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Title

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1		-LDDS75 - LoRaWAN Distance Detection Sensor User Manual
	1	+LDDS45 - LoRaWAN Distance Detection Sensor User Manual

Content

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1	1	(% style="text-align:center" %)
2		-[[image:1654846127817-788.png]]
	2	+[[image:1654912614655-664.png||height="530" width="628"]]
3	3
4	4	**Contents:**
5	5
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87	87	* 4000mAh or 8500mAh Battery for long term use
88	88
89	89
	90	+
90	90	== 1.3  Specification ==
91	91
92	92	=== 1.3.1  Rated environmental conditions ===
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288	288
289	289
290	290
291		-
292	292	=== 2.3.3  Interrupt Pin ===
293	293
294	294	This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3A0SetInterruptMode"]] for the hardware and software set up.
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317	317
318	318	=== 2.3.5  Sensor Flag ===
319	319
	320	+(((
320	320	0x01: Detect Ultrasonic Sensor
	322	+)))
321	321
	324	+(((
322	322	0x00: No Ultrasonic Sensor
	326	+)))
323	323
324	324
325	325
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332	332
333	333	The payload decoder function for TTN V3 is here:
334	334
	339	+(((
335	335	LDDS75 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
	341	+)))
336	336
337	337
338	338
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858	858	* Solid ON for 5 seconds once device successful Join the network.
859	859	* Blink once when device transmit a packet.
860	860
	867	+
	868	+
861	861	== 2.8  ​Firmware Change Log ==
862	862
863	863
	872	+(((
864	864	**Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
	874	+)))
865	865
	876	+(((
	877	+
	878	+)))
866	866
	880	+(((
867	867	**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
	882	+)))
868	868
869	869
870	870
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1008	1008	[[image:image-20220610172924-5.png]]
1009	1009
1010	1010
	1026	+(((
1011	1011	In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS75. LDDS75 will output system info once power on as below:
	1028	+)))
1012	1012
1013	1013
1014	1014	[[image:image-20220610172924-6.png||height="601" width="860"]]
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1032	1032	(((
1033	1033	Format: Command Code (0x01) followed by 3 bytes time value.
1034	1034
	1052	+(((
1035	1035	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	1054	+)))
1036	1036
1037	1037	* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1038	1038	* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1039	1039	)))
	1059	+)))
1040	1040
1041	1041
1042		-
1043		-)))
1044	1044
	1063	+
	1064	+
1045	1045	== 3.3  Set Interrupt Mode ==
1046	1046
1047	1047	Feature, Set Interrupt mode for GPIO_EXIT.
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1055	1055
1056	1056	Format: Command Code (0x06) followed by 3 bytes.
1057	1057
	1078	+(((
1058	1058	This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
	1080	+)))
1059	1059
1060	1060	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1061	1061	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1062	1062
	1085	+
	1086	+
1063	1063	= 4.  FAQ =
1064	1064
1065	1065	== 4.1  What is the frequency plan for LDDS75? ==
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1119	1119	* (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1120	1120	* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1121	1121
	1146	+
	1147	+
1122	1122	= 7. ​ Packing Info =
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1124	1124
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1133	1133	* Package Size / pcs : cm
1134	1134	* Weight / pcs : g
1135	1135
	1162	+
	1163	+
1136	1136	= 8.  ​Support =
1137	1137
1138	1138	* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.

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Author

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	1	+XWiki.Xiaoling

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	1	+169.3 KB

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