Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 63.1 >
edited by Herong Lu
on 2022/06/02 17:23
To version < 87.1 >
edited by Edwin Chen
on 2022/07/11 09:10
>
Change comment: There is no comment for this version

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1 -XWiki.Lu
1 +XWiki.Edwin
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6 6  
7 7  == What is LA66 LoRaWAN Module ==
8 8  
9 -**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 LoRa 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 program, create and connect your things everywhere.
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 -**LA66 **is a ready-to-use module which includes the LoRaWAN v1.0.4 protocol. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
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 world unique OTAA key for LoRaWAN registration.
13 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
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.
15 15  
17 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
16 16  
17 -== Specification ==
18 18  
19 -[[image:image-20220517072526-1.png]]
20 +== Features ==
20 20  
21 -Input Power Range: 1.8v ~~ 3.7v
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
22 22  
23 -Power Consumption: < 4uA.
32 +== Specification ==
24 24  
25 -Frequency Range: 150 MHz ~~ 960 MHz
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
26 26  
27 -Maximum Power +22 dBm constant RF output
52 +== AT Command ==
28 28  
29 -High sensitivity: -148 dBm
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.
30 30  
31 -Temperature:
32 32  
33 -* Storage: -55 ~~ +125℃
34 -* Operating: -40 ~~ +85℃
57 +== Dimension ==
35 35  
36 -Humidity:
59 +[[image:image-20220517072526-1.png]]
37 37  
38 -* Storage: 5 ~~ 95% (Non-Condensing)
39 -* Operating: 10 ~~ 95% (Non-Condensing)
40 40  
41 -LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
42 -
43 -LoRa Rx current: <9 mA
44 -
45 -I/O Voltage: 3.3v
46 -
47 -
48 -== AT Command ==
49 -
50 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
51 -
52 -
53 53  == Pin Mapping ==
54 54  
55 55  [[image:image-20220523101537-1.png]]
... ... @@ -59,25 +59,47 @@
59 59  [[image:image-20220517072821-2.png]]
60 60  
61 61  
62 -== Part Number ==
63 63  
64 -Part Number: **LA66-XXX**
72 += LA66 LoRaWAN Shield =
65 65  
66 -**XX**: The default frequency band
74 +== Overview ==
67 67  
68 -* **AS923**: LoRaWAN AS923 band
69 -* **AU915**: LoRaWAN AU915 band
70 -* **EU433**: LoRaWAN EU433 band
71 -* **EU868**: LoRaWAN EU868 band
72 -* **KR920**: LoRaWAN KR920 band
73 -* **US915**: LoRaWAN US915 band
74 -* **IN865**: LoRaWAN IN865 band
75 -* **CN470**: LoRaWAN CN470 band
76 +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.
76 76  
77 -= LA66 LoRaWAN Shield =
78 78  
79 -LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
79 +== Features ==
80 80  
81 +* Arduino Shield base on LA66 LoRaWAN module
82 +* Support LoRaWAN v1.0.4 protocol
83 +* Support peer-to-peer protocol
84 +* TCXO crystal to ensure RF performance on low temperature
85 +* SMA connector
86 +* Available in different frequency LoRaWAN frequency bands.
87 +* World-wide unique OTAA keys.
88 +* AT Command via UART-TTL interface
89 +* Firmware upgradable via UART interface
90 +* Ultra-long RF range
91 +
92 +== Specification ==
93 +
94 +* CPU: 32-bit 48 MHz
95 +* Flash: 256KB
96 +* RAM: 64KB
97 +* Input Power Range: 1.8v ~~ 3.7v
98 +* Power Consumption: < 4uA.
99 +* Frequency Range: 150 MHz ~~ 960 MHz
100 +* Maximum Power +22 dBm constant RF output
101 +* High sensitivity: -148 dBm
102 +* Temperature:
103 +** Storage: -55 ~~ +125℃
104 +** Operating: -40 ~~ +85℃
105 +* Humidity:
106 +** Storage: 5 ~~ 95% (Non-Condensing)
107 +** Operating: 10 ~~ 95% (Non-Condensing)
108 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
109 +* LoRa Rx current: <9 mA
110 +* I/O Voltage: 3.3v
111 +
81 81  == Pin Mapping & LED ==
82 82  
83 83  == Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
... ... @@ -88,58 +88,62 @@
88 88  
89 89  == Upgrade Firmware of LA66 LoRaWAN Shield ==
90 90  
91 -=== what needs to be used ===
122 +=== Items needed for update ===
92 92  
93 -1.LA66 LoRaWAN Shield that needs to be upgraded
124 +1. LA66 LoRaWAN Shield
125 +1. Arduino
126 +1. USB TO TTL Adapter
94 94  
95 -2.Arduino
128 +[[image:image-20220602100052-2.png||height="385" width="600"]]
96 96  
97 -3.USB TO TTL
98 98  
99 -[[image:image-20220602100052-2.png]]
131 +=== Connection ===
100 100  
101 -=== Wiring Schematic ===
133 +[[image:image-20220602101311-3.png||height="276" width="600"]]
102 102  
103 -[[image:image-20220602101311-3.png]]
135 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
136 +**GND  <-> GND
137 +TXD  <-> TXD
138 +RXD  <-> RXD**
104 104  
105 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
140 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
106 106  
107 -GND  >>>>>>>>>>>>GND
142 +Connect USB TTL Adapter to PC after connecting the wires
108 108  
109 -TXD  >>>>>>>>>>>>TXD
110 110  
111 -RXD  >>>>>>>>>>>>RXD
145 +[[image:image-20220602102240-4.png||height="304" width="600"]]
112 112  
113 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
114 114  
115 -Connect to the PC after connecting the wires
148 +=== Upgrade steps ===
116 116  
117 -[[image:image-20220602102240-4.png]]
150 +==== Switch SW1 to put in ISP position ====
118 118  
119 -=== Upgrade steps ===
152 +[[image:image-20220602102824-5.png||height="306" width="600"]]
120 120  
121 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
122 122  
123 -[[image:image-20220602102824-5.png]]
155 +==== Press the RST switch once ====
124 124  
125 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
157 +[[image:image-20220602104701-12.png||height="285" width="600"]]
126 126  
127 -[[image:image-20220602104701-12.png]]
128 128  
129 -==== Open the upgrade application software ====
160 +==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
130 130  
131 -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/]]
162 +**~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/]]**
132 132  
133 133  [[image:image-20220602103227-6.png]]
134 134  
135 135  [[image:image-20220602103357-7.png]]
136 136  
137 -===== Select the COM port corresponding to USB TTL =====
138 138  
169 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
170 +**2. Select the COM port corresponding to USB TTL**
171 +
139 139  [[image:image-20220602103844-8.png]]
140 140  
141 -===== Select the bin file to burn =====
142 142  
175 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
176 +**3. Select the bin file to burn**
177 +
143 143  [[image:image-20220602104144-9.png]]
144 144  
145 145  [[image:image-20220602104251-10.png]]
... ... @@ -146,114 +146,197 @@
146 146  
147 147  [[image:image-20220602104402-11.png]]
148 148  
149 -===== Click to start the download =====
150 150  
185 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
186 +**4. Click to start the download**
187 +
151 151  [[image:image-20220602104923-13.png]]
152 152  
153 -===== The following figure appears to prove that the burning is in progress =====
154 154  
191 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
192 +**5. Check update process**
193 +
155 155  [[image:image-20220602104948-14.png]]
156 156  
157 -===== The following picture appears to prove that the burning is successful =====
158 158  
197 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
198 +**The following picture shows that the burning is successful**
199 +
159 159  [[image:image-20220602105251-15.png]]
160 160  
202 +
203 +
161 161  = LA66 USB LoRaWAN Adapter =
162 162  
163 -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.
206 +== Overview ==
164 164  
165 -Before use, please make sure that the computer has installed the CP2102 driver
208 +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.
166 166  
210 +
211 +== Features ==
212 +
213 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
214 +* Ultra-long RF range
215 +* Support LoRaWAN v1.0.4 protocol
216 +* Support peer-to-peer protocol
217 +* TCXO crystal to ensure RF performance on low temperature
218 +* Spring RF antenna
219 +* Available in different frequency LoRaWAN frequency bands.
220 +* World-wide unique OTAA keys.
221 +* AT Command via UART-TTL interface
222 +* Firmware upgradable via UART interface
223 +
224 +== Specification ==
225 +
226 +* CPU: 32-bit 48 MHz
227 +* Flash: 256KB
228 +* RAM: 64KB
229 +* Input Power Range: 5v
230 +* Frequency Range: 150 MHz ~~ 960 MHz
231 +* Maximum Power +22 dBm constant RF output
232 +* High sensitivity: -148 dBm
233 +* Temperature:
234 +** Storage: -55 ~~ +125℃
235 +** Operating: -40 ~~ +85℃
236 +* Humidity:
237 +** Storage: 5 ~~ 95% (Non-Condensing)
238 +** Operating: 10 ~~ 95% (Non-Condensing)
239 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
240 +* LoRa Rx current: <9 mA
241 +
167 167  == Pin Mapping & LED ==
168 168  
169 169  == Example Send & Get Messages via LoRaWAN in PC ==
170 170  
171 -Connect the LA66 LoRa Shield to the PC
246 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
172 172  
173 -[[image:image-20220602171217-1.png||height="615" width="915"]]
248 +~1. Connect the LA66 USB LoRaWAN adapter to PC
174 174  
250 +[[image:image-20220602171217-1.png||height="538" width="800"]]
251 +
175 175  Open the serial port tool
176 176  
177 177  [[image:image-20220602161617-8.png]]
178 178  
179 -[[image:image-20220602161718-9.png||height="529" width="927"]]
256 +[[image:image-20220602161718-9.png||height="457" width="800"]]
180 180  
181 -Press the reset switch RST on the LA66 LoRa Shield.
182 182  
183 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
259 +2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
184 184  
185 -[[image:image-20220602161935-10.png]]
261 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
186 186  
187 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
263 +[[image:image-20220602161935-10.png||height="498" width="800"]]
188 188  
265 +
266 +3. See Uplink Command
267 +
268 +Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
269 +
189 189  example: AT+SENDB=01,02,8,05820802581ea0a5
190 190  
191 -[[image:image-20220602162157-11.png]]
272 +[[image:image-20220602162157-11.png||height="497" width="800"]]
192 192  
193 -Check to see if TTN received the message
194 194  
195 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
275 +4. Check to see if TTN received the message
196 196  
197 -== Example Send & Get Messages via LoRaWAN in RPi ==
277 +[[image:image-20220602162331-12.png||height="420" width="800"]]
198 198  
199 -Connect the LA66 LoRa Shield to the RPI
200 200  
201 -[[image:image-20220602171233-2.png||height="592" width="881"]]
202 202  
203 -Log in to the RPI's terminal and connect to the serial port
281 +== Example:Send PC's CPU/RAM usage to TTN via python ==
204 204  
205 -[[image:image-20220602153146-3.png]]
283 +(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
284 +**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]]
206 206  
207 -Press the reset switch RST on the LA66 LoRa Shield.
208 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
286 +(% class="wikigeneratedid" id="HPreconditions:" %)
287 +**Preconditions:**
209 209  
210 -[[image:image-20220602154928-5.png]]
289 +1.LA66 USB LoRaWAN Adapter works fine
211 211  
212 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
291 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
213 213  
214 -example: AT+SENDB=01,02,8,05820802581ea0a5
293 +(% class="wikigeneratedid" id="HStepsforusage" %)
294 +**Steps for usage**
215 215  
216 -[[image:image-20220602160339-6.png]]
296 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
217 217  
218 -Check to see if TTN received the message
298 +2.Run the python script in PC and see the TTN
219 219  
220 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
300 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
221 221  
222 -=== Install Minicom ===
223 223  
224 -Enter the following command in the RPI terminal
225 225  
226 -apt update
304 +== Example Send & Get Messages via LoRaWAN in RPi ==
227 227  
228 -[[image:image-20220602143155-1.png]]
306 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
229 229  
230 -apt install minicom
308 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
231 231  
232 -[[image:image-20220602143744-2.png]]
310 +[[image:image-20220602171233-2.png||height="538" width="800"]]
233 233  
234 -=== Send PC's CPU/RAM usage to TTN via script. ===
235 235  
236 -==== Take python as an example： ====
313 +2. Install Minicom in RPi.
237 237  
238 -===== Preconditions: =====
315 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
239 239  
240 -1.LA66 USB LoRaWAN Adapter works fine
317 +(% class="mark" %)apt update
241 241  
242 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
319 +(% class="mark" %)apt install minicom
243 243  
244 -===== Steps for usage =====
245 245  
246 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
322 +Use minicom to connect to the RPI's terminal
247 247  
248 -2.Run the script and see the TTN
324 +[[image:image-20220602153146-3.png||height="439" width="500"]]
249 249  
250 -[[image:image-20220602115852-3.png]]
251 251  
327 +3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
328 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
252 252  
330 +[[image:image-20220602154928-5.png||height="436" width="500"]]
253 253  
332 +
333 +4. Send Uplink message
334 +
335 +Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
336 +
337 +example: AT+SENDB=01,02,8,05820802581ea0a5
338 +
339 +[[image:image-20220602160339-6.png||height="517" width="600"]]
340 +
341 +Check to see if TTN received the message
342 +
343 +[[image:image-20220602160627-7.png||height="369" width="800"]]
344 +
345 +
346 +
254 254  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
255 255  
256 256  
257 257  == Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
258 258  
352 +
353 +
354 += Order Info =
355 +
356 +Part Number:
357 +
358 +**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
359 +
360 +**XXX**: The default frequency band
361 +
362 +* **AS923**: LoRaWAN AS923 band
363 +* **AU915**: LoRaWAN AU915 band
364 +* **EU433**: LoRaWAN EU433 band
365 +* **EU868**: LoRaWAN EU868 band
366 +* **KR920**: LoRaWAN KR920 band
367 +* **US915**: LoRaWAN US915 band
368 +* **IN865**: LoRaWAN IN865 band
369 +* **CN470**: LoRaWAN CN470 band
370 +* **PP**: Peer to Peer LoRa Protocol
371 +
372 +
373 += Reference =
374 +
375 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
376 +
259 259  

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