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Last modified by Xiaoling on 2023/09/19 09:20
From version 146.4
edited by Xiaoling
on 2022/08/16 14:24
Change comment: There is no comment for this version
To version 67.1
edited by Edwin Chen
on 2022/07/02 23:33
Change comment: There is no comment for this version

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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 -
2 -
3 -**Table of Contents:**
4 -
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
5 5  {{toc/}}
3 +{{/box}}
6 6  
5 += LA66 LoRaWAN Module =
7 7  
7 +== What is LA66 LoRaWAN Module ==
8 8  
9 -= 1.  LA66 LoRaWAN Module =
10 -
11 -
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 -
14 -
15 -(((
16 -(((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 -)))
19 -
20 -(((
21 -
22 -)))
23 -
24 -(((
25 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 -)))
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 -)))
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.
34 34  
35 -(((
36 -(((
37 37  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 -)))
39 39  
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 -)))
43 -)))
44 44  
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 -)))
49 -)))
50 50  
51 51  
20 +== Features ==
52 52  
53 -== 1.2  Features ==
54 54  
55 55  
56 -* Support LoRaWAN v1.0.3 protocol
57 -* Support peer-to-peer protocol
58 -* TCXO crystal to ensure RF performance on low temperature
59 -* SMD Antenna pad and i-pex antenna connector
60 -* Available in different frequency LoRaWAN frequency bands.
61 -* World-wide unique OTAA keys.
62 -* AT Command via UART-TTL interface
63 -* Firmware upgradable via UART interface
64 -* Ultra-long RF range
24 +== Specification ==
65 65  
66 -
67 -
68 -== 1.3  Specification ==
69 -
70 -
71 -* CPU: 32-bit 48 MHz
72 -* Flash: 256KB
73 -* RAM: 64KB
74 74  * Input Power Range: 1.8v ~~ 3.7v
75 75  * Power Consumption: < 4uA.
76 76  * Frequency Range: 150 MHz ~~ 960 MHz
... ... @@ -86,62 +86,220 @@
86 86  * LoRa Rx current: <9 mA
87 87  * I/O Voltage: 3.3v
88 88  
41 +== AT Command ==
89 89  
43 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
90 90  
91 -== 1.4  AT Command ==
92 92  
46 +== Dimension ==
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.
48 +[[image:image-20220517072526-1.png]]
95 95  
96 96  
51 +== Pin Mapping ==
97 97  
98 -== 1.5  Dimension ==
53 +[[image:image-20220523101537-1.png]]
99 99  
55 +== Land Pattern ==
100 100  
101 -[[image:image-20220718094750-3.png]]
57 +[[image:image-20220517072821-2.png]]
102 102  
103 103  
60 +== Part Number ==
104 104  
105 -== 1.6  Pin Mapping ==
62 +Part Number: **LA66-XXX**
106 106  
107 -[[image:image-20220720111850-1.png]]
64 +**XX**: The default frequency band
108 108  
66 +* **AS923**: LoRaWAN AS923 band
67 +* **AU915**: LoRaWAN AU915 band
68 +* **EU433**: LoRaWAN EU433 band
69 +* **EU868**: LoRaWAN EU868 band
70 +* **KR920**: LoRaWAN KR920 band
71 +* **US915**: LoRaWAN US915 band
72 +* **IN865**: LoRaWAN IN865 band
73 +* **CN470**: LoRaWAN CN470 band
109 109  
75 += LA66 LoRaWAN Shield =
110 110  
111 -== 1.7  Land Pattern ==
77 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
112 112  
79 +== Pin Mapping & LED ==
113 113  
114 -[[image:image-20220517072821-2.png]]
81 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
115 115  
83 +== Example: Join TTN network and send an uplink message, get downlink message. ==
116 116  
85 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
117 117  
118 -= 2.  FAQ =
87 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
119 119  
89 +=== what needs to be used ===
120 120  
121 -== 2.1  How to Compile Source Code for LA66? ==
91 +1.LA66 LoRaWAN Shield that needs to be upgraded
122 122  
93 +2.Arduino
123 123  
124 -Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
95 +3.USB TO TTL
125 125  
97 +[[image:image-20220602100052-2.png]]
126 126  
99 +=== Wiring Schematic ===
127 127  
128 -= 3.  Order Info =
101 +[[image:image-20220602101311-3.png]]
129 129  
103 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
130 130  
131 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**
105 +GND  >>>>>>>>>>>>GND
132 132  
107 +TXD  >>>>>>>>>>>>TXD
133 133  
134 -(% style="color:blue" %)**XXX**(%%): The default frequency band
109 +RXD  >>>>>>>>>>>>RXD
135 135  
136 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
137 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
138 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
139 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
140 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
141 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
142 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
143 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
144 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
111 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
145 145  
113 +Connect to the PC after connecting the wires
146 146  
115 +[[image:image-20220602102240-4.png]]
116 +
117 +=== Upgrade steps ===
118 +
119 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
120 +
121 +[[image:image-20220602102824-5.png]]
122 +
123 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
124 +
125 +[[image:image-20220602104701-12.png]]
126 +
127 +==== Open the upgrade application software ====
128 +
129 +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/]]
130 +
131 +[[image:image-20220602103227-6.png]]
132 +
133 +[[image:image-20220602103357-7.png]]
134 +
135 +===== Select the COM port corresponding to USB TTL =====
136 +
137 +[[image:image-20220602103844-8.png]]
138 +
139 +===== Select the bin file to burn =====
140 +
141 +[[image:image-20220602104144-9.png]]
142 +
143 +[[image:image-20220602104251-10.png]]
144 +
145 +[[image:image-20220602104402-11.png]]
146 +
147 +===== Click to start the download =====
148 +
149 +[[image:image-20220602104923-13.png]]
150 +
151 +===== The following figure appears to prove that the burning is in progress =====
152 +
153 +[[image:image-20220602104948-14.png]]
154 +
155 +===== The following picture appears to prove that the burning is successful =====
156 +
157 +[[image:image-20220602105251-15.png]]
158 +
159 += LA66 USB LoRaWAN Adapter =
160 +
161 +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.
162 +
163 +Before use, please make sure that the computer has installed the CP2102 driver
164 +
165 +== Pin Mapping & LED ==
166 +
167 +== Example Send & Get Messages via LoRaWAN in PC ==
168 +
169 +Connect the LA66 LoRa Shield to the PC
170 +
171 +[[image:image-20220602171217-1.png||height="615" width="915"]]
172 +
173 +Open the serial port tool
174 +
175 +[[image:image-20220602161617-8.png]]
176 +
177 +[[image:image-20220602161718-9.png||height="529" width="927"]]
178 +
179 +Press the reset switch RST on the LA66 LoRa Shield.
180 +
181 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
182 +
183 +[[image:image-20220602161935-10.png]]
184 +
185 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
186 +
187 +example: AT+SENDB=01,02,8,05820802581ea0a5
188 +
189 +[[image:image-20220602162157-11.png]]
190 +
191 +Check to see if TTN received the message
192 +
193 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
194 +
195 +== Example Send & Get Messages via LoRaWAN in RPi ==
196 +
197 +Connect the LA66 LoRa Shield to the RPI
198 +
199 +[[image:image-20220602171233-2.png||height="592" width="881"]]
200 +
201 +Log in to the RPI's terminal and connect to the serial port
202 +
203 +[[image:image-20220602153146-3.png]]
204 +
205 +Press the reset switch RST on the LA66 LoRa Shield.
206 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
207 +
208 +[[image:image-20220602154928-5.png]]
209 +
210 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
211 +
212 +example: AT+SENDB=01,02,8,05820802581ea0a5
213 +
214 +[[image:image-20220602160339-6.png]]
215 +
216 +Check to see if TTN received the message
217 +
218 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
219 +
220 +=== Install Minicom ===
221 +
222 +Enter the following command in the RPI terminal
223 +
224 +apt update
225 +
226 +[[image:image-20220602143155-1.png]]
227 +
228 +apt install minicom
229 +
230 +[[image:image-20220602143744-2.png]]
231 +
232 +=== Send PC's CPU/RAM usage to TTN via script. ===
233 +
234 +==== Take python as an example： ====
235 +
236 +===== Preconditions: =====
237 +
238 +1.LA66 USB LoRaWAN Adapter works fine
239 +
240 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
241 +
242 +===== Steps for usage =====
243 +
244 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
245 +
246 +2.Run the script and see the TTN
247 +
248 +[[image:image-20220602115852-3.png]]
249 +
250 +
251 +
252 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
253 +
254 +
255 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
256 +
147 147  
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