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...	...	@@ -174,10 +174,10 @@
174	174
175	175
176	176	(((
177		-(% style="color:blue" %)**Step 3**(%%)**:** The LLDS12 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
	177	+(% style="color:blue" %)**Step 3**(%%)**:** The LDDS75 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
178	178	)))
179	179
180		-[[image:1654833501679-968.png]]
	180	+[[image:1654849068701-275.png]]
181	181
182	182
183	183
...	...	@@ -184,11 +184,10 @@
184	184	== 2.3  ​Uplink Payload ==
185	185
186	186	(((
187		-LLDS12 will uplink payload via LoRaWAN with below payload format:
188		-)))
	187	+LDDS75 will uplink payload via LoRaWAN with below payload format:
189	189
190		-(((
191		-Uplink payload includes in total 11 bytes.
	189	+Uplink payload includes in total 4 bytes.
	190	+Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
192	192	)))
193	193
194	194	(((
...	...	@@ -198,15 +198,15 @@
198	198	(% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
199	199	|=(% style="width: 62.5px;" %)(((
200	200	**Size (bytes)**
201		-)))|=(% style="width: 62.5px;" %)**2**|=(% style="width: 62.5px;" %)**2**|=**2**|=**2**|=**1**|=**1**|=**1**
202		-|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(% style="width:62.5px" %)(((
203		-[[Temperature DS18B20>>||anchor="H2.3.2A0DS18B20Temperaturesensor"]]
204		-)))|[[Distance>>||anchor="H2.3.3A0Distance"]]|[[Distance signal strength>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
205		-[[Interrupt flag>>||anchor="H2.3.5A0InterruptPin"]]
206		-)))|[[LiDAR temp>>||anchor="H2.3.6A0LiDARtemp"]]|(((
207		-[[Message Type>>||anchor="H2.3.7A0MessageType"]]
208		-)))
	200	+)))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
	201	+|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
	202	+[[Distance>>||anchor="H2.3.3A0Distance"]]
209	209
	204	+(unit: mm)
	205	+)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
	206	+[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]]
	207	+)))|[[Sensor Flag>>path:#Sensor_Flag]]
	208	+
210	210	[[image:1654833689380-972.png]]
211	211
212	212
...	...	@@ -214,7 +214,7 @@
214	214	=== 2.3.1  Battery Info ===
215	215
216	216
217		-Check the battery voltage for LLDS12.
	216	+Check the battery voltage for LDDS75.
218	218
219	219	Ex1: 0x0B45 = 2885mV
220	220
...	...	@@ -222,49 +222,23 @@
222	222
223	223
224	224
225		-=== 2.3.2  DS18B20 Temperature sensor ===
	224	+=== 2.3.2  Distance ===
226	226
227		-This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
	226	+Get the distance. Flat object range 280mm - 7500mm.
228	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		-**Example**:
	230	+**0B05(H) = 2821 (D) = 2821 mm.**
231	231
232		-If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
233	233
234		-If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
	233	+* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
	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	236
	237	+=== 2.3.3  Interrupt Pin ===
237	237
238		-=== 2.3.3  Distance ===
239		-
240		-Represents the distance value of the measurement output, the default unit is cm, and the value range parsed as a decimal number is 0-1200. In actual use, when the signal strength value Strength.
241		-
242		-
243		-**Example**:
244		-
245		-If the data you get from the register is 0x0B 0xEA, the distance between the sensor and the measured object is 0BEA(H) = 3050 (D)/10 = 305cm.
246		-
247		-
248		-
249		-=== 2.3.4  Distance signal strength ===
250		-
251		-Refers to the signal strength, the default output value will be between 0-65535. When the distance measurement gear is fixed, the farther the distance measurement is, the lower the signal strength; the lower the target reflectivity, the lower the signal strength. When Strength is greater than 100 and not equal to 65535, the measured value of Dist is considered credible.
252		-
253		-
254		-**Example**:
255		-
256		-If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible.
257		-
258		-Customers can judge whether they need to adjust the environment based on the signal strength.
259		-
260		-
261		-
262		-=== 2.3.5  Interrupt Pin ===
263		-
264	264	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.
265	265
266		-Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.6A0Pinmappingandpoweron"]].
267		-
268	268	**Example:**
269	269
270	270	0x00: Normal uplink packet.
...	...	@@ -272,35 +272,28 @@
272	272	0x01: Interrupt Uplink Packet.
273	273
274	274
	248	+=== 2.3.4  DS18B20 Temperature sensor ===
275	275
276		-=== 2.3.6  LiDAR temp ===
	250	+This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
277	277
278		-Characterize the internal temperature value of the sensor.
	252	+**Example**:
279	279
280		-**Example: **
281		-If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
282		-If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
	254	+If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
283	283
	256	+If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
284	284
	258	+Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021.
285	285
286		-=== 2.3.7  Message Type ===
	260	+=== 2.3.5  Sensor Flag ===
287	287
288		-(((
289		-For a normal uplink payload, the message type is always 0x01.
290		-)))
	262	+0x01: Detect Ultrasonic Sensor
291	291
292		-(((
293		-Valid Message Type:
294		-)))
	264	+0x00: No Ultrasonic Sensor
295	295
296	296
297		-(% border="1" cellspacing="10" style="background-color:#ffffcc; width:499px" %)
298		-|=(% style="width: 160px;" %)**Message Type Code**|=(% style="width: 163px;" %)**Description**|=(% style="width: 173px;" %)**Payload**
299		-|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3A0200BUplinkPayload"]]
300		-|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H4.3A0GetFirmwareVersionInfo"]]
	267	+===
	268	+(% style="color:inherit; font-family:inherit" %)2.3.6  Decode payload in The Things Network(%%) ===
301	301
302		-=== 2.3.8  Decode payload in The Things Network ===
303		-
304	304	While using TTN network, you can add the payload format to decode the payload.
305	305
306	306