Last modified by Bei Jinggeng on 2025/01/10 15:51
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From version < 43.46 >
edited by Xiaoling
on 2023/05/16 15:40
To version < 43.53 >
edited by Xiaoling
on 2023/05/16 16:13
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... ... @@ -42,6 +42,7 @@
42 42  * 8500mAh Battery for long term use
43 43  
44 44  
45 +
45 45  == 1.3 Specification ==
46 46  
47 47  
... ... @@ -80,6 +80,7 @@
80 80  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
81 81  
82 82  
84 +
83 83  == 1.4 Sleep mode and working mode ==
84 84  
85 85  
... ... @@ -108,6 +108,7 @@
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  
110 110  
113 +
111 111  == 1.6 BLE connection ==
112 112  
113 113  
... ... @@ -294,6 +294,7 @@
294 294  1. By default, the device will send an uplink message every 20 minutes.
295 295  
296 296  
300 +
297 297  ==== 2.3.2.1  MOD~=1 (Default Mode) ====
298 298  
299 299  
... ... @@ -442,6 +442,9 @@
442 442  1. Adjust calibration factor (default value 400): Put a known weight thing on load cell and run **AT+WEIGAP** to adjust the Calibration Factor.
443 443  1. (((
444 444  Weight has 4 bytes, the unit is g.
449 +
450 +
451 +
445 445  )))
446 446  
447 447  For example:
... ... @@ -479,6 +479,7 @@
479 479  
480 480  [[image:image-20230512181814-9.png||height="543" width="697"]]
481 481  
489 +
482 482  (% 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.**
483 483  
484 484  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
... ... @@ -704,6 +704,7 @@
704 704  
705 705  [[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"]]
706 706  
715 +
707 707  In MOD=1, user can use byte 6 to see the status for door open or close. TTN V3 decoder is as below:
708 708  
709 709  door= (bytes[6] & 0x80)? "CLOSE":"OPEN";
... ... @@ -711,6 +711,7 @@
711 711  
712 712  ==== 2.3.3.6 I2C Interface (SHT20 & SHT31) ====
713 713  
723 +
714 714  The SDA and SCK are I2C interface lines. You can use these to connect to an I2C device and get the sensor data.
715 715  
716 716  We have made an example to show how to use the I2C interface to connect to the SHT20/ SHT31 Temperature and Humidity Sensor.
... ... @@ -739,11 +739,13 @@
739 739  
740 740  ==== 2.3.3.7  ​Distance Reading ====
741 741  
752 +
742 742  Refer [[Ultrasonic Sensor section>>||anchor="H2.3.3.8UltrasonicSensor"]].
743 743  
744 744  
745 745  ==== 2.3.3.8 Ultrasonic Sensor ====
746 746  
758 +
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  
749 749  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.
... ... @@ -754,6 +754,7 @@
754 754  
755 755  [[image:image-20230512173903-6.png||height="596" width="715"]]
756 756  
769 +
757 757  Connect to the SN50_v3 and run (% style="color:blue" %)**AT+MOD=2**(%%) to switch to ultrasonic mode (ULT).
758 758  
759 759  The ultrasonic sensor uses the 8^^th^^ and 9^^th^^ byte for the measurement value.
... ... @@ -763,14 +763,15 @@
763 763  Distance:  Read: 0C2D(Hex) = 3117(D)  Value:  3117 mm=311.7 cm
764 764  
765 765  
766 -
767 767  ==== 2.3.3.9  Battery Output - BAT pin ====
768 768  
781 +
769 769  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.
770 770  
771 771  
772 772  ==== 2.3.3.10  +5V Output ====
773 773  
787 +
774 774  SN50v3 will enable +5V output before all sampling and disable the +5v after all sampling. 
775 775  
776 776  The 5V output time can be controlled by AT Command.
... ... @@ -782,18 +782,20 @@
782 782  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.
783 783  
784 784  
785 -
786 786  ==== 2.3.3.11  BH1750 Illumination Sensor ====
787 787  
801 +
788 788  MOD=1 support this sensor. The sensor value is in the 8^^th^^ and 9^^th^^ bytes.
789 789  
790 790  [[image:image-20230512172447-4.png||height="416" width="712"]]
791 791  
806 +
792 792  [[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"]]
793 793  
794 794  
795 795  ==== 2.3.3.12  Working MOD ====
796 796  
812 +
797 797  The working MOD info is contained in the Digital in & Digital Interrupt byte (7^^th^^ Byte).
798 798  
799 799  User can use the 3^^rd^^ ~~ 7^^th^^  bit of this byte to see the working mod:
... ... @@ -810,6 +810,8 @@
810 810  * 7: MOD8
811 811  * 8: MOD9
812 812  
829 +
830 +
813 813  == 2.4 Payload Decoder file ==
814 814  
815 815  
... ... @@ -820,7 +820,6 @@
820 820  [[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]]
821 821  
822 822  
823 -
824 824  == 2.5 Frequency Plans ==
825 825  
826 826  
... ... @@ -840,6 +840,8 @@
840 840  * 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]].
841 841  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
842 842  
860 +
861 +
843 843  == 3.2 General Commands ==
844 844  
845 845  
... ... @@ -861,6 +861,7 @@
861 861  
862 862  === 3.3.1 Set Transmit Interval Time ===
863 863  
883 +
864 864  Feature: Change LoRaWAN End Node Transmit Interval.
865 865  
866 866  (% style="color:blue" %)**AT Command: AT+TDC**
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886 886  * Example 1: Downlink Payload: 0100001E  ~/~/  Set Transmit Interval (TDC) = 30 seconds
887 887  * Example 2: Downlink Payload: 0100003C  ~/~/  Set Transmit Interval (TDC) = 60 seconds
888 888  
909 +
910 +
889 889  === 3.3.2 Get Device Status ===
890 890  
913 +
891 891  Send a LoRaWAN downlink to ask the device to send its status.
892 892  
893 893  (% style="color:blue" %)**Downlink Payload:  **(%%)0x26 01
... ... @@ -897,6 +897,7 @@
897 897  
898 898  === 3.3.3 Set Interrupt Mode ===
899 899  
923 +
900 900  Feature, Set Interrupt mode for GPIO_EXIT.
901 901  
902 902  (% style="color:blue" %)**AT Command: AT+INTMOD1，AT+INTMOD2，AT+INTMOD3**
... ... @@ -933,8 +933,11 @@
933 933  * Example 3: Downlink Payload: 06000102  **~-~-->**  AT+INTMOD2=2
934 934  * Example 4: Downlink Payload: 06000201  **~-~-->**  AT+INTMOD3=1
935 935  
960 +
961 +
936 936  === 3.3.4 Set Power Output Duration ===
937 937  
964 +
938 938  Control the output duration 5V . Before each sampling, device will
939 939  
940 940  ~1. first enable the power output to external sensor,
... ... @@ -964,8 +964,11 @@
964 964  * Example 1: Downlink Payload: 070000  **~-~-->**  AT+5VT=0
965 965  * Example 2: Downlink Payload: 0701F4  **~-~-->**  AT+5VT=500
966 966  
994 +
995 +
967 967  === 3.3.5 Set Weighing parameters ===
968 968  
998 +
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**
... ... @@ -988,8 +988,11 @@
988 988  * Example 2: Downlink Payload: 08020FA3  **~-~-->**  AT+WEIGAP=400.3
989 989  * Example 3: Downlink Payload: 08020FA0  **~-~-->**  AT+WEIGAP=400.0
990 990  
1021 +
1022 +
991 991  === 3.3.6 Set Digital pulse count value ===
992 992  
1025 +
993 993  Feature: Set the pulse count value.
994 994  
995 995  Count 1 is PA8 pin of mode 6 and mode 9. Count 2 is PA4 pin of mode 9.
... ... @@ -1010,8 +1010,11 @@
1010 1010  * Example 1: Downlink Payload: 090100000000  **~-~-->**  AT+SETCNT=1,0
1011 1011  * Example 2: Downlink Payload: 0902000003E8  **~-~-->**  AT+SETCNT=2,1000
1012 1012  
1046 +
1047 +
1013 1013  === 3.3.7 Set Workmode ===
1014 1014  
1050 +
1015 1015  Feature: Switch working mode.
1016 1016  
1017 1017  (% style="color:blue" %)**AT Command: AT+MOD**
... ... @@ -1033,6 +1033,8 @@
1033 1033  * Example 1: Downlink Payload: 0A01  **~-~-->**  AT+MOD=1
1034 1034  * Example 2: Downlink Payload: 0A04  **~-~-->**  AT+MOD=4
1035 1035  
1072 +
1073 +
1036 1036  = 4. Battery & Power Consumption =
1037 1037  
1038 1038  
... ... @@ -1059,13 +1059,18 @@
1059 1059  * (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/]]
1060 1060  * 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]]**.
1061 1061  
1100 +
1101 +
1062 1062  = 6. FAQ =
1063 1063  
1064 1064  == 6.1 Where can i find source code of SN50v3-LB? ==
1065 1065  
1106 +
1066 1066  * **[[Hardware Source Files>>https://github.com/dragino/Lora/tree/master/LSN50/v3.0]].**
1067 1067  * **[[Software Source Code & Compile instruction>>https://github.com/dragino/SN50v3]].**
1068 1068  
1110 +
1111 +
1069 1069  = 7. Order Info =
1070 1070  
1071 1071  
... ... @@ -1089,8 +1089,11 @@
1089 1089  * (% style="color:red" %)**20**(%%): With M20 waterproof cable hole
1090 1090  * (% style="color:red" %)**NH**(%%): No Hole
1091 1091  
1135 +
1136 +
1092 1092  = 8. ​Packing Info =
1093 1093  
1139 +
1094 1094  (% style="color:#037691" %)**Package Includes**:
1095 1095  
1096 1096  * SN50v3-LB LoRaWAN Generic Node
... ... @@ -1102,6 +1102,8 @@
1102 1102  * Package Size / pcs : cm
1103 1103  * Weight / pcs : g
1104 1104  
1151 +
1152 +
1105 1105  = 9. Support =
1106 1106  
1107 1107  

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