Last modified by Xiaoling on 2023/09/19 09:20

From version 72.1
edited by Edwin Chen
on 2022/07/03 00:02
Change comment: There is no comment for this version
To version 147.1
edited by Edwin Chen
on 2022/09/09 15:38
Change comment: There is no comment for this version

Summary

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Title
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1 -LA66 LoRaWAN Module
1 +LA66 LoRaWAN Module User Manual
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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 -
88 -= LA66 LoRaWAN Shield =
89 -
90 -== Overview ==
91 -
92 -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.
93 -
94 -
95 -== Features ==
96 -
97 -* Arduino Shield base on LA66 LoRaWAN module
98 -* Support LoRaWAN v1.0.4 protocol
56 +* Support LoRaWAN v1.0.3 protocol
99 99  * Support peer-to-peer protocol
100 100  * TCXO crystal to ensure RF performance on low temperature
101 -* SMA connector
59 +* SMD Antenna pad and i-pex antenna connector
102 102  * Available in different frequency LoRaWAN frequency bands.
103 103  * World-wide unique OTAA keys.
104 104  * AT Command via UART-TTL interface
... ... @@ -105,8 +105,11 @@
105 105  * Firmware upgradable via UART interface
106 106  * Ultra-long RF range
107 107  
108 -== Specification ==
109 109  
67 +
68 +== 1.3  Specification ==
69 +
70 +
110 110  * CPU: 32-bit 48 MHz
111 111  * Flash: 256KB
112 112  * RAM: 64KB
... ... @@ -125,212 +125,65 @@
125 125  * LoRa Rx current: <9 mA
126 126  * I/O Voltage: 3.3v
127 127  
128 -== Pin Mapping & LED ==
129 129  
130 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
131 131  
132 -== Example: Join TTN network and send an uplink message, get downlink message. ==
91 +== 1.4  AT Command ==
133 133  
134 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
135 135  
136 -== 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.
137 137  
138 -=== what needs to be used ===
139 139  
140 -1.LA66 LoRaWAN Shield that needs to be upgraded
141 141  
142 -2.Arduino
98 +== 1.5  Dimension ==
143 143  
144 -3.USB TO TTL
145 145  
146 -[[image:image-20220602100052-2.png]]
101 +[[image:image-20220718094750-3.png]]
147 147  
148 -=== Wiring Schematic ===
149 149  
150 -[[image:image-20220602101311-3.png]]
151 151  
152 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
105 +== 1.6  Pin Mapping ==
153 153  
154 -GND  >>>>>>>>>>>>GND
107 +[[image:image-20220720111850-1.png]]
155 155  
156 -TXD  >>>>>>>>>>>>TXD
157 157  
158 -RXD  >>>>>>>>>>>>RXD
159 159  
160 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
111 +== 1.7  Land Pattern ==
161 161  
162 -Connect to the PC after connecting the wires
163 163  
164 -[[image:image-20220602102240-4.png]]
114 +[[image:image-20220517072821-2.png]]
165 165  
166 -=== Upgrade steps ===
167 167  
168 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
169 169  
170 -[[image:image-20220602102824-5.png]]
118 += 2.  FAQ =
171 171  
172 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
173 173  
174 -[[image:image-20220602104701-12.png]]
121 +== 2.1  How to Compile Source Code for LA66? ==
175 175  
176 -==== Open the upgrade application software ====
177 177  
178 -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 +Compile and Upload Code to ASR6601 Platform:[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
179 179  
180 -[[image:image-20220602103227-6.png]]
181 181  
182 -[[image:image-20220602103357-7.png]]
127 +== 2.2 Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
183 183  
184 -===== Select the COM port corresponding to USB TTL =====
129 +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.
185 185  
186 -[[image:image-20220602103844-8.png]]
187 187  
188 -===== Select the bin file to burn =====
132 += 3.  Order Info =
189 189  
190 -[[image:image-20220602104144-9.png]]
191 191  
192 -[[image:image-20220602104251-10.png]]
135 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
193 193  
194 -[[image:image-20220602104402-11.png]]
195 195  
196 -===== Click to start the download =====
138 +(% style="color:blue" %)**XXX**(%%): The default frequency band
197 197  
198 -[[image:image-20220602104923-13.png]]
140 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
141 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
142 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
143 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
144 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
145 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
146 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
147 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
148 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
199 199  
200 -===== The following figure appears to prove that the burning is in progress =====
201 -
202 -[[image:image-20220602104948-14.png]]
203 -
204 -===== The following picture appears to prove that the burning is successful =====
205 -
206 -[[image:image-20220602105251-15.png]]
207 -
208 -(% class="wikigeneratedid" %)
209 -= =
210 -
211 -== Order Info ==
212 -
213 -Part Number: **LA66-LoRaWAN-Shield-XXX**
214 -
215 -**XX**: The default frequency band
216 -
217 -* **AS923**: LoRaWAN AS923 band
218 -* **AU915**: LoRaWAN AU915 band
219 -* **EU433**: LoRaWAN EU433 band
220 -* **EU868**: LoRaWAN EU868 band
221 -* **KR920**: LoRaWAN KR920 band
222 -* **US915**: LoRaWAN US915 band
223 -* **IN865**: LoRaWAN IN865 band
224 -* **CN470**: LoRaWAN CN470 band
225 -* **PP**: Peer to Peer LoRa Protocol
226 -
227 -
228 -(% class="wikigeneratedid" %)
229 -== Package Info ==
230 -
231 -* LA66 LoRaWAN Shield x 1
232 -* RF Antenna x 1
233 -
234 -
235 -
236 -
237 -
238 -= LA66 USB LoRaWAN Adapter =
239 -
240 -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.
241 -
242 -Before use, please make sure that the computer has installed the CP2102 driver
243 -
244 -== Pin Mapping & LED ==
245 -
246 -== Example Send & Get Messages via LoRaWAN in PC ==
247 -
248 -Connect the LA66 LoRa Shield to the PC
249 -
250 -[[image:image-20220602171217-1.png||height="615" width="915"]]
251 -
252 -Open the serial port tool
253 -
254 -[[image:image-20220602161617-8.png]]
255 -
256 -[[image:image-20220602161718-9.png||height="529" width="927"]]
257 -
258 -Press the reset switch RST on the LA66 LoRa Shield.
259 -
260 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
261 -
262 -[[image:image-20220602161935-10.png]]
263 -
264 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
265 -
266 -example: AT+SENDB=01,02,8,05820802581ea0a5
267 -
268 -[[image:image-20220602162157-11.png]]
269 -
270 -Check to see if TTN received the message
271 -
272 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
273 -
274 -== Example Send & Get Messages via LoRaWAN in RPi ==
275 -
276 -Connect the LA66 LoRa Shield to the RPI
277 -
278 -[[image:image-20220602171233-2.png||height="592" width="881"]]
279 -
280 -Log in to the RPI's terminal and connect to the serial port
281 -
282 -[[image:image-20220602153146-3.png]]
283 -
284 -Press the reset switch RST on the LA66 LoRa Shield.
285 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
286 -
287 -[[image:image-20220602154928-5.png]]
288 -
289 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
290 -
291 -example: AT+SENDB=01,02,8,05820802581ea0a5
292 -
293 -[[image:image-20220602160339-6.png]]
294 -
295 -Check to see if TTN received the message
296 -
297 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
298 -
299 -=== Install Minicom ===
300 -
301 -Enter the following command in the RPI terminal
302 -
303 -apt update
304 -
305 -[[image:image-20220602143155-1.png]]
306 -
307 -apt install minicom
308 -
309 -[[image:image-20220602143744-2.png]]
310 -
311 -=== Send PC's CPU/RAM usage to TTN via script. ===
312 -
313 -==== Take python as an example: ====
314 -
315 -===== Preconditions: =====
316 -
317 -1.LA66 USB LoRaWAN Adapter works fine
318 -
319 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
320 -
321 -===== Steps for usage =====
322 -
323 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
324 -
325 -2.Run the script and see the TTN
326 -
327 -[[image:image-20220602115852-3.png]]
328 -
329 -
330 -
331 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
332 -
333 -
334 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
335 -
336 336  
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