Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 101.3 >
edited by Xiaoling
on 2022/10/25 15:22
To version < 110.2 >
edited by Xiaoling
on 2022/12/23 08:41
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -15,7 +15,6 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 -
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
... ... @@ -54,7 +54,6 @@
54 54  
55 55  )))
56 56  
57 -
58 58  == 1.2  Specifications ==
59 59  
60 60  (((
... ... @@ -64,7 +64,7 @@
64 64  )))
65 65  
66 66  * (((
67 -STM32L072CZT6 MCU
65 +STM32L072xxxx MCU
68 68  )))
69 69  * (((
70 70  SX1276/78 Wireless Chip 
... ... @@ -171,7 +171,6 @@
171 171  Packet engine up to 256 bytes with CRC.
172 172  
173 173  
174 -
175 175  
176 176  )))
177 177  
... ... @@ -186,6 +186,8 @@
186 186  * Firmware upgradable via program port
187 187  * Counting
188 188  
186 +
187 +
189 189  == 1.4  Applications ==
190 190  
191 191  
... ... @@ -196,6 +196,8 @@
196 196  * Smart Cities
197 197  * Smart Factory
198 198  
198 +
199 +
199 199  == 1.5 Hardware Variants ==
200 200  
201 201  
... ... @@ -210,6 +210,8 @@
210 210  * 1 x Counting Port
211 211  )))
212 212  
214 +
215 +
213 213  = 2. Power ON Device =
214 214  
215 215  
... ... @@ -226,10 +226,8 @@
226 226  [[image:1653297104069-180.png]]
227 227  
228 228  
229 -
230 230  = 3. Operation Mode =
231 231  
232 -
233 233  == 3.1 How it works? ==
234 234  
235 235  
... ... @@ -242,7 +242,6 @@
242 242  )))
243 243  
244 244  
245 -
246 246  == 3.2 Example to join LoRaWAN network ==
247 247  
248 248  
... ... @@ -294,7 +294,6 @@
294 294  [[image:1653298044601-602.png||height="405" width="709"]]
295 295  
296 296  
297 -
298 298  == 3.3 Uplink Payload ==
299 299  
300 300  
... ... @@ -307,6 +307,8 @@
307 307  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
308 308  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
309 309  
309 +
310 +
310 310  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
311 311  
312 312  
... ... @@ -363,6 +363,8 @@
363 363  ** DO1 is high in case there is load between DO1 and V+.
364 364  ** DO1 LED is off in both case
365 365  
367 +
368 +
366 366  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
367 367  
368 368  
... ... @@ -436,7 +436,6 @@
436 436  )))
437 437  
438 438  
439 -
440 440  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
441 441  
442 442  
... ... @@ -483,7 +483,6 @@
483 483  )))
484 484  
485 485  
486 -
487 487  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
488 488  
489 489  
... ... @@ -552,7 +552,6 @@
552 552  )))
553 553  
554 554  
555 -
556 556  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
557 557  
558 558  
... ... @@ -600,7 +600,6 @@
600 600  )))
601 601  
602 602  
603 -
604 604  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
605 605  
606 606  
... ... @@ -740,8 +740,6 @@
740 740  When device got this command, it will send the MOD6 payload.
741 741  
742 742  
743 -
744 -
745 745  === 3.3.7 Payload Decoder ===
746 746  
747 747  (((
... ... @@ -751,7 +751,6 @@
751 751  )))
752 752  
753 753  
754 -
755 755  == 3.4 ​Configure LT via AT or Downlink ==
756 756  
757 757  
... ... @@ -765,10 +765,12 @@
765 765  )))
766 766  )))
767 767  
768 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, 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]]
764 +* (% style="color:blue" %)**Common Commands**(%%): They should be available for each sensor, 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]]
769 769  
770 -* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
766 +* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
771 771  
768 +
769 +
772 772  === 3.4.1 Common Commands ===
773 773  
774 774  
... ... @@ -777,10 +777,8 @@
777 777  )))
778 778  
779 779  
780 -
781 781  === 3.4.2 Sensor related commands ===
782 782  
783 -
784 784  ==== 3.4.2.1 Set Transmit Interval ====
785 785  
786 786  
... ... @@ -788,7 +788,7 @@
788 788  
789 789  * (% style="color:#037691" %)**AT Command:**
790 790  
791 -**AT+TDC=N **
787 +(% style="color:blue" %)**AT+TDC=N **
792 792  
793 793  
794 794  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -796,11 +796,10 @@
796 796  
797 797  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
798 798  
799 -**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
795 +(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
800 800  
801 801  
802 802  
803 -
804 804  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
805 805  
806 806  
... ... @@ -808,7 +808,7 @@
808 808  
809 809  * (% style="color:#037691" %)**AT Command:**
810 810  
811 -**AT+MOD=N  **
806 +(% style="color:blue" %)**AT+MOD=N  **
812 812  
813 813  
814 814  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -816,11 +816,10 @@
816 816  
817 817  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
818 818  
819 -**0x0A aa    ** ~/~/ Same as AT+MOD=aa
814 +(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
820 820  
821 821  
822 822  
823 -
824 824  ==== 3.4.2.3 Poll an uplink ====
825 825  
826 826  
... ... @@ -831,7 +831,7 @@
831 831  
832 832  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
833 833  
834 -**0x08 FF     **~/~/ Poll an uplink
828 +(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
835 835  
836 836  
837 837  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -838,7 +838,6 @@
838 838  
839 839  
840 840  
841 -
842 842  ==== 3.4.2.4 Enable Trigger Mode ====
843 843  
844 844  
... ... @@ -846,20 +846,19 @@
846 846  
847 847  * (% style="color:#037691" %)**AT Command:**
848 848  
849 -**AT+ADDMOD6=1 or 0**
842 +(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
850 850  
851 -1: Enable Trigger Mode
844 +(% style="color:red" %)**1:** (%%)Enable Trigger Mode
852 852  
853 -0: Disable Trigger Mode
846 +(% style="color:red" %)**0: **(%%)Disable Trigger Mode
854 854  
855 855  
856 856  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
857 857  
858 -**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
851 +(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
859 859  
860 860  
861 861  
862 -
863 863  ==== 3.4.2.5 Poll trigger settings ====
864 864  
865 865  
... ... @@ -872,11 +872,10 @@
872 872  
873 873  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
874 874  
875 -**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
867 +(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
876 876  
877 877  
878 878  
879 -
880 880  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
881 881  
882 882  
... ... @@ -884,7 +884,7 @@
884 884  
885 885  * (% style="color:#037691" %)**AT Command:**
886 886  
887 -**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
878 +(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
888 888  
889 889  
890 890  **Example:**
... ... @@ -893,11 +893,10 @@
893 893  
894 894  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
895 895  
896 -**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
887 +(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
897 897  
898 898  
899 899  
900 -
901 901  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
902 902  
903 903  
... ... @@ -905,11 +905,11 @@
905 905  
906 906  * (% style="color:#037691" %)**AT Command:**
907 907  
908 -**AT+TRIG1=a,b**
898 +(% style="color:blue" %)**AT+TRIG1=a,b**
909 909  
910 -a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
900 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
911 911  
912 -b : delay timing.
902 +(% style="color:red" %)**b :** (%%)delay timing.
913 913  
914 914  
915 915  **Example:**
... ... @@ -918,8 +918,11 @@
918 918  
919 919  
920 920  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
921 -* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
922 922  
912 +(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
913 +
914 +
915 +
923 923  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
924 924  
925 925  
... ... @@ -927,14 +927,13 @@
927 927  
928 928  * (% style="color:#037691" %)**AT Command:**
929 929  
930 -**AT+TRIG2=a,b**
923 +(% style="color:blue" %)**AT+TRIG2=a,b**
931 931  
925 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
932 932  
933 -a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
927 +(% style="color:red" %)**b :** (%%)delay timing.
934 934  
935 -b : delay timing.
936 936  
937 -
938 938  **Example:**
939 939  
940 940  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -942,11 +942,10 @@
942 942  
943 943  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
944 944  
945 -**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
937 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
946 946  
947 947  
948 948  
949 -
950 950  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
951 951  
952 952  
... ... @@ -954,16 +954,15 @@
954 954  
955 955  * (% style="color:#037691" %)**AT Command**
956 956  
957 -**AT+ACLIM**
948 +(% style="color:blue" %)**AT+ACLIM**
958 958  
959 959  
960 960  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
961 961  
962 -**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
953 +(% 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"]]
963 963  
964 964  
965 965  
966 -
967 967  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
968 968  
969 969  
... ... @@ -971,16 +971,15 @@
971 971  
972 972  * (% style="color:#037691" %)**AT Command**
973 973  
974 -**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
964 +(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
975 975  
976 976  
977 977  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
978 978  
979 -**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
969 +(% 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"]]
980 980  
981 981  
982 982  
983 -
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 -**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
980 +(% 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 -**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
985 +(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
997 997  
998 998  (((
999 999  
... ... @@ -1003,7 +1003,6 @@
1003 1003  
1004 1004  
1005 1005  
1006 -
1007 1007  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1008 1008  
1009 1009  
... ... @@ -1013,7 +1013,7 @@
1013 1013  
1014 1014  
1015 1015  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1016 -* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1004 +* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1017 1017  
1018 1018  (((
1019 1019  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1035,7 +1035,6 @@
1035 1035  
1036 1036  
1037 1037  
1038 -
1039 1039  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1040 1040  
1041 1041  
... ... @@ -1046,7 +1046,7 @@
1046 1046  
1047 1047  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1048 1048  
1049 -**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1036 +(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1050 1050  
1051 1051  
1052 1052  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1079,6 +1079,13 @@
1079 1079  
1080 1080   Latching time. Unit: ms
1081 1081  
1069 +Note:
1070 +
1071 + Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1072 +
1073 + Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1074 +
1075 +
1082 1082  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1083 1083  
1084 1084  
... ... @@ -1102,7 +1102,6 @@
1102 1102  
1103 1103  
1104 1104  
1105 -
1106 1106  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1107 1107  
1108 1108  
... ... @@ -1113,7 +1113,7 @@
1113 1113  
1114 1114  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1115 1115  
1116 -**0x03 aa bb     **~/~/ Set RO1/RO2 output
1109 +(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1117 1117  
1118 1118  
1119 1119  (((
... ... @@ -1132,7 +1132,6 @@
1132 1132  
1133 1133  
1134 1134  
1135 -
1136 1136  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1137 1137  
1138 1138  
... ... @@ -1143,7 +1143,7 @@
1143 1143  
1144 1144  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1145 1145  
1146 -**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1138 +(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1147 1147  
1148 1148  
1149 1149  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1164,6 +1164,13 @@
1164 1164  
1165 1165  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1166 1166  
1159 +Note:
1160 +
1161 + Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1162 +
1163 + Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1164 +
1165 +
1167 1167  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1168 1168  
1169 1169  
... ... @@ -1194,39 +1194,33 @@
1194 1194  
1195 1195  * (% style="color:#037691" %)**AT Command:**
1196 1196  
1197 -**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1196 +(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1198 1198  
1199 1199  
1200 1200  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1201 1201  
1202 -**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1201 +(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1203 1203  
1204 1204  
1205 1205  
1206 -
1207 1207  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1208 1208  
1209 1209  
1210 1210  * (% style="color:#037691" %)**AT Command:**
1211 1211  
1212 -**AT+SETCNT=aa,(bb cc dd ee) **
1210 +(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1213 1213  
1214 -aa: 1: Set count1,
1212 +(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1215 1215  
1216 -2: Set count2,
1214 +(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1217 1217  
1218 -3: Set AV1 count
1219 1219  
1220 -Bb cc dd ee: number to be set
1221 -
1222 -
1223 1223  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1224 1224  
1225 -**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1219 +(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1226 1226  
1227 1227  
1228 1228  
1229 -
1230 1230  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1231 1231  
1232 1232  
... ... @@ -1234,114 +1234,104 @@
1234 1234  
1235 1235  * (% style="color:#037691" %)**AT Command:**
1236 1236  
1237 -**AT+CLRCOUNT ** ~/~/ clear all counting
1230 +(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1238 1238  
1239 1239  
1240 1240  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1241 1241  
1242 -**0x A6 01    ** ~/~/ clear all counting
1235 +(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1243 1243  
1244 1244  
1245 1245  
1246 -
1247 1247  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1248 1248  
1249 1249  
1250 1250  * (% style="color:#037691" %)**AT Command:**
1251 1251  
1252 -**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1244 +(% 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)
1253 1253  
1254 1254  
1255 1255  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1256 1256  
1257 -**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1249 +(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1258 1258  
1259 1259  (((
1260 1260  range: aa bb cc:0 to 16777215,  (unit:second)
1253 +)))
1261 1261  
1262 1262  
1263 1263  
1264 -
1265 -)))
1257 +==== 3.4.2.20 Reset save RO DO state ====
1266 1266  
1267 -==== 3.4.2.20 Reset save DR DO state ====
1268 1268  
1269 -
1270 1270  * (% style="color:#037691" %)**AT Command:**
1271 1271  
1272 -**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1262 +(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1273 1273  
1274 -**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.
1264 +(% 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.
1275 1275  
1276 1276  
1277 1277  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1278 1278  
1279 -**0x AD aa      **~/~/ same as AT+RODORET =aa
1269 +(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1280 1280  
1281 -(((
1282 -
1283 1283  
1284 1284  
1285 -
1286 1286  ==== 3.4.2.21 Encrypted payload ====
1287 1287  
1288 1288  
1289 1289  * (% style="color:#037691" %)**AT Command:**
1290 1290  
1291 -**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1278 +(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1292 1292  
1293 -**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1280 +(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1294 1294  
1295 1295  
1296 1296  
1297 -
1298 1298  ==== 3.4.2.22 Get sensor value ====
1299 1299  
1300 1300  
1301 1301  * (% style="color:#037691" %)**AT Command:**
1302 1302  
1303 -**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1289 +(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1304 1304  
1305 -**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1291 +(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1306 1306  
1307 1307  
1308 1308  
1309 -
1310 1310  ==== 3.4.2.23 Resets the downlink packet count ====
1311 1311  
1312 1312  
1313 1313  * (% style="color:#037691" %)**AT Command:**
1314 1314  
1315 -**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)
1300 +(% 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)
1316 1316  
1317 -**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.
1302 +(% 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.
1318 1318  
1319 1319  
1320 1320  
1321 -
1322 1322  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1323 1323  
1324 1324  
1325 1325  * (% style="color:#037691" %)**AT Command:**
1326 1326  
1327 - **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)
1311 +(% 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)
1328 1328  
1329 - **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.
1313 +(% 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.
1330 1330  
1331 1331  
1332 1332  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1333 1333  
1334 -**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1318 +(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1335 1335  
1336 1336  
1337 1337  
1338 -
1339 1339  ==== 3.4.2.25 Copy downlink to uplink ====
1340 1340  
1341 1341  
1342 1342  * (% style="color:#037691" %)**AT Command**(%%)**:**
1343 1343  
1344 - **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.
1327 +(% 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.
1345 1345  
1346 1346  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.
1347 1347  
... ... @@ -1364,7 +1364,7 @@
1364 1364  * (((
1365 1365  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1366 1366  
1367 -**26 01  ** ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1350 +(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1368 1368  
1369 1369  
1370 1370  )))
... ... @@ -1374,9 +1374,6 @@
1374 1374  [[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"]]
1375 1375  
1376 1376  
1377 -
1378 -)))
1379 -
1380 1380  == 3.5 Integrate with Mydevice ==
1381 1381  
1382 1382  
... ... @@ -1426,10 +1426,8 @@
1426 1426  [[image:image-20220524094909-5.png||height="341" width="734"]]
1427 1427  
1428 1428  
1429 -
1430 1430  == 3.6 Interface Detail ==
1431 1431  
1432 -
1433 1433  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1434 1434  
1435 1435  
... ... @@ -1438,7 +1438,6 @@
1438 1438  [[image:1653356991268-289.png]]
1439 1439  
1440 1440  
1441 -
1442 1442  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1443 1443  
1444 1444  
... ... @@ -1495,8 +1495,6 @@
1495 1495  
1496 1496  (((
1497 1497  
1498 -
1499 -
1500 1500  )))
1501 1501  
1502 1502  (((
... ... @@ -1528,8 +1528,6 @@
1528 1528  
1529 1529  (((
1530 1530  
1531 -
1532 -
1533 1533  )))
1534 1534  
1535 1535  (((
... ... @@ -1560,16 +1560,16 @@
1560 1560  )))
1561 1561  
1562 1562  
1563 -
1564 1564  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1565 1565  
1566 1566  
1567 -NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1539 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1568 1568  
1541 +Note: DO pins go to float when device is power off.
1542 +
1569 1569  [[image:1653357531600-905.png]]
1570 1570  
1571 1571  
1572 -
1573 1573  === 3.6.4 Analog Input Interface ===
1574 1574  
1575 1575  
... ... @@ -1601,12 +1601,13 @@
1601 1601  [[image:1653357648330-671.png||height="155" width="733"]]
1602 1602  
1603 1603  
1604 -
1605 1605  === 3.6.5 Relay Output ===
1606 1606  
1607 1607  
1608 1608  (((
1609 -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:
1581 +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:
1582 +
1583 +**Note**: RO pins go to Open(NO) when device is power off.
1610 1610  )))
1611 1611  
1612 1612  [[image:image-20220524100215-9.png]]
... ... @@ -1615,7 +1615,6 @@
1615 1615  [[image:image-20220524100215-10.png||height="382" width="723"]]
1616 1616  
1617 1617  
1618 -
1619 1619  == 3.7 LEDs Indicators ==
1620 1620  
1621 1621  
... ... @@ -1622,10 +1622,8 @@
1622 1622  [[image:image-20220524100748-11.png]]
1623 1623  
1624 1624  
1625 -
1626 1626  = 4. Use AT Command =
1627 1627  
1628 -
1629 1629  == 4.1 Access AT Command ==
1630 1630  
1631 1631  
... ... @@ -1836,10 +1836,8 @@
1836 1836  )))
1837 1837  
1838 1838  
1839 -
1840 1840  == 4.2 Common AT Command Sequence ==
1841 1841  
1842 -
1843 1843  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1844 1844  
1845 1845  (((
... ... @@ -1884,7 +1884,6 @@
1884 1884  )))
1885 1885  
1886 1886  
1887 -
1888 1888  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1889 1889  
1890 1890  (((
... ... @@ -1970,12 +1970,11 @@
1970 1970  
1971 1971  )))
1972 1972  
1973 -
1974 1974  === 4.2.3 Change to Class A ===
1975 1975  
1976 1976  
1977 1977  (((
1978 -(% style="color:blue" %)If sensor JOINED:
1945 +(% style="color:blue" %)**If sensor JOINED:**
1979 1979  
1980 1980  (% style="background-color:#dcdcdc" %)**AT+CLASS=A
1981 1981  ATZ**
... ... @@ -1982,10 +1982,8 @@
1982 1982  )))
1983 1983  
1984 1984  
1985 -
1986 1986  = 5. FAQ =
1987 1987  
1988 -
1989 1989  == 5.1 How to upgrade the image? ==
1990 1990  
1991 1991  
... ... @@ -2029,8 +2029,6 @@
2029 2029  
2030 2030  (((
2031 2031  (((
2032 -
2033 -
2034 2034  == 5.2 How to change the LoRa Frequency Bands/Region? ==
2035 2035  
2036 2036  
... ... @@ -2044,7 +2044,6 @@
2044 2044  (((
2045 2045  
2046 2046  
2047 -
2048 2048  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2049 2049  
2050 2050  
... ... @@ -2060,7 +2060,6 @@
2060 2060  (((
2061 2061  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2062 2062  
2063 -
2064 2064  
2065 2065  )))
2066 2066  )))
... ... @@ -2109,7 +2109,6 @@
2109 2109  [[image:1653360498588-932.png||height="485" width="726"]]
2110 2110  
2111 2111  
2112 -
2113 2113  == 5.4 Can I see counting event in Serial? ==
2114 2114  
2115 2115  
... ... @@ -2117,13 +2117,11 @@
2117 2117  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.
2118 2118  
2119 2119  
2120 -
2121 2121  == 5.5 Can i use point to point communication for LT-22222-L? ==
2122 2122  
2123 2123  
2124 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2083 +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]].
2125 2125  
2126 -
2127 2127  
2128 2128  )))
2129 2129  
... ... @@ -2140,7 +2140,6 @@
2140 2140  After restart, the status before power failure will be read from flash.
2141 2141  
2142 2142  
2143 -
2144 2144  == 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2145 2145  
2146 2146  
... ... @@ -2150,10 +2150,13 @@
2150 2150  [[image:image-20221006170630-1.png||height="610" width="945"]]
2151 2151  
2152 2152  
2110 +== 5.8 Can LT22222-L save RO state? ==
2153 2153  
2154 -= 6. Trouble Shooting =
2155 2155  
2156 -
2113 +Firmware version needs to be no less than 1.6.0.
2114 +
2115 +
2116 += 6. Trouble Shooting =
2157 2157  )))
2158 2158  
2159 2159  (((
... ... @@ -2171,7 +2171,6 @@
2171 2171  (((
2172 2172  
2173 2173  
2174 -
2175 2175  == 6.2 Have trouble to upload image. ==
2176 2176  
2177 2177  
... ... @@ -2184,7 +2184,6 @@
2184 2184  (((
2185 2185  
2186 2186  
2187 -
2188 2188  == 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2189 2189  
2190 2190  
... ... @@ -2195,7 +2195,6 @@
2195 2195  )))
2196 2196  
2197 2197  
2198 -
2199 2199  = 7. Order Info =
2200 2200  
2201 2201  
... ... @@ -2244,7 +2244,6 @@
2244 2244  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]]
2245 2245  
2246 2246  
2247 -
2248 2248  
2249 2249  )))
2250 2250  
... ... @@ -2254,3 +2254,6 @@
2254 2254  * 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]]
2255 2255  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2256 2256  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2213 +
2214 +
2215 +
image-20221112174847-1.png
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