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...	...	@@ -739,6 +739,7 @@
739	739
740	740	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
741	741
	742	+
742	742	=== 3.4.1 Common Commands ===
743	743
744	744	They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
...	...	@@ -760,6 +760,7 @@
760	760
761	761	**Example: **AT+TDC=30000. Means set interval to 30 seconds
762	762
	764	+
763	763	* Downlink Payload (prefix 0x01):
764	764
765	765	(% class="box infomessage" %)
...	...	@@ -782,6 +782,7 @@
782	782
783	783	**Example**: AT+MOD=2. Set work mode to Double DI counting mode
784	784
	787	+
785	785	* Downlink Payload (prefix 0x0A):
786	786
787	787	(% class="box infomessage" %)
...	...	@@ -797,6 +797,7 @@
797	797
798	798	There is no AT Command to poll uplink
799	799
	803	+
800	800	* Downlink Payload (prefix 0x08):
801	801
802	802	(% class="box infomessage" %)
...	...	@@ -823,6 +823,7 @@
823	823
824	824	0: Disable Trigger Mode
825	825
	830	+
826	826	* Downlink Payload (prefix 0x0A 06):
827	827
828	828	(% class="box infomessage" %)
...	...	@@ -840,6 +840,7 @@
840	840
841	841	There is no AT Command for this feature.
842	842
	848	+
843	843	* Downlink Payload (prefix 0x AB 06):
844	844
845	845	(% class="box infomessage" %)
...	...	@@ -860,6 +860,7 @@
860	860	**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
861	861	)))
862	862
	869	+
863	863	**Example:**
864	864
865	865	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
...	...	@@ -888,10 +888,12 @@
888	888
889	889	b : delay timing.
890	890
	898	+
891	891	**Example:**
892	892
893	893	AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
894	894
	903	+
895	895	* Downlink Payload (prefix 0x09 01 ):
896	896
897	897	(% class="box infomessage" %)
...	...	@@ -916,10 +916,12 @@
916	916
917	917	b : delay timing.
918	918
	928	+
919	919	**Example:**
920	920
921	921	AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
922	922
	933	+
923	923	* Downlink Payload (prefix 0x09 02 ):
924	924
925	925	(% class="box infomessage" %)
...	...	@@ -940,6 +940,7 @@
940	940	**AT+ACLIM. **
941	941	)))
942	942
	954	+
943	943	* Downlink Payload (prefix 0xAA 01 ):
944	944
945	945	(% class="box infomessage" %)
...	...	@@ -960,6 +960,7 @@
960	960	**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
961	961	)))
962	962
	975	+
963	963	* Downlink Payload (prefix 0xAA 00 ):
964	964
965	965	(% class="box infomessage" %)
...	...	@@ -980,6 +980,7 @@
980	980	**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
981	981	)))
982	982
	996	+
983	983	* Downlink Payload (prefix 0xAC ):
984	984
985	985	(% class="box infomessage" %)
...	...	@@ -995,6 +995,7 @@
995	995
996	996	There is no AT Command to control Digital Output
997	997
	1012	+
998	998	* Downlink Payload (prefix 0x02):
999	999
1000	1000	(% class="box infomessage" %)
...	...	@@ -1028,6 +1028,7 @@
1028	1028
1029	1029	There is no AT Command to control Digital Output
1030	1030
	1046	+
1031	1031	* Downlink Payload (prefix 0xA9):
1032	1032
1033	1033	(% class="box infomessage" %)
...	...	@@ -1047,18 +1047,22 @@
1047	1047
1048	1048	00: DO pins will change to an inverter state after timeout
1049	1049
	1066	+
1050	1050	(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1051	1051
1052	1052	[[image:image-20220524093238-6.png]]
1053	1053
	1071	+
1054	1054	(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1055	1055
1056	1056	[[image:image-20220524093328-7.png]]
1057	1057
	1076	+
1058	1058	(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1059	1059
1060	1060	[[image:image-20220524093351-8.png]]
1061	1061
	1081	+
1062	1062	(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1063	1063
1064	1064	Latching time. Unit: ms
...	...	@@ -1065,6 +1065,7 @@
1065	1065
1066	1066	Device will upload a packet if downlink code executes successfully.
1067	1067
	1088	+
1068	1068	**Example payload:**
1069	1069
1070	1070	**~1. A9 01 01 01 01 07 D0**
...	...	@@ -1085,12 +1085,13 @@
1085	1085
1086	1086
1087	1087
1088		-=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
	1109	+==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1089	1089
1090	1090	* AT Command:
1091	1091
1092	1092	There is no AT Command to control Relay Output
1093	1093
	1115	+
1094	1094	* Downlink Payload (prefix 0x03):
1095	1095
1096	1096	(% class="box infomessage" %)
...	...	@@ -1120,6 +1120,7 @@
1120	1120
1121	1121	There is no AT Command to control Relay Output
1122	1122
	1145	+
1123	1123	* Downlink Payload (prefix 0x05):
1124	1124
1125	1125	(% class="box infomessage" %)
...	...	@@ -1137,14 +1137,17 @@
1137	1137
1138	1138	00: Relays will change to an inverter state after timeout
1139	1139
	1163	+
1140	1140	(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1141	1141
1142	1142	[[image:image-20220524093831-10.png]]
1143	1143
	1168	+
1144	1144	(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1145	1145
1146	1146	Device will upload a packet if downlink code executes successfully.
1147	1147
	1173	+
1148	1148	**Example payload:**
1149	1149
1150	1150	**~1. 05 01 11 07 D0**
...	...	@@ -1176,6 +1176,7 @@
1176	1176	**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1177	1177	)))
1178	1178
	1205	+
1179	1179	* Downlink Payload (prefix 0xA5):
1180	1180
1181	1181	(% class="box infomessage" %)
...	...	@@ -1202,6 +1202,7 @@
1202	1202
1203	1203	Bb cc dd ee: number to be set
1204	1204
	1232	+
1205	1205	* Downlink Payload (prefix 0xA8):
1206	1206
1207	1207	(% class="box infomessage" %)