Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 192.1 >
edited by Dilisi S
on 2024/11/14 04:18
To version < 196.1 >
edited by Dilisi S
on 2024/11/17 06:09
>
Change comment: Nov 16 edits

Summary

Details

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Content
... ... @@ -277,10 +277,10 @@
277 277  [[image:lt-22222-ul-payload-fmt.png||height="686" width="1000"]]
278 278  
279 279  
280 -== 3.3 Work Modes and Uplink Payload formats ==
280 +== 3.3 Working Modes and Uplink Payload formats ==
281 281  
282 282  
283 -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.
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.
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.
297 +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 it is.
306 +(% style="color:red" %)**Note:The maximum count depends on the bytes number of bytes.
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  
... ... @@ -363,9 +363,13 @@
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 when there is a load between DO1 and V+.
366 +** DO1 is HIGH and 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 +
369 369  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
370 370  
371 371  
... ... @@ -621,24 +621,27 @@
621 621  )))
622 622  
623 623  
624 -=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
628 +=== 3.3.6 AT+ADDMOD~=6 (Trigger Mode, Optional) ===
625 625  
626 626  
627 -(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate together with other modes.**
631 +(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate __alongside__ with other modes.**
628 628  
629 -For example, if you configured the following commands:
633 +For example, if you configure the following commands:
630 630  
631 -* **AT+MOD=1 ** **~-~->**  The default work mode
632 -* **AT+ADDMOD6=1**   **~-~->**  Enable trigger mode
635 +* **AT+MOD=1 ** **~-~->**  Sets the default working mode
636 +* **AT+ADDMOD6=1**   **~-~->**  Enables trigger mode
633 633  
634 -The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. LT will send uplink packets in two cases:
638 +The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. It will send uplink packets in two cases:
635 635  
636 -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.
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.
637 637  1. (((
638 -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.**
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.**
639 639  )))
640 640  
641 -(% style="color:#037691" %)**AT Commands to set Trigger Condition**:
648 +(% style="color:#037691" %)**AT Commands to set Trigger Conditions**:
642 642  
643 643  (% style="color:#4f81bd" %)**Trigger based on voltage**:
644 644  
... ... @@ -647,9 +647,9 @@
647 647  
648 648  **Example:**
649 649  
650 -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)
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)
651 651  
652 -AT+AVLIM=5000,0,0,0   (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use)
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)
653 653  
654 654  
655 655  (% style="color:#4f81bd" %)**Trigger based on current**:
... ... @@ -659,7 +659,7 @@
659 659  
660 660  **Example:**
661 661  
662 -AT+ACLIM=10000,15000,0,0   (triggers an uplink if ACI1 voltage is lower than 10mA or higher than 15mA)
669 +AT+ACLIM=10000,15000,0,0 (triggers an uplink if AC1 current is lower than 10mA or higher than 15mA)
663 663  
664 664  
665 665  (% style="color:#4f81bd" %)**Trigger based on DI status**:
... ... @@ -836,6 +836,7 @@
836 836  
837 837  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.
838 838  
846 +
839 839  ==== 3.4.2.1 Set Transmit Interval ====
840 840  
841 841  Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes.
... ... @@ -845,7 +845,7 @@
845 845  (% style="width:500px" %)
846 846  |**Command**|AT+TDC<time>
847 847  |**Response**|
848 -|**Parameters**|<time> uplink interval is in milliseconds
856 +|**Parameters**|time : uplink interval is in milliseconds
849 849  |**Example**|(((
850 850  AT+TDC=30000
851 851  
... ... @@ -859,9 +859,9 @@
859 859  <prefix><time>
860 860  )))
861 861  |**Parameters**|(((
862 -<prefix> 0x01
870 +prefix : 0x01
863 863  
864 -<time> uplink interval is in milliseconds, represented by 3  bytes in hexadecimal.
872 +time : uplink interval is in milliseconds, represented by 3  bytes in hexadecimal.
865 865  )))
866 866  |**Example**|(((
867 867  01 **00 75 30**
... ... @@ -873,85 +873,181 @@
873 873  See [[RapidTables>>https://www.rapidtables.com/convert/number/decimal-to-hex.html?x=30000]]
874 874  )))
875 875  
876 -==== 3.4.2.2 Set the Work Mode (AT+MOD) ====
884 +==== 3.4.2.2 Set the Working Mode (AT+MOD) ====
877 877  
886 +Sets the working mode.
878 878  
879 -Sets the work mode.
888 +(% style="color:#037691" %)**AT command**
880 880  
881 -* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
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 :
882 882  
883 -Where N is the work mode.
896 +1 = (Default mode/factory set):  2ACI + 2AVI + DI + DO + RO
884 884  
885 -**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode.
898 +2 = Double DI Counting + DO + RO
886 886  
900 +3 = Single DI Counting + 2 x ACI + DO + RO
887 887  
888 -* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):**
902 +4 = Single DI Counting + 1 x Voltage Counting + DO + RO
889 889  
890 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
904 +5 = Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
891 891  
906 +6 = Trigger Mode, Optional, used together with MOD1 ~~ MOD5
907 +)))
908 +|(% style="width:97px" %)**Example**|(% style="width:413px" %)(((
909 +AT+MOD=2
892 892  
911 +Sets the device to working mode 2 (Double DI Counting + DO + RO)
912 +)))
893 893  
894 -==== 3.4.2.3 Poll an uplink ====
914 +(% class="wikigeneratedid" %)
915 +(% style="color:#037691" %)**Downlink payload**
895 895  
896 -Requests the device to send an uplink.
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
897 897  
922 +working_mode : Working mode, represented by 1 byte in hexadecimal.
923 +)))
924 +|(% style="width:98px" %)**Example**|(% style="width:400px" %)(((
925 +0A **02**
898 898  
899 -* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink
927 +Sets the device to working mode 2 (Double DI Counting + DO + RO)
928 +)))
900 900  
901 -* (% style="color:#037691" %)**Downlink payload (prefix 0x08):**
930 +==== 3.4.2.3 Poll an uplink ====
902 902  
903 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
932 +Requests an uplink from LT-22222-L.
904 904  
905 -**Example**: 0x08FF, ask device to send an Uplink
934 +(% style="color:#037691" %)**AT command**
906 906  
936 +There is no AT Command to request an uplink from LT-22222-L
907 907  
938 +(% style="color:#037691" %)**Downlink payload**
908 908  
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 +
909 909  ==== 3.4.2.4 Enable/Disable Trigger Mode ====
910 910  
911 -Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]).
951 +Enable or disable the trigger mode for the current working mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]).
912 912  
913 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
953 +(% style="color:#037691" %)**AT Command**
914 914  
915 -(% style="color:red" %)**1:** (%%)Enable the trigger mode
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 :
916 916  
917 -(% style="color:red" %)**0: **(%%)Disable the trigger mode
961 +1 = enable trigger mode
918 918  
963 +0 = disable trigger mode
964 +)))
965 +|(% style="width:95px" %)**Example**|(% style="width:403px" %)(((
966 +AT+ADDMOD6=1
919 919  
920 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
968 +Enable trigger mode for the current working mode
969 +)))
921 921  
922 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
971 +(% style="color:#037691" %)**Downlink payload**
923 923  
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
924 924  
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**
925 925  
983 +Enable trigger mode for the current working mode
984 +)))
985 +
926 926  ==== 3.4.2.5 Poll trigger settings ====
927 927  
928 928  Polls the trigger settings.
929 929  
930 -* (% style="color:#037691" %)**AT Command:**
990 +(% style="color:#037691" %)**AT Command:**
931 931  
932 932  There is no AT Command for this feature.
933 933  
934 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
994 +(% style="color:#037691" %)**Downlink Payload**
935 935  
936 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll the trigger settings. Device will uplink trigger settings once receive this command
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
937 937  
1002 +Uplinks the trigger settings.
1003 +)))
938 938  
1005 +==== 3.4.2.6 Enable/Disable DI1/DI2 as a trigger ====
939 939  
940 -==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as a trigger ====
1007 +Enable or disable DI1/DI2 as a trigger.
941 941  
942 -Enable or disable DI1/DI2/DI2 as a trigger.
1009 +(% style="color:#037691" %)**AT Command**
943 943  
944 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
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:
945 945  
946 -**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger)
1017 +1 = enable DI1 trigger
947 947  
1019 +0 = disable DI1 trigger
948 948  
949 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
1021 +DI2 _trigger
950 950  
951 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
1023 +1 = enable DI2 trigger
952 952  
1025 +0 = disable DI2 trigger
1026 +)))
1027 +|(% style="width:98px" %)Example|(% style="width:400px" %)(((
1028 +AT+DTRI=1,0
953 953  
1030 +Enable DI1 trigger, disable DI2 trigger
1031 +)))
954 954  
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 +
955 955  ==== 3.4.2.7 Trigger1 – Set DI or DI3 as a trigger ====
956 956  
957 957  Sets DI1 or DI3 (for LT-33222-L) as a trigger.
... ... @@ -970,6 +970,13 @@
970 970  (% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
971 971  
972 972  
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 +
973 973  ==== 3.4.2.8 Trigger2 – Set DI2 as a trigger ====
974 974  
975 975  Sets DI2 as a trigger.
... ... @@ -980,7 +980,7 @@
980 980  
981 981  (% style="color:red" %)**b :** (%%)delay timing.
982 982  
983 -**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms )
1094 +**Example:** AT+TRIG2=0,100 (Set the DI1 port to trigger on a falling edge; the valid signal duration is 100 ms)
984 984  
985 985  
986 986  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
... ... @@ -988,6 +988,35 @@
988 988  (% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
989 989  
990 990  
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 +
991 991  ==== 3.4.2.9 Trigger – Set AC (current) as a trigger ====
992 992  
993 993  Sets the current trigger based on the AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -999,7 +999,20 @@
999 999  (% 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"]]
1000 1000  
1001 1001  
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
1002 1002  
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 +
1003 1003  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
1004 1004  
1005 1005  Sets the current trigger based on the AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -1491,7 +1491,7 @@
1491 1491  [[image:thingseye.io_integrationsCenter_integrations.png||height="686" width="1000"]]
1492 1492  
1493 1493  
1494 -**Viewing integration details**:
1647 +==== 3.5.2.1 Viewing integration details ====
1495 1495  
1496 1496  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.
1497 1497  
... ... @@ -1504,7 +1504,7 @@
1504 1504  See also ThingsEye documentation.
1505 1505  {{/info}}
1506 1506  
1507 -**Viewing events:**
1660 +==== **3.5.2.2 Viewing events** ====
1508 1508  
1509 1509  The **Events **tab displays all the uplink messages from the LT-22222-L.
1510 1510  
... ... @@ -1519,9 +1519,9 @@
1519 1519  [[image:thingseye-json.png||width="1000"]]
1520 1520  
1521 1521  
1522 -**Deleting the integration**:
1675 +==== **3.5.2.3 Deleting an integration** ====
1523 1523  
1524 -If you want to delete this integration, click the **Delete integratio**n button.
1677 +If you want to delete an integration, click the **Delete integratio**n button on the Integrations page.
1525 1525  
1526 1526  
1527 1527  == 3.6 Interface Details ==
... ... @@ -1534,7 +1534,7 @@
1534 1534  [[image:1653356991268-289.png]]
1535 1535  
1536 1536  
1537 -=== 3.6.2 Digital Input Ports: DI1/DI2 ( For LT-22222-L) ===
1690 +=== 3.6.2 Digital Input Ports: DI1/DI2 ===
1538 1538  
1539 1539  
1540 1540  (((
... ... @@ -1664,7 +1664,7 @@
1664 1664  [[image:image-20240219115718-1.png]]
1665 1665  
1666 1666  
1667 -=== 3.6.3 Digital Output Ports: DO1/DO2 /DO3 ===
1820 +=== 3.6.3 Digital Output Ports: DO1/DO2 ===
1668 1668  
1669 1669  
1670 1670  (% style="color:blue" %)**NPN output**(%%): GND or Float. The maximum voltage that can be applied to the output pin is 36V.
... ... @@ -1775,9 +1775,10 @@
1775 1775  
1776 1776  (((
1777 1777  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]]
1778 1778  )))
1779 1779  
1780 -[[image:1653358238933-385.png]]
1781 1781  
1782 1782  
1783 1783  (((
... ... @@ -1794,21 +1794,21 @@
1794 1794  )))
1795 1795  
1796 1796  (((
1797 -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.
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.
1798 1798  
1799 -* AT+<CMD>? : Help on <CMD>
1800 -* AT+<CMD> : Run <CMD>
1801 -* AT+<CMD>=<value> : Set the value
1802 -* AT+<CMD>=? : Get the value
1803 -* ATZ: Trigger a reset of the MCU
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
1804 1804  * ##**AT+FDR**##: Reset Parameters to factory default, reserve keys 
1805 1805  * **##AT+DEUI##**: Get or set the Device EUI (DevEUI)
1806 1806  * **##AT+DADDR##**: Get or set the Device Address (DevAddr)
1807 1807  * **##AT+APPKEY##**: Get or set the Application Key (AppKey)
1808 -* AT+NWKSKEY: Get or set the Network Session Key (NwkSKey)
1809 -* AT+APPSKEY: Get or set the Application Session Key (AppSKey)
1810 -* AT+APPEUI: Get or set the Application EUI (AppEUI)
1811 -* AT+ADR: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON)
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)
1812 1812  * AT+TXP: Get or set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Specification)
1813 1813  * AT+DR:  Get or set the Data Rate. (0-7 corresponding to DR_X)  
1814 1814  * AT+DCS: Get or set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
... ... @@ -1853,28 +1853,28 @@
1853 1853  
1854 1854  
1855 1855  (((
1856 -(% style="color:blue" %)**If the device has not joined the network yet:**
2010 +(% style="color:blue" %)**If the device has not yet joined the network:**
1857 1857  )))
1858 1858  )))
1859 1859  
1860 1860  (((
1861 -(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**##
2015 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT commands access**##
1862 1862  )))
1863 1863  
1864 1864  (((
1865 -(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/reset parameters to factory default, reserve keys**##
2019 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/Reset parameters to factory default, Reserve keys**##
1866 1866  )))
1867 1867  
1868 1868  (((
1869 -(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**##
2023 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT commands access**##
1870 1870  )))
1871 1871  
1872 1872  (((
1873 -(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/set to ABP mode**##
2027 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/Set to ABP mode**##
1874 1874  )))
1875 1875  
1876 1876  (((
1877 -(% style="background-color:#dcdcdc" %)##**ATZ ~/~/reset MCU**##
2031 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/Reset MCU**##
1878 1878  )))
1879 1879  
1880 1880  
... ... @@ -1897,20 +1897,20 @@
1897 1897  
1898 1898  
1899 1899  (((
1900 -(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
2054 +(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter password to enable AT commands access
1901 1901  )))
1902 1902  )))
1903 1903  
1904 1904  (((
1905 -(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
2059 +(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset parameters to Factory Default, Reserve keys
1906 1906  )))
1907 1907  
1908 1908  (((
1909 -(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
2063 +(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter password to enable AT commands access
1910 1910  )))
1911 1911  
1912 1912  (((
1913 -(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
2067 +(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to CLASS C mode
1914 1914  )))
1915 1915  
1916 1916  (((
... ... @@ -1930,19 +1930,19 @@
1930 1930  )))
1931 1931  
1932 1932  (((
1933 -(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
2087 +(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4 MHz
1934 1934  )))
1935 1935  
1936 1936  (((
1937 -(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
2091 +(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2 frequency to 868.4 MHz (according to the result from the server)
1938 1938  )))
1939 1939  
1940 1940  (((
1941 -(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
2095 +(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2 DR to match the downlink DR from the server. See below.
1942 1942  )))
1943 1943  
1944 1944  (((
1945 -(% 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.
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.
1946 1946  )))
1947 1947  
1948 1948  (((
... ... @@ -1956,14 +1956,14 @@
1956 1956  )))
1957 1957  
1958 1958  (((
1959 -**~1. Make sure the device is set to ABP mode in the IoT Server.**
2113 +**~1. Ensure that the device is set to ABP mode in the LoRaWAN Network Server.**
1960 1960  
1961 -**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
2115 +**2. Verify that the LG01/02 gateway RX frequency matches the AT+CHS setting exactly.**
1962 1962  
1963 -**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?
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?
1964 1964  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1965 1965  
1966 -**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.**
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.**
1967 1967  )))
1968 1968  
1969 1969  (((
... ... @@ -1975,7 +1975,7 @@
1975 1975  
1976 1976  
1977 1977  (((
1978 -(% style="color:blue" %)**If sensor JOINED:**
2132 +(% style="color:blue" %)**If the sensor has JOINED:**
1979 1979  
1980 1980  (% style="background-color:#dcdcdc" %)**AT+CLASS=A**
1981 1981  
... ... @@ -1985,7 +1985,7 @@
1985 1985  
1986 1986  = 5. Case Study =
1987 1987  
1988 -== 5.1 Counting how many objects pass through the flow Line ==
2142 +== 5.1 Counting how many objects pass through the flow line ==
1989 1989  
1990 1990  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]]?
1991 1991  
... ... @@ -1997,10 +1997,8 @@
1997 1997  
1998 1998  == 6.1 How to update the firmware? ==
1999 1999  
2000 -Dragino frequently releases firmware updates for the LT-22222-L.
2154 +Dragino frequently releases firmware updates for the LT-22222-L. Updating your LT-22222-L with the latest firmware version helps to:
2001 2001  
2002 -Updating your LT-22222-L with the latest firmware version helps to:
2003 -
2004 2004  * Support new features
2005 2005  * Fix bugs
2006 2006  * Change LoRaWAN frequency bands
... ... @@ -2018,8 +2018,8 @@
2018 2018  
2019 2019  Below is the hardware setup for uploading a firmware image to the LT-22222-L:
2020 2020  
2173 +[[image:usb-ttl-programming.png]]
2021 2021  
2022 -[[image:1653359603330-121.png]]
2023 2023  
2024 2024  
2025 2025  Start the STM32 Flash Loader and choose the correct COM port to update.
... ... @@ -2043,7 +2043,7 @@
2043 2043  [[image:image-20220524104033-15.png]]
2044 2044  
2045 2045  
2046 -(% 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:
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:
2047 2047  
2048 2048  [[image:1653360054704-518.png||height="186" width="745"]]
2049 2049  
... ... @@ -2237,7 +2237,6 @@
2237 2237  * (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865
2238 2238  * (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779
2239 2239  
2240 -
2241 2241  = 9. Package information =
2242 2242  
2243 2243  **Package includes**:
... ... @@ -2254,7 +2254,6 @@
2254 2254  * Package Size / pcs : 14.5 x 8 x 5 cm
2255 2255  * Weight / pcs : 170 g
2256 2256  
2257 -
2258 2258  = 10. Support =
2259 2259  
2260 2260  * (((

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