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1		-XWiki.Xiaoling
	1	+XWiki.ting

Content

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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, 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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581	581
582	582	==== 2.3.2.10  MOD~=10 (PWM input capture and output mode，Since firmware v1.2) ====
583	583
	583	+(% style="color:red" %)**Note: Firmware not release, contact Dragino for testing.**
584	584
585	585	In this mode, the uplink can perform PWM input capture, and the downlink can perform PWM output.
586	586
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629	629
630	630	[[image:image-20230818092200-1.png||height="344" width="627"]]
631	631
	632	+===== 2.3.2.10.b  Uplink, PWM input capture =====
632	632
633		-===== 2.3.2.10.b  Downlink, PWM output =====
634	634
635	635
	636	+
	637	+
	638	+
	639	+
	640	+===== 2.3.2.10.c  Downlink, PWM output =====
	641	+
	642	+
636	636	[[image:image-20230817173800-3.png||height="412" width="685"]]
637	637
638	638	Downlink:  (% style="color:#037691" %)**0B xx xx xx yy zz zz**
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891	891	)))
892	892	* (((
893	893	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.
894	894
	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 real-time control output is required, the SN50v3-LB is already operating in class C and an external power supply must be used.
	908	+
	909	+b) If the output duration is more than 30 seconds, better to use external power source.
	910	+
	911	+
895	895
896	896	)))
897	897
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1145	1145
1146	1146	=== 3.3.8 PWM setting ===
1147	1147
1148		-Feature: Set the time acquisition unit for PWM input capture.
1149	1149
	1166	+* Feature: Set the time acquisition unit for PWM input capture.
	1167	+
1150	1150	(% style="color:blue" %)**AT Command: AT+PWMSET**
1151	1151
1152	1152	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
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1169	1169	* Example 1: Downlink Payload: 0C00  **~-~-->**  AT+PWMSET=0
1170	1170	* Example 2: Downlink Payload: 0C01  **~-~-->**  AT+PWMSET=1
1171	1171
	1190	+* Feature: Set the time acquisition unit for PWM input capture.
	1191	+
	1192	+(% style="color:blue" %)**AT Command: AT+PWMOUT**
	1193	+
	1194	+(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:580px" %)
	1195	+|=(% 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**
	1196	+|(% style="width:154px" %)AT+PWMOUT=?|(% style="width:196px" %)0|(% style="width:157px" %)(((
	1197	+0,0,0(default)
	1198	+
	1199	+OK
	1200	+)))
	1201	+|(% style="width:154px" %)AT+PWMOUT=0,0,0|(% style="width:196px" %)The default is PWM input detection|(% style="width:157px" %)(((
	1202	+OK
	1203	+
	1204	+)))
	1205	+|(% style="width:154px" %)AT+PWMOUT=a,b,c|(% style="width:250px" %)(((
	1206	+PWM output.
	1207	+
	1208	+a: Output time (unit: seconds)
	1209	+
	1210	+b: Output frequency (unit: HZ)
	1211	+
	1212	+c: Output duty cycle (unit: %)
	1213	+)))|(% style="width:157px" %)(((
	1214	+OK
	1215	+)))
	1216	+
	1217	+
	1218	+(% style="color:blue" %)**Downlink Command: 0x0C**
	1219	+
	1220	+
	1221	+Format: Command Code (0x0C) followed by 1 bytes.
	1222	+
	1223	+* Example 1: Downlink Payload: 0C00  **~-~-->**  AT+PWMSET=0
	1224	+* Example 2: Downlink Payload: 0C01  **~-~-->**  AT+PWMSET=1
	1225	+
	1226	+
1172	1172	= 4. Battery & Power Consumption =
1173	1173
1174	1174