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87	87	* 4000mAh or 8500mAh Battery for long term use
88	88
89	89
90		-
91		-
92	92	== 1.3  Specification ==
93	93
94	94	=== 1.3.1  Rated environmental conditions ===
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134	134
135	135
136	136
137		-
138	138	== 1.6  Pin mapping and power on ==
139	139
140	140
...	...	@@ -289,9 +289,6 @@
289	289	* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
290	290	* 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.
291	291
292		-
293		-
294		-
295	295	=== 2.3.3  Interrupt Pin ===
296	296
297	297	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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320	320
321	321	=== 2.3.5  Sensor Flag ===
322	322
323		-(((
324	324	0x01: Detect Ultrasonic Sensor
325		-)))
326	326
327		-(((
328	328	0x00: No Ultrasonic Sensor
329		-)))
330	330
331	331
332	332
...	...	@@ -339,9 +339,7 @@
339	339
340	340	The payload decoder function for TTN V3 is here:
341	341
342		-(((
343	343	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/]]
344		-)))
345	345
346	346
347	347
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867	867	* Solid ON for 5 seconds once device successful Join the network.
868	868	* Blink once when device transmit a packet.
869	869
870		-
871		-
872		-
873	873	== 2.8  ​Firmware Change Log ==
874	874
875	875
876		-(((
877	877	**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/]]
878		-)))
879	879
880		-(((
881		-
882		-)))
883	883
884		-(((
885	885	**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
886		-)))
887	887
888	888
889	889
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1027	1027	[[image:image-20220610172924-5.png]]
1028	1028
1029	1029
1030		-(((
1031	1031	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:
1032		-)))
1033	1033
1034	1034
1035	1035	[[image:image-20220610172924-6.png||height="601" width="860"]]
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1053	1053	(((
1054	1054	Format: Command Code (0x01) followed by 3 bytes time value.
1055	1055
1056		-(((
1057	1057	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1058		-)))
1059	1059
1060	1060	* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1061	1061	* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1062	1062	)))
1063		-)))
1064	1064
1065	1065
	1039	+
	1040	+)))
1066	1066
1067		-
1068		-
1069	1069	== 3.3  Set Interrupt Mode ==
1070	1070
1071	1071	Feature, Set Interrupt mode for GPIO_EXIT.
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1079	1079
1080	1080	Format: Command Code (0x06) followed by 3 bytes.
1081	1081
1082		-(((
1083	1083	This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
1084		-)))
1085	1085
1086	1086	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1087	1087	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1088	1088
1089		-
1090		-
1091		-
1092	1092	= 4.  FAQ =
1093	1093
1094	1094	== 4.1  What is the frequency plan for LDDS75? ==