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Last modified by Xiaoling on 2023/09/19 09:20
From version 71.1
edited by Edwin Chen
on 2022/07/03 00:00
Change comment: There is no comment for this version
To version 146.3
edited by Xiaoling
on 2022/08/16 13:49
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  
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 32  
33 -== Specification ==
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 34  
35 -* CPU: 32-bit 48 MHz
36 -* Flash: 256KB
37 -* RAM: 64KB
38 -* Input Power Range: 1.8v ~~ 3.7v
39 -* Power Consumption: < 4uA.
40 -* Frequency Range: 150 MHz ~~ 960 MHz
41 -* Maximum Power +22 dBm constant RF output
42 -* High sensitivity: -148 dBm
43 -* Temperature:
44 -** Storage: -55 ~~ +125℃
45 -** Operating: -40 ~~ +85℃
46 -* Humidity:
47 -** Storage: 5 ~~ 95% (Non-Condensing)
48 -** Operating: 10 ~~ 95% (Non-Condensing)
49 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
50 -* LoRa Rx current: <9 mA
51 -* I/O Voltage: 3.3v
35 +(((
36 +(((
37 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
52 52  
53 -== AT Command ==
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 54  
55 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
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 57  
58 -== Dimension ==
59 59  
60 -[[image:image-20220517072526-1.png]]
53 +== 1.2  Features ==
61 61  
62 62  
63 -== Pin Mapping ==
64 -
65 -[[image:image-20220523101537-1.png]]
66 -
67 -== Land Pattern ==
68 -
69 -[[image:image-20220517072821-2.png]]
70 -
71 -
72 -== Part Number ==
73 -
74 -Part Number: **LA66-XXX**
75 -
76 -**XX**: The default frequency band
77 -
78 -* **AS923**: LoRaWAN AS923 band
79 -* **AU915**: LoRaWAN AU915 band
80 -* **EU433**: LoRaWAN EU433 band
81 -* **EU868**: LoRaWAN EU868 band
82 -* **KR920**: LoRaWAN KR920 band
83 -* **US915**: LoRaWAN US915 band
84 -* **IN865**: LoRaWAN IN865 band
85 -* **CN470**: LoRaWAN CN470 band
86 -* **PP**: Peer to Peer LoRa Protocol
87 -
88 -
89 -
90 -= LA66 LoRaWAN Shield =
91 -
92 -== Overview ==
93 -
94 -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.
95 -
96 -
97 -== Features ==
98 -
99 -* Arduino Shield base on LA66 LoRaWAN module
100 100  * Support LoRaWAN v1.0.4 protocol
101 101  * Support peer-to-peer protocol
102 102  * TCXO crystal to ensure RF performance on low temperature
103 -* SMA connector
59 +* SMD Antenna pad and i-pex antenna connector
104 104  * Available in different frequency LoRaWAN frequency bands.
105 105  * World-wide unique OTAA keys.
106 106  * AT Command via UART-TTL interface
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108 108  * Ultra-long RF range
109 109  
110 110  
111 -== Specification ==
112 112  
68 +
69 +== 1.3  Specification ==
70 +
71 +
113 113  * CPU: 32-bit 48 MHz
114 114  * Flash: 256KB
115 115  * RAM: 64KB
... ... @@ -129,182 +129,63 @@
129 129  * I/O Voltage: 3.3v
130 130  
131 131  
132 -== Pin Mapping & LED ==
133 133  
134 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
135 135  
136 -== Example: Join TTN network and send an uplink message, get downlink message. ==
93 +== 1.4  AT Command ==
137 137  
138 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
139 139  
140 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
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.
141 141  
142 -=== what needs to be used ===
143 143  
144 -1.LA66 LoRaWAN Shield that needs to be upgraded
145 145  
146 -2.Arduino
100 +== 1.5  Dimension ==
147 147  
148 -3.USB TO TTL
149 149  
150 -[[image:image-20220602100052-2.png]]
103 +[[image:image-20220718094750-3.png]]
151 151  
152 -=== Wiring Schematic ===
153 153  
154 -[[image:image-20220602101311-3.png]]
155 155  
156 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
107 +== 1.6  Pin Mapping ==
157 157  
158 -GND  >>>>>>>>>>>>GND
109 +[[image:image-20220720111850-1.png]]
159 159  
160 -TXD  >>>>>>>>>>>>TXD
161 161  
162 -RXD  >>>>>>>>>>>>RXD
163 163  
164 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
113 +== 1.7  Land Pattern ==
165 165  
166 -Connect to the PC after connecting the wires
167 167  
168 -[[image:image-20220602102240-4.png]]
116 +[[image:image-20220517072821-2.png]]
169 169  
170 -=== Upgrade steps ===
171 171  
172 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
173 173  
174 -[[image:image-20220602102824-5.png]]
120 += 2.  FAQ =
175 175  
176 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
177 177  
178 -[[image:image-20220602104701-12.png]]
123 +== 2.1  How to Compile Source Code for LA66? ==
179 179  
180 -==== Open the upgrade application software ====
181 181  
182 -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/]]
126 +Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
183 183  
184 -[[image:image-20220602103227-6.png]]
185 185  
186 -[[image:image-20220602103357-7.png]]
187 187  
188 -===== Select the COM port corresponding to USB TTL =====
130 += 3.  Order Info =
189 189  
190 -[[image:image-20220602103844-8.png]]
191 191  
192 -===== Select the bin file to burn =====
133 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
193 193  
194 -[[image:image-20220602104144-9.png]]
195 195  
196 -[[image:image-20220602104251-10.png]]
136 +(% style="color:blue" %)**XXX**(%%): The default frequency band
197 197  
198 -[[image:image-20220602104402-11.png]]
138 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
139 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
140 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
141 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
142 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
143 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
144 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
145 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
146 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
199 199  
200 -===== Click to start the download =====
201 201  
202 -[[image:image-20220602104923-13.png]]
203 203  
204 -===== The following figure appears to prove that the burning is in progress =====
205 -
206 -[[image:image-20220602104948-14.png]]
207 -
208 -===== The following picture appears to prove that the burning is successful =====
209 -
210 -[[image:image-20220602105251-15.png]]
211 -
212 -= LA66 USB LoRaWAN Adapter =
213 -
214 -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.
215 -
216 -Before use, please make sure that the computer has installed the CP2102 driver
217 -
218 -== Pin Mapping & LED ==
219 -
220 -== Example Send & Get Messages via LoRaWAN in PC ==
221 -
222 -Connect the LA66 LoRa Shield to the PC
223 -
224 -[[image:image-20220602171217-1.png||height="615" width="915"]]
225 -
226 -Open the serial port tool
227 -
228 -[[image:image-20220602161617-8.png]]
229 -
230 -[[image:image-20220602161718-9.png||height="529" width="927"]]
231 -
232 -Press the reset switch RST on the LA66 LoRa Shield.
233 -
234 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
235 -
236 -[[image:image-20220602161935-10.png]]
237 -
238 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
239 -
240 -example: AT+SENDB=01,02,8,05820802581ea0a5
241 -
242 -[[image:image-20220602162157-11.png]]
243 -
244 -Check to see if TTN received the message
245 -
246 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
247 -
248 -== Example Send & Get Messages via LoRaWAN in RPi ==
249 -
250 -Connect the LA66 LoRa Shield to the RPI
251 -
252 -[[image:image-20220602171233-2.png||height="592" width="881"]]
253 -
254 -Log in to the RPI's terminal and connect to the serial port
255 -
256 -[[image:image-20220602153146-3.png]]
257 -
258 -Press the reset switch RST on the LA66 LoRa Shield.
259 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
260 -
261 -[[image:image-20220602154928-5.png]]
262 -
263 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
264 -
265 -example: AT+SENDB=01,02,8,05820802581ea0a5
266 -
267 -[[image:image-20220602160339-6.png]]
268 -
269 -Check to see if TTN received the message
270 -
271 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
272 -
273 -=== Install Minicom ===
274 -
275 -Enter the following command in the RPI terminal
276 -
277 -apt update
278 -
279 -[[image:image-20220602143155-1.png]]
280 -
281 -apt install minicom
282 -
283 -[[image:image-20220602143744-2.png]]
284 -
285 -=== Send PC's CPU/RAM usage to TTN via script. ===
286 -
287 -==== Take python as an example： ====
288 -
289 -===== Preconditions: =====
290 -
291 -1.LA66 USB LoRaWAN Adapter works fine
292 -
293 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
294 -
295 -===== Steps for usage =====
296 -
297 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
298 -
299 -2.Run the script and see the TTN
300 -
301 -[[image:image-20220602115852-3.png]]
302 -
303 -
304 -
305 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
306 -
307 -
308 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
309 -
310 310  
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