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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... ... @@ -41,6 +41,8 @@ 41 41 * Downlink to change configure 42 42 * 8500mAh Battery for long term use 43 43 44 + 45 + 44 44 == 1.3 Specification == 45 45 46 46 ... ... @@ -78,6 +78,8 @@ 78 78 * Sleep Mode: 5uA @ 3.3v 79 79 * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm 80 80 83 + 84 + 81 81 == 1.4 Sleep mode and working mode == 82 82 83 83 ... ... @@ -105,6 +105,8 @@ 105 105 ))) 106 106 |(% 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. 107 107 112 + 113 + 108 108 == 1.6 BLE connection == 109 109 110 110 ... ... @@ -360,7 +360,8 @@ 360 360 ADC(PA4) 361 361 )))|(% style="width:323px" %)((( 362 362 Distance measure by:1)TF-Mini plus LiDAR 363 -Or 2) TF-Luna LiDAR 369 +Or 370 +2) TF-Luna LiDAR 364 364 )))|(% style="width:188px" %)Distance signal strength 365 365 366 366 [[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/1656376779088-686.png?rev=1.1||alt="1656376779088-686.png"]] ... ... @@ -467,6 +467,7 @@ 467 467 [[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"]] 468 468 469 469 477 + 470 470 ==== 2.3.2.6 MOD~=6 (Counting Mode) ==== 471 471 472 472 ... ... @@ -579,63 +579,6 @@ 579 579 When AA is 2, set the count of PA4 pin to BB Corresponding downlink:09 02 bb bb bb bb 580 580 581 581 582 -==== 2.3.2.10 MOD~=10 (PWM input capture and output mode,Since firmware v1.2) ==== 583 - 584 -In this mode, the uplink can perform PWM input capture, and the downlink can perform PWM output. 585 - 586 -[[It should be noted when using PWM mode.>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SN50v3-LB/#H2.3.3.12A0PWMMOD]] 587 - 588 - 589 -===== 2.3.2.10.a Uplink, PWM input capture ===== 590 - 591 -[[image:image-20230817172209-2.png||height="439" width="683"]] 592 - 593 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:690px" %) 594 -|(% 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:135px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:89px" %)**2** 595 -|Value|Bat|(% style="width:191px" %)((( 596 -Temperature(DS18B20)(PC13) 597 -)))|(% style="width:78px" %)((( 598 -ADC(PA4) 599 -)))|(% style="width:135px" %)((( 600 -PWM_Setting 601 - 602 -&Digital Interrupt(PA8) 603 -)))|(% style="width:70px" %)((( 604 -Pulse period 605 -)))|(% style="width:89px" %)((( 606 -Duration of high level 607 -))) 608 - 609 -[[image:image-20230817170702-1.png||height="161" width="1044"]] 610 - 611 - 612 -(% style="color:blue" %)**AT+PWMSET=AA(Default is 0) ==> Corresponding downlink: 0B AA** 613 - 614 -When AA is 0, the unit of PWM capture time is microsecond. The capture frequency range is between 20HZ and 100000HZ. 615 - 616 -When AA is 1, the unit of PWM capture time is millisecond. The capture frequency range is between 5HZ and 250HZ. 617 - 618 - 619 -===== 2.3.2.10.b Downlink, PWM output ===== 620 - 621 -[[image:image-20230817173800-3.png||height="412" width="685"]] 622 - 623 -Downlink: (% style="color:#037691" %)**0B xx xx xx yy zz zz** 624 - 625 - xx xx xx is the output frequency, the unit is HZ. 626 - 627 - yy is the duty cycle of the output, the unit is %. 628 - 629 - zz zz is the time delay of the output, the unit is ms. 630 - 631 - 632 -For example, send a downlink command: 0B 00 61 A8 32 13 88, the frequency is 25KHZ, the duty cycle is 50, and the output time is 5 seconds. 633 - 634 -The oscilloscope displays as follows: 635 - 636 -[[image:image-20230817173858-5.png||height="694" width="921"]] 637 - 638 - 639 639 === 2.3.3 Decode payload === 640 640 641 641 ... ... @@ -709,10 +709,6 @@ 709 709 (% 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.** 710 710 711 711 712 -The position of PA5 on the hardware after **LSN50 v3.3** is changed to the position shown in the figure below, and the collected voltage becomes one-sixth of the original. 713 - 714 -[[image:image-20230811113449-1.png||height="370" width="608"]] 715 - 716 716 ==== 2.3.3.5 Digital Interrupt ==== 717 717 718 718 ... ... @@ -859,30 +859,9 @@ 859 859 [[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"]] 860 860 861 861 862 -==== 2.3.3.12 PWMMOD ====809 +==== 2.3.3.12 Working MOD ==== 863 863 864 864 865 -* ((( 866 -The maximum voltage that the SDA pin of SN50v3 can withstand is 3.6V, and it cannot exceed this voltage value, otherwise the chip may be burned. 867 -))) 868 -* ((( 869 -If the PWM pin connected to the SDA pin cannot maintain a high level when it is not working, you need to remove the resistor R2 or replace it with a resistor with a larger resistance, otherwise a sleep current of about 360uA will be generated. The position of the resistor is shown in the figure below: 870 -))) 871 - 872 - [[image:image-20230817183249-3.png||height="320" width="417"]] 873 - 874 -* ((( 875 -The signal captured by the input should preferably be processed by hardware filtering and then connected in. The software processing method is to capture four values, discard the first captured value, and then take the middle value of the second, third, and fourth captured values. 876 -))) 877 -* ((( 878 -Since the device can only detect a pulse period of 50ms when AT+PWMSET=0 (counting in microseconds), it is necessary to change the value of PWMSET according to the frequency of input capture. 879 - 880 - 881 -))) 882 - 883 -==== 2.3.3.13 Working MOD ==== 884 - 885 - 886 886 The working MOD info is contained in the Digital in & Digital Interrupt byte (7^^th^^ Byte). 887 887 888 888 User can use the 3^^rd^^ ~~ 7^^th^^ bit of this byte to see the working mod: ... ... @@ -898,7 +898,6 @@ 898 898 * 6: MOD7 899 899 * 7: MOD8 900 900 * 8: MOD9 901 -* 9: MOD10 902 902 903 903 == 2.4 Payload Decoder file == 904 904 ... ... @@ -1150,8 +1150,8 @@ 1150 1150 1151 1151 **Methods to Update Firmware:** 1152 1152 1153 -* (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/]]**1154 -* 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]]**.1078 +* (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/]] 1079 +* 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]]**. 1155 1155 1156 1156 = 6. FAQ = 1157 1157 ... ... @@ -1161,22 +1161,6 @@ 1161 1161 * **[[Hardware Source Files>>https://github.com/dragino/Lora/tree/master/LSN50/v3.0]].** 1162 1162 * **[[Software Source Code & Compile instruction>>https://github.com/dragino/SN50v3]].** 1163 1163 1164 -== 6.2 How to generate PWM Output in SN50v3-LB? == 1165 - 1166 - 1167 -See this document: **[[Generate PWM Output on SN50v3>>https://www.dropbox.com/scl/fi/r3trcet2knujg40w0mgyn/Generate-PWM-Output-on-SN50v3.pdf?rlkey=rxsgmrhhrv62iiiwjq9sv10bn&dl=0]]**. 1168 - 1169 - 1170 -== 6.3 How to put several sensors to a SN50v3-LB? == 1171 - 1172 - 1173 -When we want to put several sensors to A SN50v3-LB, the waterproof at the grand connector will become an issue. User can try to exchange the grand connector to below type. 1174 - 1175 -[[Reference Supplier>>https://www.yscableglands.com/cable-glands/nylon-cable-glands/cable-gland-rubber-seal.html]]. 1176 - 1177 -[[image:image-20230810121434-1.png||height="242" width="656"]] 1178 - 1179 - 1180 1180 = 7. Order Info = 1181 1181 1182 1182
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