Changes for page LA66 USB LoRaWAN Adapter User Manual
Last modified by Mengting Qiu on 2024/04/01 17:22
Change comment:
There is no comment for this version
Summary
-
Page properties (3 modified, 0 added, 0 removed)
-
Attachments (0 modified, 43 added, 0 removed)
- image-20220715001142-3.png
- image-20220718094030-1.png
- image-20220718094138-2.png
- image-20220718094750-3.png
- image-20220718094950-4.png
- image-20220718095457-5.png
- image-20220719093156-1.png
- image-20220719093358-2.png
- image-20220720111850-1.png
- image-20220723100027-1.png
- image-20220723100439-2.png
- image-20220723102027-3.png
- image-20220723104754-4.png
- image-20220723110520-5.png
- image-20220723110626-6.png
- image-20220723113448-7.png
- image-20220723134549-8.png
- image-20220723144339-1.png
- image-20220723150132-2.png
- image-20220723165950-1.jpeg
- image-20220723170210-2.png
- image-20220723170545-4.png
- image-20220723170750-5.png
- image-20220723171228-6.png
- image-20220723172235-7.png
- image-20220723172502-8.png
- image-20220723172938-9.png
- image-20220723173341-10.png
- image-20220723173950-11.png
- image-20220723175700-12.png
- image-20220726135239-1.png
- image-20220726135356-2.png
- image-20220813173738-1.png
- image-20220813174353-2.png
- image-20220813183239-3.png
- image-20220814101457-1.png
- image-20220817084245-1.png
- image-20220817084532-1.jpeg
- image-20220817093644-1.png
- image-20220909151441-1.jpeg
- image-20220909151517-2.png
- image-20220912085244-1.png
- image-20220912085307-2.png
Details
- Page properties
-
- Title
-
... ... @@ -1,1 +1,1 @@ 1 -LA66 LoRaWAN Module1 +LA66 USB LoRaWAN Adapter User Manual - Author
-
... ... @@ -1,1 +1,1 @@ 1 -XWiki. Edwin1 +XWiki.Xiaoling - Content
-
... ... @@ -6,20 +6,22 @@ 6 6 7 7 8 8 9 -= 1. LA66 LoRaWAN Module = 10 10 11 11 12 -= =1.1What isLA66 LoRaWANModule ==11 += 1. LA66 USB LoRaWAN Adapter = 13 13 13 +== 1.1 Overview == 14 14 15 -((( 16 -[[image:image-20220715000242-1.png||height="110" width="132"]] 17 17 18 -(% 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. 16 +[[image:image-20220715001142-3.png||height="145" width="220"]] 17 + 18 + 19 +((( 20 +(% 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. 19 19 ))) 20 20 21 21 ((( 22 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0. 4protocol**(%%). 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.24 +(% 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. 23 23 ))) 24 24 25 25 ((( ... ... @@ -37,23 +37,28 @@ 37 37 38 38 == 1.2 Features == 39 39 42 + 43 +* LoRaWAN USB adapter base on LA66 LoRaWAN module 44 +* Ultra-long RF range 40 40 * Support LoRaWAN v1.0.4 protocol 41 41 * Support peer-to-peer protocol 42 42 * TCXO crystal to ensure RF performance on low temperature 43 -* S MD Antennapad andi-pexantennaconnector48 +* Spring RF antenna 44 44 * Available in different frequency LoRaWAN frequency bands. 45 45 * World-wide unique OTAA keys. 46 46 * AT Command via UART-TTL interface 47 47 * Firmware upgradable via UART interface 48 -* Ultra-longRFrange53 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking. 49 49 55 + 56 + 50 50 == 1.3 Specification == 51 51 59 + 52 52 * CPU: 32-bit 48 MHz 53 53 * Flash: 256KB 54 54 * RAM: 64KB 55 -* Input Power Range: 1.8v ~~ 3.7v 56 -* Power Consumption: < 4uA. 63 +* Input Power Range: 5v 57 57 * Frequency Range: 150 MHz ~~ 960 MHz 58 58 * Maximum Power +22 dBm constant RF output 59 59 * High sensitivity: -148 dBm ... ... @@ -65,411 +65,374 @@ 65 65 ** Operating: 10 ~~ 95% (Non-Condensing) 66 66 * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 67 67 * LoRa Rx current: <9 mA 68 -* I/O Voltage: 3.3v 69 69 70 -== 1.4 AT Command == 71 71 72 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents. 73 73 78 +== 1.4 Pin Mapping & LED == 74 74 75 -== 1.5 Dimension == 76 76 77 -[[image:image-20220 517072526-1.png]]81 +[[image:image-20220813183239-3.png||height="526" width="662"]] 78 78 79 79 84 +== 1.5 Example: Send & Get Messages via LoRaWAN in PC == 80 80 81 -== 1.6 Pin Mapping == 82 82 87 +((( 88 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 83 83 84 -[[image:image-20220523101537-1.png]] 90 + 91 +))) 85 85 93 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC** 86 86 95 +[[image:image-20220723100027-1.png]] 87 87 88 -== 1.7 Land Pattern == 89 89 90 - [[image:image-20220517072821-2.png]]98 +Open the serial port tool 91 91 100 +[[image:image-20220602161617-8.png]] 92 92 93 93 94 - =2. LA66LoRaWAN Shield=103 +[[image:image-20220602161718-9.png||height="457" width="800"]] 95 95 96 96 97 -= =2.1Overview==106 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.** 98 98 108 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network 99 99 100 -[[image:image-20220 715000826-2.png||height="386" width="449"]]110 +[[image:image-20220602161935-10.png||height="498" width="800"]] 101 101 102 102 103 - LA66LoRaWAN Shield isheArduinoshield baseon LA66. Users canuseLA66LoRaWANShieldto rapidly add LoRaWAN or peer-to-peer LoRa wireless functiontoArduino projects.113 +(% style="color:blue" %)**3. See Uplink Command** 104 104 105 -((( 106 -(% 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. 107 -))) 115 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 108 108 109 -((( 110 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration. 111 -))) 117 +example: AT+SENDB=01,02,8,05820802581ea0a5 112 112 113 -((( 114 -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. 115 -))) 119 +[[image:image-20220602162157-11.png||height="497" width="800"]] 116 116 117 -((( 118 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures. 119 -))) 120 120 122 +(% style="color:blue" %)**4. Check to see if TTN received the message** 121 121 122 - == 2.2 Features ==124 +[[image:image-20220817093644-1.png]] 123 123 124 -* Arduino Shield base on LA66 LoRaWAN module 125 -* Support LoRaWAN v1.0.4 protocol 126 -* Support peer-to-peer protocol 127 -* TCXO crystal to ensure RF performance on low temperature 128 -* SMA connector 129 -* Available in different frequency LoRaWAN frequency bands. 130 -* World-wide unique OTAA keys. 131 -* AT Command via UART-TTL interface 132 -* Firmware upgradable via UART interface 133 -* Ultra-long RF range 134 134 135 -== 2.3Specification ==127 +== 1.6 Example: How to join helium == 136 136 137 -* CPU: 32-bit 48 MHz 138 -* Flash: 256KB 139 -* RAM: 64KB 140 -* Input Power Range: 1.8v ~~ 3.7v 141 -* Power Consumption: < 4uA. 142 -* Frequency Range: 150 MHz ~~ 960 MHz 143 -* Maximum Power +22 dBm constant RF output 144 -* High sensitivity: -148 dBm 145 -* Temperature: 146 -** Storage: -55 ~~ +125℃ 147 -** Operating: -40 ~~ +85℃ 148 -* Humidity: 149 -** Storage: 5 ~~ 95% (Non-Condensing) 150 -** Operating: 10 ~~ 95% (Non-Condensing) 151 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 152 -* LoRa Rx current: <9 mA 153 -* I/O Voltage: 3.3v 154 154 155 -= =2.4PinMapping& LED ==130 +(% style="color:blue" %)**1. Create a new device.** 156 156 132 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165500-1.png?width=940&height=464&rev=1.1||alt="image-20220907165500-1.png"]] 157 157 158 158 159 -= =2.5Example:UseAT Commandto communicatewithLA66moduleviaArduinoUNO.==135 +(% style="color:blue" %)**2. Save the device after filling in the necessary information.** 160 160 137 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165837-2.png?width=809&height=375&rev=1.1||alt="image-20220907165837-2.png" height="375" width="809"]] 161 161 162 162 163 - ==2.6 Example: Join TTN network and sendanuplink message,getdownlinkmessage.==140 +(% style="color:blue" %)**3. Use AT commands.** 164 164 142 +[[image:image-20220909151441-1.jpeg||height="695" width="521"]] 165 165 166 166 167 - ==2.7 Example: Log TemperatureSensor(DHT11)andsenddata to TTN, showit in DataCake.==145 +(% style="color:blue" %)**4. Use the serial port tool** 168 168 147 +[[image:image-20220909151517-2.png||height="543" width="708"]] 169 169 170 170 171 -= =2.8UpgradeFirmwareof LA66LoRaWANShield==150 +(% style="color:blue" %)**5. Use command AT+CFG to get device configuration** 172 172 152 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170308-3.png?width=617&height=556&rev=1.1||alt="image-20220907170308-3.png" height="556" width="617"]] 173 173 174 -=== 2.8.1 Items needed for update === 175 175 176 -1. LA66 LoRaWAN Shield 177 -1. Arduino 178 -1. USB TO TTL Adapter 155 +(% style="color:blue" %)**6. Network successfully.** 179 179 157 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170436-4.png?rev=1.1||alt="image-20220907170436-4.png"]] 180 180 181 -[[image:image-20220602100052-2.png||height="385" width="600"]] 182 182 160 +(% style="color:blue" %)**7. Send uplink using command** 183 183 184 - ===2.8.2Connection ===162 +[[image:image-20220912085244-1.png]] 185 185 164 +[[image:image-20220912085307-2.png]] 186 186 187 -[[image:image-20220602101311-3.png||height="276" width="600"]] 188 188 167 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170744-6.png?width=798&height=242&rev=1.1||alt="image-20220907170744-6.png" height="242" width="798"]] 189 189 190 -((( 191 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) **<->** (% style="color:blue" %)**USB TTL** 192 -))) 193 193 194 -((( 195 -(% style="background-color:yellow" %)**GND <-> GND 196 -TXD <-> TXD 197 -RXD <-> RXD** 198 -))) 170 +== 1.7 Example: Send PC's CPU/RAM usage to TTN via python == 199 199 200 200 201 - Put ajumper capJP6ofLA66LoRaWAN Shield. (the jumper ispoweronule)173 +**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]] 202 202 203 - Connect USB TTL AdaptertoPCafterconnectingwires175 +(**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]]) 204 204 205 205 206 - [[image:image-20220602102240-4.png||height="304"width="600"]]178 +(% style="color:red" %)**Preconditions:** 207 207 180 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine** 208 208 209 -= ==2.8.3Upgrade steps===182 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter is registered with TTN** 210 210 211 211 212 -==== 1. Switch SW1 to put in ISP position ==== 213 213 186 +(% style="color:blue" %)**Steps for usage:** 214 214 215 - [[image:image-20220602102824-5.png||height="306"width="600"]]188 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter 216 216 190 +(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN 217 217 192 +(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN 218 218 219 -==== 2. Press the RST switch once ==== 220 220 195 +[[image:image-20220602115852-3.png||height="450" width="1187"]] 221 221 222 -[[image:image-20220602104701-12.png||height="285" width="600"]] 223 223 198 +== 1.8 Example: Send & Get Messages via LoRaWAN in RPi == 224 224 225 225 226 - ====3.Open the Upgradetool (TremoProgrammer)inPCandUpgrade====201 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 227 227 228 228 229 -((( 230 -(% 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/]]** 231 -))) 204 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi** 232 232 206 +[[image:image-20220723100439-2.png]] 233 233 234 -[[image:image-20220602103227-6.png]] 235 235 209 +(% style="color:blue" %)**2. Install Minicom in RPi.** 236 236 237 - [[image:image-20220602103357-7.png]]211 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal 238 238 213 + (% style="background-color:yellow" %)**apt update** 239 239 215 + (% style="background-color:yellow" %)**apt install minicom** 240 240 241 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %) 242 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL** 217 +Use minicom to connect to the RPI's terminal 243 243 219 +[[image:image-20220602153146-3.png||height="439" width="500"]] 244 244 245 -[[image:image-20220602103844-8.png]] 246 246 222 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.** 247 247 224 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network. 248 248 249 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %) 250 -(% style="color:blue" %)**3. Select the bin file to burn** 226 +[[image:image-20220602154928-5.png||height="436" width="500"]] 251 251 252 252 253 - [[image:image-20220602104144-9.png]]229 +(% style="color:blue" %)**4. Send Uplink message** 254 254 231 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 255 255 256 - [[image:image-20220602104251-10.png]]233 +example: AT+SENDB=01,02,8,05820802581ea0a5 257 257 235 +[[image:image-20220602160339-6.png||height="517" width="600"]] 258 258 259 -[[image:image-20220602104402-11.png]] 260 260 261 261 239 +Check to see if TTN received the message 262 262 263 -(% class="wikigeneratedid" id="HClicktostartthedownload" %) 264 -(% style="color:blue" %)**4. Click to start the download** 265 265 266 -[[image:image-2022060210 4923-13.png]]242 +[[image:image-20220602160627-7.png||height="369" width="800"]] 267 267 268 268 245 +== 1.9 Example: Use of LA66 USB LoRaWAN Adapter and mobile APP == 269 269 270 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %) 271 -(% style="color:blue" %)**5. Check update process** 247 +=== 1.9.1 Hardware and Software Connection === 272 272 273 273 274 -[[image:image-20220602104948-14.png]] 275 275 251 +==== (% style="color:blue" %)**Overview:**(%%) ==== 276 276 277 277 278 -( % class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)279 - (%style="color:blue"%)**Thefollowingpictureshowsthattheburning is successful**254 +((( 255 +DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features: 280 280 281 -[[image:image-20220602105251-15.png]] 257 +* Send real-time location information of mobile phone to LoRaWAN network. 258 +* Check LoRaWAN network signal strengh. 259 +* Manually send messages to LoRaWAN network. 260 +))) 282 282 283 283 284 284 285 -= 3. LA66 USB LoRaWAN Adapter = 286 286 265 +==== (% style="color:blue" %)**Hardware Connection:**(%%) ==== 287 287 288 -== 3.1 Overview == 289 289 290 - (% style="color:blue" %)**LA66USBLoRaWANAdapter**(%%)isdesignedto fast turn USB devicestosupport LoRaWAN wireless features. Itcombines a CP2101 USB TTL Chip and LA66 LoRaWAN modulewhichcan easyto addLoRaWAN wireless feature to PC /Mobile phoneor an embedded device that has USB Interface.268 +A USB to Type-C adapter is needed to connect to a Mobile phone. 291 291 292 - (% style="color:blue" %)**LA66**(%%) is a ready-to-usemodule that includes the (% style="color:blue"%)**LoRaWAN v1.0.4 protocol**(%%).TheLoRaWAN stackusedinLA66isused in more than 1 million LoRaWAN EndDevices deployed worldwidely. This matureLoRaWANstack greatly reduces the riskto make stable LoRaWANSensorsto support different LoRaWAN servers and different countries' standards. External MCUcan use AT commandto call LA66 and start to transmit data via theLoRaWAN protocol.270 +Note: The package of LA66 USB adapter already includes this USB Type-C adapter. 293 293 294 - Each LA66modulecludes a (% style="color:blue"%)**world-unique OTAA key**(%%) for LoRaWAN registration.272 +[[image:image-20220813174353-2.png||height="360" width="313"]] 295 295 296 -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. 297 297 298 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures. 299 299 276 +==== (% style="color:blue" %)**Download and Install App:**(%%) ==== 300 300 301 -== 3.2 Features == 302 302 303 -* LoRaWAN USB adapter base on LA66 LoRaWAN module 304 -* Ultra-long RF range 305 -* Support LoRaWAN v1.0.4 protocol 306 -* Support peer-to-peer protocol 307 -* TCXO crystal to ensure RF performance on low temperature 308 -* Spring RF antenna 309 -* Available in different frequency LoRaWAN frequency bands. 310 -* World-wide unique OTAA keys. 311 -* AT Command via UART-TTL interface 312 -* Firmware upgradable via UART interface 279 +[[(% 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) 313 313 314 -== 3.3 Specification == 315 315 316 -* CPU: 32-bit 48 MHz 317 -* Flash: 256KB 318 -* RAM: 64KB 319 -* Input Power Range: 5v 320 -* Frequency Range: 150 MHz ~~ 960 MHz 321 -* Maximum Power +22 dBm constant RF output 322 -* High sensitivity: -148 dBm 323 -* Temperature: 324 -** Storage: -55 ~~ +125℃ 325 -** Operating: -40 ~~ +85℃ 326 -* Humidity: 327 -** Storage: 5 ~~ 95% (Non-Condensing) 328 -** Operating: 10 ~~ 95% (Non-Condensing) 329 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 330 -* LoRa Rx current: <9 mA 282 +[[image:image-20220813173738-1.png]] 331 331 332 -== 3.4 Pin Mapping & LED == 333 333 334 334 286 +==== (% style="color:blue" %)**Use of APP:**(%%) ==== 335 335 336 -== 3.5 Example: Send & Get Messages via LoRaWAN in PC == 337 337 289 +Function and page introduction 338 338 339 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 340 340 292 +[[image:image-20220723113448-7.png||height="995" width="450"]] 341 341 342 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC** 343 343 295 +(% style="color:blue" %)**Block Explain:** 344 344 345 - [[image:image-20220602171217-1.png||height="538" width="800"]]297 +1. Display LA66 USB LoRaWAN Module connection status 346 346 299 +2. Check and reconnect 347 347 348 - Open theerialporttool301 +3. Turn send timestamps on or off 349 349 350 - [[image:image-20220602161617-8.png]]303 +4. Display LoRaWan connection status 351 351 352 - [[image:image-20220602161718-9.png||height="457" width="800"]]305 +5. Check LoRaWan connection status 353 353 307 +6. The RSSI value of the node when the ACK is received 354 354 309 +7. Node's Signal Strength Icon 355 355 356 - (%style="color:blue" %)**2. Pressthe reset switch RSTonthe LA66USB LoRaWAN Adapterto reset it.**311 +8. Configure Location Uplink Interval 357 357 358 -T hefollowing picture appears toprove that the LA66 USB LoRaWAN Adaptersuccessfully JoinheLoRaWAN network313 +9. AT command input box 359 359 315 +10. Send Button: Send input box info to LA66 USB Adapter 360 360 361 - [[image:image-20220602161935-10.png||height="498"width="800"]]317 +11. Output Log from LA66 USB adapter 362 362 319 +12. clear log button 363 363 321 +13. exit button 364 364 365 -(% style="color:blue" %)**3. See Uplink Command** 366 366 367 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 368 368 369 - example:AT+SENDB=01,02,8,05820802581ea0a5325 +LA66 USB LoRaWAN Module not connected 370 370 371 -[[image:image-20220602162157-11.png||height="497" width="800"]] 372 372 328 +[[image:image-20220723110520-5.png||height="677" width="508"]] 373 373 374 374 375 -(% style="color:blue" %)**4. Check to see if TTN received the message** 376 376 377 - [[image:image-20220602162331-12.png||height="420"width="800"]]332 +Connect LA66 USB LoRaWAN Module 378 378 379 379 335 +[[image:image-20220723110626-6.png||height="681" width="511"]] 380 380 381 -== 3.6 Example: Send PC's CPU/RAM usage to TTN via python == 382 382 338 +=== 1.9.2 Send data to TTNv3 and plot location info in Node-Red === 383 383 384 -**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]] 385 385 341 +(% style="color:blue" %)**1. Register LA66 USB LoRaWAN Module to TTNV3** 386 386 387 -(% style="color:red" %)**Preconditions:** 388 388 389 - (% style="color:red" %)**1.LA66 USB LoRaWAN Adapter works fine**344 +[[image:image-20220723134549-8.png]] 390 390 391 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter is registered with TTN** 392 392 393 393 348 +(% style="color:blue" %)**2. Open Node-RED,And import the JSON file to generate the flow** 394 394 395 -(% style="color:blue" %)**Steps for usage:** 396 396 397 - (% style="color:blue"%)**1.**(%%)Pressthereset switchRESETon the LA66USBLoRaWANAdapter351 +Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download. 398 398 399 - (%style="color:blue"%)**2.**(%%)RunthepythonscriptinPCandsee theTTN353 +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/]] 400 400 401 - [[image:image-20220602115852-3.png||height="450"width="1187"]]355 +After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red. 402 402 357 +LA66~-~-node-red~-~-decoder:[[dragino-end-node-decoder/Node-RED at main · dragino/dragino-end-node-decoder · GitHub>>url:https://github.com/dragino/dragino-end-node-decoder/tree/main/Node-RED]] 403 403 404 404 405 - == 3.7Example:Send & GetMessages viaLoRaWANinRPi==360 +Example output in NodeRed is as below: 406 406 362 +[[image:image-20220723144339-1.png]] 407 407 408 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 409 409 365 +== 1.10 Upgrade Firmware of LA66 USB LoRaWAN Adapter == 410 410 411 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi** 412 412 413 - [[image:image-20220602171233-2.png||height="538"width="800"]]368 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method. 414 414 370 +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). 415 415 372 +(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.** 416 416 417 - (% style="color:blue" %)**2.Install Minicom in RPi.**374 +[[image:image-20220723150132-2.png]] 418 418 419 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal 420 420 421 - (% style="background-color:yellow" %)**apt update** 422 422 423 - (% style=" background-color:yellow" %)**apt installminicom**378 +=== (% style="color:blue" %)**Open the Upgrade tool (Tremo Programmer) in PC and Upgrade** (%%) === 424 424 425 425 426 - Useminicomtonnectothe RPI'sterminal381 +**1. Software download link: [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]** 427 427 428 -[[image:image-202206021 53146-3.png||height="439" width="500"]]383 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103227-6.png?rev=1.1||alt="image-20220602103227-6.png"]] 429 429 385 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103357-7.png?rev=1.1||alt="image-20220602103357-7.png"]] 430 430 431 431 432 - (% style="color:blue" %)**3.Pressthe resetswitch RSTon theLA66USB LoRaWAN Adapter.**388 +**2. Select the COM port corresponding to USB TTL** 433 433 434 - Thefollowing pictureppears toprove that theUSBLoRaWANAdaptersuccessfullyentered thenetwork.390 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103844-8.png?rev=1.1||alt="image-20220602103844-8.png"]] 435 435 436 436 437 - [[image:image-20220602154928-5.png||height="436"width="500"]]393 +**3. Select the bin file to burn** 438 438 395 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104144-9.png?rev=1.1||alt="image-20220602104144-9.png"]] 439 439 397 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104251-10.png?rev=1.1||alt="image-20220602104251-10.png"]] 440 440 441 - (% style="color:blue"%)**4.Sendplinkmessage**399 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104402-11.png?rev=1.1||alt="image-20220602104402-11.png"]] 442 442 443 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 444 444 445 - example:AT+SENDB=01,02,8,05820802581ea0a5402 +**4. Click to start the download** 446 446 404 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104923-13.png?rev=1.1||alt="image-20220602104923-13.png"]] 447 447 448 -[[image:image-20220602160339-6.png||height="517" width="600"]] 449 449 407 +**5. Check update process** 450 450 409 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104948-14.png?rev=1.1||alt="image-20220602104948-14.png"]] 451 451 452 -Check to see if TTN received the message 453 453 454 - [[image:image-20220602160627-7.png||height="369"width="800"]]412 +**The following picture shows that the burning is successful** 455 455 414 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602105251-15.png?rev=1.1||alt="image-20220602105251-15.png"]] 456 456 457 457 458 -= =3.8Example: LA66USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed.==417 += 2. FAQ = 459 459 419 +== 2.1 How to Compile Source Code for LA66? == 460 460 461 461 462 - ==3.9UpgradeFirmwareof LA66USBLoRaWANAdapter==422 +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]] 463 463 464 464 425 +== 2.2 Where to find Peer-to-Peer firmware of LA66? == 465 465 466 466 467 - =4.Order Info=428 +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]] 468 468 469 469 470 - **PartNumber:**(% style="color:blue"%)**LA66-XXX**(%%), (% style="color:blue"%)**LA66-LoRaWAN-Shield-XXX**(%%) **or**(%style="color:blue"%)**LA66-USB-LoRaWAN-Adapter-XXX**431 +== 2.3 My device keeps showing invalid credentials, the device goes into low power mode == 471 471 472 472 434 +Set the AT+COMMAND: (% style="color:blue" %)**AT+UUID=666666666666** 435 + 436 + 437 += 3. Order Info = 438 + 439 + 440 +**Part Number:** (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX** 441 + 442 + 473 473 (% style="color:blue" %)**XXX**(%%): The default frequency band 474 474 475 475 * (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band ... ... @@ -482,8 +482,41 @@ 482 482 * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 483 483 * (% style="color:red" %)**PP**(%%): Peer to Peer LoRa Protocol 484 484 485 -= 5. Reference = 486 486 487 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]] 488 488 457 += 4. Reference = 458 + 459 + 460 +* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]] 461 +* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]]. 462 + 463 + 464 + 465 += 5. FCC Statement = 466 + 467 + 468 +(% style="color:red" %)**FCC Caution:** 469 + 470 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 471 + 472 +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. 473 + 474 + 475 +(% style="color:red" %)**IMPORTANT NOTE: ** 476 + 477 +(% 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: 478 + 479 +—Reorient or relocate the receiving antenna. 480 + 481 +—Increase the separation between the equipment and receiver. 482 + 483 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 484 + 485 +—Consult the dealer or an experienced radio/TV technician for help. 486 + 487 + 488 +(% style="color:red" %)**FCC Radiation Exposure Statement: ** 489 + 490 +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. 491 + 489 489
- image-20220715001142-3.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +508.1 KB - Content
- image-20220718094030-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +193.3 KB - Content
- image-20220718094138-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +100.3 KB - Content
- image-20220718094750-3.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +97.9 KB - Content
- image-20220718094950-4.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +97.7 KB - Content
- image-20220718095457-5.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +98.0 KB - Content
- image-20220719093156-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +381.2 KB - Content
- image-20220719093358-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +649.5 KB - Content
- image-20220720111850-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +380.3 KB - Content
- image-20220723100027-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +1.1 MB - Content
- image-20220723100439-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +749.8 KB - Content
- image-20220723102027-3.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +28.7 KB - Content
- image-20220723104754-4.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +231.5 KB - Content
- image-20220723110520-5.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +3.2 MB - Content
- image-20220723110626-6.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +3.6 MB - Content
- image-20220723113448-7.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +298.5 KB - Content
- image-20220723134549-8.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +392.3 KB - Content
- image-20220723144339-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +324.7 KB - Content
- image-20220723150132-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +698.8 KB - Content
- image-20220723165950-1.jpeg
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +278.4 KB - Content
- image-20220723170210-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +883.0 KB - Content
- image-20220723170545-4.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +31.1 KB - Content
- image-20220723170750-5.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +119.0 KB - Content
- image-20220723171228-6.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +34.2 KB - Content
- image-20220723172235-7.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +262.3 KB - Content
- image-20220723172502-8.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +112.0 KB - Content
- image-20220723172938-9.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +104.8 KB - Content
- image-20220723173341-10.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +117.9 KB - Content
- image-20220723173950-11.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +121.9 KB - Content
- image-20220723175700-12.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +96.4 KB - Content
- image-20220726135239-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +91.4 KB - Content
- image-20220726135356-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +45.6 KB - Content
- image-20220813173738-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +13.2 KB - Content
- image-20220813174353-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +189.1 KB - Content
- image-20220813183239-3.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +642.4 KB - Content
- image-20220814101457-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +913.4 KB - Content
- image-20220817084245-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +317.6 KB - Content
- image-20220817084532-1.jpeg
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +174.9 KB - Content
- image-20220817093644-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +217.0 KB - Content
- image-20220909151441-1.jpeg
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Bei - Size
-
... ... @@ -1,0 +1,1 @@ 1 +152.4 KB - Content
- image-20220909151517-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Bei - Size
-
... ... @@ -1,0 +1,1 @@ 1 +64.3 KB - Content
- image-20220912085244-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +1.7 KB - Content
- image-20220912085307-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +16.7 KB - Content