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1		-XWiki.ting
	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, 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
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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	+
30	30	== 1.2 ​Features ==
31	31
32	32
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580	580
581	581	==== 2.3.2.10  MOD~=10 (PWM input capture and output mode，Since firmware v1.2) ====
582	582
583		-(% style="color:red" %)**Note: Firmware not release, contact Dragino for testing.**
584		-
585	585	In this mode, the uplink can perform PWM input capture, and the downlink can perform PWM output.
586	586
587		-[[It should be noted when using PWM mode.>>||anchor="H2.3.3.12A0PWMMOD"]]
	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]]
588	588
589	589
590	590	===== 2.3.2.10.a  Uplink, PWM input capture =====
591	591
592		-
593	593	[[image:image-20230817172209-2.png||height="439" width="683"]]
594	594
595	595	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:690px" %)
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611	611	[[image:image-20230817170702-1.png||height="161" width="1044"]]
612	612
613	613
614		-When the device detects the following PWM signal ,decoder will converts the pulse period and high-level duration to frequency and duty cycle.
	612	+(% style="color:blue" %)**AT+PWMSET=AA（Default is 0）  ==> Corresponding downlink: 0B AA**
615	615
616		-**Frequency：**
	614	+When AA is 0, the unit of PWM capture time is microsecond. The capture frequency range is between 20HZ and 100000HZ.
617	617
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）;
	616	+When AA is 1, the unit of PWM capture time is millisecond.  The capture frequency range is between 5HZ and 250HZ.
620	620
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）;
623	623
	619	+===== 2.3.2.10.b  Downlink, PWM output =====
624	624
625		-(% class="MsoNormal" %)
626		-**Duty cycle:**
627		-
628		-Duty cycle= Duration of high level/ Pulse period*100 ~(%).
629		-
630		-[[image:image-20230818092200-1.png||height="344" width="627"]]
631		-
632		-===== 2.3.2.10.b  Uplink, PWM input capture =====
633		-
634		-
635		-
636		-
637		-
638		-
639		-
640		-===== 2.3.2.10.c  Downlink, PWM output =====
641		-
642		-
643	643	[[image:image-20230817173800-3.png||height="412" width="685"]]
644	644
645	645	Downlink:  (% style="color:#037691" %)**0B xx xx xx yy zz zz**
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897	897	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.
898	898	)))
899	899	* (((
900		-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.
901		-)))
902		-* (((
903		-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.
	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.
904	904
905		-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.
906		-
907		-a) If needs to realtime control output, SN50v3-LB has be run in CLass C and have to use external power source.
908		-
909		-b) If the output duration is more than 30 seconds, bettert to use external power source.
910		-
911		-
912	912
913	913	)))
914	914
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1160	1160	* Example 1: Downlink Payload: 0A01  **~-~-->**  AT+MOD=1
1161	1161	* Example 2: Downlink Payload: 0A04  **~-~-->**  AT+MOD=4
1162	1162
1163		-=== 3.3.8 PWM setting ===
1164		-
1165		-
1166		-Feature: Set the time acquisition unit for PWM input capture.
1167		-
1168		-(% style="color:blue" %)**AT Command: AT+PWMSET**
1169		-
1170		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
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**
1172		-|(% style="width:154px" %)AT+PWMSET=?|(% style="width:196px" %)0|(% style="width:157px" %)(((
1173		-0(default)
1174		-
1175		-OK
1176		-)))
1177		-|(% 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" %)(((
1178		-OK
1179		-
1180		-)))
1181		-|(% 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
1182		-
1183		-(% style="color:blue" %)**Downlink Command: 0x0C**
1184		-
1185		-Format: Command Code (0x0C) followed by 1 bytes.
1186		-
1187		-* Example 1: Downlink Payload: 0C00  **~-~-->**  AT+PWMSET=0
1188		-* Example 2: Downlink Payload: 0C01  **~-~-->**  AT+PWMSET=1
1189		-
1190		-
1191		-
1192		-
1193		-
1194		-
1195	1195	= 4. Battery & Power Consumption =
1196	1196
1197	1197

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