Last modified by Bei Jinggeng on 2025/01/10 15:51
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From version < 74.3 >
edited by Xiaoling
on 2023/08/19 15:41
To version < 74.6 >
edited by Xiaoling
on 2023/09/26 08:50
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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, 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, smartphone detection, 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  
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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  
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41 41  * Downlink to change configure
42 42  * 8500mAh Battery for long term use
43 43  
43 +
44 44  == 1.3 Specification ==
45 45  
46 46  
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78 78  * Sleep Mode: 5uA @ 3.3v
79 79  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
80 80  
81 +
81 81  == 1.4 Sleep mode and working mode ==
82 82  
83 83  
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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  
109 +
108 108  == 1.6 BLE connection ==
109 109  
110 110  
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613 613  
614 614  When the device detects the following PWM signal ,decoder will converts the pulse period and high-level duration to frequency and duty cycle.
615 615  
616 -Frequency：
618 +**Frequency：**
617 617  
618 618  (% class="MsoNormal" %)
619 -(% 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）;
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）;
620 620  
621 621  (% class="MsoNormal" %)
622 -(% 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）;
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）;
623 623  
626 +
624 624  (% class="MsoNormal" %)
625 -Duty cycle:
628 +**Duty cycle:**
626 626  
627 627  Duty cycle= Duration of high level/ Pulse period*100 ~(%).
628 628  
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891 891  * (((
892 892  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.
893 893  
897 +
894 894  
895 895  )))
896 896  
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914 914  * 8: MOD9
915 915  * 9: MOD10
916 916  
921 +
917 917  == 2.4 Payload Decoder file ==
918 918  
919 919  
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943 943  * 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]].
944 944  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
945 945  
951 +
946 946  == 3.2 General Commands ==
947 947  
948 948  
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990 990  * Example 1: Downlink Payload: 0100001E  ~/~/  Set Transmit Interval (TDC) = 30 seconds
991 991  * Example 2: Downlink Payload: 0100003C  ~/~/  Set Transmit Interval (TDC) = 60 seconds
992 992  
999 +
993 993  === 3.3.2 Get Device Status ===
994 994  
995 995  
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1038 1038  * Example 3: Downlink Payload: 06000102  **~-~-->**  AT+INTMOD2=2
1039 1039  * Example 4: Downlink Payload: 06000201  **~-~-->**  AT+INTMOD3=1
1040 1040  
1048 +
1041 1041  === 3.3.4 Set Power Output Duration ===
1042 1042  
1043 1043  
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1070 1070  * Example 1: Downlink Payload: 070000  **~-~-->**  AT+5VT=0
1071 1071  * Example 2: Downlink Payload: 0701F4  **~-~-->**  AT+5VT=500
1072 1072  
1081 +
1073 1073  === 3.3.5 Set Weighing parameters ===
1074 1074  
1075 1075  
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1095 1095  * Example 2: Downlink Payload: 08020FA3  **~-~-->**  AT+WEIGAP=400.3
1096 1096  * Example 3: Downlink Payload: 08020FA0  **~-~-->**  AT+WEIGAP=400.0
1097 1097  
1107 +
1098 1098  === 3.3.6 Set Digital pulse count value ===
1099 1099  
1100 1100  
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1118 1118  * Example 1: Downlink Payload: 090100000000  **~-~-->**  AT+SETCNT=1,0
1119 1119  * Example 2: Downlink Payload: 0902000003E8  **~-~-->**  AT+SETCNT=2,1000
1120 1120  
1131 +
1121 1121  === 3.3.7 Set Workmode ===
1122 1122  
1123 1123  
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1142 1142  * Example 1: Downlink Payload: 0A01  **~-~-->**  AT+MOD=1
1143 1143  * Example 2: Downlink Payload: 0A04  **~-~-->**  AT+MOD=4
1144 1144  
1156 +
1145 1145  === 3.3.8 PWM setting ===
1146 1146  
1159 +
1147 1147  Feature: Set the time acquisition unit for PWM input capture.
1148 1148  
1149 1149  (% style="color:blue" %)**AT Command: AT+PWMSET**
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1168 1168  * Example 1: Downlink Payload: 0C00  **~-~-->**  AT+PWMSET=0
1169 1169  * Example 2: Downlink Payload: 0C01  **~-~-->**  AT+PWMSET=1
1170 1170  
1184 +
1171 1171  = 4. Battery & Power Consumption =
1172 1172  
1173 1173  
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1193 1193  * (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/]]**
1194 1194  * 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]]**.
1195 1195  
1210 +
1196 1196  = 6. FAQ =
1197 1197  
1198 1198  == 6.1 Where can i find source code of SN50v3-LB? ==
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1201 1201  * **[[Hardware Source Files>>https://github.com/dragino/Lora/tree/master/LSN50/v3.0]].**
1202 1202  * **[[Software Source Code & Compile instruction>>https://github.com/dragino/SN50v3]].**
1203 1203  
1219 +
1204 1204  == 6.2 How to generate PWM Output in SN50v3-LB? ==
1205 1205  
1206 1206  
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1240 1240  * (% style="color:red" %)**20**(%%): With M20 waterproof cable hole
1241 1241  * (% style="color:red" %)**NH**(%%): No Hole
1242 1242  
1259 +
1243 1243  = 8. ​Packing Info =
1244 1244  
1245 1245  
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1254 1254  * Package Size / pcs : cm
1255 1255  * Weight / pcs : g
1256 1256  
1274 +
1257 1257  = 9. Support =
1258 1258  
1259 1259  

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