Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 111.1 >
edited by Bei Jinggeng
on 2023/01/10 17:26
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
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
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  (((
... ... @@ -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  
... ... @@ -184,6 +184,8 @@
184 184  * Counting
185 185  
186 186  
190 +
191 +
187 187  == 1.4  Applications ==
188 188  
189 189  
... ... @@ -195,6 +195,8 @@
195 195  * Smart Factory
196 196  
197 197  
203 +
204 +
198 198  == 1.5 Hardware Variants ==
199 199  
200 200  
... ... @@ -210,6 +210,8 @@
210 210  )))
211 211  
212 212  
220 +
221 +
213 213  = 2. Power ON Device =
214 214  
215 215  
... ... @@ -226,8 +226,10 @@
226 226  [[image:1653297104069-180.png]]
227 227  
228 228  
238 +
229 229  = 3. Operation Mode =
230 230  
241 +
231 231  == 3.1 How it works? ==
232 232  
233 233  
... ... @@ -240,6 +240,7 @@
240 240  )))
241 241  
242 242  
254 +
243 243  == 3.2 Example to join LoRaWAN network ==
244 244  
245 245  
... ... @@ -291,6 +291,7 @@
291 291  [[image:1653298044601-602.png||height="405" width="709"]]
292 292  
293 293  
306 +
294 294  == 3.3 Uplink Payload ==
295 295  
296 296  
... ... @@ -304,6 +304,8 @@
304 304  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
305 305  
306 306  
320 +
321 +
307 307  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
308 308  
309 309  
... ... @@ -361,6 +361,8 @@
361 361  ** DO1 LED is off in both case
362 362  
363 363  
379 +
380 +
364 364  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
365 365  
366 366  
... ... @@ -434,6 +434,7 @@
434 434  )))
435 435  
436 436  
454 +
437 437  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
438 438  
439 439  
... ... @@ -480,6 +480,7 @@
480 480  )))
481 481  
482 482  
501 +
483 483  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
484 484  
485 485  
... ... @@ -548,6 +548,7 @@
548 548  )))
549 549  
550 550  
570 +
551 551  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
552 552  
553 553  
... ... @@ -595,6 +595,7 @@
595 595  )))
596 596  
597 597  
618 +
598 598  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
599 599  
600 600  
... ... @@ -734,6 +734,7 @@
734 734  When device got this command, it will send the MOD6 payload.
735 735  
736 736  
758 +
737 737  === 3.3.7 Payload Decoder ===
738 738  
739 739  (((
... ... @@ -743,6 +743,7 @@
743 743  )))
744 744  
745 745  
768 +
746 746  == 3.4 ​Configure LT via AT or Downlink ==
747 747  
748 748  
... ... @@ -761,6 +761,7 @@
761 761  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
762 762  
763 763  
787 +
764 764  === 3.4.1 Common Commands ===
765 765  
766 766  
... ... @@ -769,8 +769,10 @@
769 769  )))
770 770  
771 771  
796 +
772 772  === 3.4.2 Sensor related commands ===
773 773  
799 +
774 774  ==== 3.4.2.1 Set Transmit Interval ====
775 775  
776 776  
... ... @@ -778,7 +778,7 @@
778 778  
779 779  * (% style="color:#037691" %)**AT Command:**
780 780  
781 -(% style="color:blue" %)**AT+TDC=N **
807 +**(% style="color:blue" %)AT+TDC=N **
782 782  
783 783  
784 784  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -786,10 +786,11 @@
786 786  
787 787  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
788 788  
789 -(% 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)**
790 790  
791 791  
792 792  
819 +
793 793  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
794 794  
795 795  
... ... @@ -797,7 +797,7 @@
797 797  
798 798  * (% style="color:#037691" %)**AT Command:**
799 799  
800 -(% style="color:blue" %)**AT+MOD=N  **
827 +**(% style="color:blue" %)AT+MOD=N  **
801 801  
802 802  
803 803  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -805,10 +805,11 @@
805 805  
806 806  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
807 807  
808 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
835 +**(% style="color:blue" %)0x0A aa  (%%)  ** ~/~/ Same as AT+MOD=aa
809 809  
810 810  
811 811  
839 +
812 812  ==== 3.4.2.3 Poll an uplink ====
813 813  
814 814  
... ... @@ -819,7 +819,7 @@
819 819  
820 820  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
821 821  
822 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
850 +**(% style="color:blue" %)0x08 FF  (%%)   **~/~/ Poll an uplink
823 823  
824 824  
825 825  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -826,6 +826,7 @@
826 826  
827 827  
828 828  
857 +
829 829  ==== 3.4.2.4 Enable Trigger Mode ====
830 830  
831 831  
... ... @@ -833,19 +833,20 @@
833 833  
834 834  * (% style="color:#037691" %)**AT Command:**
835 835  
836 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
865 +**(% style="color:blue" %)AT+ADDMOD6=1 or 0**
837 837  
838 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
867 +**(% style="color:red" %)1:** Enable Trigger Mode
839 839  
840 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
869 +**(% style="color:red" %)0: **Disable Trigger Mode
841 841  
842 842  
843 843  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
844 844  
845 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
874 +**(% style="color:blue" %)0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
846 846  
847 847  
848 848  
878 +
849 849  ==== 3.4.2.5 Poll trigger settings ====
850 850  
851 851  
... ... @@ -858,10 +858,11 @@
858 858  
859 859  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
860 860  
861 -(% 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
862 862  
863 863  
864 864  
895 +
865 865  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
866 866  
867 867  
... ... @@ -869,7 +869,7 @@
869 869  
870 870  * (% style="color:#037691" %)**AT Command:**
871 871  
872 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
903 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
873 873  
874 874  
875 875  **Example:**
... ... @@ -878,10 +878,11 @@
878 878  
879 879  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
880 880  
881 -(% 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
882 882  
883 883  
884 884  
916 +
885 885  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
886 886  
887 887  
... ... @@ -889,11 +889,11 @@
889 889  
890 890  * (% style="color:#037691" %)**AT Command:**
891 891  
892 -(% style="color:blue" %)**AT+TRIG1=a,b**
924 +**(% style="color:blue" %)AT+TRIG1=a,b**
893 893  
894 -(% 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).
895 895  
896 -(% style="color:red" %)**b :** (%%)delay timing.
928 +**(% style="color:red" %)b :** (%%)delay timing.
897 897  
898 898  
899 899  **Example:**
... ... @@ -902,8 +902,8 @@
902 902  
903 903  
904 904  * (% 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)
905 905  
906 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
907 907  
908 908  
909 909  
... ... @@ -914,13 +914,14 @@
914 914  
915 915  * (% style="color:#037691" %)**AT Command:**
916 916  
917 -(% style="color:blue" %)**AT+TRIG2=a,b**
949 +**(% style="color:blue" %)AT+TRIG2=a,b**
918 918  
919 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
920 920  
921 -(% 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).
922 922  
954 +**(% style="color:red" %)b :** (%%)delay timing.
923 923  
956 +
924 924  **Example:**
925 925  
926 926  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -928,10 +928,11 @@
928 928  
929 929  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
930 930  
931 -(% 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)
932 932  
933 933  
934 934  
968 +
935 935  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
936 936  
937 937  
... ... @@ -939,15 +939,16 @@
939 939  
940 940  * (% style="color:#037691" %)**AT Command**
941 941  
942 -(% style="color:blue" %)**AT+ACLIM**
976 +**(% style="color:blue" %)AT+ACLIM**
943 943  
944 944  
945 945  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
946 946  
947 -(% 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"]]
948 948  
949 949  
950 950  
985 +
951 951  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
952 952  
953 953  
... ... @@ -955,15 +955,16 @@
955 955  
956 956  * (% style="color:#037691" %)**AT Command**
957 957  
958 -(% 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"]]**
959 959  
960 960  
961 961  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
962 962  
963 -(% 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"]]
964 964  
965 965  
966 966  
1002 +
967 967  ==== 3.4.2.11 Trigger – Set minimum interval ====
968 968  
969 969  
... ... @@ -971,12 +971,12 @@
971 971  
972 972  * (% style="color:#037691" %)**AT Command**
973 973  
974 -(% 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.
975 975  
976 976  
977 977  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
978 978  
979 -(% 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)
980 980  
981 981  (((
982 982  
... ... @@ -986,6 +986,7 @@
986 986  
987 987  
988 988  
1025 +
989 989  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
990 990  
991 991  
... ... @@ -995,7 +995,7 @@
995 995  
996 996  
997 997  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
998 -* (% 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
999 999  
1000 1000  (((
1001 1001  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1017,6 +1017,7 @@
1017 1017  
1018 1018  
1019 1019  
1057 +
1020 1020  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1021 1021  
1022 1022  
... ... @@ -1027,7 +1027,7 @@
1027 1027  
1028 1028  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1029 1029  
1030 -(% 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
1031 1031  
1032 1032  
1033 1033  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1060,13 +1060,6 @@
1060 1060  
1061 1061   Latching time. Unit: ms
1062 1062  
1063 -Note:
1064 -
1065 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1066 -
1067 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1068 -
1069 -
1070 1070  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1071 1071  
1072 1072  
... ... @@ -1090,6 +1090,7 @@
1090 1090  
1091 1091  
1092 1092  
1124 +
1093 1093  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1094 1094  
1095 1095  
... ... @@ -1100,7 +1100,7 @@
1100 1100  
1101 1101  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1102 1102  
1103 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1135 +**(% style="color:blue" %)0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1104 1104  
1105 1105  
1106 1106  (((
... ... @@ -1119,6 +1119,7 @@
1119 1119  
1120 1120  
1121 1121  
1154 +
1122 1122  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1123 1123  
1124 1124  
... ... @@ -1129,7 +1129,7 @@
1129 1129  
1130 1130  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1131 1131  
1132 -(% 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
1133 1133  
1134 1134  
1135 1135  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1150,19 +1150,12 @@
1150 1150  
1151 1151  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1152 1152  
1153 -Note:
1154 -
1155 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1156 -
1157 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1158 -
1159 -
1160 1160  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1161 1161  
1162 1162  
1163 1163  **Example payload:**
1164 1164  
1165 -**~1. 05 01 11 07 D0**
1191 +**~1. 05 01 11 07 D**
1166 1166  
1167 1167  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1168 1168  
... ... @@ -1187,33 +1187,35 @@
1187 1187  
1188 1188  * (% style="color:#037691" %)**AT Command:**
1189 1189  
1190 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1216 +**(% style="color:blue" %)AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1191 1191  
1192 1192  
1193 1193  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1194 1194  
1195 -(% 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
1196 1196  
1197 1197  
1198 1198  
1225 +
1199 1199  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1200 1200  
1201 1201  
1202 1202  * (% style="color:#037691" %)**AT Command:**
1203 1203  
1204 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1231 +**(% style="color:blue" %)AT+SETCNT=aa,(bb cc dd ee) **
1205 1205  
1206 -(% 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
1207 1207  
1208 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1235 +**(% style="color:red" %)bb cc dd ee: **(%%)number to be set
1209 1209  
1210 1210  
1211 1211  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1212 1212  
1213 -(% 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)
1214 1214  
1215 1215  
1216 1216  
1244 +
1217 1217  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1218 1218  
1219 1219  
... ... @@ -1221,26 +1221,27 @@
1221 1221  
1222 1222  * (% style="color:#037691" %)**AT Command:**
1223 1223  
1224 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1252 +**(% style="color:blue" %)AT+CLRCOUNT **(%%) ~/~/ clear all counting
1225 1225  
1226 1226  
1227 1227  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1228 1228  
1229 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1257 +**(% style="color:blue" %)0x A6 01    ** (%%)~/~/ clear all counting
1230 1230  
1231 1231  
1232 1232  
1261 +
1233 1233  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1234 1234  
1235 1235  
1236 1236  * (% style="color:#037691" %)**AT Command:**
1237 1237  
1238 -(% 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)
1239 1239  
1240 1240  
1241 1241  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1242 1242  
1243 -(% 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,
1244 1244  
1245 1245  (((
1246 1246  range: aa bb cc:0 to 16777215,  (unit:second)
... ... @@ -1248,20 +1248,22 @@
1248 1248  
1249 1249  
1250 1250  
1251 -==== 3.4.2.20 Reset save RO DO state ====
1252 1252  
1281 +==== 3.4.2.20 Reset save DR DO state ====
1253 1253  
1283 +
1254 1254  * (% style="color:#037691" %)**AT Command:**
1255 1255  
1256 -(% 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)
1257 1257  
1258 -(% 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.
1259 1259  
1260 1260  
1261 1261  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1262 1262  
1263 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1293 +**(% style="color:blue" %)0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1264 1264  
1295 +
1265 1265  
1266 1266  
1267 1267  ==== 3.4.2.21 Encrypted payload ====
... ... @@ -1269,56 +1269,60 @@
1269 1269  
1270 1270  * (% style="color:#037691" %)**AT Command:**
1271 1271  
1272 -(% 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
1273 1273  
1274 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1305 +**(% style="color:blue" %)AT+DECRYPT=0  **(%%)~/~/Encrypt when uploading payload (default)
1275 1275  
1276 1276  
1277 1277  
1309 +
1278 1278  ==== 3.4.2.22 Get sensor value ====
1279 1279  
1280 1280  
1281 1281  * (% style="color:#037691" %)**AT Command:**
1282 1282  
1283 -(% 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
1284 1284  
1285 -(% 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.
1286 1286  
1287 1287  
1288 1288  
1321 +
1289 1289  ==== 3.4.2.23 Resets the downlink packet count ====
1290 1290  
1291 1291  
1292 1292  * (% style="color:#037691" %)**AT Command:**
1293 1293  
1294 -(% 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)
1295 1295  
1296 -(% 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.
1297 1297  
1298 1298  
1299 1299  
1333 +
1300 1300  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1301 1301  
1302 1302  
1303 1303  * (% style="color:#037691" %)**AT Command:**
1304 1304  
1305 -(% 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)
1306 1306  
1307 -(% 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.
1308 1308  
1309 1309  
1310 1310  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1311 1311  
1312 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1346 +**(% style="color:blue" %)0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1313 1313  
1314 1314  
1315 1315  
1350 +
1316 1316  ==== 3.4.2.25 Copy downlink to uplink ====
1317 1317  
1318 1318  
1319 1319  * (% style="color:#037691" %)**AT Command**(%%)**:**
1320 1320  
1321 -(% 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.
1322 1322  
1323 1323  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.
1324 1324  
... ... @@ -1341,7 +1341,7 @@
1341 1341  * (((
1342 1342  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1343 1343  
1344 -(% 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.
1345 1345  
1346 1346  
1347 1347  )))
... ... @@ -1351,6 +1351,9 @@
1351 1351  [[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"]]
1352 1352  
1353 1353  
1389 +
1390 +)))
1391 +
1354 1354  == 3.5 Integrate with Mydevice ==
1355 1355  
1356 1356  
... ... @@ -1400,8 +1400,10 @@
1400 1400  [[image:image-20220524094909-5.png||height="341" width="734"]]
1401 1401  
1402 1402  
1441 +
1403 1403  == 3.6 Interface Detail ==
1404 1404  
1444 +
1405 1405  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1406 1406  
1407 1407  
... ... @@ -1410,6 +1410,7 @@
1410 1410  [[image:1653356991268-289.png]]
1411 1411  
1412 1412  
1453 +
1413 1413  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1414 1414  
1415 1415  
... ... @@ -1466,6 +1466,8 @@
1466 1466  
1467 1467  (((
1468 1468  
1510 +
1511 +
1469 1469  )))
1470 1470  
1471 1471  (((
... ... @@ -1497,6 +1497,8 @@
1497 1497  
1498 1498  (((
1499 1499  
1543 +
1544 +
1500 1500  )))
1501 1501  
1502 1502  (((
... ... @@ -1527,16 +1527,16 @@
1527 1527  )))
1528 1528  
1529 1529  
1575 +
1530 1530  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1531 1531  
1532 1532  
1533 -**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.
1534 1534  
1535 -Note: DO pins go to float when device is power off.
1536 -
1537 1537  [[image:1653357531600-905.png]]
1538 1538  
1539 1539  
1584 +
1540 1540  === 3.6.4 Analog Input Interface ===
1541 1541  
1542 1542  
... ... @@ -1568,13 +1568,12 @@
1568 1568  [[image:1653357648330-671.png||height="155" width="733"]]
1569 1569  
1570 1570  
1616 +
1571 1571  === 3.6.5 Relay Output ===
1572 1572  
1573 1573  
1574 1574  (((
1575 -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:
1576 -
1577 -**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:
1578 1578  )))
1579 1579  
1580 1580  [[image:image-20220524100215-9.png]]
... ... @@ -1583,6 +1583,7 @@
1583 1583  [[image:image-20220524100215-10.png||height="382" width="723"]]
1584 1584  
1585 1585  
1630 +
1586 1586  == 3.7 LEDs Indicators ==
1587 1587  
1588 1588  
... ... @@ -1589,8 +1589,10 @@
1589 1589  [[image:image-20220524100748-11.png]]
1590 1590  
1591 1591  
1637 +
1592 1592  = 4. Use AT Command =
1593 1593  
1640 +
1594 1594  == 4.1 Access AT Command ==
1595 1595  
1596 1596  
... ... @@ -1801,8 +1801,10 @@
1801 1801  )))
1802 1802  
1803 1803  
1851 +
1804 1804  == 4.2 Common AT Command Sequence ==
1805 1805  
1854 +
1806 1806  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1807 1807  
1808 1808  (((
... ... @@ -1847,6 +1847,7 @@
1847 1847  )))
1848 1848  
1849 1849  
1899 +
1850 1850  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1851 1851  
1852 1852  (((
... ... @@ -1932,11 +1932,12 @@
1932 1932  
1933 1933  )))
1934 1934  
1985 +
1935 1935  === 4.2.3 Change to Class A ===
1936 1936  
1937 1937  
1938 1938  (((
1939 -(% style="color:blue" %)**If sensor JOINED:**
1990 +(% style="color:blue" %)If sensor JOINED:
1940 1940  
1941 1941  (% style="background-color:#dcdcdc" %)**AT+CLASS=A
1942 1942  ATZ**
... ... @@ -1943,8 +1943,10 @@
1943 1943  )))
1944 1944  
1945 1945  
1997 +
1946 1946  = 5. FAQ =
1947 1947  
2000 +
1948 1948  == 5.1 How to upgrade the image? ==
1949 1949  
1950 1950  
... ... @@ -1988,6 +1988,8 @@
1988 1988  
1989 1989  (((
1990 1990  (((
2044 +
2045 +
1991 1991  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1992 1992  
1993 1993  
... ... @@ -2001,6 +2001,7 @@
2001 2001  (((
2002 2002  
2003 2003  
2059 +
2004 2004  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2005 2005  
2006 2006  
... ... @@ -2016,6 +2016,7 @@
2016 2016  (((
2017 2017  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2018 2018  
2075 +
2019 2019  
2020 2020  )))
2021 2021  )))
... ... @@ -2064,6 +2064,7 @@
2064 2064  [[image:1653360498588-932.png||height="485" width="726"]]
2065 2065  
2066 2066  
2124 +
2067 2067  == 5.4 Can I see counting event in Serial? ==
2068 2068  
2069 2069  
... ... @@ -2071,11 +2071,13 @@
2071 2071  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.
2072 2072  
2073 2073  
2132 +
2074 2074  == 5.5 Can i use point to point communication for LT-22222-L? ==
2075 2075  
2076 2076  
2077 -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]].
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]].
2078 2078  
2138 +
2079 2079  
2080 2080  )))
2081 2081  
... ... @@ -2092,6 +2092,7 @@
2092 2092  After restart, the status before power failure will be read from flash.
2093 2093  
2094 2094  
2155 +
2095 2095  == 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2096 2096  
2097 2097  
... ... @@ -2101,13 +2101,10 @@
2101 2101  [[image:image-20221006170630-1.png||height="610" width="945"]]
2102 2102  
2103 2103  
2104 -== 5.8 Can LT22222-L save RO state? ==
2105 2105  
2106 -
2107 -Firmware version needs to be no less than 1.6.0.
2108 -
2109 -
2110 2110  = 6. Trouble Shooting =
2167 +
2168 +
2111 2111  )))
2112 2112  
2113 2113  (((
... ... @@ -2125,6 +2125,7 @@
2125 2125  (((
2126 2126  
2127 2127  
2186 +
2128 2128  == 6.2 Have trouble to upload image. ==
2129 2129  
2130 2130  
... ... @@ -2137,6 +2137,7 @@
2137 2137  (((
2138 2138  
2139 2139  
2199 +
2140 2140  == 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2141 2141  
2142 2142  
... ... @@ -2147,6 +2147,7 @@
2147 2147  )))
2148 2148  
2149 2149  
2210 +
2150 2150  = 7. Order Info =
2151 2151  
2152 2152  
... ... @@ -2164,7 +2164,6 @@
2164 2164  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2165 2165  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2166 2166  
2167 -
2168 2168  = 8. Packing Info =
2169 2169  
2170 2170  
... ... @@ -2182,7 +2182,6 @@
2182 2182  * Package Size / pcs : 14.5 x 8 x 5 cm
2183 2183  * Weight / pcs : 170g
2184 2184  
2185 -
2186 2186  = 9. Support =
2187 2187  
2188 2188  
... ... @@ -2193,6 +2193,7 @@
2193 2193  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]]
2194 2194  
2195 2195  
2255 +
2196 2196  
2197 2197  )))
2198 2198  
... ... @@ -2202,5 +2202,3 @@
2202 2202  * 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]]
2203 2203  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2204 2204  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2205 -
2206 -
image-20221112174847-1.png
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