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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... ... @@ -41,8 +41,6 @@ 41 41 * Downlink to change configure 42 42 * 8500mAh Battery for long term use 43 43 44 - 45 - 46 46 == 1.3 Specification == 47 47 48 48 ... ... @@ -80,8 +80,6 @@ 80 80 * Sleep Mode: 5uA @ 3.3v 81 81 * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm 82 82 83 - 84 - 85 85 == 1.4 Sleep mode and working mode == 86 86 87 87 ... ... @@ -109,8 +109,6 @@ 109 109 ))) 110 110 |(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode. 111 111 112 - 113 - 114 114 == 1.6 BLE connection == 115 115 116 116 ... ... @@ -283,21 +283,22 @@ 283 283 === 2.3.2 Working Modes & Sensor Data. Uplink via FPORT~=2 === 284 284 285 285 286 -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. 287 287 288 288 For example: 289 289 290 - **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. 291 291 292 292 293 293 (% style="color:red" %) **Important Notice:** 294 294 295 -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. 296 -1. All modes share the same Payload Explanation from HERE. 297 -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 transmit in DR0 with 12 bytes payload. 298 298 291 +2. All modes share the same Payload Explanation from HERE. 299 299 293 +3. By default, the device will send an uplink message every 20 minutes. 300 300 295 + 301 301 ==== 2.3.2.1 MOD~=1 (Default Mode) ==== 302 302 303 303 ... ... @@ -304,7 +304,7 @@ 304 304 In this mode, uplink payload includes in total 11 bytes. Uplink packets use FPORT=2. 305 305 306 306 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 307 -|(% 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** 308 308 |**Value**|Bat|(% style="width:191px" %)((( 309 309 Temperature(DS18B20)(PC13) 310 310 )))|(% style="width:78px" %)((( ... ... @@ -327,7 +327,7 @@ 327 327 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. 328 328 329 329 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 330 -|(% 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** 331 331 |**Value**|BAT|(% style="width:196px" %)((( 332 332 Temperature(DS18B20)(PC13) 333 333 )))|(% style="width:87px" %)((( ... ... @@ -336,7 +336,8 @@ 336 336 Digital in(PB15) & Digital Interrupt(PA8) 337 337 )))|(% style="width:208px" %)((( 338 338 Distance measure by:1) LIDAR-Lite V3HP 339 -Or 2) Ultrasonic Sensor 334 +Or 335 +2) Ultrasonic Sensor 340 340 )))|(% style="width:117px" %)Reserved 341 341 342 342 [[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"]] ... ... @@ -349,7 +349,7 @@ 349 349 350 350 (% style="color:blue" %)**Connection to Ultrasonic Sensor:** 351 351 352 -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.** 353 353 354 354 [[image:image-20230512173903-6.png||height="596" width="715"]] 355 355 ... ... @@ -375,7 +375,7 @@ 375 375 376 376 **Connection to [[TF-Mini plus>>url:http://en.benewake.com/product/detail/5c345cd0e5b3a844c472329b.html]] LiDAR(UART version):** 377 377 378 -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.** 379 379 380 380 [[image:image-20230512180609-7.png||height="555" width="802"]] 381 381 ... ... @@ -382,7 +382,7 @@ 382 382 383 383 **Connection to [[TF-Luna>>url:http://en.benewake.com/product/detail/5e1c1fd04d839408076b6255.html]] LiDAR (UART version):** 384 384 385 -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.** 386 386 387 387 [[image:image-20230513105207-4.png||height="469" width="802"]] 388 388 ... ... @@ -395,7 +395,7 @@ 395 395 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 396 396 |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)((( 397 397 **Size(bytes)** 398 -)))|=(% 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" %)1 399 399 |**Value**|(% style="width:68px" %)((( 400 400 ADC1(PA4) 401 401 )))|(% style="width:75px" %)((( ... ... @@ -442,15 +442,18 @@ 442 442 443 443 Each HX711 need to be calibrated before used. User need to do below two steps: 444 444 445 -1. Zero calibration. Don't put anything on load cell and run **AT+WEIGRE** to calibrate to Zero gram. 446 -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. 447 447 1. ((( 448 448 Weight has 4 bytes, the unit is g. 445 + 446 + 447 + 449 449 ))) 450 450 451 451 For example: 452 452 453 -**AT+GETSENSORVALUE =0** 452 +(% style="color:blue" %)**AT+GETSENSORVALUE =0** 454 454 455 455 Response: Weight is 401 g 456 456 ... ... @@ -461,13 +461,11 @@ 461 461 **Size(bytes)** 462 462 )))|=(% 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** 463 463 |**Value**|BAT|(% style="width:193px" %)((( 464 -Temperature(DS18B20) 465 -(PC13) 463 +Temperature(DS18B20)(PC13) 466 466 )))|(% style="width:85px" %)((( 467 467 ADC(PA4) 468 468 )))|(% style="width:186px" %)((( 469 -Digital in(PB15) & 470 -Digital Interrupt(PA8) 467 +Digital in(PB15) & Digital Interrupt(PA8) 471 471 )))|(% style="width:100px" %)Weight 472 472 473 473 [[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"]] ... ... @@ -483,10 +483,11 @@ 483 483 484 484 [[image:image-20230512181814-9.png||height="543" width="697"]] 485 485 483 + 486 486 (% 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.** 487 487 488 488 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 489 -|=(% 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** 490 490 |**Value**|BAT|(% style="width:256px" %)((( 491 491 Temperature(DS18B20)(PC13) 492 492 )))|(% style="width:108px" %)((( ... ... @@ -526,7 +526,7 @@ 526 526 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 527 527 |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)((( 528 528 **Size(bytes)** 529 -)))|=(% 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" %)2 530 530 |**Value**|BAT|(% style="width:207px" %)((( 531 531 Temperature(DS18B20) 532 532 (PC13) ... ... @@ -549,19 +549,19 @@ 549 549 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 550 550 |=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)((( 551 551 **Size(bytes)** 552 -)))|=(% 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" %)4 553 553 |**Value**|BAT|((( 554 -Temperature 1(DS18B20)555 -(PC13) 552 +Temperature 553 +(DS18B20)(PC13) 556 556 )))|((( 557 -Temperature2 (DS18B20)558 -(PB9) 555 +Temperature2 556 +(DS18B20)(PB9) 559 559 )))|((( 560 560 Digital Interrupt 561 561 (PB15) 562 562 )))|(% style="width:193px" %)((( 563 -Temperature3 (DS18B20)564 -(PB8) 561 +Temperature3 562 +(DS18B20)(PB8) 565 565 )))|(% style="width:78px" %)((( 566 566 Count1(PA8) 567 567 )))|(% style="width:78px" %)((( ... ... @@ -595,13 +595,13 @@ 595 595 596 596 The payload decoder function for TTN V3 are here: 597 597 598 -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]] 599 599 600 600 601 601 ==== 2.3.3.1 Battery Info ==== 602 602 603 603 604 -Check the battery voltage for SN50v3. 602 +Check the battery voltage for SN50v3-LB. 605 605 606 606 Ex1: 0x0B45 = 2885mV 607 607 ... ... @@ -619,6 +619,7 @@ 619 619 620 620 [[image:image-20230512180718-8.png||height="538" width="647"]] 621 621 620 + 622 622 (% style="color:blue" %)**Example**: 623 623 624 624 If payload is: 0105H: (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree ... ... @@ -630,6 +630,7 @@ 630 630 631 631 ==== 2.3.3.3 Digital Input ==== 632 632 632 + 633 633 The digital input for pin PB15, 634 634 635 635 * When PB15 is high, the bit 1 of payload byte 6 is 1. ... ... @@ -639,11 +639,14 @@ 639 639 ((( 640 640 When the digital interrupt pin is set to AT+INTMODx=0, this pin is used as a digital input pin. 641 641 642 -(% style="color:red" %)**Note:**The maximum voltage input supports 3.6V. 642 +(% style="color:red" %)**Note: The maximum voltage input supports 3.6V.** 643 + 644 + 643 643 ))) 644 644 645 645 ==== 2.3.3.4 Analogue Digital Converter (ADC) ==== 646 646 649 + 647 647 The measuring range of the ADC is only about 0V to 1.1V The voltage resolution is about 0.24mv. 648 648 649 649 When the measured output voltage of the sensor is not within the range of 0V and 1.1V, the output voltage terminal of the sensor shall be divided The example in the following figure is to reduce the output voltage of the sensor by three times If it is necessary to reduce more times, calculate according to the formula in the figure and connect the corresponding resistance in series. ... ... @@ -650,17 +650,20 @@ 650 650 651 651 [[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"]] 652 652 653 -(% 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. 654 654 657 +(% 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.** 655 655 659 + 656 656 ==== 2.3.3.5 Digital Interrupt ==== 657 657 658 -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. 659 659 663 +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. 664 + 660 660 (% style="color:blue" %)** Interrupt connection method:** 661 661 662 662 [[image:image-20230513105351-5.png||height="147" width="485"]] 663 663 669 + 664 664 (% style="color:blue" %)**Example to use with door sensor :** 665 665 666 666 The door sensor is shown at right. It is a two wire magnetic contact switch used for detecting the open/close status of doors or windows. ... ... @@ -667,22 +667,23 @@ 667 667 668 668 [[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"]] 669 669 670 -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. 671 671 672 -(% style="color:blue" %)** Below is the installation example:** 673 673 674 - Fixone piece ofthemagneticsensor tothedoorandconnectthetwo pinso SN50_v3as follows:679 +(% style="color:blue" %)**Below is the installation example:** 675 675 681 +Fix one piece of the magnetic sensor to the door and connect the two pins to SN50v3-LB as follows: 682 + 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. 684 684 685 -Door sensors have two types: ** NC (Normal close)** and **NO (normal open)**. The connection for both type sensors are the same. But the decoding for payload are reverse, user need to modify this in the IoT Server decoder. 692 +Door sensors have two types: (% style="color:blue" %)** NC (Normal close)**(%%) and (% style="color:blue" %)**NO (normal open)**(%%). The connection for both type sensors are the same. But the decoding for payload are reverse, user need to modify this in the IoT Server decoder. 686 686 687 687 When door sensor is shorted, there will extra power consumption in the circuit, the extra current is 3v3/R14 = 3v3/1Mohm = 3uA which can be ignored. 688 688 ... ... @@ -694,12 +694,13 @@ 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: 700 700 701 701 [[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/1656379339508-835.png?rev=1.1||alt="1656379339508-835.png"]] 702 702 710 + 703 703 In MOD=1, user can use byte 6 to see the status for door open or close. TTN V3 decoder is as below: 704 704 705 705 door= (bytes[6] & 0x80)? "CLOSE":"OPEN"; ... ... @@ -707,15 +707,16 @@ 707 707 708 708 ==== 2.3.3.6 I2C Interface (SHT20 & SHT31) ==== 709 709 718 + 710 710 The SDA and SCK are I2C interface lines. You can use these to connect to an I2C device and get the sensor data. 711 711 712 712 We have made an example to show how to use the I2C interface to connect to the SHT20/ SHT31 Temperature and Humidity Sensor. 713 713 714 -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.** 715 715 725 + 716 716 Below is the connection to SHT20/ SHT31. The connection is as below: 717 717 718 - 719 719 [[image:image-20230513103633-3.png||height="448" width="716"]] 720 720 721 721 The device will be able to get the I2C sensor data now and upload to IoT Server. ... ... @@ -735,14 +735,16 @@ 735 735 736 736 ==== 2.3.3.7 Distance Reading ==== 737 737 747 + 738 738 Refer [[Ultrasonic Sensor section>>||anchor="H2.3.3.8UltrasonicSensor"]]. 739 739 740 740 741 741 ==== 2.3.3.8 Ultrasonic Sensor ==== 742 742 753 + 743 743 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]] 744 744 745 -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. 746 746 747 747 The working principle of this sensor is similar to the (% style="color:blue" %)**HC-SR04**(%%) ultrasonic sensor. 748 748 ... ... @@ -750,8 +750,9 @@ 750 750 751 751 [[image:image-20230512173903-6.png||height="596" width="715"]] 752 752 753 -Connect to the SN50_v3 and run (% style="color:blue" %)**AT+MOD=2**(%%) to switch to ultrasonic mode (ULT). 754 754 765 +Connect to the SN50v3-LB and run (% style="color:blue" %)**AT+MOD=2**(%%) to switch to ultrasonic mode (ULT). 766 + 755 755 The ultrasonic sensor uses the 8^^th^^ and 9^^th^^ byte for the measurement value. 756 756 757 757 **Example:** ... ... @@ -759,16 +759,17 @@ 759 759 Distance: Read: 0C2D(Hex) = 3117(D) Value: 3117 mm=311.7 cm 760 760 761 761 762 - 763 763 ==== 2.3.3.9 Battery Output - BAT pin ==== 764 764 776 + 765 765 The BAT pin of SN50v3 is connected to the Battery directly. If users want to use BAT pin to power an external sensor. User need to make sure the external sensor is of low power consumption. Because the BAT pin is always open. If the external sensor is of high power consumption. the battery of SN50v3-LB will run out very soon. 766 766 767 767 768 768 ==== 2.3.3.10 +5V Output ==== 769 769 770 -SN50v3 will enable +5V output before all sampling and disable the +5v after all sampling. 771 771 783 +SN50v3-LB will enable +5V output before all sampling and disable the +5v after all sampling. 784 + 772 772 The 5V output time can be controlled by AT Command. 773 773 774 774 (% style="color:blue" %)**AT+5VT=1000** ... ... @@ -778,18 +778,20 @@ 778 778 By default the AT+5VT=500. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor. 779 779 780 780 781 - 782 782 ==== 2.3.3.11 BH1750 Illumination Sensor ==== 783 783 796 + 784 784 MOD=1 support this sensor. The sensor value is in the 8^^th^^ and 9^^th^^ bytes. 785 785 786 786 [[image:image-20230512172447-4.png||height="416" width="712"]] 787 787 801 + 788 788 [[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-20220628110012-12.png?rev=1.1||alt="image-20220628110012-12.png" height="361" width="953"]] 789 789 790 790 791 791 ==== 2.3.3.12 Working MOD ==== 792 792 807 + 793 793 The working MOD info is contained in the Digital in & Digital Interrupt byte (7^^th^^ Byte). 794 794 795 795 User can use the 3^^rd^^ ~~ 7^^th^^ bit of this byte to see the working mod: ... ... @@ -806,7 +806,6 @@ 806 806 * 7: MOD8 807 807 * 8: MOD9 808 808 809 - 810 810 == 2.4 Payload Decoder file == 811 811 812 812 ... ... @@ -817,7 +817,6 @@ 817 817 [[https:~~/~~/github.com/dragino/dragino-end-node-decoder/tree/main/SN50_v3-LB>>https://github.com/dragino/dragino-end-node-decoder/tree/main/SN50_v3-LB]] 818 818 819 819 820 - 821 821 == 2.5 Frequency Plans == 822 822 823 823 ... ... @@ -853,11 +853,12 @@ 853 853 == 3.3 Commands special design for SN50v3-LB == 854 854 855 855 856 -These commands only valid for S3 1x-LB, as below:869 +These commands only valid for SN50v3-LB, as below: 857 857 858 858 859 859 === 3.3.1 Set Transmit Interval Time === 860 860 874 + 861 861 Feature: Change LoRaWAN End Node Transmit Interval. 862 862 863 863 (% style="color:blue" %)**AT Command: AT+TDC** ... ... @@ -883,9 +883,9 @@ 883 883 * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds 884 884 * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 885 885 886 - 887 887 === 3.3.2 Get Device Status === 888 888 902 + 889 889 Send a LoRaWAN downlink to ask the device to send its status. 890 890 891 891 (% style="color:blue" %)**Downlink Payload: **(%%)0x26 01 ... ... @@ -895,6 +895,7 @@ 895 895 896 896 === 3.3.3 Set Interrupt Mode === 897 897 912 + 898 898 Feature, Set Interrupt mode for GPIO_EXIT. 899 899 900 900 (% style="color:blue" %)**AT Command: AT+INTMOD1,AT+INTMOD2,AT+INTMOD3** ... ... @@ -915,7 +915,6 @@ 915 915 )))|(% style="width:157px" %)OK 916 916 |(% style="width:154px" %)AT+INTMOD2=3|(% style="width:196px" %)((( 917 917 Set Transmit Interval 918 - 919 919 trigger by rising edge. 920 920 )))|(% style="width:157px" %)OK 921 921 |(% style="width:154px" %)AT+INTMOD3=0|(% style="width:196px" %)Disable Interrupt|(% style="width:157px" %)OK ... ... @@ -931,9 +931,9 @@ 931 931 * Example 3: Downlink Payload: 06000102 **~-~-->** AT+INTMOD2=2 932 932 * Example 4: Downlink Payload: 06000201 **~-~-->** AT+INTMOD3=1 933 933 934 - 935 935 === 3.3.4 Set Power Output Duration === 936 936 950 + 937 937 Control the output duration 5V . Before each sampling, device will 938 938 939 939 ~1. first enable the power output to external sensor, ... ... @@ -963,9 +963,9 @@ 963 963 * Example 1: Downlink Payload: 070000 **~-~-->** AT+5VT=0 964 964 * Example 2: Downlink Payload: 0701F4 **~-~-->** AT+5VT=500 965 965 966 - 967 967 === 3.3.5 Set Weighing parameters === 968 968 982 + 969 969 Feature: Working mode 5 is effective, weight initialization and weight factor setting of HX711. 970 970 971 971 (% style="color:blue" %)**AT Command: AT+WEIGRE,AT+WEIGAP** ... ... @@ -988,9 +988,9 @@ 988 988 * Example 2: Downlink Payload: 08020FA3 **~-~-->** AT+WEIGAP=400.3 989 989 * Example 3: Downlink Payload: 08020FA0 **~-~-->** AT+WEIGAP=400.0 990 990 991 - 992 992 === 3.3.6 Set Digital pulse count value === 993 993 1007 + 994 994 Feature: Set the pulse count value. 995 995 996 996 Count 1 is PA8 pin of mode 6 and mode 9. Count 2 is PA4 pin of mode 9. ... ... @@ -1011,9 +1011,9 @@ 1011 1011 * Example 1: Downlink Payload: 090100000000 **~-~-->** AT+SETCNT=1,0 1012 1012 * Example 2: Downlink Payload: 0902000003E8 **~-~-->** AT+SETCNT=2,1000 1013 1013 1014 - 1015 1015 === 3.3.7 Set Workmode === 1016 1016 1030 + 1017 1017 Feature: Switch working mode. 1018 1018 1019 1019 (% style="color:blue" %)**AT Command: AT+MOD** ... ... @@ -1035,7 +1035,6 @@ 1035 1035 * Example 1: Downlink Payload: 0A01 **~-~-->** AT+MOD=1 1036 1036 * Example 2: Downlink Payload: 0A04 **~-~-->** AT+MOD=4 1037 1037 1038 - 1039 1039 = 4. Battery & Power Consumption = 1040 1040 1041 1041 ... ... @@ -1066,6 +1066,7 @@ 1066 1066 1067 1067 == 6.1 Where can i find source code of SN50v3-LB? == 1068 1068 1082 + 1069 1069 * **[[Hardware Source Files>>https://github.com/dragino/Lora/tree/master/LSN50/v3.0]].** 1070 1070 * **[[Software Source Code & Compile instruction>>https://github.com/dragino/SN50v3]].** 1071 1071 ... ... @@ -1094,6 +1094,7 @@ 1094 1094 1095 1095 = 8. Packing Info = 1096 1096 1111 + 1097 1097 (% style="color:#037691" %)**Package Includes**: 1098 1098 1099 1099 * SN50v3-LB LoRaWAN Generic Node