -
160 -==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
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/]]**
163 -
164 -[[image:image-20220602103227-6.png]]
165 -
166 -[[image:image-20220602103357-7.png]]
167 -
168 -
169 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
170 -**2. Select the COM port corresponding to USB TTL**
171 -
172 -[[image:image-20220602103844-8.png]]
173 -
174 -
175 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
176 -**3. Select the bin file to burn**
177 -
178 -[[image:image-20220602104144-9.png]]
179 -
180 -[[image:image-20220602104251-10.png]]
181 -
182 -[[image:image-20220602104402-11.png]]
183 -
184 -
185 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
186 -**4. Click to start the download**
187 -
188 -[[image:image-20220602104923-13.png]]
189 -
190 -
191 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
192 -**5. Check update process**
193 -
194 -[[image:image-20220602104948-14.png]]
195 -
196 -
197 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
198 -**The following picture shows that the burning is successful**
199 -
200 -[[image:image-20220602105251-15.png]]
201 -
202 -
203 -
204 204  = LA66 USB LoRaWAN Adapter =
205 205  
206 -== Overview ==
124 +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.
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.
247 -
248 -~1. Connect the LA66 USB LoRaWAN adapter to PC
249 -
250 -[[image:image-20220602171217-1.png||height="538" width="800"]]
251 -
252 -Open the serial port tool
253 -
254 -[[image:image-20220602161617-8.png]]
255 -
256 -[[image:image-20220602161718-9.png||height="457" width="800"]]
257 -
258 -
259 -2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
260 -
261 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
262 -
263 -[[image:image-20220602161935-10.png||height="498" width="800"]]
264 -
265 -
266 -3. See Uplink Command
267 -
268 -Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
269 -
270 -example: AT+SENDB=01,02,8,05820802581ea0a5
271 -
272 -[[image:image-20220602162157-11.png||height="497" width="800"]]
273 -
274 -
275 -4. Check to see if TTN received the message
276 -
277 -[[image:image-20220602162331-12.png||height="420" width="800"]]
278 -
279 -
280 -
281 -== Example:Send PC's CPU/RAM usage to TTN via python ==
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]]
285 -
286 -(% class="wikigeneratedid" id="HPreconditions:" %)
287 -**Preconditions:**
288 -
289 -1.LA66 USB LoRaWAN Adapter works fine
290 -
291 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
292 -
293 -(% class="wikigeneratedid" id="HStepsforusage" %)
294 -**Steps for usage**
295 -
296 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
297 -
298 -2.Run the python script in PC and see the TTN
299 -
300 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
301 -
302 -
303 -
304 304  == Example Send & Get Messages via LoRaWAN in RPi ==
305 305  
306 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
132 +=== Install USB Driver ===
307 307  
308 -~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
134 +=== Install Minicom ===
309 309  
310 -[[image:image-20220602171233-2.png||height="538" width="800"]]
136 +=== Use AT Command to send an uplink message. ===
311 311  
138 +=== Send CPU/RAM usage to TTN via a script. ===
312 312  
313 -2. Install Minicom in RPi.
314 314  
315 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
316 -
317 -(% class="mark" %)apt update
318 -
319 -(% class="mark" %)apt install minicom
320 -
321 -
322 -Use minicom to connect to the RPI's terminal
323 -
324 -[[image:image-20220602153146-3.png||height="439" width="500"]]
325 -
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 -
330 -[[image:image-20220602154928-5.png||height="436" width="500"]]
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 -
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 -
CP210x_Universal_Windows_Driver.zip
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