Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 47.1 >
edited by Herong Lu
on 2022/06/02 15:31
To version < 86.1 >
edited by Edwin Chen
on 2022/07/10 22:08
>
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 +59,48 @@
59 59  [[image:image-20220517072821-2.png]]
60 60  
61 61  
62 -== Part Number ==
71 +
63 63  
64 -Part Number: **LA66-XXX**
73 += LA66 LoRaWAN Shield =
65 65  
66 -**XX**: The default frequency band
75 +== 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
77 +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.
80 +== Features ==
80 80  
82 +* Arduino Shield base on LA66 LoRaWAN module
83 +* Support LoRaWAN v1.0.4 protocol
84 +* Support peer-to-peer protocol
85 +* TCXO crystal to ensure RF performance on low temperature
86 +* SMA connector
87 +* Available in different frequency LoRaWAN frequency bands.
88 +* World-wide unique OTAA keys.
89 +* AT Command via UART-TTL interface
90 +* Firmware upgradable via UART interface
91 +* Ultra-long RF range
92 +
93 +== Specification ==
94 +
95 +* CPU: 32-bit 48 MHz
96 +* Flash: 256KB
97 +* RAM: 64KB
98 +* Input Power Range: 1.8v ~~ 3.7v
99 +* Power Consumption: < 4uA.
100 +* Frequency Range: 150 MHz ~~ 960 MHz
101 +* Maximum Power +22 dBm constant RF output
102 +* High sensitivity: -148 dBm
103 +* Temperature:
104 +** Storage: -55 ~~ +125℃
105 +** Operating: -40 ~~ +85℃
106 +* Humidity:
107 +** Storage: 5 ~~ 95% (Non-Condensing)
108 +** Operating: 10 ~~ 95% (Non-Condensing)
109 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
110 +* LoRa Rx current: <9 mA
111 +* I/O Voltage: 3.3v
112 +
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 ===
123 +=== Items needed for update ===
92 92  
93 -1.LA66 LoRaWAN Shield that needs to be upgraded
125 +1. LA66 LoRaWAN Shield
126 +1. Arduino
127 +1. USB TO TTL Adapter
94 94  
95 -2.Arduino
129 +[[image:image-20220602100052-2.png||height="385" width="600"]]
96 96  
97 -3.USB TO TTL
98 98  
99 -[[image:image-20220602100052-2.png]]
132 +=== Connection ===
100 100  
101 -=== Wiring Schematic ===
134 +[[image:image-20220602101311-3.png||height="276" width="600"]]
102 102  
103 -[[image:image-20220602101311-3.png]]
136 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
137 +**GND  <-> GND
138 +TXD  <-> TXD
139 +RXD  <-> RXD**
104 104  
105 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
141 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
106 106  
107 -GND  >>>>>>>>>>>>GND
143 +Connect USB TTL Adapter to PC after connecting the wires
108 108  
109 -TXD  >>>>>>>>>>>>TXD
110 110  
111 -RXD  >>>>>>>>>>>>RXD
146 +[[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
149 +=== Upgrade steps ===
116 116  
117 -[[image:image-20220602102240-4.png]]
151 +==== Switch SW1 to put in ISP position ====
118 118  
119 -=== Upgrade steps ===
153 +[[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]]
156 +==== Press the RST switch once ====
124 124  
125 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
158 +[[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 ====
161 +==== 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/]]
163 +**~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  
170 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
171 +**2. Select the COM port corresponding to USB TTL**
172 +
139 139  [[image:image-20220602103844-8.png]]
140 140  
141 -===== Select the bin file to burn =====
142 142  
176 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
177 +**3. Select the bin file to burn**
178 +
143 143  [[image:image-20220602104144-9.png]]
144 144  
145 145  [[image:image-20220602104251-10.png]]
... ... @@ -146,69 +146,199 @@
146 146  
147 147  [[image:image-20220602104402-11.png]]
148 148  
149 -===== Click to start the download =====
150 150  
186 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
187 +**4. Click to start the download**
188 +
151 151  [[image:image-20220602104923-13.png]]
152 152  
153 -===== The following figure appears to prove that the burning is in progress =====
154 154  
192 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
193 +**5. Check update process**
194 +
155 155  [[image:image-20220602104948-14.png]]
156 156  
157 -===== The following picture appears to prove that the burning is successful =====
158 158  
198 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
199 +**The following picture shows that the burning is successful**
200 +
159 159  [[image:image-20220602105251-15.png]]
160 160  
203 +
204 +
205 +
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.
208 +== Overview ==
164 164  
210 +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.
211 +
212 +
213 +== Features ==
214 +
215 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
216 +* Ultra-long RF range
217 +* Support LoRaWAN v1.0.4 protocol
218 +* Support peer-to-peer protocol
219 +* TCXO crystal to ensure RF performance on low temperature
220 +* Spring RF antenna
221 +* Available in different frequency LoRaWAN frequency bands.
222 +* World-wide unique OTAA keys.
223 +* AT Command via UART-TTL interface
224 +* Firmware upgradable via UART interface
225 +
226 +== Specification ==
227 +
228 +* CPU: 32-bit 48 MHz
229 +* Flash: 256KB
230 +* RAM: 64KB
231 +* Input Power Range: 5v
232 +* Frequency Range: 150 MHz ~~ 960 MHz
233 +* Maximum Power +22 dBm constant RF output
234 +* High sensitivity: -148 dBm
235 +* Temperature:
236 +** Storage: -55 ~~ +125℃
237 +** Operating: -40 ~~ +85℃
238 +* Humidity:
239 +** Storage: 5 ~~ 95% (Non-Condensing)
240 +** Operating: 10 ~~ 95% (Non-Condensing)
241 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
242 +* LoRa Rx current: <9 mA
243 +
165 165  == Pin Mapping & LED ==
166 166  
167 167  == Example Send & Get Messages via LoRaWAN in PC ==
168 168  
248 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
249 +
250 +~1. Connect the LA66 USB LoRaWAN adapter to PC
251 +
252 +[[image:image-20220602171217-1.png||height="538" width="800"]]
253 +
254 +Open the serial port tool
255 +
256 +[[image:image-20220602161617-8.png]]
257 +
258 +[[image:image-20220602161718-9.png||height="457" width="800"]]
259 +
260 +
261 +2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
262 +
263 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
264 +
265 +[[image:image-20220602161935-10.png||height="498" width="800"]]
266 +
267 +
268 +3. See Uplink Command
269 +
270 +Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
271 +
272 +example: AT+SENDB=01,02,8,05820802581ea0a5
273 +
274 +[[image:image-20220602162157-11.png||height="497" width="800"]]
275 +
276 +
277 +4. Check to see if TTN received the message
278 +
279 +[[image:image-20220602162331-12.png||height="420" width="800"]]
280 +
281 +
282 +
283 +== Example:Send PC's CPU/RAM usage to TTN via python ==
284 +
285 +(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
286 +**Use python as an example：**
287 +
288 +(% class="wikigeneratedid" id="HPreconditions:" %)
289 +**Preconditions:**
290 +
291 +1.LA66 USB LoRaWAN Adapter works fine
292 +
293 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
294 +
295 +(% class="wikigeneratedid" id="HStepsforusage" %)
296 +**Steps for usage**
297 +
298 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
299 +
300 +2.Run the python script in PC and see the TTN
301 +
302 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
303 +
304 +
305 +
169 169  == Example Send & Get Messages via LoRaWAN in RPi ==
170 170  
171 -=== Install USB Driver ===
308 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
172 172  
173 -Download Link:[[click here>>attach:CP210x_Universal_Windows_Driver.zip]]
310 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
174 174  
175 -=== Install Minicom ===
312 +[[image:image-20220602171233-2.png||height="538" width="800"]]
176 176  
177 -Enter the following command in the RPI terminal
178 178  
179 -apt update
315 +2. Install Minicom in RPi.
180 180  
181 -[[image:image-20220602143155-1.png]]
317 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
182 182  
183 -apt install minicom
319 +(% class="mark" %)apt update
184 184  
185 -[[image:image-20220602143744-2.png]]
321 +(% class="mark" %)apt install minicom
186 186  
187 -=== Use AT Command to send an uplink message. ===
188 188  
189 -=== Send PC's CPU/RAM usage to TTN via script. ===
324 +Use minicom to connect to the RPI's terminal
190 190  
191 -==== Take python as an example： ====
326 +[[image:image-20220602153146-3.png||height="439" width="500"]]
192 192  
193 -===== Preconditions: =====
194 194  
195 -1.LA66 LoRa Shield works fine
329 +3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
330 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
196 196  
197 -2.LA66 LoRa Shield is registered with TTN
332 +[[image:image-20220602154928-5.png||height="436" width="500"]]
198 198  
199 -===== Steps for usage =====
200 200  
201 -1.After connecting the line, connect it to the PC, turn SW1 to FLASH, and press the RST switch. As shown in the figure below
335 +4. Send Uplink message
202 202  
203 -[[image:image-20220602114148-1.png]]
337 +Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
204 204  
205 -2.Run the script and see the TTN
339 +example: AT+SENDB=01,02,8,05820802581ea0a5
206 206  
207 -[[image:image-20220602115852-3.png]]
341 +[[image:image-20220602160339-6.png||height="517" width="600"]]
208 208  
343 +Check to see if TTN received the message
209 209  
345 +[[image:image-20220602160627-7.png||height="369" width="800"]]
210 210  
347 +
348 +
211 211  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
212 212  
213 213  
214 214  == Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
353 +
354 +
355 +
356 += Order Info =
357 +
358 +Part Number:
359 +
360 +**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
361 +
362 +**XXX**: The default frequency band
363 +
364 +* **AS923**: LoRaWAN AS923 band
365 +* **AU915**: LoRaWAN AU915 band
366 +* **EU433**: LoRaWAN EU433 band
367 +* **EU868**: LoRaWAN EU868 band
368 +* **KR920**: LoRaWAN KR920 band
369 +* **US915**: LoRaWAN US915 band
370 +* **IN865**: LoRaWAN IN865 band
371 +* **CN470**: LoRaWAN CN470 band
372 +* **PP**: Peer to Peer LoRa Protocol
373 +
374 +
375 +
376 += Reference =
377 +
378 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
379 +
380 +
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