Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 86.1 >
edited by Edwin Chen
on 2022/07/10 22:08
To version < 22.1 >
edited by Herong Lu
on 2022/06/02 10:32
>
Change comment: Uploaded new attachment "image-20220602103227-6.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]]
... ... @@ -68,48 +68,25 @@
68 68  [[image:image-20220517072821-2.png]]
69 69  
70 70  
71 -
62 +== Part Number ==
72 72  
73 -= LA66 LoRaWAN Shield =
64 +Part Number: **LA66-XXX**
74 74  
75 -== Overview ==
66 +**XX**: The default frequency band
76 76  
77 -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
78 78  
77 += LA66 LoRaWAN Shield =
79 79  
80 -== Features ==
79 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
81 81  
82 -* Arduino Shield base on LA66 LoRaWAN module
83 -* Support LoRaWAN v1.0.4 protocol
84 -* Support peer-to-peer protocol
85 -* TCXO crystal to ensure RF performance on low temperature
86 -* SMA connector
87 -* Available in different frequency LoRaWAN frequency bands.
88 -* World-wide unique OTAA keys.
89 -* AT Command via UART-TTL interface
90 -* Firmware upgradable via UART interface
91 -* Ultra-long RF range
92 -
93 -== Specification ==
94 -
95 -* CPU: 32-bit 48 MHz
96 -* Flash: 256KB
97 -* RAM: 64KB
98 -* Input Power Range: 1.8v ~~ 3.7v
99 -* Power Consumption: < 4uA.
100 -* Frequency Range: 150 MHz ~~ 960 MHz
101 -* Maximum Power +22 dBm constant RF output
102 -* High sensitivity: -148 dBm
103 -* Temperature:
104 -** Storage: -55 ~~ +125℃
105 -** Operating: -40 ~~ +85℃
106 -* Humidity:
107 -** Storage: 5 ~~ 95% (Non-Condensing)
108 -** Operating: 10 ~~ 95% (Non-Condensing)
109 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
110 -* LoRa Rx current: <9 mA
111 -* I/O Voltage: 3.3v
112 -
113 113  == Pin Mapping & LED ==
114 114  
115 115  == Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
... ... @@ -120,261 +120,57 @@
120 120  
121 121  == Upgrade Firmware of LA66 LoRaWAN Shield ==
122 122  
123 -=== Items needed for update ===
91 +=== what needs to be used ===
124 124  
125 -1. LA66 LoRaWAN Shield
126 -1. Arduino
127 -1. USB TO TTL Adapter
93 +1.LA66 LoRaWAN Shield that needs to be upgraded
128 128  
129 -[[image:image-20220602100052-2.png||height="385" width="600"]]
95 +2.Arduino
130 130  
97 +3.USB TO TTL
131 131  
132 -=== Connection ===
99 +[[image:image-20220602100052-2.png]]
133 133  
134 -[[image:image-20220602101311-3.png||height="276" width="600"]]
101 +=== Wiring Schematic ===
135 135  
136 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
137 -**GND  <-> GND
138 -TXD  <-> TXD
139 -RXD  <-> RXD**
103 +[[image:image-20220602101311-3.png]]
140 140  
141 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
105 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
142 142  
143 -Connect USB TTL Adapter to PC after connecting the wires
107 +GND  >>>>>>>>>>>>GND
144 144  
109 +TXD  >>>>>>>>>>>>TXD
145 145  
146 -[[image:image-20220602102240-4.png||height="304" width="600"]]
111 +RXD  >>>>>>>>>>>>RXD
147 147  
113 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
148 148  
149 -=== Upgrade steps ===
115 +Connect to the PC after connecting the wires
150 150  
151 -==== Switch SW1 to put in ISP position ====
117 +[[image:image-20220602102240-4.png]]
152 152  
153 -[[image:image-20220602102824-5.png||height="306" width="600"]]
119 +=== Upgrade steps ===
154 154  
155 155  
156 -==== Press the RST switch once ====
157 -
158 -[[image:image-20220602104701-12.png||height="285" width="600"]]
159 -
160 -
161 -==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
162 -
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/]]**
164 -
165 -[[image:image-20220602103227-6.png]]
166 -
167 -[[image:image-20220602103357-7.png]]
168 -
169 -
170 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
171 -**2. Select the COM port corresponding to USB TTL**
172 -
173 -[[image:image-20220602103844-8.png]]
174 -
175 -
176 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
177 -**3. Select the bin file to burn**
178 -
179 -[[image:image-20220602104144-9.png]]
180 -
181 -[[image:image-20220602104251-10.png]]
182 -
183 -[[image:image-20220602104402-11.png]]
184 -
185 -
186 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
187 -**4. Click to start the download**
188 -
189 -[[image:image-20220602104923-13.png]]
190 -
191 -
192 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
193 -**5. Check update process**
194 -
195 -[[image:image-20220602104948-14.png]]
196 -
197 -
198 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
199 -**The following picture shows that the burning is successful**
200 -
201 -[[image:image-20220602105251-15.png]]
202 -
203 -
204 -
205 -
206 206  = LA66 USB LoRaWAN Adapter =
207 207  
208 -== 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.
209 209  
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.
211 -
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 -
244 244  == Pin Mapping & LED ==
245 245  
246 246  == Example Send & Get Messages via LoRaWAN in PC ==
247 247  
248 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
249 -
250 -~1. Connect the LA66 USB LoRaWAN adapter to PC
251 -
252 -[[image:image-20220602171217-1.png||height="538" width="800"]]
253 -
254 -Open the serial port tool
255 -
256 -[[image:image-20220602161617-8.png]]
257 -
258 -[[image:image-20220602161718-9.png||height="457" width="800"]]
259 -
260 -
261 -2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
262 -
263 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
264 -
265 -[[image:image-20220602161935-10.png||height="498" width="800"]]
266 -
267 -
268 -3. See Uplink Command
269 -
270 -Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
271 -
272 -example: AT+SENDB=01,02,8,05820802581ea0a5
273 -
274 -[[image:image-20220602162157-11.png||height="497" width="800"]]
275 -
276 -
277 -4. Check to see if TTN received the message
278 -
279 -[[image:image-20220602162331-12.png||height="420" width="800"]]
280 -
281 -
282 -
283 -== Example:Send PC's CPU/RAM usage to TTN via python ==
284 -
285 -(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
286 -**Use python as an example：**
287 -
288 -(% class="wikigeneratedid" id="HPreconditions:" %)
289 -**Preconditions:**
290 -
291 -1.LA66 USB LoRaWAN Adapter works fine
292 -
293 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
294 -
295 -(% class="wikigeneratedid" id="HStepsforusage" %)
296 -**Steps for usage**
297 -
298 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
299 -
300 -2.Run the python script in PC and see the TTN
301 -
302 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
303 -
304 -
305 -
306 306  == Example Send & Get Messages via LoRaWAN in RPi ==
307 307  
308 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
132 +=== Install USB Driver ===
309 309  
310 -~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
134 +=== Install Minicom ===
311 311  
312 -[[image:image-20220602171233-2.png||height="538" width="800"]]
136 +=== Use AT Command to send an uplink message. ===
313 313  
138 +=== Send CPU/RAM usage to TTN via a script. ===
314 314  
315 -2. Install Minicom in RPi.
316 316  
317 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
318 -
319 -(% class="mark" %)apt update
320 -
321 -(% class="mark" %)apt install minicom
322 -
323 -
324 -Use minicom to connect to the RPI's terminal
325 -
326 -[[image:image-20220602153146-3.png||height="439" width="500"]]
327 -
328 -
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
331 -
332 -[[image:image-20220602154928-5.png||height="436" width="500"]]
333 -
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 -
349 349  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
350 350  
351 351  
352 352  == Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
353 -
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 -
380 -
CP210x_Universal_Windows_Driver.zip
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