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92	92	* Sewer
93	93	* Bottom water level monitoring
94	94
95		-
96	96	== 1.6  Pin mapping and power on ==
97	97
98	98
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184	184	== 2.3  ​Uplink Payload ==
185	185
186	186	(((
187		-LDDS75 will uplink payload via LoRaWAN with below payload format:
	186	+LDDS75 will uplink payload via LoRaWAN with below payload format:
188	188
189	189	Uplink payload includes in total 4 bytes.
190	190	Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
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206	206	[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]]
207	207	)))|[[Sensor Flag>>path:#Sensor_Flag]]
208	208
209		-[[image:1654833689380-972.png]]
	208	+[[image:1654850511545-399.png]]
210	210
211	211
212	212
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227	227
228	228	For example, if the data you get from the register is 0x0B 0x05, the distance between the sensor and the measured object is
229	229
230		-**0B05(H) = 2821 (D) = 2821 mm.**
	229	+**(% style="color:#4472C4" %) 0B05(H) = 2821 (D) = 2821 mm.**
231	231
232	232
233	233	* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
234	234	* 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.
235	235
236		-
237	237	=== 2.3.3  Interrupt Pin ===
238	238
239	239	This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.2A0SetInterruptMode"]] for the hardware and software set up.
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255	255
256	256	If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
257	257
258		-Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021.
	256	+(% style="color:red" %)Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021.
259	259
	258	+
	259	+
260	260	=== 2.3.5  Sensor Flag ===
261	261
262	262	0x01: Detect Ultrasonic Sensor

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	1	+XWiki.Xiaoling

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