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57	57	* IP66 Waterproof Enclosure
58	58	* 4000mAh or 8500mAh Battery for long term use
59	59
	60	+
	61	+
60	60	== 1.3  Specification ==
61	61
62	62	=== 1.3.1  Rated environmental conditions ===
...	...	@@ -97,6 +97,8 @@
97	97	* Sewer
98	98	* Bottom water level monitoring
99	99
	102	+
	103	+
100	100	== 1.6  Pin mapping and power on ==
101	101
102	102
...	...	@@ -237,6 +237,8 @@
237	237	* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
238	238	* 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.
239	239
	244	+
	245	+
240	240	=== 2.3.3  Interrupt Pin ===
241	241
242	242	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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806	806	* Solid ON for 5 seconds once device successful Join the network.
807	807	* Blink once when device transmit a packet.
808	808
	815	+
	816	+
809	809	== 2.8  ​Firmware Change Log ==
810	810
811	811
...	...	@@ -824,7 +824,7 @@
824	824	[[image:image-20220610172003-2.png]]
825	825
826	826
827		-== 2.10  Battery Analysis ==
	835	+== 2.10  Battery Analysis  ==
828	828
829	829	=== 2.10.1  Battery Type ===
830	830
...	...	@@ -867,7 +867,7 @@
867	867
868	868	(((
869	869	(((
870		-Use can configure LDDS75 via AT Command or LoRaWAN Downlink.
	878	+Use can configure LLDS12 via AT Command or LoRaWAN Downlink.
871	871	)))
872	872	)))
873	873
...	...	@@ -888,7 +888,7 @@
888	888	)))
889	889
890	890	(((
891		-There are two kinds of commands to configure LDDS75, they are:
	899	+There are two kinds of commands to configure LLDS12, they are:
892	892	)))
893	893	)))
894	894
...	...	@@ -929,87 +929,156 @@
929	929
930	930	* (((
931	931	(((
932		-(% style="color:#4f81bd" %)** Commands special design for LDDS75**
	940	+(% style="color:#4f81bd" %)** Commands special design for LLDS12**
933	933	)))
934	934	)))
935	935
936	936	(((
937	937	(((
938		-These commands only valid for LDDS75, as below:
	946	+These commands only valid for LLDS12, as below:
939	939	)))
940	940	)))
941	941
942	942
943	943
944		-== 3.1  Access AT Commands ==
	952	+== 4.1  Set Transmit Interval Time ==
945	945
946		-LDDS75 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LDDS75 for using AT command, as below.
	954	+Feature: Change LoRaWAN End Node Transmit Interval.
947	947
948		-[[image:image-20220610172924-4.png||height="483" width="988"]]
	956	+(% style="color:#037691" %)**AT Command: AT+TDC**
949	949
	958	+[[image:image-20220607171554-8.png]]
950	950
951		-Or if you have below board, use below connection:
952	952
	961	+(((
	962	+(% style="color:#037691" %)**Downlink Command: 0x01**
	963	+)))
953	953
954		-[[image:image-20220610172924-5.png]]
	965	+(((
	966	+Format: Command Code (0x01) followed by 3 bytes time value.
	967	+)))
955	955
	969	+(((
	970	+If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	971	+)))
956	956
957		-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:
	973	+* (((
	974	+Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	975	+)))
	976	+* (((
	977	+Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	978	+)))
958	958
	980	+== 4.2  Set Interrupt Mode ==
959	959
960		- [[image:image-20220610172924-6.png||height="601" width="860"]]
	982	+Feature, Set Interrupt mode for GPIO_EXIT.
961	961
	984	+(% style="color:#037691" %)**AT Command: AT+INTMOD**
962	962
	986	+[[image:image-20220610105806-2.png]]
963	963
964		-== 3.2  Set Transmit Interval Time ==
965	965
966		-Feature: Change LoRaWAN End Node Transmit Interval.
	989	+(((
	990	+(% style="color:#037691" %)**Downlink Command: 0x06**
	991	+)))
967	967
968		-(% style="color:#037691" %)**AT Command: AT+TDC**
	993	+(((
	994	+Format: Command Code (0x06) followed by 3 bytes.
	995	+)))
969	969
970		-[[image:image-20220610173409-7.png]]
	997	+(((
	998	+This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
	999	+)))
971	971
	1001	+* (((
	1002	+Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
	1003	+)))
	1004	+* (((
	1005	+Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
	1006	+)))
972	972
	1008	+== 4.3  Get Firmware Version Info ==
973	973
	1010	+Feature: use downlink to get firmware version.
974	974
975		-(((
976		-(% style="color:#037691" %)**Downlink Command: 0x01**
977		-)))
	1012	+(% style="color:#037691" %)**Downlink Command: 0x26**
978	978
979		-(((
980		-(((
981		-Format: Command Code (0x01) followed by 3 bytes time value.
	1014	+[[image:image-20220607171917-10.png]]
982	982
983		-If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	1016	+* Reply to the confirmation package: 26 01
	1017	+* Reply to non-confirmed packet: 26 00
984	984
985		-* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
986		-* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
987		-)))
	1019	+Device will send an uplink after got this downlink command. With below payload:
988	988
	1021	+Configures info payload:
989	989
990		-
	1023	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	1024	+|=(((
	1025	+**Size(bytes)**
	1026	+)))|=**1**|=**1**|=**1**|=**1**|=**1**|=**5**|=**1**
	1027	+|**Value**|Software Type|(((
	1028	+Frequency
	1029	+
	1030	+Band
	1031	+)))|Sub-band|(((
	1032	+Firmware
	1033	+
	1034	+Version
	1035	+)))|Sensor Type|Reserve|(((
	1036	+[[Message Type>>||anchor="H2.3.7A0MessageType"]]
	1037	+Always 0x02
991	991	)))
992	992
993		-== 3.3  Set Interrupt Mode ==
	1040	+**Software Type**: Always 0x03 for LLDS12
994	994
995		-Feature, Set Interrupt mode for GPIO_EXIT.
996	996
	1043	+**Frequency Band**:
997	997
998		-(% style="color:#037691" %)**Downlink Command: AT+INTMOD**
	1045	+*0x01: EU868
999	999
1000		-[[image:image-20220610105907-1.png]]
	1047	+*0x02: US915
1001	1001
	1049	+*0x03: IN865
1002	1002
1003		-(% style="color:#037691" %)**Downlink Command: 0x06**
	1051	+*0x04: AU915
1004	1004
1005		-Format: Command Code (0x06) followed by 3 bytes.
	1053	+*0x05: KZ865
1006	1006
1007		-This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
	1055	+*0x06: RU864
1008	1008
1009		-* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1010		-* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
	1057	+*0x07: AS923
1011	1011
	1059	+*0x08: AS923-1
1012	1012
	1061	+*0x09: AS923-2
	1062	+
	1063	+*0xa0: AS923-3
	1064	+
	1065	+
	1066	+**Sub-Band**: value 0x00 ~~ 0x08
	1067	+
	1068	+
	1069	+**Firmware Version**: 0x0100, Means: v1.0.0 version
	1070	+
	1071	+
	1072	+**Sensor Type**:
	1073	+
	1074	+0x01: LSE01
	1075	+
	1076	+0x02: LDDS75
	1077	+
	1078	+0x03: LDDS20
	1079	+
	1080	+0x04: LLMS01
	1081	+
	1082	+0x05: LSPH01
	1083	+
	1084	+0x06: LSNPK01
	1085	+
	1086	+0x07: LLDS12
	1087	+
	1088	+
	1089	+
1013	1013	= 5.  Battery & How to replace =
1014	1014
1015	1015	== 5.1  Battery Type ==

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