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89	89	* 8500mAh Battery for long term use
90	90
91	91
92		-
93	93	== 1.3  Specification ==
94	94
95	95	=== 1.3.1  Rated environmental conditions ===
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98	98
99	99
100	100	(((
101		-**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);  **
	100	+**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);       **
102	102
103	103	**~ b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
104	104	)))
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137	137	* Bottom water level monitoring
138	138
139	139
140		-
141	141	== 1.6  Pin mapping and power on ==
142	142
143	143
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167	167
168	168	)))
169	169
170		-[[image:1654913911773-521.png]]
	168	+[[image:1654913911773-521.png]]
171	171
172	172
173	173	(((
...	...	@@ -246,12 +246,9 @@
246	246
247	247	(((
248	248	(((
249		-LDDS75 will uplink payload via LoRaWAN with below payload format:
250		-)))
	247	+LDDS45 will uplink payload via LoRaWAN with below payload format:
251	251
252		-(((
253		-Uplink payload includes in total 4 bytes.
254		-Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
	249	+Uplink payload includes in total 8 bytes.
255	255	)))
256	256	)))
257	257
...	...	@@ -278,7 +278,7 @@
278	278	=== 2.3.1  Battery Info ===
279	279
280	280
281		-Check the battery voltage for LDDS75.
	276	+Check the battery voltage for LDDS45.
282	282
283	283	Ex1: 0x0B45 = 2885mV
284	284
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289	289	=== 2.3.2  Distance ===
290	290
291	291	(((
292		-Get the distance. Flat object range 280mm - 7500mm.
	287	+Get the distance. Flat object range 30mm - 4500mm.
293	293	)))
294	294
295	295	(((
296		-For example, if the data you get from the register is 0x0B 0x05, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.**
	291	+For example, if the data you get from the register is __0x0B 0x05__, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.**
297	297	)))
298	298
299	299
300	300	* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
301		-* 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.
	296	+* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
302	302
303	303
304		-
305	305	=== 2.3.3  Interrupt Pin ===
306	306
307		-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.
	301	+This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.3A0SetInterruptMode"]] for the hardware and software set up.
308	308
309	309	**Example:**
310	310
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324	324
325	325	If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
326	326
327		-(% style="color:red" %)Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021.
328	328
329	329
330		-
331	331	=== 2.3.5  Sensor Flag ===
332	332
333	333	(((
...	...	@@ -878,7 +878,6 @@
878	878	* Blink once when device transmit a packet.
879	879
880	880
881		-
882	882	== 2.8  ​Firmware Change Log ==
883	883
884	884
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1096	1096	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1097	1097
1098	1098
1099		-
1100	1100	= 4.  FAQ =
1101	1101
1102	1102	== 4.1  What is the frequency plan for LDDS75? ==
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1157	1157	* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1158	1158
1159	1159
1160		-
1161	1161	= 7. ​ Packing Info =
1162	1162
1163	1163
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1173	1173	* Weight / pcs : g
1174	1174
1175	1175
1176		-
1177	1177	= 8.  ​Support =
1178	1178
1179	1179	* 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.