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Last modified by Xiaoling on 2023/09/19 09:20
From version 82.1
edited by Edwin Chen
on 2022/07/10 22:05
Change comment: There is no comment for this version
To version 149.2
edited by Xiaoling
on 2022/10/21 11:10
Change comment: There is no comment for this version

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Title
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1 -LA66 LoRaWAN Module
1 +LA66 LoRaWAN Module User Manual
Author
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1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
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1 -{{box cssClass="floatinginfobox" title="**Contents**"}}
2 -{{toc/}}
3 -{{/box}}
1 +
4 4  
5 -= LA66 LoRaWAN Module =
3 +**Table of Contents:**
6 6  
7 -== What is LA66 LoRaWAN Module ==
5 +{{toc/}}
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.
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.
12 12  
13 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
9 += 1.  LA66 LoRaWAN Module =
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.
12 +== 1.1  What is LA66 LoRaWAN Module ==
18 18  
19 19  
20 -== Features ==
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
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
20 +(((
21 +
22 +)))
31 31  
32 -== Specification ==
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 +)))
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
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 +)))
51 51  
52 -== AT Command ==
35 +(((
36 +(((
37 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
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.
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 +)))
55 55  
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 +)))
56 56  
57 -== Dimension ==
58 58  
59 -[[image:image-20220517072526-1.png]]
60 60  
53 +== 1.2  Features ==
61 61  
62 -== Pin Mapping ==
63 63  
64 -[[image:image-20220523101537-1.png]]
65 -
66 -== Land Pattern ==
67 -
68 -[[image:image-20220517072821-2.png]]
69 -
70 -
71 -== Order Info ==
72 -
73 -Part Number: **LA66-XXX**
74 -
75 -**XX**: The default frequency band
76 -
77 -* **AS923**: LoRaWAN AS923 band
78 -* **AU915**: LoRaWAN AU915 band
79 -* **EU433**: LoRaWAN EU433 band
80 -* **EU868**: LoRaWAN EU868 band
81 -* **KR920**: LoRaWAN KR920 band
82 -* **US915**: LoRaWAN US915 band
83 -* **IN865**: LoRaWAN IN865 band
84 -* **CN470**: LoRaWAN CN470 band
85 -* **PP**: Peer to Peer LoRa Protocol
86 -
87 -= LA66 LoRaWAN Shield =
88 -
89 -== Overview ==
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
56 +* Support LoRaWAN v1.0.3 protocol
98 98  * Support peer-to-peer protocol
99 99  * TCXO crystal to ensure RF performance on low temperature
100 -* SMA connector
59 +* SMD Antenna pad and i-pex antenna connector
101 101  * Available in different frequency LoRaWAN frequency bands.
102 102  * World-wide unique OTAA keys.
103 103  * AT Command via UART-TTL interface
... ... @@ -104,8 +104,11 @@
104 104  * Firmware upgradable via UART interface
105 105  * Ultra-long RF range
106 106  
107 -== Specification ==
108 108  
67 +
68 +== 1.3  Specification ==
69 +
70 +
109 109  * CPU: 32-bit 48 MHz
110 110  * Flash: 256KB
111 111  * RAM: 64KB
... ... @@ -124,290 +124,113 @@
124 124  * LoRa Rx current: <9 mA
125 125  * I/O Voltage: 3.3v
126 126  
127 -== Pin Mapping & LED ==
128 128  
129 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
130 130  
131 -== Example: Join TTN network and send an uplink message, get downlink message. ==
91 +== 1.4  AT Command ==
132 132  
133 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
134 134  
135 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
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]].
136 136  
137 -=== Items needed for update ===
138 138  
139 -1. LA66 LoRaWAN Shield
140 -1. Arduino
141 -1. USB TO TTL Adapter
142 142  
143 -[[image:image-20220602100052-2.png||height="385" width="600"]]
98 +== 1.5  Dimension ==
144 144  
145 145  
146 -=== Connection ===
101 +[[image:image-20220718094750-3.png]]
147 147  
148 -[[image:image-20220602101311-3.png||height="276" width="600"]]
149 149  
150 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
151 -**GND  <-> GND
152 -TXD  <-> TXD
153 -RXD  <-> RXD**
154 154  
155 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
105 +== 1.6  Pin Mapping ==
156 156  
157 -Connect USB TTL Adapter to PC after connecting the wires
107 +[[image:image-20220720111850-1.png]]
158 158  
159 159  
160 -[[image:image-20220602102240-4.png||height="304" width="600"]]
161 161  
111 +== 1.7  Land Pattern ==
162 162  
163 -=== Upgrade steps ===
164 164  
165 -==== Switch SW1 to put in ISP position ====
114 +[[image:image-20220517072821-2.png]]
166 166  
167 -[[image:image-20220602102824-5.png||height="306" width="600"]]
168 168  
169 169  
170 -==== Press the RST switch once ====
118 += 2.  FAQ =
171 171  
172 -[[image:image-20220602104701-12.png||height="285" width="600"]]
173 173  
121 +== 2.1  Where to find examples of how to use LA66? ==
174 174  
175 -==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
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/]]**
124 +(% class="wikigeneratedid" %)
125 +Below products are made by LA66. User can use their examples as reference:
178 178  
179 -[[image:image-20220602103227-6.png]]
127 +* [[LA66 Shield for Arduino>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.WebHome]]
128 +* [[LA66 USB Adapter>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 USB LoRaWAN Adapter User Manual.WebHome]]
180 180  
181 -[[image:image-20220602103357-7.png]]
182 182  
183 183  
184 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
185 -**2. Select the COM port corresponding to USB TTL**
132 +== 2.2  How to Compile Source Code for LA66? ==
186 186  
187 -[[image:image-20220602103844-8.png]]
188 188  
135 +Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
189 189  
190 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
191 -**3. Select the bin file to burn**
192 192  
193 -[[image:image-20220602104144-9.png]]
194 194  
195 -[[image:image-20220602104251-10.png]]
139 +== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
196 196  
197 -[[image:image-20220602104402-11.png]]
198 198  
142 +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.
199 199  
200 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
201 -**4. Click to start the download**
202 202  
203 -[[image:image-20220602104923-13.png]]
204 204  
146 +== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
205 205  
206 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
207 -**5. Check update process**
208 208  
209 -[[image:image-20220602104948-14.png]]
149 +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]]
210 210  
211 211  
212 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
213 -**The following picture shows that the burning is successful**
214 214  
215 -[[image:image-20220602105251-15.png]]
153 += 3.  Order Info =
216 216  
217 217  
218 -== Order Info ==
156 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
219 219  
220 -Part Number: **LA66-LoRaWAN-Shield-XXX**
221 221  
222 -**XX**: The default frequency band
159 +(% style="color:blue" %)**XXX**(%%): The default frequency band
223 223  
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
161 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
162 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
163 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
164 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
165 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
166 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
167 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
168 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
169 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
233 233  
234 -== Package Info ==
235 235  
236 -* LA66 LoRaWAN Shield x 1
237 -* RF Antenna x 1
238 238  
239 -= LA66 USB LoRaWAN Adapter =
173 += 4.  FCC Statement =
240 240  
241 -== Overview ==
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.
176 +(% style="color:red" %)**FCC Caution:**
244 244  
178 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
245 245  
246 -== Features ==
180 +This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
247 247  
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
258 258  
259 -== Specification ==
183 +(% style="color:red" %)**IMPORTANT NOTE: **
260 260  
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
185 +(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
276 276  
277 -== Pin Mapping & LED ==
187 +—Reorient or relocate the receiving antenna.
278 278  
279 -== Example Send & Get Messages via LoRaWAN in PC ==
189 +—Increase the separation between the equipment and receiver.
280 280  
281 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
191 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
282 282  
283 -~1. Connect the LA66 USB LoRaWAN adapter to PC
193 +—Consult the dealer or an experienced radio/TV technician for help.
284 284  
285 -[[image:image-20220602171217-1.png||height="538" width="800"]]
286 286  
287 -Open the serial port tool
196 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
288 288  
289 -[[image:image-20220602161617-8.png]]
290 -
291 -[[image:image-20220602161718-9.png||height="457" width="800"]]
292 -
293 -
294 -2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
295 -
296 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
297 -
298 -[[image:image-20220602161935-10.png||height="498" width="800"]]
299 -
300 -
301 -3. See Uplink Command
302 -
303 -Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
304 -
305 -example: AT+SENDB=01,02,8,05820802581ea0a5
306 -
307 -[[image:image-20220602162157-11.png||height="497" width="800"]]
308 -
309 -
310 -4. Check to see if TTN received the message
311 -
312 -[[image:image-20220602162331-12.png||height="420" width="800"]]
313 -
314 -
315 -
316 -= (% id="cke_bm_637361S" style="display:none" %) (%%)Example: Send PC's CPU/RAM usage to TTN via python =
317 -
318 -(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
319 -**Use python as an example：**
320 -
321 -(% class="wikigeneratedid" id="HPreconditions:" %)
322 -**Preconditions:**
323 -
324 -1.LA66 USB LoRaWAN Adapter works fine
325 -
326 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
327 -
328 -(% class="wikigeneratedid" id="HStepsforusage" %)
329 -**Steps for usage**
330 -
331 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
332 -
333 -2.Run the python script in PC and see the TTN
334 -
335 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
336 -
337 -
338 -
339 -== Example Send & Get Messages via LoRaWAN in RPi ==
340 -
341 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
342 -
343 -~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
344 -
345 -[[image:image-20220602171233-2.png||height="538" width="800"]]
346 -
347 -
348 -2. Install Minicom in RPi.
349 -
350 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
351 -
352 -(% class="mark" %)apt update
353 -
354 -(% class="mark" %)apt install minicom
355 -
356 -
357 -Use minicom to connect to the RPI's terminal
358 -
359 -[[image:image-20220602153146-3.png||height="439" width="500"]]
360 -
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 -
365 -[[image:image-20220602154928-5.png||height="436" width="500"]]
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 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
383 -
384 -
385 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
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 -
198 +This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
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