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86	86	* IP66 Waterproof Enclosure
87	87	* 4000mAh or 8500mAh Battery for long term use
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89	89	== 1.3  Specification ==
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91	91	=== 1.3.1  Rated environmental conditions ===
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129	129	* Sewer
130	130	* Bottom water level monitoring
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132	132	== 1.6  Pin mapping and power on ==
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284	284	* If the sensor value lower than 0x0118 (280mm), the sensor value will be invalid. Since v1.1.4, all value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid.
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287	287	=== 2.3.3  Interrupt Pin ===
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289	289	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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864	864	== 2.8  ​Firmware Change Log ==
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	876	+(((
867	867	**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/]]
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870	870	**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
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1011	1011	[[image:image-20220610172924-5.png]]
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1014	1014	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:
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1017	1017	[[image:image-20220610172924-6.png||height="601" width="860"]]
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1035	1035	(((
1036	1036	Format: Command Code (0x01) followed by 3 bytes time value.
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1038	1038	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
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1040	1040	* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1041	1041	* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
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1045		-
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1048	1048	== 3.3  Set Interrupt Mode ==
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1050	1050	Feature, Set Interrupt mode for GPIO_EXIT.
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1059	1059	Format: Command Code (0x06) followed by 3 bytes.
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1061	1061	This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
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1063	1063	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1064	1064	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
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1066	1066	= 4.  FAQ =
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1068	1068	== 4.1  What is the frequency plan for LDDS75? ==