<
From version < 59.1 >
edited by Saxer Lin
on 2023/08/11 11:35
To version < 71.1 >
edited by Saxer Lin
on 2023/08/18 09:21
>
Change comment: Uploaded new attachment "image-20230818092200-1.png", version {1}

Summary

Details

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Content
... ... @@ -41,7 +41,6 @@
41 41  * Downlink to change configure
42 42  * 8500mAh Battery for long term use
43 43  
44 -
45 45  == 1.3 Specification ==
46 46  
47 47  
... ... @@ -79,7 +79,6 @@
79 79  * Sleep Mode: 5uA @ 3.3v
80 80  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
81 81  
82 -
83 83  == 1.4 Sleep mode and working mode ==
84 84  
85 85  
... ... @@ -107,7 +107,6 @@
107 107  )))
108 108  |(% 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.
109 109  
110 -
111 111  == 1.6 BLE connection ==
112 112  
113 113  
... ... @@ -470,7 +470,6 @@
470 470  [[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"]]
471 471  
472 472  
473 -
474 474  ==== 2.3.2.6  MOD~=6 (Counting Mode) ====
475 475  
476 476  
... ... @@ -583,6 +583,63 @@
583 583  When AA is 2, set the count of PA4 pin to BB Corresponding downlink:09 02 bb bb bb bb
584 584  
585 585  
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 +
586 586  === 2.3.3  ​Decode payload ===
587 587  
588 588  
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806 806  [[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"]]
807 807  
808 808  
809 -==== 2.3.3.12  Working MOD ====
862 +==== 2.3.3.12  PWM MOD ====
810 810  
811 811  
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 +
812 812  The working MOD info is contained in the Digital in & Digital Interrupt byte (7^^th^^ Byte).
813 813  
814 814  User can use the 3^^rd^^ ~~ 7^^th^^  bit of this byte to see the working mod:
... ... @@ -824,8 +824,8 @@
824 824  * 6: MOD7
825 825  * 7: MOD8
826 826  * 8: MOD9
901 +* 9: MOD10
827 827  
828 -
829 829  == 2.4 Payload Decoder file ==
830 830  
831 831  
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855 855  * 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]].
856 856  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
857 857  
858 -
859 859  == 3.2 General Commands ==
860 860  
861 861  
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903 903  * Example 1: Downlink Payload: 0100001E  ~/~/  Set Transmit Interval (TDC) = 30 seconds
904 904  * Example 2: Downlink Payload: 0100003C  ~/~/  Set Transmit Interval (TDC) = 60 seconds
905 905  
906 -
907 907  === 3.3.2 Get Device Status ===
908 908  
909 909  
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952 952  * Example 3: Downlink Payload: 06000102  **~-~-->**  AT+INTMOD2=2
953 953  * Example 4: Downlink Payload: 06000201  **~-~-->**  AT+INTMOD3=1
954 954  
955 -
956 956  === 3.3.4 Set Power Output Duration ===
957 957  
958 958  
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985 985  * Example 1: Downlink Payload: 070000  **~-~-->**  AT+5VT=0
986 986  * Example 2: Downlink Payload: 0701F4  **~-~-->**  AT+5VT=500
987 987  
988 -
989 989  === 3.3.5 Set Weighing parameters ===
990 990  
991 991  
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1011 1011  * Example 2: Downlink Payload: 08020FA3  **~-~-->**  AT+WEIGAP=400.3
1012 1012  * Example 3: Downlink Payload: 08020FA0  **~-~-->**  AT+WEIGAP=400.0
1013 1013  
1014 -
1015 1015  === 3.3.6 Set Digital pulse count value ===
1016 1016  
1017 1017  
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1035 1035  * Example 1: Downlink Payload: 090100000000  **~-~-->**  AT+SETCNT=1,0
1036 1036  * Example 2: Downlink Payload: 0902000003E8  **~-~-->**  AT+SETCNT=2,1000
1037 1037  
1038 -
1039 1039  === 3.3.7 Set Workmode ===
1040 1040  
1041 1041  
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1060 1060  * Example 1: Downlink Payload: 0A01  **~-~-->**  AT+MOD=1
1061 1061  * Example 2: Downlink Payload: 0A04  **~-~-->**  AT+MOD=4
1062 1062  
1063 -
1064 1064  = 4. Battery & Power Consumption =
1065 1065  
1066 1066  
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1086 1086  * (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/]]**
1087 1087  * 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]]**.
1088 1088  
1089 -
1090 1090  = 6. FAQ =
1091 1091  
1092 1092  == 6.1 Where can i find source code of SN50v3-LB? ==
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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 1099  == 6.2 How to generate PWM Output in SN50v3-LB? ==
1100 1100  
1101 1101  
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1135 1135  * (% style="color:red" %)**20**(%%): With M20 waterproof cable hole
1136 1136  * (% style="color:red" %)**NH**(%%): No Hole
1137 1137  
1138 -
1139 1139  = 8. ​Packing Info =
1140 1140  
1141 1141  
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