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Last modified by Xiaoling on 2023/09/19 09:20
From version 148.5
edited by Xiaoling
on 2022/09/26 14:40
Change comment: There is no comment for this version
To version 87.1
edited by Edwin Chen
on 2022/07/11 09:10
Change comment: There is no comment for this version

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Title
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1 -LA66 LoRaWAN Module User Manual
1 +LA66 LoRaWAN Module
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
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1 -
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
2 +{{toc/}}
3 +{{/box}}
2 2  
3 -**Table of Contents:**
5 += LA66 LoRaWAN Module =
4 4  
5 -{{toc/}}
7 +== What is LA66 LoRaWAN Module ==
6 6  
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.
7 7  
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.
8 8  
9 -= 1.  LA66 LoRaWAN Module =
13 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
10 10  
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.
11 11  
12 -== 1.1  What is LA66 LoRaWAN Module ==
17 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
13 13  
14 14  
15 -(((
16 -(((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 -)))
20 +== Features ==
19 19  
20 -(((
21 -
22 -)))
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
23 23  
24 -(((
25 -(% 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.
26 -)))
27 -)))
32 +== Specification ==
28 28  
29 -(((
30 -(((
31 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 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.
32 -)))
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
34 34  
35 -(((
36 -(((
37 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 -)))
52 +== AT Command ==
39 39  
40 -(((
41 -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.
42 -)))
43 -)))
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.
44 44  
45 -(((
46 -(((
47 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 -)))
49 -)))
50 50  
57 +== Dimension ==
51 51  
59 +[[image:image-20220517072526-1.png]]
52 52  
53 -== 1.2  Features ==
54 54  
62 +== Pin Mapping ==
55 55  
56 -* Support LoRaWAN v1.0.3 protocol
64 +[[image:image-20220523101537-1.png]]
65 +
66 +== Land Pattern ==
67 +
68 +[[image:image-20220517072821-2.png]]
69 +
70 +
71 +
72 += LA66 LoRaWAN Shield =
73 +
74 +== Overview ==
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.
77 +
78 +
79 +== Features ==
80 +
81 +* Arduino Shield base on LA66 LoRaWAN module
82 +* Support LoRaWAN v1.0.4 protocol
57 57  * Support peer-to-peer protocol
58 58  * TCXO crystal to ensure RF performance on low temperature
59 -* SMD Antenna pad and i-pex antenna connector
85 +* SMA connector
60 60  * Available in different frequency LoRaWAN frequency bands.
61 61  * World-wide unique OTAA keys.
62 62  * AT Command via UART-TTL interface
... ... @@ -63,11 +63,8 @@
63 63  * Firmware upgradable via UART interface
64 64  * Ultra-long RF range
65 65  
92 +== Specification ==
66 66  
67 -
68 -== 1.3  Specification ==
69 -
70 -
71 71  * CPU: 32-bit 48 MHz
72 72  * Flash: 256KB
73 73  * RAM: 64KB
... ... @@ -86,76 +86,269 @@
86 86  * LoRa Rx current: <9 mA
87 87  * I/O Voltage: 3.3v
88 88  
112 +== Pin Mapping & LED ==
89 89  
114 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
90 90  
91 -== 1.4  AT Command ==
116 +== Example: Join TTN network and send an uplink message, get downlink message. ==
92 92  
118 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
93 93  
94 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in[[ AT Command documents>>https://www.dropbox.com/sh/wtq43za8sykpgta/AABAEE02uEAsRU-JV7bzEhMba?dl=0]].
120 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
95 95  
122 +=== Items needed for update ===
96 96  
124 +1. LA66 LoRaWAN Shield
125 +1. Arduino
126 +1. USB TO TTL Adapter
97 97  
98 -== 1.5  Dimension ==
128 +[[image:image-20220602100052-2.png||height="385" width="600"]]
99 99  
100 100  
101 -[[image:image-20220718094750-3.png]]
131 +=== Connection ===
102 102  
133 +[[image:image-20220602101311-3.png||height="276" width="600"]]
103 103  
135 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
136 +**GND  <-> GND
137 +TXD  <-> TXD
138 +RXD  <-> RXD**
104 104  
105 -== 1.6  Pin Mapping ==
140 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
106 106  
107 -[[image:image-20220720111850-1.png]]
142 +Connect USB TTL Adapter to PC after connecting the wires
108 108  
109 109  
145 +[[image:image-20220602102240-4.png||height="304" width="600"]]
110 110  
111 -== 1.7  Land Pattern ==
112 112  
148 +=== Upgrade steps ===
113 113  
114 -[[image:image-20220517072821-2.png]]
150 +==== Switch SW1 to put in ISP position ====
115 115  
152 +[[image:image-20220602102824-5.png||height="306" width="600"]]
116 116  
117 117  
118 -= 2.  FAQ =
155 +==== Press the RST switch once ====
119 119  
157 +[[image:image-20220602104701-12.png||height="285" width="600"]]
120 120  
121 -== 2.1  How to Compile Source Code for LA66? ==
122 122  
160 +==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
123 123  
124 -Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
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/]]**
125 125  
164 +[[image:image-20220602103227-6.png]]
126 126  
166 +[[image:image-20220602103357-7.png]]
127 127  
128 -== 2.2 Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
129 129  
169 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
170 +**2. Select the COM port corresponding to USB TTL**
130 130  
131 -Yes, this is possible, user can refer[[ the source code from ASR >>https://github.com/asrlora/asr_lora_6601/tree/master/projects/ASR6601SE-EVAL/examples/lora]]to get examples for how to its I/O Interfaces.
172 +[[image:image-20220602103844-8.png]]
132 132  
133 133  
175 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
176 +**3. Select the bin file to burn**
134 134  
135 -== 2.3  Where to find Peer-to-Peer firmware of LA66? ==
178 +[[image:image-20220602104144-9.png]]
136 136  
180 +[[image:image-20220602104251-10.png]]
137 137  
138 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.Instruction for LA66 Peer to Peer firmware.WebHome]]
182 +[[image:image-20220602104402-11.png]]
139 139  
140 140  
185 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
186 +**4. Click to start the download**
141 141  
142 -= 3.  Order Info =
188 +[[image:image-20220602104923-13.png]]
143 143  
144 144  
145 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**
191 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
192 +**5. Check update process**
146 146  
194 +[[image:image-20220602104948-14.png]]
147 147  
148 -(% style="color:blue" %)**XXX**(%%): The default frequency band
149 149  
150 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
151 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
152 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
153 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
154 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
155 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
156 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
157 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
158 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
197 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
198 +**The following picture shows that the burning is successful**
159 159  
200 +[[image:image-20220602105251-15.png]]
160 160  
202 +
203 +
204 += LA66 USB LoRaWAN Adapter =
205 +
206 +== Overview ==
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 +== Pin Mapping & LED ==
243 +
244 +== Example Send & Get Messages via LoRaWAN in PC ==
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 +== Example Send & Get Messages via LoRaWAN in RPi ==
305 +
306 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
307 +
308 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
309 +
310 +[[image:image-20220602171233-2.png||height="538" width="800"]]
311 +
312 +
313 +2. Install Minicom in RPi.
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 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
348 +
349 +
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 +
161 161  
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