Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 196.1 >
edited by Dilisi S
on 2024/11/17 06:09
To version < 189.1 >
edited by Dilisi S
on 2024/11/12 04:05
>
Change comment: Uploaded new attachment "usb-ttl-programming.png", version {1}

Summary

Details

Page properties
Content
... ... @@ -111,6 +111,23 @@
111 111  * Smart cities
112 112  * Smart factory
113 113  
114 +== 1.5 Hardware Variants ==
115 +
116 +
117 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
118 +|(% style="background-color:#4f81bd; color:white; width:103px" %)**Model**|(% style="background-color:#4f81bd; color:white; width:131px" %)**Photo**|(% style="background-color:#4f81bd; color:white; width:266px" %)**Description**
119 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
120 +(% style="text-align:center" %)
121 +[[image:image-20230424115112-1.png||height="106" width="58"]]
122 +)))|(% style="width:334px" %)(((
123 +* 2 x Digital Input (Bi-direction)
124 +* 2 x Digital Output
125 +* 2 x Relay Output (5A@250VAC / 30VDC)
126 +* 2 x 0~~20mA Analog Input (res:0.01mA)
127 +* 2 x 0~~30V Analog Input (res:0.01v)
128 +* 1 x Counting Port
129 +)))
130 +
114 114  = 2. Assembling the device =
115 115  
116 116  == 2.1 Connecting the antenna ==
... ... @@ -277,10 +277,10 @@
277 277  [[image:lt-22222-ul-payload-fmt.png||height="686" width="1000"]]
278 278  
279 279  
280 -== 3.3 Working Modes and Uplink Payload formats ==
297 +== 3.3 Work Modes and Uplink Payload formats ==
281 281  
282 282  
283 -The LT-22222-L has 5 **working modes**. It also has an interrupt/trigger mode for different types of applications that can be used together with any working mode as an additional feature. The default mode is MOD1 and you can switch between these modes using AT commands.
300 +The LT-22222-L has 5 **work modes**. It also has an interrupt/trigger mode for different types of applications that can be used together with any work mode as an additional feature. The default mode is MOD1 and you can switch between these modes using AT commands.
284 284  
285 285  * (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO
286 286  
... ... @@ -294,7 +294,7 @@
294 294  
295 295  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
296 296  
297 -The uplink messages are sent over LoRaWAN FPort=2. By default, an uplink message is sent every 10 minutes.
314 +The uplink messages are sent over LoRaWAN FPort 2. By default, an uplink message is sent every 10 minutes.
298 298  
299 299  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
300 300  
... ... @@ -303,7 +303,7 @@
303 303  
304 304  The uplink payload is 11 bytes long.
305 305  
306 -(% style="color:red" %)**Note:The maximum count depends on the bytes number of bytes.
323 +(% style="color:red" %)**Note:The maximum count depends on the bytes it is.
307 307  The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec).
308 308  It starts counting again when it reaches the maximum value.**(% style="display:none" wfd-invisible="true" %)
309 309  
... ... @@ -363,13 +363,9 @@
363 363  * [1] DO2 channel output is LOW, and the DO2 LED is ON.
364 364  * [0] DO1 channel output state:
365 365  ** DO1 is FLOATING when there is no load between DO1 and V+.
366 -** DO1 is HIGH and there is a load between DO1 and V+.
383 +** DO1 is HIGH when there is a load between DO1 and V+.
367 367  ** DO1 LED is OFF in both cases.
368 368  
369 -Reserve = 0
370 -
371 -MOD = 1
372 -
373 373  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
374 374  
375 375  
... ... @@ -625,27 +625,24 @@
625 625  )))
626 626  
627 627  
628 -=== 3.3.6 AT+ADDMOD~=6 (Trigger Mode, Optional) ===
641 +=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
629 629  
630 630  
631 -(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate __alongside__ with other modes.**
644 +(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate together with other modes.**
632 632  
633 -For example, if you configure the following commands:
646 +For example, if you configured the following commands:
634 634  
635 -* **AT+MOD=1 ** **~-~->**  Sets the default working mode
636 -* **AT+ADDMOD6=1**   **~-~->**  Enables trigger mode
648 +* **AT+MOD=1 ** **~-~->**  The default work mode
649 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger mode
637 637  
638 -The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. It will send uplink packets in two cases:
651 +The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. LT will send uplink packets in two cases:
639 639  
640 -1. Periodic uplink: Based on TDC time. The payload is the same as in normal mode (MOD=1 as set above). These are (% style="color:#4f81bd" %)**unconfirmed**(%%) uplinks.
653 +1. Periodically uplink (Based on TDC time). The payload is the same as in normal mode (MOD=1 for the commands above). These are (% style="color:#4f81bd" %)**unconfirmed**(%%) uplinks.
641 641  1. (((
642 -Trigger uplink: sent when a trigger condition is met. In this case, LT will send two packets
643 -
644 -* The first uplink uses the payload specified in trigger mode (MOD=6).
645 -* The second packet uses the normal mode payload (MOD=1 as set above). Both are (% style="color:#4f81bd" %)**confirmed uplinks.**
655 +Trigger uplink when the trigger condition is met. LT will send two packets in this case. The first uplink uses the payload specified in trigger mode (MOD=6). The second packet uses the normal mode payload (MOD=1 as set above). Both are (% style="color:#4f81bd" %)**confirmed uplinks.**
646 646  )))
647 647  
648 -(% style="color:#037691" %)**AT Commands to set Trigger Conditions**:
658 +(% style="color:#037691" %)**AT Commands to set Trigger Condition**:
649 649  
650 650  (% style="color:#4f81bd" %)**Trigger based on voltage**:
651 651  
... ... @@ -654,9 +654,9 @@
654 654  
655 655  **Example:**
656 656  
657 -AT+AVLIM=3000,6000,0,2000 (triggers an uplink if AVI1 voltage is lower than 3V or higher than 6V, or if AV2 voltage is higher than 2V)
667 +AT+AVLIM=3000,6000,0,2000   (triggers an uplink if AVI1 voltage is lower than 3V or higher than 6V, or if AV2 voltage is higher than 2V)
658 658  
659 -AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use)
669 +AT+AVLIM=5000,0,0,0   (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use)
660 660  
661 661  
662 662  (% style="color:#4f81bd" %)**Trigger based on current**:
... ... @@ -666,7 +666,7 @@
666 666  
667 667  **Example:**
668 668  
669 -AT+ACLIM=10000,15000,0,0 (triggers an uplink if AC1 current is lower than 10mA or higher than 15mA)
679 +AT+ACLIM=10000,15000,0,0   (triggers an uplink if ACI1 voltage is lower than 10mA or higher than 15mA)
670 670  
671 671  
672 672  (% style="color:#4f81bd" %)**Trigger based on DI status**:
... ... @@ -843,7 +843,6 @@
843 843  
844 844  These commands are specially designed for the LT-22222-L. Commands can be sent to the device using options such as an AT command or a LoRaWAN downlink payload.
845 845  
846 -
847 847  ==== 3.4.2.1 Set Transmit Interval ====
848 848  
849 849  Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes.
... ... @@ -853,7 +853,7 @@
853 853  (% style="width:500px" %)
854 854  |**Command**|AT+TDC<time>
855 855  |**Response**|
856 -|**Parameters**|time : uplink interval is in milliseconds
865 +|**Parameters**|<time> uplink interval is in milliseconds
857 857  |**Example**|(((
858 858  AT+TDC=30000
859 859  
... ... @@ -867,9 +867,9 @@
867 867  <prefix><time>
868 868  )))
869 869  |**Parameters**|(((
870 -prefix : 0x01
879 +<prefix> 0x01
871 871  
872 -time : uplink interval is in milliseconds, represented by 3  bytes in hexadecimal.
881 +<time> uplink interval is in milliseconds, represented by 3  bytes in hexadecimal.
873 873  )))
874 874  |**Example**|(((
875 875  01 **00 75 30**
... ... @@ -881,181 +881,85 @@
881 881  See [[RapidTables>>https://www.rapidtables.com/convert/number/decimal-to-hex.html?x=30000]]
882 882  )))
883 883  
884 -==== 3.4.2.2 Set the Working Mode (AT+MOD) ====
893 +==== 3.4.2.2 Set the Work Mode (AT+MOD) ====
885 885  
886 -Sets the working mode.
887 887  
888 -(% style="color:#037691" %)**AT command**
896 +Sets the work mode.
889 889  
890 -(% style="width:500px" %)
891 -|(% style="width:97px" %)**Command**|(% style="width:413px" %)AT+MODE<working_mode>
892 -|(% style="width:97px" %)**Response**|(% style="width:413px" %)
893 -|(% style="width:97px" %)**Parameters**|(% style="width:413px" %)(((
894 -working_mode :
898 +* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
895 895  
896 -1 = (Default mode/factory set):  2ACI + 2AVI + DI + DO + RO
900 +Where N is the work mode.
897 897  
898 -2 = Double DI Counting + DO + RO
902 +**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode.
899 899  
900 -3 = Single DI Counting + 2 x ACI + DO + RO
901 901  
902 -4 = Single DI Counting + 1 x Voltage Counting + DO + RO
905 +* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):**
903 903  
904 -5 = Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
907 +(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
905 905  
906 -6 = Trigger Mode, Optional, used together with MOD1 ~~ MOD5
907 -)))
908 -|(% style="width:97px" %)**Example**|(% style="width:413px" %)(((
909 -AT+MOD=2
910 910  
911 -Sets the device to working mode 2 (Double DI Counting + DO + RO)
912 -)))
913 913  
914 -(% class="wikigeneratedid" %)
915 -(% style="color:#037691" %)**Downlink payload**
911 +==== 3.4.2.3 Poll an uplink ====
916 916  
917 -(% style="width:500px" %)
918 -|(% style="width:98px" %)**Payload**|(% style="width:400px" %)<prefix><working_mode>
919 -|(% style="width:98px" %)**Parameters**|(% style="width:400px" %)(((
920 -prefix : 0x0A
913 +Requests the device to send an uplink.
921 921  
922 -working_mode : Working mode, represented by 1 byte in hexadecimal.
923 -)))
924 -|(% style="width:98px" %)**Example**|(% style="width:400px" %)(((
925 -0A **02**
926 926  
927 -Sets the device to working mode 2 (Double DI Counting + DO + RO)
928 -)))
916 +* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink
929 929  
930 -==== 3.4.2.3 Poll an uplink ====
918 +* (% style="color:#037691" %)**Downlink payload (prefix 0x08):**
931 931  
932 -Requests an uplink from LT-22222-L.
920 +(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
933 933  
934 -(% style="color:#037691" %)**AT command**
922 +**Example**: 0x08FF, ask device to send an Uplink
935 935  
936 -There is no AT Command to request an uplink from LT-22222-L
937 937  
938 -(% style="color:#037691" %)**Downlink payload**
939 939  
940 -(% style="width:500px" %)
941 -|(% style="width:101px" %)**Payload**|(% style="width:397px" %)<prefix>FF
942 -|(% style="width:101px" %)**Parameters**|(% style="width:397px" %)prefix : 0x08
943 -|(% style="width:101px" %)**Example**|(% style="width:397px" %)(((
944 -08 FF
945 -
946 -Requests an uplink from LT-22222-L.
947 -)))
948 -
949 949  ==== 3.4.2.4 Enable/Disable Trigger Mode ====
950 950  
951 -Enable or disable the trigger mode for the current working mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]).
928 +Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]).
952 952  
953 -(% style="color:#037691" %)**AT Command**
930 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
954 954  
955 -(% style="width:500px" %)
956 -|(% style="width:95px" %)**Command**|(% style="width:403px" %)AT+ADDMOD6=<enable/disable trigger_mode>
957 -|(% style="width:95px" %)**Response**|(% style="width:403px" %)
958 -|(% style="width:95px" %)**Parameters**|(% style="width:403px" %)(((
959 -enable/disable trigger_mode :
932 +(% style="color:red" %)**1:** (%%)Enable the trigger mode
960 960  
961 -1 = enable trigger mode
934 +(% style="color:red" %)**0: **(%%)Disable the trigger mode
962 962  
963 -0 = disable trigger mode
964 -)))
965 -|(% style="width:95px" %)**Example**|(% style="width:403px" %)(((
966 -AT+ADDMOD6=1
967 967  
968 -Enable trigger mode for the current working mode
969 -)))
937 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
970 970  
971 -(% style="color:#037691" %)**Downlink payload**
939 +(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
972 972  
973 -(% style="width:500px" %)
974 -|(% style="width:97px" %)**Payload**|(% style="width:401px" %)<prefix><enable/disable trigger_mode>
975 -|(% style="width:97px" %)**Parameters**|(% style="width:401px" %)(((
976 -prefix : 0x0A 06
977 977  
978 -working mode : enable (1) or disable (0), represented by 1 byte in hexadecimal.
979 -)))
980 -|(% style="width:97px" %)**Example**|(% style="width:401px" %)(((
981 -0A 06 **01**
982 982  
983 -Enable trigger mode for the current working mode
984 -)))
985 -
986 986  ==== 3.4.2.5 Poll trigger settings ====
987 987  
988 988  Polls the trigger settings.
989 989  
990 -(% style="color:#037691" %)**AT Command:**
947 +* (% style="color:#037691" %)**AT Command:**
991 991  
992 992  There is no AT Command for this feature.
993 993  
994 -(% style="color:#037691" %)**Downlink Payload**
951 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
995 995  
996 -(% style="width:500px" %)
997 -|(% style="width:95px" %)**Payload**|(% style="width:403px" %)<prefix>
998 -|(% style="width:95px" %)**Parameters**|(% style="width:403px" %)prefix : AB 06
999 -|(% style="width:95px" %)**Example**|(% style="width:403px" %)(((
1000 -AB 06
953 +(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll the trigger settings. Device will uplink trigger settings once receive this command
1001 1001  
1002 -Uplinks the trigger settings.
1003 -)))
1004 1004  
1005 -==== 3.4.2.6 Enable/Disable DI1/DI2 as a trigger ====
1006 1006  
1007 -Enable or disable DI1/DI2 as a trigger.
957 +==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as a trigger ====
1008 1008  
1009 -(% style="color:#037691" %)**AT Command**
959 +Enable or disable DI1/DI2/DI2 as a trigger.
1010 1010  
1011 -(% style="width:500px" %)
1012 -|(% style="width:98px" %)Command|(% style="width:400px" %)AT+DTRI=<DI1_trigger><DI2_trigger>
1013 -|(% style="width:98px" %)Response|(% style="width:400px" %)
1014 -|(% style="width:98px" %)Parameters|(% style="width:400px" %)(((
1015 -DI1_trigger:
961 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
1016 1016  
1017 -1 = enable DI1 trigger
963 +**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger)
1018 1018  
1019 -0 = disable DI1 trigger
1020 1020  
1021 -DI2 _trigger
966 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
1022 1022  
1023 -1 = enable DI2 trigger
968 +(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
1024 1024  
1025 -0 = disable DI2 trigger
1026 -)))
1027 -|(% style="width:98px" %)Example|(% style="width:400px" %)(((
1028 -AT+DTRI=1,0
1029 1029  
1030 -Enable DI1 trigger, disable DI2 trigger
1031 -)))
1032 1032  
1033 -(% class="wikigeneratedid" %)
1034 -(% style="color:#037691" %)**Downlink Payload**
1035 -
1036 -(% style="width:500px" %)
1037 -|(% style="width:101px" %)Payload|(% style="width:397px" %)<prefix><DI1_trigger><DI2_trigger>
1038 -|(% style="width:101px" %)Parameters|(% style="width:397px" %)(((
1039 -prefix : AA 02
1040 -
1041 -DI1_trigger:
1042 -
1043 -1 = enable DI1 trigger, represented by 1 byte in hexadecimal.
1044 -
1045 -0 = disable DI1 trigger, represented by 1 byte in hexadecimal.
1046 -
1047 -DI2 _trigger
1048 -
1049 -1 = enable DI2 trigger, represented by 1 byte in hexadecimal.
1050 -
1051 -0 = disable DI2 trigger, represented by 1 byte in hexadecimal.
1052 -)))
1053 -|(% style="width:101px" %)Example|(% style="width:397px" %)(((
1054 -AA 02 **01 00**
1055 -
1056 -Enable DI1 trigger, disable DI2 trigger
1057 -)))
1058 -
1059 1059  ==== 3.4.2.7 Trigger1 – Set DI or DI3 as a trigger ====
1060 1060  
1061 1061  Sets DI1 or DI3 (for LT-33222-L) as a trigger.
... ... @@ -1074,13 +1074,6 @@
1074 1074  (% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
1075 1075  
1076 1076  
1077 -(% style="width:500px" %)
1078 -|(% style="width:101px" %)Command|(% style="width:397px" %)
1079 -|(% style="width:101px" %)Response|(% style="width:397px" %)
1080 -|(% style="width:101px" %)Parameters|(% style="width:397px" %)
1081 -|(% style="width:101px" %)Example|(% style="width:397px" %)
1082 -
1083 -
1084 1084  ==== 3.4.2.8 Trigger2 – Set DI2 as a trigger ====
1085 1085  
1086 1086  Sets DI2 as a trigger.
... ... @@ -1091,7 +1091,7 @@
1091 1091  
1092 1092  (% style="color:red" %)**b :** (%%)delay timing.
1093 1093  
1094 -**Example:** AT+TRIG2=0,100 (Set the DI1 port to trigger on a falling edge; the valid signal duration is 100 ms)
1000 +**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms )
1095 1095  
1096 1096  
1097 1097  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
... ... @@ -1099,35 +1099,6 @@
1099 1099  (% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
1100 1100  
1101 1101  
1102 -(% style="color:#037691" %)**AT Command**
1103 -
1104 -(% style="width:500px" %)
1105 -|(% style="width:94px" %)Command|(% style="width:404px" %)AT+TRIG=<interrupt_mode><minimum_signal_duration>
1106 -|(% style="width:94px" %)Response|(% style="width:404px" %)
1107 -|(% style="width:94px" %)Parameters|(% style="width:404px" %)(((
1108 -interrupt_mode :  0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1).
1109 -
1110 -minimum_signal_duration : the **minimum signal duration** required for the DI1 port to recognize a valid trigger.
1111 -)))
1112 -|(% style="width:94px" %)Example|(% style="width:404px" %)(((
1113 -AT+TRIG2=0,100
1114 -
1115 -Set the DI1 port to trigger on a falling edge; the valid signal duration is 100 ms.
1116 -)))
1117 -
1118 -(% style="color:#037691" %)**Downlink Payload**
1119 -
1120 -(% style="width:500px" %)
1121 -|(% style="width:96px" %)Payload|(% style="width:402px" %)<prefix><interrupt_mode><minimum_signal_duration>
1122 -|(% style="width:96px" %)Parameters|(% style="width:402px" %)(((
1123 -prefix : 09 02
1124 -
1125 -interrupt_mode : 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1), represented by 1 byte in hexadecimal.
1126 -
1127 -<minimum_signal_duration>, represented two bytes in hexadecimal
1128 -)))
1129 -|(% style="width:96px" %)Example|(% style="width:402px" %)09 02 **00 00 64**
1130 -
1131 1131  ==== 3.4.2.9 Trigger – Set AC (current) as a trigger ====
1132 1132  
1133 1133  Sets the current trigger based on the AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -1139,20 +1139,7 @@
1139 1139  (% 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"]]
1140 1140  
1141 1141  
1142 -(% style="width:500px" %)
1143 -|(% style="width:104px" %)Command|(% style="width:394px" %)AT+ACLIM
1144 -|(% style="width:104px" %)Response|(% style="width:394px" %)
1145 -|(% style="width:104px" %)Parameters|(% style="width:394px" %)-
1146 -|(% style="width:104px" %)Example|(% style="width:394px" %)AT+ACLIM
1147 1147  
1148 -
1149 -
1150 -(% style="width:500px" %)
1151 -|(% style="width:104px" %)Payload|(% style="width:394px" %)<prefix>
1152 -|(% style="width:104px" %)Parameters|(% style="width:394px" %)prefix : AA 01
1153 -|(% style="width:104px" %)Example|(% style="width:394px" %)AA 01 aa bb cc dd ee ff gg hh
1154 -
1155 -
1156 1156  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
1157 1157  
1158 1158  Sets the current trigger based on the AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -1644,7 +1644,7 @@
1644 1644  [[image:thingseye.io_integrationsCenter_integrations.png||height="686" width="1000"]]
1645 1645  
1646 1646  
1647 -==== 3.5.2.1 Viewing integration details ====
1511 +**Viewing integration details**:
1648 1648  
1649 1649  Click on your integration from the list. The **Integration details** window will appear with the **Details **tab selected. The **Details **tab shows all the settings you have provided for this integration.
1650 1650  
... ... @@ -1657,7 +1657,7 @@
1657 1657  See also ThingsEye documentation.
1658 1658  {{/info}}
1659 1659  
1660 -==== **3.5.2.2 Viewing events** ====
1524 +**Viewing events:**
1661 1661  
1662 1662  The **Events **tab displays all the uplink messages from the LT-22222-L.
1663 1663  
... ... @@ -1672,9 +1672,9 @@
1672 1672  [[image:thingseye-json.png||width="1000"]]
1673 1673  
1674 1674  
1675 -==== **3.5.2.3 Deleting an integration** ====
1539 +**Deleting the integration**:
1676 1676  
1677 -If you want to delete an integration, click the **Delete integratio**n button on the Integrations page.
1541 +If you want to delete this integration, click the **Delete integratio**n button.
1678 1678  
1679 1679  
1680 1680  == 3.6 Interface Details ==
... ... @@ -1687,7 +1687,7 @@
1687 1687  [[image:1653356991268-289.png]]
1688 1688  
1689 1689  
1690 -=== 3.6.2 Digital Input Ports: DI1/DI2 ===
1554 +=== 3.6.2 Digital Input Ports: DI1/DI2 ( For LT-22222-L) ===
1691 1691  
1692 1692  
1693 1693  (((
... ... @@ -1817,7 +1817,7 @@
1817 1817  [[image:image-20240219115718-1.png]]
1818 1818  
1819 1819  
1820 -=== 3.6.3 Digital Output Ports: DO1/DO2 ===
1684 +=== 3.6.3 Digital Output Ports: DO1/DO2 /DO3 ===
1821 1821  
1822 1822  
1823 1823  (% style="color:blue" %)**NPN output**(%%): GND or Float. The maximum voltage that can be applied to the output pin is 36V.
... ... @@ -1928,10 +1928,9 @@
1928 1928  
1929 1929  (((
1930 1930  You can use a USB-to-TTL adapter along with a 3.5mm Program Cable to connect the LT-22222-L to a PC, as shown below.
1931 -
1932 -[[image:usb-ttl-programming.png]]
1933 1933  )))
1934 1934  
1797 +[[image:1653358238933-385.png]]
1935 1935  
1936 1936  
1937 1937  (((
... ... @@ -1948,21 +1948,21 @@
1948 1948  )))
1949 1949  
1950 1950  (((
1951 -The following is the list of all the AT commands related to the LT-22222-L, except for those used for switching between working modes.
1814 +The following is the list of all the AT commands related to the LT-22222-L, except for those used for switching between work modes.
1952 1952  
1953 -* **##AT##+<CMD>?** : Help on <CMD>
1954 -* **##AT##+<CMD>** : Run <CMD>
1955 -* **##AT##+<CMD>=<value>** : Set the value
1956 -* **##AT##+<CMD>=?** : Get the value
1957 -* ##**ATZ**##: Trigger a reset of the MCU
1816 +* AT+<CMD>? : Help on <CMD>
1817 +* AT+<CMD> : Run <CMD>
1818 +* AT+<CMD>=<value> : Set the value
1819 +* AT+<CMD>=? : Get the value
1820 +* ATZ: Trigger a reset of the MCU
1958 1958  * ##**AT+FDR**##: Reset Parameters to factory default, reserve keys 
1959 1959  * **##AT+DEUI##**: Get or set the Device EUI (DevEUI)
1960 1960  * **##AT+DADDR##**: Get or set the Device Address (DevAddr)
1961 1961  * **##AT+APPKEY##**: Get or set the Application Key (AppKey)
1962 -* ##**AT+NWKSKEY**##: Get or set the Network Session Key (NwkSKey)
1963 -* **##AT+APPSKEY##**: Get or set the Application Session Key (AppSKey)
1964 -* **##AT+APPEUI##**: Get or set the Application EUI (AppEUI)
1965 -* **##AT+ADR##**: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON)
1825 +* AT+NWKSKEY: Get or set the Network Session Key (NwkSKey)
1826 +* AT+APPSKEY: Get or set the Application Session Key (AppSKey)
1827 +* AT+APPEUI: Get or set the Application EUI (AppEUI)
1828 +* AT+ADR: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON)
1966 1966  * AT+TXP: Get or set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Specification)
1967 1967  * AT+DR:  Get or set the Data Rate. (0-7 corresponding to DR_X)  
1968 1968  * AT+DCS: Get or set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
... ... @@ -2007,28 +2007,28 @@
2007 2007  
2008 2008  
2009 2009  (((
2010 -(% style="color:blue" %)**If the device has not yet joined the network:**
1873 +(% style="color:blue" %)**If the device has not joined the network yet:**
2011 2011  )))
2012 2012  )))
2013 2013  
2014 2014  (((
2015 -(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT commands access**##
1878 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**##
2016 2016  )))
2017 2017  
2018 2018  (((
2019 -(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/Reset parameters to factory default, Reserve keys**##
1882 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/reset parameters to factory default, reserve keys**##
2020 2020  )))
2021 2021  
2022 2022  (((
2023 -(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT commands access**##
1886 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**##
2024 2024  )))
2025 2025  
2026 2026  (((
2027 -(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/Set to ABP mode**##
1890 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/set to ABP mode**##
2028 2028  )))
2029 2029  
2030 2030  (((
2031 -(% style="background-color:#dcdcdc" %)##**ATZ ~/~/Reset MCU**##
1894 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/reset MCU**##
2032 2032  )))
2033 2033  
2034 2034  
... ... @@ -2051,20 +2051,20 @@
2051 2051  
2052 2052  
2053 2053  (((
2054 -(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter password to enable AT commands access
1917 +(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
2055 2055  )))
2056 2056  )))
2057 2057  
2058 2058  (((
2059 -(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset parameters to Factory Default, Reserve keys
1922 +(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
2060 2060  )))
2061 2061  
2062 2062  (((
2063 -(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter password to enable AT commands access
1926 +(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
2064 2064  )))
2065 2065  
2066 2066  (((
2067 -(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to CLASS C mode
1930 +(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
2068 2068  )))
2069 2069  
2070 2070  (((
... ... @@ -2084,19 +2084,19 @@
2084 2084  )))
2085 2085  
2086 2086  (((
2087 -(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4 MHz
1950 +(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
2088 2088  )))
2089 2089  
2090 2090  (((
2091 -(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2 frequency to 868.4 MHz (according to the result from the server)
1954 +(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
2092 2092  )))
2093 2093  
2094 2094  (((
2095 -(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2 DR to match the downlink DR from the server. See below.
1958 +(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
2096 2096  )))
2097 2097  
2098 2098  (((
2099 -(% style="background-color:#dcdcdc" %)** AT+DADDR=26 01 1A F1** (%%) ~/~/ Set Device Address. The Device Address can be found in the application on the LoRaWAN NS.
1962 +(% style="background-color:#dcdcdc" %)** AT+DADDR=26 01 1A F1** (%%) ~/~/ Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
2100 2100  )))
2101 2101  
2102 2102  (((
... ... @@ -2110,14 +2110,14 @@
2110 2110  )))
2111 2111  
2112 2112  (((
2113 -**~1. Ensure that the device is set to ABP mode in the LoRaWAN Network Server.**
1976 +**~1. Make sure the device is set to ABP mode in the IoT Server.**
2114 2114  
2115 -**2. Verify that the LG01/02 gateway RX frequency matches the AT+CHS setting exactly.**
1978 +**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
2116 2116  
2117 -**3. Make sure the SF/bandwidth settings in the LG01/LG02 match the settings of AT+DR. Refer to [[this link>>url:http://www.dragino.com/downloads/index.php?
1980 +**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?
2118 2118  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2119 2119  
2120 -**4. The commands AT+RX2FQ and AT+RX2DR enable downlink functionality. To set the correct parameters, you can check the actual downlink parameters to be used as shown below. Here, RX2FQ should be set to 868400000 and RX2DR should be set to 5.**
1983 +**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.**
2121 2121  )))
2122 2122  
2123 2123  (((
... ... @@ -2129,7 +2129,7 @@
2129 2129  
2130 2130  
2131 2131  (((
2132 -(% style="color:blue" %)**If the sensor has JOINED:**
1995 +(% style="color:blue" %)**If sensor JOINED:**
2133 2133  
2134 2134  (% style="background-color:#dcdcdc" %)**AT+CLASS=A**
2135 2135  
... ... @@ -2139,7 +2139,7 @@
2139 2139  
2140 2140  = 5. Case Study =
2141 2141  
2142 -== 5.1 Counting how many objects pass through the flow line ==
2005 +== 5.1 Counting how many objects pass through the flow Line ==
2143 2143  
2144 2144  See [[How to set up to setup counting for objects passing through the flow line>>How to set up to count objects pass in flow line]]?
2145 2145  
... ... @@ -2151,8 +2151,10 @@
2151 2151  
2152 2152  == 6.1 How to update the firmware? ==
2153 2153  
2154 -Dragino frequently releases firmware updates for the LT-22222-L. Updating your LT-22222-L with the latest firmware version helps to:
2017 +Dragino frequently releases firmware updates for the LT-22222-L.
2155 2155  
2019 +Updating your LT-22222-L with the latest firmware version helps to:
2020 +
2156 2156  * Support new features
2157 2157  * Fix bugs
2158 2158  * Change LoRaWAN frequency bands
... ... @@ -2170,8 +2170,8 @@
2170 2170  
2171 2171  Below is the hardware setup for uploading a firmware image to the LT-22222-L:
2172 2172  
2173 -[[image:usb-ttl-programming.png]]
2174 2174  
2039 +[[image:1653359603330-121.png]]
2175 2175  
2176 2176  
2177 2177  Start the STM32 Flash Loader and choose the correct COM port to update.
... ... @@ -2195,7 +2195,7 @@
2195 2195  [[image:image-20220524104033-15.png]]
2196 2196  
2197 2197  
2198 -(% style="color:red" %)**Note**(%%): If you have lost the programming cable, you can make one from a 3.5 mm cable. The pin mapping is as follows:
2063 +(% style="color:red" %)**Note**(%%): If you have lost the programming cable, you can make one from a 3.5mm cable. The pin mapping is as follows:
2199 2199  
2200 2200  [[image:1653360054704-518.png||height="186" width="745"]]
2201 2201  
... ... @@ -2213,18 +2213,18 @@
2213 2213  (((
2214 2214  
2215 2215  
2216 -== 6.3 How to setup LT-22222-L to work with a Single Channel Gateway, such as LG01/LG02? ==
2081 +== 6.3 How to setup LT to work with a Single Channel Gateway, such as LG01/LG02? ==
2217 2217  )))
2218 2218  
2219 2219  (((
2220 2220  (((
2221 -In this case, you need to set the LT-22222-L to work in ABP mode and transmit on only one frequency.
2086 +In this case, you need to set the LT-33222-L to work in ABP mode and transmit on only one frequency.
2222 2222  )))
2223 2223  )))
2224 2224  
2225 2225  (((
2226 2226  (((
2227 -We assume you have an LG01/LG02 working on the frequency 868400000. Below are the steps.
2092 +Assume you have an LG02 working on the frequency 868400000. Below are the steps.
2228 2228  
2229 2229  
2230 2230  )))
... ... @@ -2231,55 +2231,52 @@
2231 2231  )))
2232 2232  
2233 2233  (((
2234 -(% style="color:#0000ff" %)**Step 1**(%%): Log in to The Things Stack Sandbox account and create an ABP device in the application. To do this, use the manual registration option as explained in section 3.2.2.2, //Adding a Device Manually//. Select //Activation by Personalization (ABP)// under Activation Mode. Enter the DevEUI exactly as shown on the registration information sticker, then generate the Device Address, Application Session Key (AppSKey), and Network Session Key (NwkSKey).
2099 +(% style="color:#0000ff" %)**Step 1**(%%):  Log in to The Things Stack SANDBOX, create an ABP device in the application, and input the Network Session key (NwkSKey), App session key (AppSKey) of the device.
2235 2235  
2236 -[[image:lt-22222-l-abp.png||height="686" width="1000"]]
2101 +
2237 2237  )))
2238 2238  
2239 2239  (((
2105 +[[image:1653360231087-571.png||height="401" width="727"]]
2106 +
2240 2240  
2241 2241  )))
2242 2242  
2243 -{{warning}}
2244 -Ensure that the Device Address (DevAddr) and the two keys match between the LT-22222-L and The Things Stack. You can modify them either in The Things Stack or on the LT-22222-L to make them align. In The Things Stack, you can configure the NwkSKey and AppSKey on the settings page, but note that the Device Address is generated by The Things Stack.
2245 -{{/warning}}
2110 +(((
2111 +(% style="color:red" %)**Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.**
2112 +)))
2246 2246  
2247 2247  
2115 +
2248 2248  (((
2249 -(% style="color:blue" %)**Step 2**(%%)**:  **(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)Run AT commands to configure the LT-22222-L to operate in single-frequency and ABP mode. The AT commands are as follows:
2117 +(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2250 2250  
2251 2251  
2252 2252  )))
2253 2253  
2254 2254  (((
2255 -(% style="background-color:#dcdcdc" %)**123456** (%%) : Enter the password to enable AT access.
2123 +(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2256 2256  
2257 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset parameters to factory default, keeping keys reserved.
2125 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2258 2258  
2259 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode.
2127 +(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2260 2260  
2261 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Disable the Adaptive Data Rate (ADR).
2129 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2262 2262  
2263 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Use AT+DR=3 for the 915 MHz band).
2131 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2264 2264  
2265 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds.
2133 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2266 2266  
2267 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4 MHz.
2135 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2268 2268  
2269 -(% style="background-color:#dcdcdc" %)**AT+DADDR=xxxx**(%%) : Set the Device Address (DevAddr)
2137 +(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2270 2270  
2271 -(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:700; text-decoration:none; white-space:pre-wrap" %)**AT+APPKEY=xxxx**(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %): Get or set the Application Key (AppKey)
2272 -
2273 -(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)**AT+NWKSKEY=xxxx**: Get or set the Network Session Key (NwkSKey)
2274 -
2275 -(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)**AT+APPSKEY=xxxx**: Get or set the Application Session Key (AppSKey)
2276 -
2277 -(% style="background-color:#dcdcdc" %)**ATZ**        (%%) : Reset MCU.
2139 +(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2278 2278  )))
2279 2279  
2280 2280  
2281 2281  (((
2282 -(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)The following figure shows the screenshot of the command set above, issued using a serial tool:
2144 +As shown in below:
2283 2283  )))
2284 2284  
2285 2285  [[image:1653360498588-932.png||height="485" width="726"]]
... ... @@ -2293,7 +2293,7 @@
2293 2293  == 6.5 Can I see the counting event in the serial output? ==
2294 2294  
2295 2295  (((
2296 -You can run the AT command **AT+DEBUG** to view the counting event in the serial output. If the firmware is too old and doesn’t support AT+DEBUG, update to the latest firmware first.
2158 +You can run the AT command AT+DEBUG to view the counting event in the serial output. If the firmware is too old and doesn’t support AT+DEBUG, update to the latest firmware first.
2297 2297  
2298 2298  
2299 2299  == 6.6 Can I use point-to-point communication with LT-22222-L? ==
... ... @@ -2321,7 +2321,7 @@
2321 2321  
2322 2322  == 6.9 Can the LT-22222-L save the RO state? ==
2323 2323  
2324 -To enable this feature, the firmware version must be 1.6.0 or higher.
2186 +The firmware version must be at least 1.6.0.
2325 2325  
2326 2326  
2327 2327  == 6.10 Why does the LT-22222-L always report 15.585V when measuring the AVI? ==
... ... @@ -2367,7 +2367,7 @@
2367 2367  )))
2368 2368  
2369 2369  
2370 -== 7.4 Why can the LT-22222-L perform uplink normally, but cannot receive downlink? ==
2232 +== 7.4 Why can the LT-22222-L perform Uplink normally, but cannot receive Downlink? ==
2371 2371  
2372 2372  The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue.
2373 2373  Use this command to synchronize their counts: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]
... ... @@ -2389,7 +2389,7 @@
2389 2389  * (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865
2390 2390  * (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779
2391 2391  
2392 -= 9. Package information =
2254 += 9. Packing information =
2393 2393  
2394 2394  **Package includes**:
2395 2395  
... ... @@ -2396,7 +2396,7 @@
2396 2396  * 1 x LT-22222-L I/O Controller
2397 2397  * 1 x LoRa antenna matched to the frequency of the LT-22222-L
2398 2398  * 1 x bracket for DIN rail mounting
2399 -* 1 x 3.5 mm programming cable
2261 +* 1 x 3.5mm programming cable
2400 2400  
2401 2401  **Dimension and weight**:
2402 2402  
lt-22222-l-abp.png
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