Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 117.2 >
edited by Xiaoling
on 2023/04/26 17:51
To version < 102.3 >
edited by Xiaoling
on 2022/10/29 09:54
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -15,6 +15,7 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 +
18 18  == 1.1 What is LT Series I/O Controller ==
19 19  
20 20  (((
... ... @@ -26,7 +26,7 @@
26 26  )))
27 27  
28 28  (((
29 -The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
30 +The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -53,6 +53,7 @@
53 53  
54 54  )))
55 55  
57 +
56 56  == 1.2  Specifications ==
57 57  
58 58  (((
... ... @@ -62,7 +62,7 @@
62 62  )))
63 63  
64 64  * (((
65 -STM32L072xxxx MCU
67 +STM32L072CZT6 MCU
66 66  )))
67 67  * (((
68 68  SX1276/78 Wireless Chip 
... ... @@ -169,6 +169,7 @@
169 169  Packet engine up to 256 bytes with CRC.
170 170  
171 171  
174 +
172 172  
173 173  )))
174 174  
... ... @@ -176,47 +176,35 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 -
180 180  * Optional Customized LoRa Protocol
181 -
182 182  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 -
184 184  * AT Commands to change parameters
185 -
186 186  * Remote configure parameters via LoRa Downlink
187 -
188 188  * Firmware upgradable via program port
189 -
190 190  * Counting
191 191  
192 192  
193 193  
191 +
194 194  == 1.4  Applications ==
195 195  
196 196  
197 197  * Smart Buildings & Home Automation
198 -
199 199  * Logistics and Supply Chain Management
200 -
201 201  * Smart Metering
202 -
203 203  * Smart Agriculture
204 -
205 205  * Smart Cities
206 -
207 207  * Smart Factory
208 208  
209 209  
210 210  
204 +
211 211  == 1.5 Hardware Variants ==
212 212  
213 213  
214 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
215 -|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description**
216 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
217 -(% style="text-align:center" %)
218 -[[image:image-20230424115112-1.png||height="106" width="58"]]
219 -)))|(% style="width:334px" %)(((
208 +(% border="1" style="background-color:#f7faff; width:500px" %)
209 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
210 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
220 220  * 2 x Digital Input (Bi-direction)
221 221  * 2 x Digital Output
222 222  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -227,6 +227,7 @@
227 227  
228 228  
229 229  
221 +
230 230  = 2. Power ON Device =
231 231  
232 232  
... ... @@ -243,8 +243,10 @@
243 243  [[image:1653297104069-180.png]]
244 244  
245 245  
238 +
246 246  = 3. Operation Mode =
247 247  
241 +
248 248  == 3.1 How it works? ==
249 249  
250 250  
... ... @@ -257,6 +257,7 @@
257 257  )))
258 258  
259 259  
254 +
260 260  == 3.2 Example to join LoRaWAN network ==
261 261  
262 262  
... ... @@ -283,7 +283,7 @@
283 283  Each LT is shipped with a sticker with the default device EUI as below:
284 284  )))
285 285  
286 -[[image:image-20230425173427-2.png]]
281 +[[image:1653297924498-393.png]]
287 287  
288 288  
289 289  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -308,6 +308,7 @@
308 308  [[image:1653298044601-602.png||height="405" width="709"]]
309 309  
310 310  
306 +
311 311  == 3.3 Uplink Payload ==
312 312  
313 313  
... ... @@ -322,6 +322,7 @@
322 322  
323 323  
324 324  
321 +
325 325  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
326 326  
327 327  
... ... @@ -380,6 +380,7 @@
380 380  
381 381  
382 382  
380 +
383 383  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
384 384  
385 385  
... ... @@ -453,6 +453,7 @@
453 453  )))
454 454  
455 455  
454 +
456 456  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
457 457  
458 458  
... ... @@ -499,6 +499,7 @@
499 499  )))
500 500  
501 501  
501 +
502 502  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
503 503  
504 504  
... ... @@ -567,6 +567,7 @@
567 567  )))
568 568  
569 569  
570 +
570 570  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
571 571  
572 572  
... ... @@ -614,6 +614,7 @@
614 614  )))
615 615  
616 616  
618 +
617 617  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
618 618  
619 619  
... ... @@ -668,6 +668,7 @@
668 668  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
669 669  
670 670  
673 +
671 671  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
672 672  
673 673  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -728,6 +728,7 @@
728 728  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
729 729  
730 730  
734 +
731 731  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
732 732  
733 733  [[image:image-20220524090456-4.png]]
... ... @@ -741,6 +741,7 @@
741 741  00000101: Means both DI1 and DI2 trigger are enabled.
742 742  
743 743  
748 +
744 744  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
745 745  
746 746  Downlink command to poll MOD6 status:
... ... @@ -750,6 +750,7 @@
750 750  When device got this command, it will send the MOD6 payload.
751 751  
752 752  
758 +
753 753  === 3.3.7 Payload Decoder ===
754 754  
755 755  (((
... ... @@ -759,6 +759,7 @@
759 759  )))
760 760  
761 761  
768 +
762 762  == 3.4 ​Configure LT via AT or Downlink ==
763 763  
764 764  
... ... @@ -786,8 +786,10 @@
786 786  )))
787 787  
788 788  
796 +
789 789  === 3.4.2 Sensor related commands ===
790 790  
799 +
791 791  ==== 3.4.2.1 Set Transmit Interval ====
792 792  
793 793  
... ... @@ -795,7 +795,7 @@
795 795  
796 796  * (% style="color:#037691" %)**AT Command:**
797 797  
798 -(% style="color:blue" %)**AT+TDC=N **
807 +**(% style="color:blue" %)AT+TDC=N **
799 799  
800 800  
801 801  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -803,10 +803,11 @@
803 803  
804 804  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
805 805  
806 -(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
815 +**(% style="color:blue" %)0x01 aa bb cc  (%%)   ~/~/ Same as AT+TDC=0x(aa bb cc)**
807 807  
808 808  
809 809  
819 +
810 810  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
811 811  
812 812  
... ... @@ -814,7 +814,7 @@
814 814  
815 815  * (% style="color:#037691" %)**AT Command:**
816 816  
817 -(% style="color:blue" %)**AT+MOD=N  **
827 +**(% style="color:blue" %)AT+MOD=N  **
818 818  
819 819  
820 820  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -822,10 +822,11 @@
822 822  
823 823  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
824 824  
825 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
835 +**(% style="color:blue" %)0x0A aa  (%%)  ** ~/~/ Same as AT+MOD=aa
826 826  
827 827  
828 828  
839 +
829 829  ==== 3.4.2.3 Poll an uplink ====
830 830  
831 831  
... ... @@ -836,7 +836,7 @@
836 836  
837 837  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
838 838  
839 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
850 +**(% style="color:blue" %)0x08 FF  (%%)   **~/~/ Poll an uplink
840 840  
841 841  
842 842  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -843,6 +843,7 @@
843 843  
844 844  
845 845  
857 +
846 846  ==== 3.4.2.4 Enable Trigger Mode ====
847 847  
848 848  
... ... @@ -850,19 +850,20 @@
850 850  
851 851  * (% style="color:#037691" %)**AT Command:**
852 852  
853 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
865 +**(% style="color:blue" %)AT+ADDMOD6=1 or 0**
854 854  
855 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
867 +**(% style="color:red" %)1:** Enable Trigger Mode
856 856  
857 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
869 +**(% style="color:red" %)0: **Disable Trigger Mode
858 858  
859 859  
860 860  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
861 861  
862 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
874 +**(% style="color:blue" %)0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
863 863  
864 864  
865 865  
878 +
866 866  ==== 3.4.2.5 Poll trigger settings ====
867 867  
868 868  
... ... @@ -875,10 +875,11 @@
875 875  
876 876  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
877 877  
878 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
891 +**(% style="color:blue" %)0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
879 879  
880 880  
881 881  
895 +
882 882  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
883 883  
884 884  
... ... @@ -886,7 +886,7 @@
886 886  
887 887  * (% style="color:#037691" %)**AT Command:**
888 888  
889 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
903 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
890 890  
891 891  
892 892  **Example:**
... ... @@ -895,10 +895,11 @@
895 895  
896 896  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
897 897  
898 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
912 +**(% style="color:blue" %)0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
899 899  
900 900  
901 901  
916 +
902 902  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
903 903  
904 904  
... ... @@ -906,11 +906,11 @@
906 906  
907 907  * (% style="color:#037691" %)**AT Command:**
908 908  
909 -(% style="color:blue" %)**AT+TRIG1=a,b**
924 +**(% style="color:blue" %)AT+TRIG1=a,b**
910 910  
911 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
926 +**(% style="color:red" %)a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
912 912  
913 -(% style="color:red" %)**b :** (%%)delay timing.
928 +**(% style="color:red" %)b :** (%%)delay timing.
914 914  
915 915  
916 916  **Example:**
... ... @@ -919,8 +919,8 @@
919 919  
920 920  
921 921  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
937 +* **(% style="color:blue" %)0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
922 922  
923 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
924 924  
925 925  
926 926  
... ... @@ -931,13 +931,14 @@
931 931  
932 932  * (% style="color:#037691" %)**AT Command:**
933 933  
934 -(% style="color:blue" %)**AT+TRIG2=a,b**
949 +**(% style="color:blue" %)AT+TRIG2=a,b**
935 935  
936 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
937 937  
938 -(% style="color:red" %)**b :** (%%)delay timing.
952 +**(% style="color:red" %)a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
939 939  
954 +**(% style="color:red" %)b :** (%%)delay timing.
940 940  
956 +
941 941  **Example:**
942 942  
943 943  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -945,10 +945,11 @@
945 945  
946 946  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
947 947  
948 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
964 +**(% style="color:blue" %)0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
949 949  
950 950  
951 951  
968 +
952 952  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
953 953  
954 954  
... ... @@ -956,15 +956,16 @@
956 956  
957 957  * (% style="color:#037691" %)**AT Command**
958 958  
959 -(% style="color:blue" %)**AT+ACLIM**
976 +**(% style="color:blue" %)AT+ACLIM**
960 960  
961 961  
962 962  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
963 963  
964 -(% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
981 +**(% style="color:blue" %)0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
965 965  
966 966  
967 967  
985 +
968 968  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
969 969  
970 970  
... ... @@ -972,15 +972,16 @@
972 972  
973 973  * (% style="color:#037691" %)**AT Command**
974 974  
975 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
993 +**(% style="color:blue" %)AT+AVLIM  (%%) See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
976 976  
977 977  
978 978  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
979 979  
980 -(% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
998 +**(% style="color:blue" %)0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
981 981  
982 982  
983 983  
1002 +
984 984  ==== 3.4.2.11 Trigger – Set minimum interval ====
985 985  
986 986  
... ... @@ -988,12 +988,12 @@
988 988  
989 989  * (% style="color:#037691" %)**AT Command**
990 990  
991 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
1010 +**(% style="color:blue" %)AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
992 992  
993 993  
994 994  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
995 995  
996 -(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1015 +**(% style="color:blue" %)0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
997 997  
998 998  (((
999 999  
... ... @@ -1003,6 +1003,7 @@
1003 1003  
1004 1004  
1005 1005  
1025 +
1006 1006  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1007 1007  
1008 1008  
... ... @@ -1012,7 +1012,7 @@
1012 1012  
1013 1013  
1014 1014  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1015 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1035 +* **(% style="color:blue" %)0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1016 1016  
1017 1017  (((
1018 1018  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1034,6 +1034,7 @@
1034 1034  
1035 1035  
1036 1036  
1057 +
1037 1037  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1038 1038  
1039 1039  
... ... @@ -1044,7 +1044,7 @@
1044 1044  
1045 1045  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1046 1046  
1047 -(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1068 +**(% style="color:blue" %)0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1048 1048  
1049 1049  
1050 1050  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1077,14 +1077,6 @@
1077 1077  
1078 1078   Latching time. Unit: ms
1079 1079  
1080 -
1081 -(% style="color:red" %)**Note: **
1082 -
1083 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1084 -
1085 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1086 -
1087 -
1088 1088  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1089 1089  
1090 1090  
... ... @@ -1108,9 +1108,10 @@
1108 1108  
1109 1109  
1110 1110  
1111 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1112 1112  
1125 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1113 1113  
1127 +
1114 1114  * (% style="color:#037691" %)**AT Command:**
1115 1115  
1116 1116  There is no AT Command to control Relay Output
... ... @@ -1118,7 +1118,7 @@
1118 1118  
1119 1119  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1120 1120  
1121 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1135 +**(% style="color:blue" %)0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1122 1122  
1123 1123  
1124 1124  (((
... ... @@ -1130,7 +1130,7 @@
1130 1130  )))
1131 1131  
1132 1132  (((
1133 -[[image:image-20230426161322-1.png]]
1147 +[[image:image-20220524093724-9.png]]
1134 1134  )))
1135 1135  
1136 1136  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1137,6 +1137,7 @@
1137 1137  
1138 1138  
1139 1139  
1154 +
1140 1140  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1141 1141  
1142 1142  
... ... @@ -1147,7 +1147,7 @@
1147 1147  
1148 1148  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1149 1149  
1150 -(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1165 +**(% style="color:blue" %)0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1151 1151  
1152 1152  
1153 1153  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1168,20 +1168,12 @@
1168 1168  
1169 1169  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1170 1170  
1171 -
1172 -(% style="color:red" %)**Note:**
1173 -
1174 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1175 -
1176 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1177 -
1178 -
1179 1179  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1180 1180  
1181 1181  
1182 1182  **Example payload:**
1183 1183  
1184 -**~1. 05 01 11 07 D0**
1191 +**~1. 05 01 11 07 D**
1185 1185  
1186 1186  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1187 1187  
... ... @@ -1206,33 +1206,35 @@
1206 1206  
1207 1207  * (% style="color:#037691" %)**AT Command:**
1208 1208  
1209 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1216 +**(% style="color:blue" %)AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1210 1210  
1211 1211  
1212 1212  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1213 1213  
1214 -(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1221 +**(% style="color:blue" %)0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1215 1215  
1216 1216  
1217 1217  
1225 +
1218 1218  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1219 1219  
1220 1220  
1221 1221  * (% style="color:#037691" %)**AT Command:**
1222 1222  
1223 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1231 +**(% style="color:blue" %)AT+SETCNT=aa,(bb cc dd ee) **
1224 1224  
1225 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1233 +**(% style="color:red" %)aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1226 1226  
1227 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1235 +**(% style="color:red" %)bb cc dd ee: **(%%)number to be set
1228 1228  
1229 1229  
1230 1230  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1231 1231  
1232 -(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1240 +**(% style="color:blue" %)0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1233 1233  
1234 1234  
1235 1235  
1244 +
1236 1236  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1237 1237  
1238 1238  
... ... @@ -1240,26 +1240,27 @@
1240 1240  
1241 1241  * (% style="color:#037691" %)**AT Command:**
1242 1242  
1243 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1252 +**(% style="color:blue" %)AT+CLRCOUNT **(%%) ~/~/ clear all counting
1244 1244  
1245 1245  
1246 1246  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1247 1247  
1248 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1257 +**(% style="color:blue" %)0x A6 01    ** (%%)~/~/ clear all counting
1249 1249  
1250 1250  
1251 1251  
1261 +
1252 1252  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1253 1253  
1254 1254  
1255 1255  * (% style="color:#037691" %)**AT Command:**
1256 1256  
1257 -(% style="color:blue" %)**AT+COUTIME=60  **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1267 +**(% style="color:blue" %)AT+COUTIME=60  **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1258 1258  
1259 1259  
1260 1260  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1261 1261  
1262 -(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1272 +**(% style="color:blue" %)0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1263 1263  
1264 1264  (((
1265 1265  range: aa bb cc:0 to 16777215,  (unit:second)
... ... @@ -1267,20 +1267,22 @@
1267 1267  
1268 1268  
1269 1269  
1270 -==== 3.4.2.20 Reset save RO DO state ====
1271 1271  
1281 +==== 3.4.2.20 Reset save DR DO state ====
1272 1272  
1283 +
1273 1273  * (% style="color:#037691" %)**AT Command:**
1274 1274  
1275 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1286 +**(% style="color:blue" %)AT+RODORET=1  **(%%)~/~/ RODO will close when the device joining the network. (default)
1276 1276  
1277 -(% style="color:blue" %)**AT+RODORESET=0    **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1288 +**(% style="color:blue" %)AT+RODORET=0  **(%%)~/~/After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1278 1278  
1279 1279  
1280 1280  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1281 1281  
1282 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1293 +**(% style="color:blue" %)0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1283 1283  
1295 +
1284 1284  
1285 1285  
1286 1286  ==== 3.4.2.21 Encrypted payload ====
... ... @@ -1288,56 +1288,60 @@
1288 1288  
1289 1289  * (% style="color:#037691" %)**AT Command:**
1290 1290  
1291 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1303 +**(% style="color:blue" %)AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1292 1292  
1293 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1305 +**(% style="color:blue" %)AT+DECRYPT=0  **(%%)~/~/Encrypt when uploading payload (default)
1294 1294  
1295 1295  
1296 1296  
1309 +
1297 1297  ==== 3.4.2.22 Get sensor value ====
1298 1298  
1299 1299  
1300 1300  * (% style="color:#037691" %)**AT Command:**
1301 1301  
1302 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1315 +**(% style="color:blue" %)AT+GETSENSORVALUE=0  **(%%)~/~/ The serial port gets the reading of the current sensor
1303 1303  
1304 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1317 +**(% style="color:blue" %)AT+GETSENSORVALUE=1  **(%%)~/~/The serial port gets the current sensor reading and uploads it.
1305 1305  
1306 1306  
1307 1307  
1321 +
1308 1308  ==== 3.4.2.23 Resets the downlink packet count ====
1309 1309  
1310 1310  
1311 1311  * (% style="color:#037691" %)**AT Command:**
1312 1312  
1313 -(% style="color:blue" %)**AT+DISFCNTCHECK=0   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1327 +**(% style="color:blue" %)AT+DISFCNTCHECK=0  **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1314 1314  
1315 -(% style="color:blue" %)**AT+DISFCNTCHECK=1   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1329 +**(% style="color:blue" %)AT+DISFCNTCHECK=1  **(%%)~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1316 1316  
1317 1317  
1318 1318  
1333 +
1319 1319  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1320 1320  
1321 1321  
1322 1322  * (% style="color:#037691" %)**AT Command:**
1323 1323  
1324 -(% style="color:blue" %)**AT+DISMACANS=0**   (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1339 +**(% style="color:blue" %)AT+DISMACANS=0**  (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1325 1325  
1326 -(% style="color:blue" %)**AT+DISMACANS=1**  (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1341 +**(% style="color:blue" %)AT+DISMACANS=1**  (%%)    ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1327 1327  
1328 1328  
1329 1329  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1330 1330  
1331 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1346 +**(% style="color:blue" %)0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1332 1332  
1333 1333  
1334 1334  
1350 +
1335 1335  ==== 3.4.2.25 Copy downlink to uplink ====
1336 1336  
1337 1337  
1338 1338  * (% style="color:#037691" %)**AT Command**(%%)**:**
1339 1339  
1340 -(% style="color:blue" %)**AT+RPL=5**   (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1356 +**(% style="color:blue" %)AT+RPL=5**  (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1341 1341  
1342 1342  Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1343 1343  
... ... @@ -1360,7 +1360,7 @@
1360 1360  * (((
1361 1361  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1362 1362  
1363 -(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1379 +**(% style="color:blue" %)26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1364 1364  
1365 1365  
1366 1366  )))
... ... @@ -1370,6 +1370,9 @@
1370 1370  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1371 1371  
1372 1372  
1389 +
1390 +)))
1391 +
1373 1373  == 3.5 Integrate with Mydevice ==
1374 1374  
1375 1375  
... ... @@ -1419,8 +1419,10 @@
1419 1419  [[image:image-20220524094909-5.png||height="341" width="734"]]
1420 1420  
1421 1421  
1441 +
1422 1422  == 3.6 Interface Detail ==
1423 1423  
1444 +
1424 1424  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1425 1425  
1426 1426  
... ... @@ -1429,6 +1429,7 @@
1429 1429  [[image:1653356991268-289.png]]
1430 1430  
1431 1431  
1453 +
1432 1432  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1433 1433  
1434 1434  
... ... @@ -1485,6 +1485,8 @@
1485 1485  
1486 1486  (((
1487 1487  
1510 +
1511 +
1488 1488  )))
1489 1489  
1490 1490  (((
... ... @@ -1516,6 +1516,8 @@
1516 1516  
1517 1517  (((
1518 1518  
1543 +
1544 +
1519 1519  )))
1520 1520  
1521 1521  (((
... ... @@ -1546,16 +1546,16 @@
1546 1546  )))
1547 1547  
1548 1548  
1575 +
1549 1549  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1550 1550  
1551 1551  
1552 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1579 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1553 1553  
1554 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1555 -
1556 1556  [[image:1653357531600-905.png]]
1557 1557  
1558 1558  
1584 +
1559 1559  === 3.6.4 Analog Input Interface ===
1560 1560  
1561 1561  
... ... @@ -1573,9 +1573,9 @@
1573 1573  
1574 1574  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1575 1575  
1576 -(% style="color:red" %)**Red:  12~~24v**
1602 +**Red:  12~~24v**
1577 1577  
1578 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1604 +**Yellow:  4~~20mA**
1579 1579  
1580 1580  **Black:  GND**
1581 1581  
... ... @@ -1587,13 +1587,12 @@
1587 1587  [[image:1653357648330-671.png||height="155" width="733"]]
1588 1588  
1589 1589  
1616 +
1590 1590  === 3.6.5 Relay Output ===
1591 1591  
1592 1592  
1593 1593  (((
1594 -The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device's Power Line to in serial of RO1_1 and RO_2. Such as below:
1595 -
1596 -**Note**: RO pins go to Open(NO) when device is power off.
1621 +The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1597 1597  )))
1598 1598  
1599 1599  [[image:image-20220524100215-9.png]]
... ... @@ -1602,6 +1602,7 @@
1602 1602  [[image:image-20220524100215-10.png||height="382" width="723"]]
1603 1603  
1604 1604  
1630 +
1605 1605  == 3.7 LEDs Indicators ==
1606 1606  
1607 1607  
... ... @@ -1608,8 +1608,10 @@
1608 1608  [[image:image-20220524100748-11.png]]
1609 1609  
1610 1610  
1637 +
1611 1611  = 4. Use AT Command =
1612 1612  
1640 +
1613 1613  == 4.1 Access AT Command ==
1614 1614  
1615 1615  
... ... @@ -1820,8 +1820,10 @@
1820 1820  )))
1821 1821  
1822 1822  
1851 +
1823 1823  == 4.2 Common AT Command Sequence ==
1824 1824  
1854 +
1825 1825  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1826 1826  
1827 1827  (((
... ... @@ -1866,6 +1866,7 @@
1866 1866  )))
1867 1867  
1868 1868  
1899 +
1869 1869  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1870 1870  
1871 1871  (((
... ... @@ -1938,7 +1938,7 @@
1938 1938  **3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?
1939 1939  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1940 1940  
1941 -**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5.**
1972 +**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5**
1942 1942  
1943 1943  
1944 1944  )))
... ... @@ -1951,11 +1951,12 @@
1951 1951  
1952 1952  )))
1953 1953  
1985 +
1954 1954  === 4.2.3 Change to Class A ===
1955 1955  
1956 1956  
1957 1957  (((
1958 -(% style="color:blue" %)**If sensor JOINED:**
1990 +(% style="color:blue" %)If sensor JOINED:
1959 1959  
1960 1960  (% style="background-color:#dcdcdc" %)**AT+CLASS=A
1961 1961  ATZ**
... ... @@ -1962,19 +1962,13 @@
1962 1962  )))
1963 1963  
1964 1964  
1965 -= 5. Case Study =
1966 1966  
1967 -== 5.1 Counting how many objects pass in Flow Line ==
1998 += 5. FAQ =
1968 1968  
1969 1969  
1970 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
2001 +== 5.1 How to upgrade the image? ==
1971 1971  
1972 1972  
1973 -= 6. FAQ =
1974 -
1975 -== 6.1 How to upgrade the image? ==
1976 -
1977 -
1978 1978  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1979 1979  
1980 1980  * Support new features
... ... @@ -2002,10 +2002,8 @@
2002 2002  
2003 2003   [[image:image-20220524103407-12.png]]
2004 2004  
2005 -
2006 2006  [[image:image-20220524103429-13.png]]
2007 2007  
2008 -
2009 2009  [[image:image-20220524104033-15.png]]
2010 2010  
2011 2011  
... ... @@ -2017,8 +2017,10 @@
2017 2017  
2018 2018  (((
2019 2019  (((
2020 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2044 +
2021 2021  
2046 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2047 +
2022 2022  
2023 2023  )))
2024 2024  )))
... ... @@ -2030,8 +2030,9 @@
2030 2030  (((
2031 2031  
2032 2032  
2033 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2034 2034  
2060 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2061 +
2035 2035  
2036 2036  )))
2037 2037  
... ... @@ -2045,6 +2045,7 @@
2045 2045  (((
2046 2046  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2047 2047  
2075 +
2048 2048  
2049 2049  )))
2050 2050  )))
... ... @@ -2093,23 +2093,26 @@
2093 2093  [[image:1653360498588-932.png||height="485" width="726"]]
2094 2094  
2095 2095  
2096 -== 6.4 Can I see counting event in Serial? ==
2097 2097  
2125 +== 5.4 Can I see counting event in Serial? ==
2098 2098  
2127 +
2099 2099  (((
2100 2100  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first.
2101 2101  
2102 2102  
2103 -== 6.5 Can i use point to point communication for LT-22222-L? ==
2104 2104  
2133 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2105 2105  
2106 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
2107 2107  
2136 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2137 +
2138 +
2108 2108  
2109 2109  )))
2110 2110  
2111 2111  (((
2112 -== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2143 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2113 2113  
2114 2114  
2115 2115  If the device is not shut down, but directly powered off.
... ... @@ -2121,9 +2121,10 @@
2121 2121  After restart, the status before power failure will be read from flash.
2122 2122  
2123 2123  
2124 -== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2125 2125  
2156 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2126 2126  
2158 +
2127 2127  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2128 2128  
2129 2129  
... ... @@ -2130,18 +2130,15 @@
2130 2130  [[image:image-20221006170630-1.png||height="610" width="945"]]
2131 2131  
2132 2132  
2133 -== 6.8 Can LT22222-L save RO state? ==
2134 2134  
2166 += 6. Trouble Shooting =
2135 2135  
2136 -Firmware version needs to be no less than 1.6.0.
2137 -
2138 -
2139 -= 7. Trouble Shooting =
2168 +
2140 2140  )))
2141 2141  
2142 2142  (((
2143 2143  (((
2144 -== 7.1 Downlink doesn't work, how to solve it? ==
2173 +== 6.1 Downlink doesn't work, how to solve it? ==
2145 2145  
2146 2146  
2147 2147  )))
... ... @@ -2154,8 +2154,9 @@
2154 2154  (((
2155 2155  
2156 2156  
2157 -== 7.2 Have trouble to upload image. ==
2158 2158  
2187 +== 6.2 Have trouble to upload image. ==
2188 +
2159 2159  
2160 2160  )))
2161 2161  
... ... @@ -2166,8 +2166,9 @@
2166 2166  (((
2167 2167  
2168 2168  
2169 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2170 2170  
2200 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2201 +
2171 2171  
2172 2172  )))
2173 2173  
... ... @@ -2176,9 +2176,10 @@
2176 2176  )))
2177 2177  
2178 2178  
2179 -= 8. Order Info =
2180 2180  
2211 += 7. Order Info =
2181 2181  
2213 +
2182 2182  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2183 2183  
2184 2184  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2193,11 +2193,9 @@
2193 2193  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2194 2194  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2195 2195  
2228 += 8. Packing Info =
2196 2196  
2197 2197  
2198 -= 9. Packing Info =
2199 -
2200 -
2201 2201  **Package Includes**:
2202 2202  
2203 2203  * LT-22222-L I/O Controller x 1
... ... @@ -2212,11 +2212,9 @@
2212 2212  * Package Size / pcs : 14.5 x 8 x 5 cm
2213 2213  * Weight / pcs : 170g
2214 2214  
2245 += 9. Support =
2215 2215  
2216 2216  
2217 -= 10. Support =
2218 -
2219 -
2220 2220  * (((
2221 2221  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.
2222 2222  )))
... ... @@ -2224,10 +2224,11 @@
2224 2224  Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2225 2225  
2226 2226  
2255 +
2227 2227  
2228 2228  )))
2229 2229  
2230 -= 11. Reference​​​​​ =
2259 += 10. Reference​​​​​ =
2231 2231  
2232 2232  
2233 2233  * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
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