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Last modified by Xiaoling on 2023/09/19 09:20
From version 70.1
edited by Edwin Chen
on 2022/07/02 23:51
Change comment: There is no comment for this version
To version 149.1
edited by Edwin Chen
on 2022/10/21 11:04
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
Content
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1 -{{box cssClass="floatinginfobox" title="**Contents**"}}
1 +
2 +
3 +**Table of Contents:**
4 +
2 2  {{toc/}}
3 -{{/box}}
4 4  
5 -= LA66 LoRaWAN Module =
6 6  
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 +(((
9 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.
26 +)))
27 +)))
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.
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 +)))
12 12  
35 +(((
36 +(((
13 13  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
14 14  
40 +(((
15 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.
42 +)))
43 +)))
16 16  
45 +(((
46 +(((
17 17  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 +)))
49 +)))
18 18  
19 19  
20 -== Features ==
21 21  
22 -* Support LoRaWAN v1.0.4 protocol
53 +== 1.2  Features ==
54 +
55 +
56 +* Support LoRaWAN v1.0.3 protocol
23 23  * Support peer-to-peer protocol
24 24  * TCXO crystal to ensure RF performance on low temperature
25 25  * SMD Antenna pad and i-pex antenna connector
... ... @@ -30,8 +30,8 @@
30 30  * Ultra-long RF range
31 31  
32 32  
67 +== 1.3  Specification ==
33 33  
34 -== Specification ==
35 35  
36 36  * CPU: 32-bit 48 MHz
37 37  * Flash: 256KB
... ... @@ -51,221 +51,112 @@
51 51  * LoRa Rx current: <9 mA
52 52  * I/O Voltage: 3.3v
53 53  
54 -== AT Command ==
55 55  
56 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
89 +== 1.4  AT Command ==
57 57  
58 58  
59 -== Dimension ==
92 +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]].
60 60  
61 -[[image:image-20220517072526-1.png]]
62 62  
63 63  
64 -== Pin Mapping ==
96 +== 1.5  Dimension ==
65 65  
66 -[[image:image-20220523101537-1.png]]
67 67  
68 -== Land Pattern ==
99 +[[image:image-20220718094750-3.png]]
69 69  
70 -[[image:image-20220517072821-2.png]]
71 71  
72 72  
73 -== Part Number ==
103 +== 1.6  Pin Mapping ==
74 74  
75 -Part Number: **LA66-XXX**
105 +[[image:image-20220720111850-1.png]]
76 76  
77 -**XX**: The default frequency band
78 78  
79 -* **AS923**: LoRaWAN AS923 band
80 -* **AU915**: LoRaWAN AU915 band
81 -* **EU433**: LoRaWAN EU433 band
82 -* **EU868**: LoRaWAN EU868 band
83 -* **KR920**: LoRaWAN KR920 band
84 -* **US915**: LoRaWAN US915 band
85 -* **IN865**: LoRaWAN IN865 band
86 -* **CN470**: LoRaWAN CN470 band
87 -* **PP**: Peer to Peer LoRa Protocol
88 88  
89 -= LA66 LoRaWAN Shield =
109 +== 1.7  Land Pattern ==
90 90  
91 -LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
92 92  
93 -== Pin Mapping & LED ==
112 +[[image:image-20220517072821-2.png]]
94 94  
95 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
96 96  
97 -== Example: Join TTN network and send an uplink message, get downlink message. ==
98 98  
99 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
116 += 2.  FAQ =
100 100  
101 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
102 102  
103 -=== what needs to be used ===
119 +(% class="wikigeneratedid" %)
120 +== 2.1 Where to find examples of how to use LA66? ==
104 104  
105 -1.LA66 LoRaWAN Shield that needs to be upgraded
122 +(% class="wikigeneratedid" %)
123 +Below products are made by LA66. User can use their examples as reference:
106 106  
107 -2.Arduino
125 +* LA66 Shield for Arduino
126 +* LA66 USB Adapter
108 108  
109 -3.USB TO TTL
110 110  
111 -[[image:image-20220602100052-2.png]]
112 112  
113 -=== Wiring Schematic ===
130 +== 2.2  How to Compile Source Code for LA66? ==
114 114  
115 -[[image:image-20220602101311-3.png]]
116 116  
117 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
133 +Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
118 118  
119 -GND  >>>>>>>>>>>>GND
120 120  
121 -TXD  >>>>>>>>>>>>TXD
122 122  
123 -RXD  >>>>>>>>>>>>RXD
137 +== 2.3 Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
124 124  
125 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
126 126  
127 -Connect to the PC after connecting the wires
140 +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.
128 128  
129 -[[image:image-20220602102240-4.png]]
130 130  
131 -=== Upgrade steps ===
132 132  
133 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
144 +== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
134 134  
135 -[[image:image-20220602102824-5.png]]
136 136  
137 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
147 +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]]
138 138  
139 -[[image:image-20220602104701-12.png]]
140 140  
141 -==== Open the upgrade application software ====
142 142  
143 -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/]]
151 += 3.  Order Info =
144 144  
145 -[[image:image-20220602103227-6.png]]
146 146  
147 -[[image:image-20220602103357-7.png]]
154 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
148 148  
149 -===== Select the COM port corresponding to USB TTL =====
150 150  
151 -[[image:image-20220602103844-8.png]]
157 +(% style="color:blue" %)**XXX**(%%): The default frequency band
152 152  
153 -===== Select the bin file to burn =====
159 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
160 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
161 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
162 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
163 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
164 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
165 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
166 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
167 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
154 154  
155 -[[image:image-20220602104144-9.png]]
156 156  
157 -[[image:image-20220602104251-10.png]]
158 158  
159 -[[image:image-20220602104402-11.png]]
171 += 4.  FCC Statement =
160 160  
161 -===== Click to start the download =====
162 162  
163 -[[image:image-20220602104923-13.png]]
174 +(% style="color:red" %)**FCC Caution:**
164 164  
165 -===== The following figure appears to prove that the burning is in progress =====
176 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
166 166  
167 -[[image:image-20220602104948-14.png]]
178 +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.
168 168  
169 -===== The following picture appears to prove that the burning is successful =====
170 170  
171 -[[image:image-20220602105251-15.png]]
181 +(% style="color:red" %)**IMPORTANT NOTE: **
172 172  
173 -= LA66 USB LoRaWAN Adapter =
183 +(% 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:
174 174  
175 -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.
185 +—Reorient or relocate the receiving antenna.
176 176  
177 -Before use, please make sure that the computer has installed the CP2102 driver
187 +—Increase the separation between the equipment and receiver.
178 178  
179 -== Pin Mapping & LED ==
189 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
180 180  
181 -== Example Send & Get Messages via LoRaWAN in PC ==
191 +—Consult the dealer or an experienced radio/TV technician for help.
182 182  
183 -Connect the LA66 LoRa Shield to the PC
184 184  
185 -[[image:image-20220602171217-1.png||height="615" width="915"]]
194 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
186 186  
187 -Open the serial port tool
188 -
189 -[[image:image-20220602161617-8.png]]
190 -
191 -[[image:image-20220602161718-9.png||height="529" width="927"]]
192 -
193 -Press the reset switch RST on the LA66 LoRa Shield.
194 -
195 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
196 -
197 -[[image:image-20220602161935-10.png]]
198 -
199 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
200 -
201 -example: AT+SENDB=01,02,8,05820802581ea0a5
202 -
203 -[[image:image-20220602162157-11.png]]
204 -
205 -Check to see if TTN received the message
206 -
207 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
208 -
209 -== Example Send & Get Messages via LoRaWAN in RPi ==
210 -
211 -Connect the LA66 LoRa Shield to the RPI
212 -
213 -[[image:image-20220602171233-2.png||height="592" width="881"]]
214 -
215 -Log in to the RPI's terminal and connect to the serial port
216 -
217 -[[image:image-20220602153146-3.png]]
218 -
219 -Press the reset switch RST on the LA66 LoRa Shield.
220 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
221 -
222 -[[image:image-20220602154928-5.png]]
223 -
224 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
225 -
226 -example: AT+SENDB=01,02,8,05820802581ea0a5
227 -
228 -[[image:image-20220602160339-6.png]]
229 -
230 -Check to see if TTN received the message
231 -
232 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
233 -
234 -=== Install Minicom ===
235 -
236 -Enter the following command in the RPI terminal
237 -
238 -apt update
239 -
240 -[[image:image-20220602143155-1.png]]
241 -
242 -apt install minicom
243 -
244 -[[image:image-20220602143744-2.png]]
245 -
246 -=== Send PC's CPU/RAM usage to TTN via script. ===
247 -
248 -==== Take python as an example： ====
249 -
250 -===== Preconditions: =====
251 -
252 -1.LA66 USB LoRaWAN Adapter works fine
253 -
254 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
255 -
256 -===== Steps for usage =====
257 -
258 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
259 -
260 -2.Run the script and see the TTN
261 -
262 -[[image:image-20220602115852-3.png]]
263 -
264 -
265 -
266 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
267 -
268 -
269 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
270 -
271 -
196 +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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