Changes for page SN50v3-LB/LS -- LoRaWAN Sensor Node User Manual
Last modified by Bei Jinggeng on 2025/01/10 15:51
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... ... @@ -151,7 +151,7 @@ 151 151 == 2.1 How it works == 152 152 153 153 154 -The SN50v3-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the S3 1x-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.154 +The SN50v3-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the SN50v3-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes. 155 155 156 156 157 157 == 2.2 Quick guide to connect to LoRaWAN server (OTAA) == ... ... @@ -159,7 +159,7 @@ 159 159 160 160 Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LPS8v2>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]] as a LoRaWAN gateway in this example. 161 161 162 -The LPS8 V2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.162 +The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server. 163 163 164 164 165 165 (% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from SN50v3-LB. ... ... @@ -208,7 +208,7 @@ 208 208 === 2.3.1 Device Status, FPORT~=5 === 209 209 210 210 211 -Users can use the downlink command(**0x26 01**) to ask SN50v3 to send device configure detail, include device configure status. SN50v3 will uplink a payload via FPort=5 to server. 211 +Users can use the downlink command(**0x26 01**) to ask SN50v3-LB to send device configure detail, include device configure status. SN50v3-LB will uplink a payload via FPort=5 to server. 212 212 213 213 The Payload format is as below. 214 214 ... ... @@ -221,7 +221,7 @@ 221 221 Example parse in TTNv3 222 222 223 223 224 -(% style="color:#037691" %)**Sensor Model**(%%): For SN50v3, this value is 0x1C 224 +(% style="color:#037691" %)**Sensor Model**(%%): For SN50v3-LB, this value is 0x1C 225 225 226 226 (% style="color:#037691" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version 227 227 ... ... @@ -277,19 +277,22 @@ 277 277 === 2.3.2 Working Modes & Sensor Data. Uplink via FPORT~=2 === 278 278 279 279 280 -SN50v3 has different working mode for the connections of different type of sensors. This section describes these modes. Use can use the AT Command AT+MOD to set SN50v3 to different working modes. 280 +SN50v3-LB has different working mode for the connections of different type of sensors. This section describes these modes. Use can use the AT Command (% style="color:blue" %)**AT+MOD**(%%) to set SN50v3-LB to different working modes. 281 281 282 282 For example: 283 283 284 - **AT+MOD=2 ** ~/~/ will set the SN50v3 to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor. 284 + (% style="color:blue" %)**AT+MOD=2 ** (%%) ~/~/ will set the SN50v3 to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor. 285 285 286 286 287 287 (% style="color:red" %) **Important Notice:** 288 288 289 -1. Some working modes has payload more than 12 bytes, The US915/AU915/AS923 frequency bands' definition has maximum 11 bytes in **DR0**. Server sides will see NULL payload while SN50v3 transmit in DR0 with 12 bytes payload. 290 -1. All modes share the same Payload Explanation from HERE. 291 -1. By default, the device will send an uplink message every 20 minutes. 289 +~1. Some working modes has payload more than 12 bytes, The US915/AU915/AS923 frequency bands' definition has maximum 11 bytes in (% style="color:blue" %)**DR0**(%%). Server sides will see NULL payload while SN50v3-LB transmit in DR0 with 12 bytes payload. 292 292 291 +2. All modes share the same Payload Explanation from HERE. 292 + 293 +3. By default, the device will send an uplink message every 20 minutes. 294 + 295 + 293 293 ==== 2.3.2.1 MOD~=1 (Default Mode) ==== 294 294 295 295 ... ... @@ -296,7 +296,7 @@ 296 296 In this mode, uplink payload includes in total 11 bytes. Uplink packets use FPORT=2. 297 297 298 298 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 299 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width: 40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:90px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:130px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:90px" %)**2**302 +|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:90px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:130px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:80px" %)**2** 300 300 |**Value**|Bat|(% style="width:191px" %)((( 301 301 Temperature(DS18B20)(PC13) 302 302 )))|(% style="width:78px" %)((( ... ... @@ -319,7 +319,7 @@ 319 319 This mode is target to measure the distance. The payload of this mode is totally 11 bytes. The 8^^th^^ and 9^^th^^ bytes is for the distance. 320 320 321 321 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 322 -|(% style="background-color:#d9e2f3; color:#0070c0; width: 40px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:140px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**325 +|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:30px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:140px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2** 323 323 |**Value**|BAT|(% style="width:196px" %)((( 324 324 Temperature(DS18B20)(PC13) 325 325 )))|(% style="width:87px" %)((( ... ... @@ -328,7 +328,8 @@ 328 328 Digital in(PB15) & Digital Interrupt(PA8) 329 329 )))|(% style="width:208px" %)((( 330 330 Distance measure by:1) LIDAR-Lite V3HP 331 -Or 2) Ultrasonic Sensor 334 +Or 335 +2) Ultrasonic Sensor 332 332 )))|(% style="width:117px" %)Reserved 333 333 334 334 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656324539647-568.png?rev=1.1||alt="1656324539647-568.png"]] ... ... @@ -341,7 +341,7 @@ 341 341 342 342 (% style="color:blue" %)**Connection to Ultrasonic Sensor:** 343 343 344 -Need to remove R1 and R2 resistors to get low power,otherwise there will be 240uA standby current. 348 +(% style="color:red" %)**Need to remove R1 and R2 resistors to get low power,otherwise there will be 240uA standby current.** 345 345 346 346 [[image:image-20230512173903-6.png||height="596" width="715"]] 347 347 ... ... @@ -367,7 +367,7 @@ 367 367 368 368 **Connection to [[TF-Mini plus>>url:http://en.benewake.com/product/detail/5c345cd0e5b3a844c472329b.html]] LiDAR(UART version):** 369 369 370 -Need to remove R3 and R4 resistors to get low power,otherwise there will be 400uA standby current. 374 +(% style="color:red" %)**Need to remove R3 and R4 resistors to get low power,otherwise there will be 400uA standby current.** 371 371 372 372 [[image:image-20230512180609-7.png||height="555" width="802"]] 373 373 ... ... @@ -374,7 +374,7 @@ 374 374 375 375 **Connection to [[TF-Luna>>url:http://en.benewake.com/product/detail/5e1c1fd04d839408076b6255.html]] LiDAR (UART version):** 376 376 377 -Need to remove R3 and R4 resistors to get low power,otherwise there will be 400uA standby current. 381 +(% style="color:red" %)**Need to remove R3 and R4 resistors to get low power,otherwise there will be 400uA standby current.** 378 378 379 379 [[image:image-20230513105207-4.png||height="469" width="802"]] 380 380 ... ... @@ -387,7 +387,7 @@ 387 387 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 388 388 |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)((( 389 389 **Size(bytes)** 390 -)))|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 90px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 1 40px;background-color:#D9E2F3;color:#0070C0" %)2|=(% style="width: 120px;background-color:#D9E2F3;color:#0070C0" %)2|=(% style="width: 20px;background-color:#D9E2F3;color:#0070C0" %)1394 +)))|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 90px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 110px;background-color:#D9E2F3;color:#0070C0" %)2|=(% style="width: 100px;background-color:#D9E2F3;color:#0070C0" %)2|=(% style="width: 20px;background-color:#D9E2F3;color:#0070C0" %)1 391 391 |**Value**|(% style="width:68px" %)((( 392 392 ADC1(PA4) 393 393 )))|(% style="width:75px" %)((( ... ... @@ -434,15 +434,18 @@ 434 434 435 435 Each HX711 need to be calibrated before used. User need to do below two steps: 436 436 437 -1. Zero calibration. Don't put anything on load cell and run **AT+WEIGRE** to calibrate to Zero gram. 438 -1. Adjust calibration factor (default value 400): Put a known weight thing on load cell and run **AT+WEIGAP** to adjust the Calibration Factor. 441 +1. Zero calibration. Don't put anything on load cell and run (% style="color:blue" %)**AT+WEIGRE**(%%) to calibrate to Zero gram. 442 +1. Adjust calibration factor (default value 400): Put a known weight thing on load cell and run (% style="color:blue" %)**AT+WEIGAP**(%%) to adjust the Calibration Factor. 439 439 1. ((( 440 440 Weight has 4 bytes, the unit is g. 445 + 446 + 447 + 441 441 ))) 442 442 443 443 For example: 444 444 445 -**AT+GETSENSORVALUE =0** 452 +(% style="color:blue" %)**AT+GETSENSORVALUE =0** 446 446 447 447 Response: Weight is 401 g 448 448 ... ... @@ -453,13 +453,11 @@ 453 453 **Size(bytes)** 454 454 )))|=(% style="width: 20px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 150px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 200px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**4** 455 455 |**Value**|BAT|(% style="width:193px" %)((( 456 -Temperature(DS18B20) 457 -(PC13) 463 +Temperature(DS18B20)(PC13) 458 458 )))|(% style="width:85px" %)((( 459 459 ADC(PA4) 460 460 )))|(% style="width:186px" %)((( 461 -Digital in(PB15) & 462 -Digital Interrupt(PA8) 467 +Digital in(PB15) & Digital Interrupt(PA8) 463 463 )))|(% style="width:100px" %)Weight 464 464 465 465 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220820120036-2.png?width=1003&height=469&rev=1.1||alt="image-20220820120036-2.png" height="469" width="1003"]] ... ... @@ -475,10 +475,11 @@ 475 475 476 476 [[image:image-20230512181814-9.png||height="543" width="697"]] 477 477 483 + 478 478 (% style="color:red" %)**Note:** **LoRaWAN wireless transmission will infect the PIR sensor. Which cause the counting value increase +1 for every uplink. User can change PIR sensor or put sensor away of the SN50_v3 to avoid this happen.** 479 479 480 480 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 481 -|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|=(% style="width:20px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width:220px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width:50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 100px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 80px;background-color:#D9E2F3;color:#0070C0" %)**4**487 +|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|=(% style="width: 40px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 180px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 100px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 80px;background-color:#D9E2F3;color:#0070C0" %)**4** 482 482 |**Value**|BAT|(% style="width:256px" %)((( 483 483 Temperature(DS18B20)(PC13) 484 484 )))|(% style="width:108px" %)((( ... ... @@ -518,7 +518,7 @@ 518 518 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 519 519 |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)((( 520 520 **Size(bytes)** 521 -)))|=(% style="width: 30px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 1 20px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 120px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)2527 +)))|=(% style="width: 30px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 110px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 120px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)2 522 522 |**Value**|BAT|(% style="width:207px" %)((( 523 523 Temperature(DS18B20) 524 524 (PC13) ... ... @@ -541,19 +541,19 @@ 541 541 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 542 542 |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)((( 543 543 **Size(bytes)** 544 -)))|=(% style="width: 20px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 100px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width:100px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width:80px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width:100px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)4|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)4550 +)))|=(% style="width: 20px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 90px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 90px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 90px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)4|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)4 545 545 |**Value**|BAT|((( 546 -Temperature 1(DS18B20)547 -(PC13) 552 +Temperature 553 +(DS18B20)(PC13) 548 548 )))|((( 549 -Temperature2 (DS18B20)550 -(PB9) 555 +Temperature2 556 +(DS18B20)(PB9) 551 551 )))|((( 552 552 Digital Interrupt 553 553 (PB15) 554 554 )))|(% style="width:193px" %)((( 555 -Temperature3 (DS18B20)556 -(PB8) 561 +Temperature3 562 +(DS18B20)(PB8) 557 557 )))|(% style="width:78px" %)((( 558 558 Count1(PA8) 559 559 )))|(% style="width:78px" %)((( ... ... @@ -587,13 +587,13 @@ 587 587 588 588 The payload decoder function for TTN V3 are here: 589 589 590 -SN50v3 TTN V3 Payload Decoder: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>url:https://github.com/dragino/dragino-end-node-decoder]] 596 +SN50v3-LB TTN V3 Payload Decoder: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>url:https://github.com/dragino/dragino-end-node-decoder]] 591 591 592 592 593 593 ==== 2.3.3.1 Battery Info ==== 594 594 595 595 596 -Check the battery voltage for SN50v3. 602 +Check the battery voltage for SN50v3-LB. 597 597 598 598 Ex1: 0x0B45 = 2885mV 599 599 ... ... @@ -647,6 +647,7 @@ 647 647 648 648 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220628150112-1.png?width=285&height=241&rev=1.1||alt="image-20220628150112-1.png" height="241" width="285"]] 649 649 656 + 650 650 (% style="color:red" %)**Note: If the ADC type sensor needs to be powered by SN50_v3, it is recommended to use +5V to control its switch.Only sensors with low power consumption can be powered with VDD.** 651 651 652 652 ... ... @@ -653,7 +653,7 @@ 653 653 ==== 2.3.3.5 Digital Interrupt ==== 654 654 655 655 656 -Digital Interrupt refers to pin PA8, and there are different trigger methods. When there is a trigger, the SN50v3 will send a packet to the server. 663 +Digital Interrupt refers to pin PA8, and there are different trigger methods. When there is a trigger, the SN50v3-LB will send a packet to the server. 657 657 658 658 (% style="color:blue" %)** Interrupt connection method:** 659 659 ... ... @@ -666,18 +666,18 @@ 666 666 667 667 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656379210849-860.png?rev=1.1||alt="1656379210849-860.png"]] 668 668 669 -When the two pieces are close to each other, the 2 wire output will be short or open (depending on the type), while if the two pieces are away from each other, the 2 wire output will be the opposite status. So we can use SN50 _v3 interrupt interface to detect the status for the door or window.676 +When the two pieces are close to each other, the 2 wire output will be short or open (depending on the type), while if the two pieces are away from each other, the 2 wire output will be the opposite status. So we can use SN50v3-LB interrupt interface to detect the status for the door or window. 670 670 671 671 672 672 (% style="color:blue" %)**Below is the installation example:** 673 673 674 -Fix one piece of the magnetic sensor to the door and connect the two pins to SN50 _v3 as follows:681 +Fix one piece of the magnetic sensor to the door and connect the two pins to SN50v3-LB as follows: 675 675 676 676 * ((( 677 -One pin to SN50 _v3's PA8 pin684 +One pin to SN50v3-LB's PA8 pin 678 678 ))) 679 679 * ((( 680 -The other pin to SN50 _v3's VDD pin687 +The other pin to SN50v3-LB's VDD pin 681 681 ))) 682 682 683 683 Install the other piece to the door. Find a place where the two pieces will be close to each other when the door is closed. For this particular magnetic sensor, when the door is closed, the output will be short, and PA8 will be at the VCC voltage. ... ... @@ -694,7 +694,7 @@ 694 694 695 695 The command is: 696 696 697 -(% style="color:blue" %)**AT+INTMOD1=1 ** (%%) ~/~/(more info about INMOD please refer** **[[**AT Command Manual**>>url:http://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/&file=DRAGINO_LSN50_AT_Commands_v1.5.1.pdf]]**. **) 704 +(% style="color:blue" %)**AT+INTMOD1=1 ** (%%) ~/~/ (more info about INMOD please refer** **[[**AT Command Manual**>>url:http://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/&file=DRAGINO_LSN50_AT_Commands_v1.5.1.pdf]]**. **) 698 698 699 699 Below shows some screen captures in TTN V3: 700 700 ... ... @@ -713,11 +713,11 @@ 713 713 714 714 We have made an example to show how to use the I2C interface to connect to the SHT20/ SHT31 Temperature and Humidity Sensor. 715 715 716 -Notice: Different I2C sensors have different I2C commands set and initiate process, if user want to use other I2C sensors, User need to re-write the source code to support those sensors. SHT20/ SHT31 code in SN50 _v3 will be a good reference.723 +(% style="color:red" %)**Notice: Different I2C sensors have different I2C commands set and initiate process, if user want to use other I2C sensors, User need to re-write the source code to support those sensors. SHT20/ SHT31 code in SN50v3-LB will be a good reference.** 717 717 725 + 718 718 Below is the connection to SHT20/ SHT31. The connection is as below: 719 719 720 - 721 721 [[image:image-20230513103633-3.png||height="448" width="716"]] 722 722 723 723 The device will be able to get the I2C sensor data now and upload to IoT Server. ... ... @@ -746,7 +746,7 @@ 746 746 747 747 This Fundamental Principles of this sensor can be found at this link: [[https:~~/~~/wiki.dfrobot.com/Weather_-_proof_Ultrasonic_Sensor_with_Separate_Probe_SKU~~_~~__SEN0208>>url:https://wiki.dfrobot.com/Weather_-_proof_Ultrasonic_Sensor_with_Separate_Probe_SKU___SEN0208]] 748 748 749 -The SN50 _v3 detects the pulse width of the sensor and converts it to mm output. The accuracy will be within 1 centimeter. The usable range (the distance between the ultrasonic probe and the measured object) is between 24cm and 600cm.756 +The SN50v3-LB detects the pulse width of the sensor and converts it to mm output. The accuracy will be within 1 centimeter. The usable range (the distance between the ultrasonic probe and the measured object) is between 24cm and 600cm. 750 750 751 751 The working principle of this sensor is similar to the (% style="color:blue" %)**HC-SR04**(%%) ultrasonic sensor. 752 752 ... ... @@ -755,7 +755,7 @@ 755 755 [[image:image-20230512173903-6.png||height="596" width="715"]] 756 756 757 757 758 -Connect to the SN50 _v3 and run (% style="color:blue" %)**AT+MOD=2**(%%) to switch to ultrasonic mode (ULT).765 +Connect to the SN50v3-LB and run (% style="color:blue" %)**AT+MOD=2**(%%) to switch to ultrasonic mode (ULT). 759 759 760 760 The ultrasonic sensor uses the 8^^th^^ and 9^^th^^ byte for the measurement value. 761 761 ... ... @@ -773,7 +773,7 @@ 773 773 ==== 2.3.3.10 +5V Output ==== 774 774 775 775 776 -SN50v3 will enable +5V output before all sampling and disable the +5v after all sampling. 783 +SN50v3-LB will enable +5V output before all sampling and disable the +5v after all sampling. 777 777 778 778 The 5V output time can be controlled by AT Command. 779 779 ... ... @@ -814,8 +814,6 @@ 814 814 * 7: MOD8 815 815 * 8: MOD9 816 816 817 - 818 - 819 819 == 2.4 Payload Decoder file == 820 820 821 821 ... ... @@ -845,8 +845,6 @@ 845 845 * AT Command via UART Connection : See [[UART Connection>>http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H2.3UARTConnectionforSN50v3basemotherboard]]. 846 846 * LoRaWAN Downlink. Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section. 847 847 848 - 849 - 850 850 == 3.2 General Commands == 851 851 852 852 ... ... @@ -863,7 +863,7 @@ 863 863 == 3.3 Commands special design for SN50v3-LB == 864 864 865 865 866 -These commands only valid for S3 1x-LB, as below:869 +These commands only valid for SN50v3-LB, as below: 867 867 868 868 869 869 === 3.3.1 Set Transmit Interval Time === ... ... @@ -894,8 +894,6 @@ 894 894 * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds 895 895 * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 896 896 897 - 898 - 899 899 === 3.3.2 Get Device Status === 900 900 901 901 ... ... @@ -929,7 +929,6 @@ 929 929 )))|(% style="width:157px" %)OK 930 930 |(% style="width:154px" %)AT+INTMOD2=3|(% style="width:196px" %)((( 931 931 Set Transmit Interval 932 - 933 933 trigger by rising edge. 934 934 )))|(% style="width:157px" %)OK 935 935 |(% style="width:154px" %)AT+INTMOD3=0|(% style="width:196px" %)Disable Interrupt|(% style="width:157px" %)OK ... ... @@ -945,8 +945,6 @@ 945 945 * Example 3: Downlink Payload: 06000102 **~-~-->** AT+INTMOD2=2 946 946 * Example 4: Downlink Payload: 06000201 **~-~-->** AT+INTMOD3=1 947 947 948 - 949 - 950 950 === 3.3.4 Set Power Output Duration === 951 951 952 952 ... ... @@ -979,8 +979,6 @@ 979 979 * Example 1: Downlink Payload: 070000 **~-~-->** AT+5VT=0 980 980 * Example 2: Downlink Payload: 0701F4 **~-~-->** AT+5VT=500 981 981 982 - 983 - 984 984 === 3.3.5 Set Weighing parameters === 985 985 986 986 ... ... @@ -1006,8 +1006,6 @@ 1006 1006 * Example 2: Downlink Payload: 08020FA3 **~-~-->** AT+WEIGAP=400.3 1007 1007 * Example 3: Downlink Payload: 08020FA0 **~-~-->** AT+WEIGAP=400.0 1008 1008 1009 - 1010 - 1011 1011 === 3.3.6 Set Digital pulse count value === 1012 1012 1013 1013 ... ... @@ -1031,8 +1031,6 @@ 1031 1031 * Example 1: Downlink Payload: 090100000000 **~-~-->** AT+SETCNT=1,0 1032 1032 * Example 2: Downlink Payload: 0902000003E8 **~-~-->** AT+SETCNT=2,1000 1033 1033 1034 - 1035 - 1036 1036 === 3.3.7 Set Workmode === 1037 1037 1038 1038 ... ... @@ -1057,8 +1057,6 @@ 1057 1057 * Example 1: Downlink Payload: 0A01 **~-~-->** AT+MOD=1 1058 1058 * Example 2: Downlink Payload: 0A04 **~-~-->** AT+MOD=4 1059 1059 1060 - 1061 - 1062 1062 = 4. Battery & Power Consumption = 1063 1063 1064 1064 ... ... @@ -1085,8 +1085,6 @@ 1085 1085 * (Recommanded way) OTA firmware update via wireless: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]] 1086 1086 * Update through UART TTL interface.**[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**. 1087 1087 1088 - 1089 - 1090 1090 = 6. FAQ = 1091 1091 1092 1092 == 6.1 Where can i find source code of SN50v3-LB? == ... ... @@ -1095,8 +1095,6 @@ 1095 1095 * **[[Hardware Source Files>>https://github.com/dragino/Lora/tree/master/LSN50/v3.0]].** 1096 1096 * **[[Software Source Code & Compile instruction>>https://github.com/dragino/SN50v3]].** 1097 1097 1098 - 1099 - 1100 1100 = 7. Order Info = 1101 1101 1102 1102 ... ... @@ -1120,8 +1120,6 @@ 1120 1120 * (% style="color:red" %)**20**(%%): With M20 waterproof cable hole 1121 1121 * (% style="color:red" %)**NH**(%%): No Hole 1122 1122 1123 - 1124 - 1125 1125 = 8. Packing Info = 1126 1126 1127 1127 ... ... @@ -1136,8 +1136,6 @@ 1136 1136 * Package Size / pcs : cm 1137 1137 * Weight / pcs : g 1138 1138 1139 - 1140 - 1141 1141 = 9. Support = 1142 1142 1143 1143