Last modified by Bei Jinggeng on 2025/01/10 15:51
<
From version < 50.1 >
edited by Saxer Lin
on 2023/06/10 17:00
To version < 84.1 >
edited by Edwin Chen
on 2023/12/31 20:35
>
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Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Saxer
1 +XWiki.Edwin
Content
... ... @@ -3,7 +3,7 @@
3 3  
4 4  
5 5  
6 -**Table of Contents：**
6 +**Table of Contents:**
7 7  
8 8  {{toc/}}
9 9  
... ... @@ -19,7 +19,7 @@
19 19  
20 20  (% style="color:blue" %)**SN50V3-LB **(%%)LoRaWAN Sensor Node is a Long Range LoRa Sensor Node. It is designed for outdoor use and powered by (% style="color:blue" %)** 8500mA Li/SOCl2 battery**(%%) for long term use.SN50V3-LB is designed to facilitate developers to quickly deploy industrial level LoRa and IoT solutions. It help users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to program, create and connect your things everywhere.
21 21  
22 -(% style="color:blue" %)**SN50V3-LB wireless part**(%%) is based on SX1262 allows the user to send data and reach extremely long ranges at low data-rates.It provides ultra-long range spread spectrum communication and high interference immunity whilst minimising current consumption.It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
22 +(% style="color:blue" %)**SN50V3-LB wireless part**(%%) is based on SX1262 allows the user to send data and reach extremely long ranges at low data-rates.It provides ultra-long range spread spectrum communication and high interference immunity whilst minimising current consumption.It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, and so on.
23 23  
24 24  (% style="color:blue" %)**SN50V3-LB **(%%)has a powerful 48Mhz ARM microcontroller with 256KB flash and 64KB RAM. It has multiplex I/O pins to connect to different sensors.
25 25  
... ... @@ -27,7 +27,6 @@
27 27  
28 28  SN50V3-LB is the 3^^rd^^ generation of LSN50 series generic sensor node from Dragino. It is an (% style="color:blue" %)**open source project**(%%) and has a mature LoRaWAN stack and application software. User can use the pre-load software for their IoT projects or easily customize the software for different requirements.
29 29  
30 -
31 31  == 1.2 ​Features ==
32 32  
33 33  
... ... @@ -89,7 +89,7 @@
89 89  == 1.5 Button & LEDs ==
90 90  
91 91  
92 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]]
91 +[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]][[image:image-20231231203148-2.png||height="456" width="316"]]
93 93  
94 94  
95 95  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
... ... @@ -128,14 +128,19 @@
128 128  
129 129  == 1.8 Mechanical ==
130 130  
130 +== 1.8.1 for LB version ==
131 131  
132 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]]
133 133  
134 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143899218-599.png]]
133 +[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]][[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143899218-599.png]]
135 135  
135 +
136 136  [[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143909447-639.png]]
137 137  
138 +== 1.8.2 for LS version ==
138 138  
140 +[[image:image-20231231203439-3.png||height="385" width="886"]]
141 +
142 +
139 139  == 1.9 Hole Option ==
140 140  
141 141  
... ... @@ -227,33 +227,33 @@
227 227  
228 228  (% style="color:#037691" %)**Frequency Band**:
229 229  
230 -*0x01: EU868
234 +0x01: EU868
231 231  
232 -*0x02: US915
236 +0x02: US915
233 233  
234 -*0x03: IN865
238 +0x03: IN865
235 235  
236 -*0x04: AU915
240 +0x04: AU915
237 237  
238 -*0x05: KZ865
242 +0x05: KZ865
239 239  
240 -*0x06: RU864
244 +0x06: RU864
241 241  
242 -*0x07: AS923
246 +0x07: AS923
243 243  
244 -*0x08: AS923-1
248 +0x08: AS923-1
245 245  
246 -*0x09: AS923-2
250 +0x09: AS923-2
247 247  
248 -*0x0a: AS923-3
252 +0x0a: AS923-3
249 249  
250 -*0x0b: CN470
254 +0x0b: CN470
251 251  
252 -*0x0c: EU433
256 +0x0c: EU433
253 253  
254 -*0x0d: KR920
258 +0x0d: KR920
255 255  
256 -*0x0e: MA869
260 +0x0e: MA869
257 257  
258 258  
259 259  (% style="color:#037691" %)**Sub-Band**:
... ... @@ -329,9 +329,8 @@
329 329  )))|(% style="width:189px" %)(((
330 330  Digital in(PB15) & Digital Interrupt(PA8)
331 331  )))|(% style="width:208px" %)(((
332 -Distance measure by:1) LIDAR-Lite V3HP
333 -Or
334 -2) Ultrasonic Sensor
336 +Distance measure by: 1) LIDAR-Lite V3HP
337 +Or 2) Ultrasonic Sensor
335 335  )))|(% style="width:117px" %)Reserved
336 336  
337 337  [[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"]]
... ... @@ -361,8 +361,7 @@
361 361  ADC(PA4)
362 362  )))|(% style="width:323px" %)(((
363 363  Distance measure by:1)TF-Mini plus LiDAR
364 -Or 
365 -2) TF-Luna LiDAR
367 +Or 2) TF-Luna LiDAR
366 366  )))|(% style="width:188px" %)Distance signal  strength
367 367  
368 368  [[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"]]
... ... @@ -379,7 +379,7 @@
379 379  
380 380  (% style="color:red" %)**Need to remove R3 and R4 resistors to get low power,otherwise there will be 400uA standby current.**
381 381  
382 -[[image:image-20230513105207-4.png||height="469" width="802"]]
384 +[[image:image-20230610170047-1.png||height="452" width="799"]]
383 383  
384 384  
385 385  ==== 2.3.2.3  MOD~=3 (3 ADC + I2C) ====
... ... @@ -469,7 +469,6 @@
469 469  [[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"]]
470 470  
471 471  
472 -
473 473  ==== 2.3.2.6  MOD~=6 (Counting Mode) ====
474 474  
475 475  
... ... @@ -582,6 +582,105 @@
582 582  When AA is 2, set the count of PA4 pin to BB Corresponding downlink：09 02 bb bb bb bb
583 583  
584 584  
586 +==== 2.3.2.10  MOD~=10 (PWM input capture and output mode，Since firmware v1.2) ====
587 +
588 +(% style="color:red" %)**Note: Firmware not release, contact Dragino for testing.**
589 +
590 +In this mode, the uplink can perform PWM input capture, and the downlink can perform PWM output.
591 +
592 +[[It should be noted when using PWM mode.>>||anchor="H2.3.3.12A0PWMMOD"]]
593 +
594 +
595 +===== 2.3.2.10.a  Uplink, PWM input capture =====
596 +
597 +
598 +[[image:image-20230817172209-2.png||height="439" width="683"]]
599 +
600 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
601 +|(% 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:90px" %)**2**
602 +|Value|Bat|(% style="width:191px" %)(((
603 +Temperature(DS18B20)(PC13)
604 +)))|(% style="width:78px" %)(((
605 +ADC(PA4)
606 +)))|(% style="width:135px" %)(((
607 +PWM_Setting
608 +&Digital Interrupt(PA8)
609 +)))|(% style="width:70px" %)(((
610 +Pulse period
611 +)))|(% style="width:89px" %)(((
612 +Duration of high level
613 +)))
614 +
615 +[[image:image-20230817170702-1.png||height="161" width="1044"]]
616 +
617 +
618 +When the device detects the following PWM signal ,decoder will converts the pulse period and high-level duration to frequency and duty cycle.
619 +
620 +**Frequency：**
621 +
622 +(% class="MsoNormal" %)
623 +(% lang="EN-US" %)If (% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**AT+PWMSET**(%%)**=0, **(% lang="EN-US" %)Frequency= 1000000/(%%)Pulse period（HZ）;
624 +
625 +(% class="MsoNormal" %)
626 +(% lang="EN-US" %)If (% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**AT+PWMSET**(%%)**=1, **(% lang="EN-US" %)Frequency= 1000/(%%)Pulse period（HZ）;
627 +
628 +
629 +(% class="MsoNormal" %)
630 +**Duty cycle:**
631 +
632 +Duty cycle= Duration of high level/ Pulse period*100 ~(%).
633 +
634 +[[image:image-20230818092200-1.png||height="344" width="627"]]
635 +
636 +===== 2.3.2.10.b  Uplink, PWM output =====
637 +
638 +[[image:image-20230817172209-2.png||height="439" width="683"]]
639 +
640 +(% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**AT+PWMOUT=a,b,c**
641 +
642 +a is the time delay of the output, the unit is ms.
643 +
644 +b is the output frequency, the unit is HZ.
645 +
646 +c is the duty cycle of the output, the unit is %.
647 +
648 +(% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**Downlink**(%%):  (% style="color:#037691" %)**0B 01 bb cc aa **
649 +
650 +aa is the time delay of the output, the unit is ms.
651 +
652 +bb is the output frequency, the unit is HZ.
653 +
654 +cc is the duty cycle of the output, the unit is %.
655 +
656 +
657 +For example, send a AT command: AT+PWMOUT=65535,1000,50  The PWM is always out, the frequency is 1000HZ, and the duty cycle is 50.
658 +
659 +The oscilloscope displays as follows:
660 +
661 +[[image:image-20231213102404-1.jpeg||height="780" width="932"]]
662 +
663 +
664 +===== 2.3.2.10.c  Downlink, PWM output =====
665 +
666 +
667 +[[image:image-20230817173800-3.png||height="412" width="685"]]
668 +
669 +Downlink:  (% style="color:#037691" %)**0B xx xx xx yy zz zz**
670 +
671 + xx xx xx is the output frequency, the unit is HZ.
672 +
673 + yy is the duty cycle of the output, the unit is %.
674 +
675 + zz zz is the time delay of the output, the unit is ms.
676 +
677 +
678 +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.
679 +
680 +The oscilloscope displays as follows:
681 +
682 +[[image:image-20230817173858-5.png||height="694" width="921"]]
683 +
684 +
585 585  === 2.3.3  ​Decode payload ===
586 586  
587 587  
... ... @@ -645,9 +645,9 @@
645 645  ==== 2.3.3.4  Analogue Digital Converter (ADC) ====
646 646  
647 647  
648 -The measuring range of the ADC is only about 0V to 1.1V The voltage resolution is about 0.24mv.
748 +The measuring range of the ADC is only about 0.1V to 1.1V The voltage resolution is about 0.24mv.
649 649  
650 -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.
750 +When the measured output voltage of the sensor is not within the range of 0.1V 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.
651 651  
652 652  [[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"]]
653 653  
... ... @@ -655,6 +655,10 @@
655 655  (% 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.**
656 656  
657 657  
758 +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.
759 +
760 +[[image:image-20230811113449-1.png||height="370" width="608"]]
761 +
658 658  ==== 2.3.3.5 Digital Interrupt ====
659 659  
660 660  
... ... @@ -723,7 +723,7 @@
723 723  
724 724  Below is the connection to SHT20/ SHT31. The connection is as below:
725 725  
726 -[[image:image-20230513103633-3.png||height="448" width="716"]]
830 +[[image:image-20230610170152-2.png||height="501" width="846"]]
727 727  
728 728  
729 729  The device will be able to get the I2C sensor data now and upload to IoT Server.
... ... @@ -801,9 +801,40 @@
801 801  [[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"]]
802 802  
803 803  
804 -==== 2.3.3.12  Working MOD ====
908 +==== 2.3.3.12  PWM MOD ====
805 805  
806 806  
911 +* (((
912 +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.
913 +)))
914 +* (((
915 +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:
916 +)))
917 +
918 + [[image:image-20230817183249-3.png||height="320" width="417"]]
919 +
920 +* (((
921 +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.
922 +)))
923 +* (((
924 +Since the device can only detect a pulse period of 50ms when [[AT+PWMSET=0>>||anchor="H3.3.8PWMsetting"]] (counting in microseconds), it is necessary to change the value of PWMSET according to the frequency of input capture.
925 +)))
926 +* (((
927 +PWM Input allows low power consumption. PWM Output to achieve real-time control, you need to go to class C. Power consumption will not be low.
928 +
929 +For PWM Output Feature, there are two consideration to see if the device can be powered by battery or have to be powered by external DC.
930 +
931 +a) If real-time control output is required, the SN50v3-LB is already operating in class C and an external power supply must be used.
932 +
933 +b) If the output duration is more than 30 seconds, better to use external power source. 
934 +
935 +
936 +
937 +)))
938 +
939 +==== 2.3.3.13  Working MOD ====
940 +
941 +
807 807  The working MOD info is contained in the Digital in & Digital Interrupt byte (7^^th^^ Byte).
808 808  
809 809  User can use the 3^^rd^^ ~~ 7^^th^^  bit of this byte to see the working mod:
... ... @@ -819,6 +819,7 @@
819 819  * 6: MOD7
820 820  * 7: MOD8
821 821  * 8: MOD9
957 +* 9: MOD10
822 822  
823 823  == 2.4 Payload Decoder file ==
824 824  
... ... @@ -876,7 +876,7 @@
876 876  (% style="color:blue" %)**AT Command: AT+TDC**
877 877  
878 878  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
879 -|=(% style="width: 156px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 137px;background-color:#D9E2F3" %)**Function**|=(% style="background-color:#D9E2F3" %)**Response**
1015 +|=(% style="width: 156px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 137px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="background-color:#D9E2F3;color:#0070C0" %)**Response**
880 880  |(% style="width:156px" %)AT+TDC=?|(% style="width:137px" %)Show current transmit Interval|(((
881 881  30000
882 882  OK
... ... @@ -914,7 +914,7 @@
914 914  (% style="color:blue" %)**AT Command: AT+INTMOD1，AT+INTMOD2，AT+INTMOD3**
915 915  
916 916  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
917 -|=(% style="width: 155px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3" %)**Response**
1053 +|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3;color:#0070C0" %)**Response**
918 918  |(% style="width:154px" %)AT+INTMOD1=?|(% style="width:196px" %)Show current interrupt mode|(% style="width:157px" %)(((
919 919  0
920 920  OK
... ... @@ -958,7 +958,7 @@
958 958  (% style="color:blue" %)**AT Command: AT+5VT**
959 959  
960 960  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
961 -|=(% style="width: 155px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3" %)**Response**
1097 +|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3;color:#0070C0" %)**Response**
962 962  |(% style="width:154px" %)AT+5VT=?|(% style="width:196px" %)Show 5V open time.|(% style="width:157px" %)(((
963 963  500(default)
964 964  OK
... ... @@ -984,7 +984,7 @@
984 984  (% style="color:blue" %)**AT Command: AT+WEIGRE,AT+WEIGAP**
985 985  
986 986  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
987 -|=(% style="width: 155px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3" %)**Response**
1123 +|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3;color:#0070C0" %)**Response**
988 988  |(% style="width:154px" %)AT+WEIGRE|(% style="width:196px" %)Weight is initialized to 0.|(% style="width:157px" %)OK
989 989  |(% style="width:154px" %)AT+WEIGAP=？|(% style="width:196px" %)400.0|(% style="width:157px" %)OK(default)
990 990  |(% style="width:154px" %)AT+WEIGAP=400.3|(% style="width:196px" %)Set the factor to 400.3.|(% style="width:157px" %)OK
... ... @@ -1011,7 +1011,7 @@
1011 1011  (% style="color:blue" %)**AT Command: AT+SETCNT**
1012 1012  
1013 1013  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1014 -|=(% style="width: 155px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3" %)**Response**
1150 +|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3;color:#0070C0" %)**Response**
1015 1015  |(% style="width:154px" %)AT+SETCNT=1,100|(% style="width:196px" %)Initialize the count value 1 to 100.|(% style="width:157px" %)OK
1016 1016  |(% style="width:154px" %)AT+SETCNT=2,0|(% style="width:196px" %)Initialize the count value 2 to 0.|(% style="width:157px" %)OK
1017 1017  
... ... @@ -1032,7 +1032,7 @@
1032 1032  (% style="color:blue" %)**AT Command: AT+MOD**
1033 1033  
1034 1034  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1035 -|=(% style="width: 155px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3" %)**Response**
1171 +|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3;color:#0070C0" %)**Response**
1036 1036  |(% style="width:154px" %)AT+MOD=?|(% style="width:196px" %)Get the current working mode.|(% style="width:157px" %)(((
1037 1037  OK
1038 1038  )))
... ... @@ -1048,9 +1048,101 @@
1048 1048  * Example 1: Downlink Payload: 0A01  **~-~-->**  AT+MOD=1
1049 1049  * Example 2: Downlink Payload: 0A04  **~-~-->**  AT+MOD=4
1050 1050  
1051 -= 4. Battery & Power Consumption =
1187 +(% id="H3.3.8PWMsetting" %)
1188 +=== 3.3.8 PWM setting ===
1052 1052  
1053 1053  
1191 +(% class="mark" %)Feature: Set the time acquisition unit for PWM input capture.
1192 +
1193 +(% style="color:blue" %)**AT Command: AT+PWMSET**
1194 +
1195 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1196 +|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 223px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Function**|=(% style="width: 130px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Response**
1197 +|(% style="width:154px" %)AT+PWMSET=?|(% style="width:223px" %)0|(% style="width:130px" %)(((
1198 +0(default)
1199 +
1200 +OK
1201 +)))
1202 +|(% style="width:154px" %)AT+PWMSET=0|(% style="width:223px" %)The unit of PWM capture time is microsecond. The capture frequency range is between 20HZ and 100000HZ.   |(% style="width:130px" %)(((
1203 +OK
1204 +
1205 +)))
1206 +|(% style="width:154px" %)AT+PWMSET=1|(% style="width:223px" %)The unit of PWM capture time is millisecond.  The capture frequency range is between 5HZ and 250HZ. |(% style="width:130px" %)OK
1207 +
1208 +(% style="color:blue" %)**Downlink Command: 0x0C**
1209 +
1210 +Format: Command Code (0x0C) followed by 1 bytes.
1211 +
1212 +* Example 1: Downlink Payload: 0C00  **~-~-->**  AT+PWMSET=0
1213 +* Example 2: Downlink Payload: 0C01  **~-~-->**  AT+PWMSET=1
1214 +
1215 +(% class="mark" %)Feature: Set PWM output time, output frequency and output duty cycle.
1216 +
1217 +(% style="color:blue" %)**AT Command: AT+PWMOUT**
1218 +
1219 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1220 +|=(% style="width: 183px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Command Example**|=(% style="width: 193px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Function**|=(% style="width: 137px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Response**
1221 +|(% style="width:183px" %)AT+PWMOUT=?|(% style="width:193px" %)0|(% style="width:137px" %)(((
1222 +0,0,0(default)
1223 +
1224 +OK
1225 +)))
1226 +|(% style="width:183px" %)AT+PWMOUT=0,0,0|(% style="width:193px" %)The default is PWM input detection|(% style="width:137px" %)(((
1227 +OK
1228 +
1229 +)))
1230 +|(% style="width:183px" %)AT+PWMOUT=5,1000,50|(% style="width:193px" %)(((
1231 +The PWM output time is 5ms, the output frequency is 1000HZ, and the output duty cycle is 50%.
1232 +
1233 +
1234 +)))|(% style="width:137px" %)(((
1235 +OK
1236 +)))
1237 +
1238 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1239 +|=(% style="width: 155px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Command Example**|=(% style="width: 112px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Function**|=(% style="width: 242px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**parameters**
1240 +|(% colspan="1" rowspan="3" style="width:155px" %)(((
1241 +AT+PWMOUT=a,b,c
1242 +
1243 +
1244 +)))|(% colspan="1" rowspan="3" style="width:112px" %)(((
1245 +Set PWM output time, output frequency and output duty cycle.
1246 +
1247 +(((
1248 +
1249 +)))
1250 +
1251 +(((
1252 +
1253 +)))
1254 +)))|(% style="width:242px" %)(((
1255 +a: Output time (unit: seconds)
1256 +
1257 +The value ranges from 0 to 65535.
1258 +
1259 +When a=65535, PWM will always output.
1260 +)))
1261 +|(% style="width:242px" %)(((
1262 +b: Output frequency (unit: HZ)
1263 +)))
1264 +|(% style="width:242px" %)(((
1265 +c: Output duty cycle (unit: %)
1266 +
1267 +The value ranges from 0 to 100.
1268 +)))
1269 +
1270 +(% style="color:blue" %)**Downlink Command: 0x0B01**
1271 +
1272 +Format: Command Code (0x0B01) followed by 6 bytes.
1273 +
1274 +Downlink payload：0B01 bb cc aa **~-~--> **AT+PWMOUT=a,b,c
1275 +
1276 +* Example 1: Downlink Payload: 0B01 03E8 0032 0005 **~-~-->**  AT+PWMSET=5,1000,50
1277 +* Example 2: Downlink Payload: 0B01 07D0 003C 000A **~-~-->**  AT+PWMSET=10,2000,60
1278 +
1279 += 4. Battery & Power Cons =
1280 +
1281 +
1054 1054  SN50v3-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
1055 1055  
1056 1056  [[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
... ... @@ -1066,12 +1066,12 @@
1066 1066  * Update with new features.
1067 1067  * Fix bugs.
1068 1068  
1069 -**Firmware and changelog can be downloaded from :** **[[Firmware download link>>url:https://www.dropbox.com/sh/kwqv57tp6pejias/AAAopYMATh1GM6fZ-VRCLrpDa?dl=0]]**
1297 +**Firmware and changelog can be downloaded from :** **[[Firmware download link>>https://www.dropbox.com/sh/4rov7bcp6u28exp/AACt-wAySd4si5AXi8DBmvSca?dl=0]]**
1070 1070  
1071 1071  **Methods to Update Firmware:**
1072 1072  
1073 -* (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/]]
1074 -* 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]]**.
1301 +* (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/]]**
1302 +* 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]]**.
1075 1075  
1076 1076  = 6. FAQ =
1077 1077  
... ... @@ -1081,6 +1081,22 @@
1081 1081  * **[[Hardware Source Files>>https://github.com/dragino/Lora/tree/master/LSN50/v3.0]].**
1082 1082  * **[[Software Source Code & Compile instruction>>https://github.com/dragino/SN50v3]].**
1083 1083  
1312 +== 6.2 How to generate PWM Output in SN50v3-LB? ==
1313 +
1314 +
1315 +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]]**.
1316 +
1317 +
1318 +== 6.3 How to put several sensors to a SN50v3-LB? ==
1319 +
1320 +
1321 +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.
1322 +
1323 +[[Reference Supplier>>https://www.yscableglands.com/cable-glands/nylon-cable-glands/cable-gland-rubber-seal.html]].
1324 +
1325 +[[image:image-20230810121434-1.png||height="242" width="656"]]
1326 +
1327 +
1084 1084  = 7. Order Info =
1085 1085  
1086 1086  
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