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Last modified by Xiaoling on 2025/02/07 16:37
From version 149.5
edited by Xiaoling
on 2022/08/17 10:01
Change comment: There is no comment for this version
To version 88.1
edited by Edwin Chen
on 2022/07/15 00:02
Change comment: Uploaded new attachment "image-20220715000242-1.png", version {1}

Summary

Details

Page properties
Title
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1 -LA66 USB LoRaWAN Adapter User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -6,23 +6,18 @@
6 6  
7 7  
8 8  
9 += 1.  LA66 LoRaWAN Module =
9 9  
10 10  
11 -= 1.  LA66 USB LoRaWAN Adapter =
12 +== 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 13  
14 -== 1.1  Overview ==
15 -
16 -
17 -[[image:image-20220715001142-3.png||height="145" width="220"]]
18 -
19 -
20 20  (((
21 -(% style="color:blue" %)**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.
16 +(% 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.
22 22  )))
23 23  
24 24  (((
25 -(% 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.
20 +(% 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.
26 26  )))
27 27  
28 28  (((
... ... @@ -38,32 +38,96 @@
38 38  )))
39 39  
40 40  
41 -
42 42  == 1.2  Features ==
43 43  
44 -
45 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
46 -* Ultra-long RF range
47 47  * Support LoRaWAN v1.0.4 protocol
48 48  * Support peer-to-peer protocol
49 49  * TCXO crystal to ensure RF performance on low temperature
50 -* Spring RF antenna
41 +* SMD Antenna pad and i-pex antenna connector
51 51  * Available in different frequency LoRaWAN frequency bands.
52 52  * World-wide unique OTAA keys.
53 53  * AT Command via UART-TTL interface
54 54  * Firmware upgradable via UART interface
55 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
46 +* Ultra-long RF range
56 56  
57 57  
58 58  
59 -
60 60  == 1.3  Specification ==
61 61  
52 +* CPU: 32-bit 48 MHz
53 +* Flash: 256KB
54 +* RAM: 64KB
55 +* Input Power Range: 1.8v ~~ 3.7v
56 +* Power Consumption: < 4uA.
57 +* Frequency Range: 150 MHz ~~ 960 MHz
58 +* Maximum Power +22 dBm constant RF output
59 +* High sensitivity: -148 dBm
60 +* Temperature:
61 +** Storage: -55 ~~ +125℃
62 +** Operating: -40 ~~ +85℃
63 +* Humidity:
64 +** Storage: 5 ~~ 95% (Non-Condensing)
65 +** Operating: 10 ~~ 95% (Non-Condensing)
66 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
67 +* LoRa Rx current: <9 mA
68 +* I/O Voltage: 3.3v
62 62  
70 +
71 +
72 +== 1.4  AT Command ==
73 +
74 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
75 +
76 +
77 +== 1.5  Dimension ==
78 +
79 +[[image:image-20220517072526-1.png]]
80 +
81 +
82 +
83 +== 1.6  Pin Mapping ==
84 +
85 +
86 +[[image:image-20220523101537-1.png]]
87 +
88 +
89 +
90 +== 1.7  Land Pattern ==
91 +
92 +[[image:image-20220517072821-2.png]]
93 +
94 +
95 +
96 += 2.  LA66 LoRaWAN Shield =
97 +
98 +
99 +== 2.1  Overview ==
100 +
101 +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.
102 +
103 +
104 +== 2.2  Features ==
105 +
106 +* Arduino Shield base on LA66 LoRaWAN module
107 +* Support LoRaWAN v1.0.4 protocol
108 +* Support peer-to-peer protocol
109 +* TCXO crystal to ensure RF performance on low temperature
110 +* SMA connector
111 +* Available in different frequency LoRaWAN frequency bands.
112 +* World-wide unique OTAA keys.
113 +* AT Command via UART-TTL interface
114 +* Firmware upgradable via UART interface
115 +* Ultra-long RF range
116 +
117 +
118 +
119 +== 2.3  Specification ==
120 +
63 63  * CPU: 32-bit 48 MHz
64 64  * Flash: 256KB
65 65  * RAM: 64KB
66 -* Input Power Range: 5v
124 +* Input Power Range: 1.8v ~~ 3.7v
125 +* Power Consumption: < 4uA.
67 67  * Frequency Range: 150 MHz ~~ 960 MHz
68 68  * Maximum Power +22 dBm constant RF output
69 69  * High sensitivity: -148 dBm
... ... @@ -75,279 +75,324 @@
75 75  ** Operating: 10 ~~ 95% (Non-Condensing)
76 76  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
77 77  * LoRa Rx current: <9 mA
137 +* I/O Voltage: 3.3v
78 78  
79 79  
80 80  
141 +== 2.4  Pin Mapping & LED ==
81 81  
82 -== 1.4  Pin Mapping & LED ==
83 83  
84 -[[image:image-20220813183239-3.png||height="526" width="662"]]
85 85  
145 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
86 86  
87 87  
88 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
89 89  
149 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
90 90  
151 +
152 +
153 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
154 +
155 +
156 +
157 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
158 +
159 +
160 +=== 2.8.1  Items needed for update ===
161 +
162 +1. LA66 LoRaWAN Shield
163 +1. Arduino
164 +1. USB TO TTL Adapter
165 +
166 +
167 +
168 +
169 +[[image:image-20220602100052-2.png||height="385" width="600"]]
170 +
171 +
172 +=== 2.8.2  Connection ===
173 +
174 +
175 +[[image:image-20220602101311-3.png||height="276" width="600"]]
176 +
177 +
91 91  (((
92 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
179 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
93 93  )))
94 94  
182 +(((
183 +(% style="background-color:yellow" %)**GND  <-> GND
184 +TXD  <->  TXD
185 +RXD  <->  RXD**
186 +)))
95 95  
96 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
97 97  
189 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
98 98  
99 -[[image:image-20220723100027-1.png]]
191 +Connect USB TTL Adapter to PC after connecting the wires
100 100  
101 101  
102 -Open the serial port tool
194 +[[image:image-20220602102240-4.png||height="304" width="600"]]
103 103  
104 -[[image:image-20220602161617-8.png]]
105 105  
106 -[[image:image-20220602161718-9.png||height="457" width="800"]]
197 +=== 2.8.3  Upgrade steps ===
107 107  
108 108  
200 +==== 1.  Switch SW1 to put in ISP position ====
109 109  
110 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
111 111  
112 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
203 +[[image:image-20220602102824-5.png||height="306" width="600"]]
113 113  
114 114  
115 -[[image:image-20220602161935-10.png||height="498" width="800"]]
116 116  
207 +==== 2.  Press the RST switch once ====
117 117  
118 118  
119 -(% style="color:blue" %)**3. See Uplink Command**
210 +[[image:image-20220602104701-12.png||height="285" width="600"]]
120 120  
121 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
122 122  
123 -example: AT+SENDB=01,02,8,05820802581ea0a5
124 124  
125 -[[image:image-20220602162157-11.png||height="497" width="800"]]
214 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
126 126  
127 127  
217 +(((
218 +(% style="color:blue" %)**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/]]**
219 +)))
128 128  
129 -(% style="color:blue" %)**4. Check to see if TTN received the message**
130 130  
222 +[[image:image-20220602103227-6.png]]
131 131  
132 132  
133 -[[image:image-20220817093644-1.png]]
225 +[[image:image-20220602103357-7.png]]
134 134  
135 135  
136 136  
137 -== 1.6  Example: Send PC's CPU/RAM usage to TTN via python ==
229 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
230 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
138 138  
139 139  
140 -**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]]
233 +[[image:image-20220602103844-8.png]]
141 141  
142 -(**Raspberry Pi example: **[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]])
143 143  
144 -(% style="color:red" %)**Preconditions:**
145 145  
146 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
237 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
238 +(% style="color:blue" %)**3. Select the bin file to burn**
147 147  
148 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
149 149  
241 +[[image:image-20220602104144-9.png]]
150 150  
151 151  
152 -(% style="color:blue" %)**Steps for usage:**
244 +[[image:image-20220602104251-10.png]]
153 153  
154 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
155 155  
156 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
247 +[[image:image-20220602104402-11.png]]
157 157  
158 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
159 159  
160 160  
251 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
252 +(% style="color:blue" %)**4. Click to start the download**
161 161  
162 -== 1.7  Example: Send & Get Messages via LoRaWAN in RPi ==
254 +[[image:image-20220602104923-13.png]]
163 163  
164 164  
165 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
166 166  
258 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
259 +(% style="color:blue" %)**5. Check update process**
167 167  
168 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
169 169  
170 -[[image:image-20220723100439-2.png]]
262 +[[image:image-20220602104948-14.png]]
171 171  
172 172  
173 173  
174 -(% style="color:blue" %)**2. Install Minicom in RPi.**
266 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
267 +(% style="color:blue" %)**The following picture shows that the burning is successful**
175 175  
176 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
269 +[[image:image-20220602105251-15.png]]
177 177  
178 - (% style="background-color:yellow" %)**apt update**
179 179  
180 - (% style="background-color:yellow" %)**apt install minicom**
181 181  
273 += 3.  LA66 USB LoRaWAN Adapter =
182 182  
183 -Use minicom to connect to the RPI's terminal
184 184  
185 -[[image:image-20220602153146-3.png||height="439" width="500"]]
276 +== 3.1  Overview ==
186 186  
278 +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.
187 187  
188 188  
189 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
281 +== 3.2  Features ==
190 190  
191 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
283 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
284 +* Ultra-long RF range
285 +* Support LoRaWAN v1.0.4 protocol
286 +* Support peer-to-peer protocol
287 +* TCXO crystal to ensure RF performance on low temperature
288 +* Spring RF antenna
289 +* Available in different frequency LoRaWAN frequency bands.
290 +* World-wide unique OTAA keys.
291 +* AT Command via UART-TTL interface
292 +* Firmware upgradable via UART interface
192 192  
193 193  
194 -[[image:image-20220602154928-5.png||height="436" width="500"]]
195 195  
296 +== 3.3  Specification ==
196 196  
298 +* CPU: 32-bit 48 MHz
299 +* Flash: 256KB
300 +* RAM: 64KB
301 +* Input Power Range: 5v
302 +* Frequency Range: 150 MHz ~~ 960 MHz
303 +* Maximum Power +22 dBm constant RF output
304 +* High sensitivity: -148 dBm
305 +* Temperature:
306 +** Storage: -55 ~~ +125℃
307 +** Operating: -40 ~~ +85℃
308 +* Humidity:
309 +** Storage: 5 ~~ 95% (Non-Condensing)
310 +** Operating: 10 ~~ 95% (Non-Condensing)
311 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
312 +* LoRa Rx current: <9 mA
197 197  
198 -(% style="color:blue" %)**4. Send Uplink message**
199 199  
200 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
201 201  
202 -example: AT+SENDB=01,02,8,05820802581ea0a5
316 +== 3.4  Pin Mapping & LED ==
203 203  
204 204  
205 -[[image:image-20220602160339-6.png||height="517" width="600"]]
206 206  
320 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
207 207  
208 208  
209 -Check to see if TTN received the message
323 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
210 210  
211 -[[image:image-20220602160627-7.png||height="369" width="800"]]
212 212  
326 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
213 213  
214 214  
215 -== 1.8  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
329 +[[image:image-20220602171217-1.png||height="538" width="800"]]
216 216  
217 217  
218 -=== 1.8.1  Hardware and Software Connection ===
332 +Open the serial port tool
219 219  
334 +[[image:image-20220602161617-8.png]]
220 220  
336 +[[image:image-20220602161718-9.png||height="457" width="800"]]
221 221  
222 -==== (% style="color:blue" %)**Overview：**(%%) ====
223 223  
224 224  
225 -(((
226 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
340 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
227 227  
228 -* Send real-time location information of mobile phone to LoRaWAN network.
229 -* Check LoRaWAN network signal strengh.
230 -* Manually send messages to LoRaWAN network.
231 -)))
342 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
232 232  
233 233  
345 +[[image:image-20220602161935-10.png||height="498" width="800"]]
234 234  
235 235  
236 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
237 237  
238 -A USB to Type-C adapter is needed to connect to a Mobile phone.
349 +(% style="color:blue" %)**3. See Uplink Command**
239 239  
240 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
351 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
241 241  
242 -[[image:image-20220813174353-2.png||height="360" width="313"]]
353 +example: AT+SENDB=01,02,8,05820802581ea0a5
243 243  
355 +[[image:image-20220602162157-11.png||height="497" width="800"]]
244 244  
245 245  
246 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
247 247  
248 -[[(% id="cke_bm_895007S" style="display:none" %)** **(%%)**Download Link for Android apk **>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]].  (Android Version Only)
359 +(% style="color:blue" %)**4. Check to see if TTN received the message**
249 249  
250 -[[image:image-20220813173738-1.png]]
361 +[[image:image-20220602162331-12.png||height="420" width="800"]]
251 251  
252 252  
253 253  
254 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
365 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
255 255  
256 -Function and page introduction
257 257  
258 -[[image:image-20220723113448-7.png||height="995" width="450"]]
368 +**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]]
259 259  
260 -**Block Explain:**
261 261  
262 -1.  Display LA66 USB LoRaWAN Module connection status
371 +(% style="color:red" %)**Preconditions:**
263 263  
264 -2.  Check and reconnect
373 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
265 265  
266 -3.  Turn send timestamps on or off
375 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
267 267  
268 -4.  Display LoRaWan connection status
269 269  
270 -5.  Check LoRaWan connection status
271 271  
272 -6.  The RSSI value of the node when the ACK is received
379 +(% style="color:blue" %)**Steps for usage:**
273 273  
274 -7.  Node's Signal Strength Icon
381 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
275 275  
276 -8.  Configure Location Uplink Interval
383 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
277 277  
278 -9.  AT command input box
385 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
279 279  
280 -10.  Send Button:  Send input box info to LA66 USB Adapter
281 281  
282 -11.  Output Log from LA66 USB adapter
283 283  
284 -12.  clear log button
389 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
285 285  
286 -13.  exit button
287 287  
392 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
288 288  
289 -LA66 USB LoRaWAN Module not connected
290 290  
291 -[[image:image-20220723110520-5.png||height="677" width="508"]]
395 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
292 292  
397 +[[image:image-20220602171233-2.png||height="538" width="800"]]
293 293  
294 294  
295 -Connect LA66 USB LoRaWAN Module
296 296  
297 -[[image:image-20220723110626-6.png||height="681" width="511"]]
401 +(% style="color:blue" %)**2. Install Minicom in RPi.**
298 298  
403 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
299 299  
405 + (% style="background-color:yellow" %)**apt update**
300 300  
301 -=== 1.8.2  Send data to TTNv3 and plot location info in Node-Red ===
407 + (% style="background-color:yellow" %)**apt install minicom**
302 302  
303 303  
304 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
410 +Use minicom to connect to the RPI's terminal
305 305  
306 -[[image:image-20220723134549-8.png]]
412 +[[image:image-20220602153146-3.png||height="439" width="500"]]
307 307  
308 308  
309 309  
310 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
416 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
311 311  
312 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
418 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
313 313  
314 -For the usage of Node-RED, please refer to: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Node-RED/>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]]
315 315  
316 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
421 +[[image:image-20220602154928-5.png||height="436" width="500"]]
317 317  
318 318  
319 -Example output in NodeRed is as below:
320 320  
321 -[[image:image-20220723144339-1.png]]
425 +(% style="color:blue" %)**4. Send Uplink message**
322 322  
427 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
323 323  
429 +example: AT+SENDB=01,02,8,05820802581ea0a5
324 324  
325 -== 1.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
326 326  
432 +[[image:image-20220602160339-6.png||height="517" width="600"]]
327 327  
328 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
329 329  
330 -Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect)
331 331  
436 +Check to see if TTN received the message
332 332  
333 -[[image:image-20220723150132-2.png]]
438 +[[image:image-20220602160627-7.png||height="369" width="800"]]
334 334  
335 335  
336 336  
337 -= 2.  FAQ =
442 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
338 338  
339 339  
340 -== 2.1  How to Compile Source Code for LA66? ==
341 341  
446 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
342 342  
343 -Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
344 344  
345 345  
346 346  
347 -= 3.  Order Info =
451 += 4.  Order Info =
348 348  
349 349  
350 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
454 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
351 351  
352 352  
353 353  (% style="color:blue" %)**XXX**(%%): The default frequency band
... ... @@ -364,8 +364,8 @@
364 364  
365 365  
366 366  
471 += 5.  Reference =
367 367  
368 -= 4.  Reference =
473 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
369 369  
370 -
371 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
475 +
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