Last modified by Bei Jinggeng on 2025/01/10 15:51
<
From version < 74.6 >
edited by Xiaoling
on 2023/09/26 08:50
To version < 62.1 >
edited by Saxer Lin
on 2023/08/17 17:37
>
Change comment: Uploaded new attachment "image-20230817173800-3.png", version {1}

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1 -XWiki.Xiaoling
1 +XWiki.Saxer
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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, 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, smartphone detection, building automation, 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  
... ... @@ -27,6 +27,7 @@
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 +
30 30  == 1.2 ​Features ==
31 31  
32 32  
... ... @@ -41,6 +41,7 @@
41 41  * 8500mAh Battery for long term use
42 42  
43 43  
45 +
44 44  == 1.3 Specification ==
45 45  
46 46  
... ... @@ -79,6 +79,7 @@
79 79  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
80 80  
81 81  
84 +
82 82  == 1.4 Sleep mode and working mode ==
83 83  
84 84  
... ... @@ -107,6 +107,7 @@
107 107  |(% 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.
108 108  
109 109  
113 +
110 110  == 1.6 BLE connection ==
111 111  
112 112  
... ... @@ -581,78 +581,6 @@
581 581  When AA is 2, set the count of PA4 pin to BB Corresponding downlink：09 02 bb bb bb bb
582 582  
583 583  
584 -==== 2.3.2.10  MOD~=10 (PWM input capture and output mode，Since firmware v1.2) ====
585 -
586 -
587 -In this mode, the uplink can perform PWM input capture, and the downlink can perform PWM output.
588 -
589 -[[It should be noted when using PWM mode.>>||anchor="H2.3.3.12A0PWMMOD"]]
590 -
591 -
592 -===== 2.3.2.10.a  Uplink, PWM input capture =====
593 -
594 -
595 -[[image:image-20230817172209-2.png||height="439" width="683"]]
596 -
597 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:690px" %)
598 -|(% 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**
599 -|Value|Bat|(% style="width:191px" %)(((
600 -Temperature(DS18B20)(PC13)
601 -)))|(% style="width:78px" %)(((
602 -ADC(PA4)
603 -)))|(% style="width:135px" %)(((
604 -PWM_Setting
605 -
606 -&Digital Interrupt(PA8)
607 -)))|(% style="width:70px" %)(((
608 -Pulse period
609 -)))|(% style="width:89px" %)(((
610 -Duration of high level
611 -)))
612 -
613 -[[image:image-20230817170702-1.png||height="161" width="1044"]]
614 -
615 -
616 -When the device detects the following PWM signal ,decoder will converts the pulse period and high-level duration to frequency and duty cycle.
617 -
618 -**Frequency：**
619 -
620 -(% class="MsoNormal" %)
621 -(% 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）;
622 -
623 -(% class="MsoNormal" %)
624 -(% 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）;
625 -
626 -
627 -(% class="MsoNormal" %)
628 -**Duty cycle:**
629 -
630 -Duty cycle= Duration of high level/ Pulse period*100 ~(%).
631 -
632 -[[image:image-20230818092200-1.png||height="344" width="627"]]
633 -
634 -
635 -===== 2.3.2.10.b  Downlink, PWM output =====
636 -
637 -
638 -[[image:image-20230817173800-3.png||height="412" width="685"]]
639 -
640 -Downlink:  (% style="color:#037691" %)**0B xx xx xx yy zz zz**
641 -
642 - xx xx xx is the output frequency, the unit is HZ.
643 -
644 - yy is the duty cycle of the output, the unit is %.
645 -
646 - zz zz is the time delay of the output, the unit is ms.
647 -
648 -
649 -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.
650 -
651 -The oscilloscope displays as follows:
652 -
653 -[[image:image-20230817173858-5.png||height="694" width="921"]]
654 -
655 -
656 656  === 2.3.3  ​Decode payload ===
657 657  
658 658  
... ... @@ -876,31 +876,9 @@
876 876  [[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"]]
877 877  
878 878  
879 -==== 2.3.3.12  PWM MOD ====
811 +==== 2.3.3.12  Working MOD ====
880 880  
881 881  
882 -* (((
883 -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.
884 -)))
885 -* (((
886 -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:
887 -)))
888 -
889 - [[image:image-20230817183249-3.png||height="320" width="417"]]
890 -
891 -* (((
892 -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.
893 -)))
894 -* (((
895 -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.
896 -
897 -
898 -
899 -)))
900 -
901 -==== 2.3.3.13  Working MOD ====
902 -
903 -
904 904  The working MOD info is contained in the Digital in & Digital Interrupt byte (7^^th^^ Byte).
905 905  
906 906  User can use the 3^^rd^^ ~~ 7^^th^^  bit of this byte to see the working mod:
... ... @@ -916,9 +916,9 @@
916 916  * 6: MOD7
917 917  * 7: MOD8
918 918  * 8: MOD9
919 -* 9: MOD10
920 920  
921 921  
831 +
922 922  == 2.4 Payload Decoder file ==
923 923  
924 924  
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949 949  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
950 950  
951 951  
862 +
952 952  == 3.2 General Commands ==
953 953  
954 954  
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997 997  * Example 2: Downlink Payload: 0100003C  ~/~/  Set Transmit Interval (TDC) = 60 seconds
998 998  
999 999  
911 +
1000 1000  === 3.3.2 Get Device Status ===
1001 1001  
1002 1002  
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1046 1046  * Example 4: Downlink Payload: 06000201  **~-~-->**  AT+INTMOD3=1
1047 1047  
1048 1048  
961 +
1049 1049  === 3.3.4 Set Power Output Duration ===
1050 1050  
1051 1051  
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1079 1079  * Example 2: Downlink Payload: 0701F4  **~-~-->**  AT+5VT=500
1080 1080  
1081 1081  
995 +
1082 1082  === 3.3.5 Set Weighing parameters ===
1083 1083  
1084 1084  
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1105 1105  * Example 3: Downlink Payload: 08020FA0  **~-~-->**  AT+WEIGAP=400.0
1106 1106  
1107 1107  
1022 +
1108 1108  === 3.3.6 Set Digital pulse count value ===
1109 1109  
1110 1110  
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1129 1129  * Example 2: Downlink Payload: 0902000003E8  **~-~-->**  AT+SETCNT=2,1000
1130 1130  
1131 1131  
1047 +
1132 1132  === 3.3.7 Set Workmode ===
1133 1133  
1134 1134  
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1154 1154  * Example 2: Downlink Payload: 0A04  **~-~-->**  AT+MOD=4
1155 1155  
1156 1156  
1157 -=== 3.3.8 PWM setting ===
1158 1158  
1159 -
1160 -Feature: Set the time acquisition unit for PWM input capture.
1161 -
1162 -(% style="color:blue" %)**AT Command: AT+PWMSET**
1163 -
1164 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1165 -|=(% 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**
1166 -|(% style="width:154px" %)AT+PWMSET=?|(% style="width:196px" %)0|(% style="width:157px" %)(((
1167 -0(default)
1168 -
1169 -OK
1170 -)))
1171 -|(% style="width:154px" %)AT+PWMSET=0|(% style="width:196px" %)The unit of PWM capture time is microsecond. The capture frequency range is between 20HZ and 100000HZ.   |(% style="width:157px" %)(((
1172 -OK
1173 -
1174 -)))
1175 -|(% style="width:154px" %)AT+PWMSET=1|(% style="width:196px" %)The unit of PWM capture time is millisecond.  The capture frequency range is between 5HZ and 250HZ. |(% style="width:157px" %)OK
1176 -
1177 -(% style="color:blue" %)**Downlink Command: 0x0C**
1178 -
1179 -Format: Command Code (0x0C) followed by 1 bytes.
1180 -
1181 -* Example 1: Downlink Payload: 0C00  **~-~-->**  AT+PWMSET=0
1182 -* Example 2: Downlink Payload: 0C01  **~-~-->**  AT+PWMSET=1
1183 -
1184 -
1185 1185  = 4. Battery & Power Consumption =
1186 1186  
1187 1187  
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1208 1208  * 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]]**.
1209 1209  
1210 1210  
1100 +
1211 1211  = 6. FAQ =
1212 1212  
1213 1213  == 6.1 Where can i find source code of SN50v3-LB? ==
... ... @@ -1217,6 +1217,7 @@
1217 1217  * **[[Software Source Code & Compile instruction>>https://github.com/dragino/SN50v3]].**
1218 1218  
1219 1219  
1110 +
1220 1220  == 6.2 How to generate PWM Output in SN50v3-LB? ==
1221 1221  
1222 1222  
... ... @@ -1257,6 +1257,7 @@
1257 1257  * (% style="color:red" %)**NH**(%%): No Hole
1258 1258  
1259 1259  
1151 +
1260 1260  = 8. ​Packing Info =
1261 1261  
1262 1262  
... ... @@ -1272,6 +1272,7 @@
1272 1272  * Weight / pcs : g
1273 1273  
1274 1274  
1167 +
1275 1275  = 9. Support =
1276 1276  
1277 1277  
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