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Last modified by Xiaoling on 2023/09/19 09:20
From version 148.2
edited by Xiaoling
on 2022/09/15 10:45
Change comment: There is no comment for this version
To version 98.2
edited by Xiaoling
on 2022/07/18 09:56
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
Content
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13 13  
14 14  
15 15  (((
16 +[[image:image-20220715000242-1.png||height="110" width="132"]]
17 +
18 +(% 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.
19 +)))
20 +
16 16  (((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
22 +(% 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.
18 18  )))
19 19  
20 20  (((
21 -
26 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
22 22  )))
23 23  
24 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.
30 +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.
26 26  )))
32 +
33 +(((
34 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
27 27  )))
28 28  
37 +
38 +== 1.2  Features ==
39 +
40 +* Support LoRaWAN v1.0.4 protocol
41 +* Support peer-to-peer protocol
42 +* TCXO crystal to ensure RF performance on low temperature
43 +* SMD Antenna pad and i-pex antenna connector
44 +* Available in different frequency LoRaWAN frequency bands.
45 +* World-wide unique OTAA keys.
46 +* AT Command via UART-TTL interface
47 +* Firmware upgradable via UART interface
48 +* Ultra-long RF range
49 +
50 +== 1.3  Specification ==
51 +
52 +* CPU: 32-bit 48 MHz
53 +* Flash: 256KB
54 +* RAM: 64KB
55 +* Input Power Range: 1.8v ~~ 3.7v
56 +* Power Consumption: < 4uA.
57 +* Frequency Range: 150 MHz ~~ 960 MHz
58 +* Maximum Power +22 dBm constant RF output
59 +* High sensitivity: -148 dBm
60 +* Temperature:
61 +** Storage: -55 ~~ +125℃
62 +** Operating: -40 ~~ +85℃
63 +* Humidity:
64 +** Storage: 5 ~~ 95% (Non-Condensing)
65 +** Operating: 10 ~~ 95% (Non-Condensing)
66 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
67 +* LoRa Rx current: <9 mA
68 +* I/O Voltage: 3.3v
69 +
70 +
71 +
72 +
73 +== 1.4  AT Command ==
74 +
75 +
76 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
77 +
78 +
79 +== 1.5  Dimension ==
80 +
81 +[[image:image-20220718094750-3.png]]
82 +
83 +
84 +
85 +
86 +== 1.6  Pin Mapping ==
87 +
88 +
89 +[[image:image-20220523101537-1.png]]
90 +
91 +
92 +
93 +== 1.7  Land Pattern ==
94 +
95 +[[image:image-20220517072821-2.png]]
96 +
97 +
98 +
99 += 2.  LA66 LoRaWAN Shield =
100 +
101 +
102 +== 2.1  Overview ==
103 +
104 +
105 +[[image:image-20220715000826-2.png||height="386" width="449"]]
106 +
107 +
108 +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.
109 +
29 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.
111 +(% 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.
32 32  )))
33 -)))
34 34  
35 35  (((
36 -(((
37 37  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 38  )))
39 39  
... ... @@ -40,23 +40,19 @@
40 40  (((
41 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 42  )))
43 -)))
44 44  
45 45  (((
46 -(((
47 47  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 48  )))
49 -)))
50 50  
51 51  
127 +== 2.2  Features ==
52 52  
53 -== 1.2  Features ==
54 -
55 -
56 -* Support LoRaWAN v1.0.3 protocol
129 +* Arduino Shield base on LA66 LoRaWAN module
130 +* 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
133 +* 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
... ... @@ -63,17 +63,193 @@
63 63  * Firmware upgradable via UART interface
64 64  * Ultra-long RF range
65 65  
140 +== 2.3  Specification ==
66 66  
142 +* CPU: 32-bit 48 MHz
143 +* Flash: 256KB
144 +* RAM: 64KB
145 +* Input Power Range: 1.8v ~~ 3.7v
146 +* Power Consumption: < 4uA.
147 +* Frequency Range: 150 MHz ~~ 960 MHz
148 +* Maximum Power +22 dBm constant RF output
149 +* High sensitivity: -148 dBm
150 +* Temperature:
151 +** Storage: -55 ~~ +125℃
152 +** Operating: -40 ~~ +85℃
153 +* Humidity:
154 +** Storage: 5 ~~ 95% (Non-Condensing)
155 +** Operating: 10 ~~ 95% (Non-Condensing)
156 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
157 +* LoRa Rx current: <9 mA
158 +* I/O Voltage: 3.3v
67 67  
160 +== 2.4  Pin Mapping & LED ==
68 68  
69 -== 1.3  Specification ==
70 70  
71 71  
164 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
165 +
166 +
167 +
168 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
169 +
170 +
171 +
172 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
173 +
174 +
175 +
176 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
177 +
178 +
179 +=== 2.8.1  Items needed for update ===
180 +
181 +1. LA66 LoRaWAN Shield
182 +1. Arduino
183 +1. USB TO TTL Adapter
184 +
185 +[[image:image-20220602100052-2.png||height="385" width="600"]]
186 +
187 +
188 +=== 2.8.2  Connection ===
189 +
190 +
191 +[[image:image-20220602101311-3.png||height="276" width="600"]]
192 +
193 +
194 +(((
195 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
196 +)))
197 +
198 +(((
199 +(% style="background-color:yellow" %)**GND  <-> GND
200 +TXD  <->  TXD
201 +RXD  <->  RXD**
202 +)))
203 +
204 +
205 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
206 +
207 +Connect USB TTL Adapter to PC after connecting the wires
208 +
209 +
210 +[[image:image-20220602102240-4.png||height="304" width="600"]]
211 +
212 +
213 +=== 2.8.3  Upgrade steps ===
214 +
215 +
216 +==== 1.  Switch SW1 to put in ISP position ====
217 +
218 +
219 +[[image:image-20220602102824-5.png||height="306" width="600"]]
220 +
221 +
222 +
223 +==== 2.  Press the RST switch once ====
224 +
225 +
226 +[[image:image-20220602104701-12.png||height="285" width="600"]]
227 +
228 +
229 +
230 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
231 +
232 +
233 +(((
234 +(% style="color:blue" %)**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/]]**
235 +)))
236 +
237 +
238 +[[image:image-20220602103227-6.png]]
239 +
240 +
241 +[[image:image-20220602103357-7.png]]
242 +
243 +
244 +
245 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
246 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
247 +
248 +
249 +[[image:image-20220602103844-8.png]]
250 +
251 +
252 +
253 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
254 +(% style="color:blue" %)**3. Select the bin file to burn**
255 +
256 +
257 +[[image:image-20220602104144-9.png]]
258 +
259 +
260 +[[image:image-20220602104251-10.png]]
261 +
262 +
263 +[[image:image-20220602104402-11.png]]
264 +
265 +
266 +
267 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
268 +(% style="color:blue" %)**4. Click to start the download**
269 +
270 +[[image:image-20220602104923-13.png]]
271 +
272 +
273 +
274 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
275 +(% style="color:blue" %)**5. Check update process**
276 +
277 +
278 +[[image:image-20220602104948-14.png]]
279 +
280 +
281 +
282 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
283 +(% style="color:blue" %)**The following picture shows that the burning is successful**
284 +
285 +[[image:image-20220602105251-15.png]]
286 +
287 +
288 +
289 += 3.  LA66 USB LoRaWAN Adapter =
290 +
291 +
292 +== 3.1  Overview ==
293 +
294 +[[image:image-20220715001142-3.png||height="145" width="220"]]
295 +
296 +(% style="color:blue" %)**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.
297 +
298 +(% 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.
299 +
300 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
301 +
302 +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.
303 +
304 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
305 +
306 +
307 +== 3.2  Features ==
308 +
309 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
310 +* Ultra-long RF range
311 +* Support LoRaWAN v1.0.4 protocol
312 +* Support peer-to-peer protocol
313 +* TCXO crystal to ensure RF performance on low temperature
314 +* Spring RF antenna
315 +* Available in different frequency LoRaWAN frequency bands.
316 +* World-wide unique OTAA keys.
317 +* AT Command via UART-TTL interface
318 +* Firmware upgradable via UART interface
319 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
320 +
321 +== 3.3  Specification ==
322 +
72 72  * CPU: 32-bit 48 MHz
73 73  * Flash: 256KB
74 74  * RAM: 64KB
75 -* Input Power Range: 1.8v ~~ 3.7v
76 -* Power Consumption: < 4uA.
326 +* Input Power Range: 5v
77 77  * Frequency Range: 150 MHz ~~ 960 MHz
78 78  * Maximum Power +22 dBm constant RF output
79 79  * High sensitivity: -148 dBm
... ... @@ -85,61 +85,148 @@
85 85  ** Operating: 10 ~~ 95% (Non-Condensing)
86 86  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
87 87  * LoRa Rx current: <9 mA
88 -* I/O Voltage: 3.3v
89 89  
339 +== 3.4  Pin Mapping & LED ==
90 90  
91 91  
92 92  
93 -== 1.4  AT Command ==
343 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
94 94  
95 95  
96 -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]].
346 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
97 97  
98 98  
349 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
99 99  
100 -== 1.5  Dimension ==
101 101  
352 +[[image:image-20220602171217-1.png||height="538" width="800"]]
102 102  
103 -[[image:image-20220718094750-3.png]]
104 104  
355 +Open the serial port tool
105 105  
357 +[[image:image-20220602161617-8.png]]
106 106  
107 -== 1.6  Pin Mapping ==
359 +[[image:image-20220602161718-9.png||height="457" width="800"]]
108 108  
109 -[[image:image-20220720111850-1.png]]
110 110  
111 111  
363 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
112 112  
113 -== 1.7  Land Pattern ==
365 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
114 114  
115 115  
116 -[[image:image-20220517072821-2.png]]
368 +[[image:image-20220602161935-10.png||height="498" width="800"]]
117 117  
118 118  
119 119  
120 -= 2.  FAQ =
372 +(% style="color:blue" %)**3. See Uplink Command**
121 121  
374 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
122 122  
123 -== 2.1  How to Compile Source Code for LA66? ==
376 +example: AT+SENDB=01,02,8,05820802581ea0a5
124 124  
378 +[[image:image-20220602162157-11.png||height="497" width="800"]]
125 125  
126 -Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
127 127  
128 128  
382 +(% style="color:blue" %)**4. Check to see if TTN received the message**
129 129  
130 -== 2.2 Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
384 +[[image:image-20220602162331-12.png||height="420" width="800"]]
131 131  
132 132  
133 -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.
134 134  
388 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
135 135  
136 136  
137 -= 3.  Order Info =
391 +**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]]
138 138  
139 139  
140 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**
394 +(% style="color:red" %)**Preconditions:**
141 141  
396 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
142 142  
398 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
399 +
400 +
401 +
402 +(% style="color:blue" %)**Steps for usage:**
403 +
404 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
405 +
406 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
407 +
408 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
409 +
410 +
411 +
412 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
413 +
414 +
415 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
416 +
417 +
418 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
419 +
420 +[[image:image-20220602171233-2.png||height="538" width="800"]]
421 +
422 +
423 +
424 +(% style="color:blue" %)**2. Install Minicom in RPi.**
425 +
426 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
427 +
428 + (% style="background-color:yellow" %)**apt update**
429 +
430 + (% style="background-color:yellow" %)**apt install minicom**
431 +
432 +
433 +Use minicom to connect to the RPI's terminal
434 +
435 +[[image:image-20220602153146-3.png||height="439" width="500"]]
436 +
437 +
438 +
439 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
440 +
441 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
442 +
443 +
444 +[[image:image-20220602154928-5.png||height="436" width="500"]]
445 +
446 +
447 +
448 +(% style="color:blue" %)**4. Send Uplink message**
449 +
450 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
451 +
452 +example: AT+SENDB=01,02,8,05820802581ea0a5
453 +
454 +
455 +[[image:image-20220602160339-6.png||height="517" width="600"]]
456 +
457 +
458 +
459 +Check to see if TTN received the message
460 +
461 +[[image:image-20220602160627-7.png||height="369" width="800"]]
462 +
463 +
464 +
465 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
466 +
467 +
468 +
469 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
470 +
471 +
472 +
473 +
474 += 4.  Order Info =
475 +
476 +
477 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
478 +
479 +
143 143  (% style="color:blue" %)**XXX**(%%): The default frequency band
144 144  
145 145  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -152,4 +152,8 @@
152 152  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
153 153  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
154 154  
492 += 5.  Reference =
493 +
494 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
495 +
155 155  
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