Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 70.1 >
edited by Edwin Chen
on 2022/07/02 23:51
To version < 87.1 >
edited by Edwin Chen
on 2022/07/11 09:10
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -29,8 +29,6 @@
29 29  * Firmware upgradable via UART interface
30 30  * Ultra-long RF range
31 31  
32 -
33 -
34 34  == Specification ==
35 35  
36 36  * CPU: 32-bit 48 MHz
... ... @@ -70,26 +70,47 @@
70 70  [[image:image-20220517072821-2.png]]
71 71  
72 72  
73 -== Part Number ==
74 74  
75 -Part Number: **LA66-XXX**
72 += LA66 LoRaWAN Shield =
76 76  
77 -**XX**: The default frequency band
74 +== Overview ==
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
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.
88 88  
89 -= LA66 LoRaWAN Shield =
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.
79 +== Features ==
92 92  
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 +
93 93  == Pin Mapping & LED ==
94 94  
95 95  == Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
... ... @@ -100,58 +100,62 @@
100 100  
101 101  == Upgrade Firmware of LA66 LoRaWAN Shield ==
102 102  
103 -=== what needs to be used ===
122 +=== Items needed for update ===
104 104  
105 -1.LA66 LoRaWAN Shield that needs to be upgraded
124 +1. LA66 LoRaWAN Shield
125 +1. Arduino
126 +1. USB TO TTL Adapter
106 106  
107 -2.Arduino
128 +[[image:image-20220602100052-2.png||height="385" width="600"]]
108 108  
109 -3.USB TO TTL
110 110  
111 -[[image:image-20220602100052-2.png]]
131 +=== Connection ===
112 112  
113 -=== Wiring Schematic ===
133 +[[image:image-20220602101311-3.png||height="276" width="600"]]
114 114  
115 -[[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**
116 116  
117 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
140 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
118 118  
119 -GND  >>>>>>>>>>>>GND
142 +Connect USB TTL Adapter to PC after connecting the wires
120 120  
121 -TXD  >>>>>>>>>>>>TXD
122 122  
123 -RXD  >>>>>>>>>>>>RXD
145 +[[image:image-20220602102240-4.png||height="304" width="600"]]
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
148 +=== Upgrade steps ===
128 128  
129 -[[image:image-20220602102240-4.png]]
150 +==== Switch SW1 to put in ISP position ====
130 130  
131 -=== Upgrade steps ===
152 +[[image:image-20220602102824-5.png||height="306" width="600"]]
132 132  
133 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
134 134  
135 -[[image:image-20220602102824-5.png]]
155 +==== Press the RST switch once ====
136 136  
137 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
157 +[[image:image-20220602104701-12.png||height="285" width="600"]]
138 138  
139 -[[image:image-20220602104701-12.png]]
140 140  
141 -==== Open the upgrade application software ====
160 +==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
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/]]
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/]]**
144 144  
145 145  [[image:image-20220602103227-6.png]]
146 146  
147 147  [[image:image-20220602103357-7.png]]
148 148  
149 -===== Select the COM port corresponding to USB TTL =====
150 150  
169 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
170 +**2. Select the COM port corresponding to USB TTL**
171 +
151 151  [[image:image-20220602103844-8.png]]
152 152  
153 -===== Select the bin file to burn =====
154 154  
175 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
176 +**3. Select the bin file to burn**
177 +
155 155  [[image:image-20220602104144-9.png]]
156 156  
157 157  [[image:image-20220602104251-10.png]]
... ... @@ -158,114 +158,197 @@
158 158  
159 159  [[image:image-20220602104402-11.png]]
160 160  
161 -===== Click to start the download =====
162 162  
185 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
186 +**4. Click to start the download**
187 +
163 163  [[image:image-20220602104923-13.png]]
164 164  
165 -===== The following figure appears to prove that the burning is in progress =====
166 166  
191 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
192 +**5. Check update process**
193 +
167 167  [[image:image-20220602104948-14.png]]
168 168  
169 -===== The following picture appears to prove that the burning is successful =====
170 170  
197 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
198 +**The following picture shows that the burning is successful**
199 +
171 171  [[image:image-20220602105251-15.png]]
172 172  
202 +
203 +
173 173  = LA66 USB LoRaWAN Adapter =
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.
206 +== Overview ==
176 176  
177 -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.
178 178  
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 +
179 179  == Pin Mapping & LED ==
180 180  
181 181  == Example Send & Get Messages via LoRaWAN in PC ==
182 182  
183 -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.
184 184  
185 -[[image:image-20220602171217-1.png||height="615" width="915"]]
248 +~1. Connect the LA66 USB LoRaWAN adapter to PC
186 186  
250 +[[image:image-20220602171217-1.png||height="538" width="800"]]
251 +
187 187  Open the serial port tool
188 188  
189 189  [[image:image-20220602161617-8.png]]
190 190  
191 -[[image:image-20220602161718-9.png||height="529" width="927"]]
256 +[[image:image-20220602161718-9.png||height="457" width="800"]]
192 192  
193 -Press the reset switch RST on the LA66 LoRa Shield.
194 194  
195 -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.
196 196  
197 -[[image:image-20220602161935-10.png]]
261 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
198 198  
199 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
263 +[[image:image-20220602161935-10.png||height="498" width="800"]]
200 200  
265 +
266 +3. See Uplink Command
267 +
268 +Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
269 +
201 201  example: AT+SENDB=01,02,8,05820802581ea0a5
202 202  
203 -[[image:image-20220602162157-11.png]]
272 +[[image:image-20220602162157-11.png||height="497" width="800"]]
204 204  
205 -Check to see if TTN received the message
206 206  
207 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
275 +4. Check to see if TTN received the message
208 208  
209 -== Example Send & Get Messages via LoRaWAN in RPi ==
277 +[[image:image-20220602162331-12.png||height="420" width="800"]]
210 210  
211 -Connect the LA66 LoRa Shield to the RPI
212 212  
213 -[[image:image-20220602171233-2.png||height="592" width="881"]]
214 214  
215 -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 ==
216 216  
217 -[[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]]
218 218  
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
286 +(% class="wikigeneratedid" id="HPreconditions:" %)
287 +**Preconditions:**
221 221  
222 -[[image:image-20220602154928-5.png]]
289 +1.LA66 USB LoRaWAN Adapter works fine
223 223  
224 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
291 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
225 225  
226 -example: AT+SENDB=01,02,8,05820802581ea0a5
293 +(% class="wikigeneratedid" id="HStepsforusage" %)
294 +**Steps for usage**
227 227  
228 -[[image:image-20220602160339-6.png]]
296 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
229 229  
230 -Check to see if TTN received the message
298 +2.Run the python script in PC and see the TTN
231 231  
232 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
300 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
233 233  
234 -=== Install Minicom ===
235 235  
236 -Enter the following command in the RPI terminal
237 237  
238 -apt update
304 +== Example Send & Get Messages via LoRaWAN in RPi ==
239 239  
240 -[[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.
241 241  
242 -apt install minicom
308 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
243 243  
244 -[[image:image-20220602143744-2.png]]
310 +[[image:image-20220602171233-2.png||height="538" width="800"]]
245 245  
246 -=== Send PC's CPU/RAM usage to TTN via script. ===
247 247  
248 -==== Take python as an example： ====
313 +2. Install Minicom in RPi.
249 249  
250 -===== Preconditions: =====
315 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
251 251  
252 -1.LA66 USB LoRaWAN Adapter works fine
317 +(% class="mark" %)apt update
253 253  
254 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
319 +(% class="mark" %)apt install minicom
255 255  
256 -===== Steps for usage =====
257 257  
258 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
322 +Use minicom to connect to the RPI's terminal
259 259  
260 -2.Run the script and see the TTN
324 +[[image:image-20220602153146-3.png||height="439" width="500"]]
261 261  
262 -[[image:image-20220602115852-3.png]]
263 263  
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
264 264  
330 +[[image:image-20220602154928-5.png||height="436" width="500"]]
265 265  
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 +
266 266  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
267 267  
268 268  
269 269  == Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
270 270  
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 +
271 271  

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