Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 187.1 >
edited by Dilisi S
on 2024/11/11 05:23
To version < 200.1 >
edited by Dilisi S
on 2024/11/18 04:06
>
Change comment: Nov 17 - AT Commands edit - part 3

Summary

Details

Page properties
Content
... ... @@ -23,6 +23,10 @@
23 23  
24 24  (((
25 25  (((
26 +{{info}}
27 +**This manual is also applicable to the LT-33222-L.**
28 +{{/info}}
29 +
26 26  The Dragino (% style="color:blue" %)**LT-22222-L I/O Controller**(%%) is an advanced LoRaWAN device designed to provide seamless wireless long-range connectivity with various I/O options, including analog current and voltage inputs, digital inputs and outputs, and relay outputs.
27 27  
28 28  The LT-22222-L I/O Controller simplifies and enhances I/O monitoring and controlling. It is ideal for professional applications in wireless sensor networks, including irrigation systems, smart metering, smart cities, building automation, and more. These controllers are designed for easy, cost-effective deployment using LoRa wireless technology.
... ... @@ -111,25 +111,8 @@
111 111  * Smart cities
112 112  * Smart factory
113 113  
114 -== 1.5 Hardware Variants ==
118 +== 2. Assembling the device ==
115 115  
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 -
131 -= 2. Assembling the device =
132 -
133 133  == 2.1 Connecting the antenna ==
134 134  
135 135  Connect the LoRa antenna to the antenna connector, **ANT**,** **located on the top right side of the device, next to the upper screw terminal block. Secure the antenna by tightening it clockwise.
... ... @@ -294,10 +294,10 @@
294 294  [[image:lt-22222-ul-payload-fmt.png||height="686" width="1000"]]
295 295  
296 296  
297 -== 3.3 Work Modes and Uplink Payload formats ==
284 +== 3.3 Working Modes and Uplink Payload formats ==
298 298  
299 299  
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.
287 +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.
301 301  
302 302  * (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO
303 303  
... ... @@ -311,7 +311,7 @@
311 311  
312 312  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
313 313  
314 -The uplink messages are sent over LoRaWAN FPort 2. By default, an uplink message is sent every 10 minutes.
301 +The uplink messages are sent over LoRaWAN FPort=2. By default, an uplink message is sent every 10 minutes.
315 315  
316 316  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
317 317  
... ... @@ -318,8 +318,12 @@
318 318  (((
319 319  This is the default mode.
320 320  
321 -The uplink payload is 11 bytes long. (% style="display:none" wfd-invisible="true" %)
308 +The uplink payload is 11 bytes long.
322 322  
310 +(% style="color:red" %)**Note:The maximum count depends on the bytes number of bytes.
311 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec).
312 +It starts counting again when it reaches the maximum value.**(% style="display:none" wfd-invisible="true" %)
313 +
323 323  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
324 324  |(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
325 325  |Value|(((
... ... @@ -376,9 +376,13 @@
376 376  * [1] DO2 channel output is LOW, and the DO2 LED is ON.
377 377  * [0] DO1 channel output state:
378 378  ** DO1 is FLOATING when there is no load between DO1 and V+.
379 -** DO1 is HIGH when there is a load between DO1 and V+.
370 +** DO1 is HIGH and there is a load between DO1 and V+.
380 380  ** DO1 LED is OFF in both cases.
381 381  
373 +Reserve = 0
374 +
375 +MOD = 1
376 +
382 382  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
383 383  
384 384  
... ... @@ -389,6 +389,10 @@
389 389  (((
390 390  The uplink payload is 11 bytes long.
391 391  
387 +(% style="color:red" %)**Note:The maximum count depends on the bytes it is.
388 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec).
389 +It starts counting again when it reaches the maximum value.**
390 +
392 392  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
393 393  |(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
394 394  |Value|COUNT1|COUNT2 |DIDORO*|(((
... ... @@ -453,6 +453,9 @@
453 453  
454 454  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
455 455  
455 +(% style="color:red" %)**Note: The maximum count depends on the bytes it is.
456 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec).
457 +It starts counting again when it reaches the maximum value.**
456 456  
457 457  **LT22222-L**: In this mode, the DI1 is used as a counting pin.
458 458  
... ... @@ -503,7 +503,11 @@
503 503  
504 504  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
505 505  
508 +(% style="color:red" %)**Note:The maximum count depends on the bytes it is.
509 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec).
510 +It starts counting again when it reaches the maximum value.**
506 506  
512 +
507 507  (((
508 508  **LT22222-L**: In this mode, the DI1 is used as a counting pin.
509 509  )))
... ... @@ -568,7 +568,11 @@
568 568  
569 569  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
570 570  
577 +(% style="color:red" %)**Note:The maximum count depends on the bytes it is.
578 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec).
579 +It starts counting again when it reaches the maximum value.**
571 571  
581 +
572 572  **LT22222-L**: In this mode, the DI1 is used as a counting pin.
573 573  
574 574  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
... ... @@ -619,24 +619,27 @@
619 619  )))
620 620  
621 621  
622 -=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
632 +=== 3.3.6 AT+ADDMOD~=6 (Trigger Mode, Optional) ===
623 623  
624 624  
625 -(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate together with other modes.**
635 +(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate __alongside__ with other modes.**
626 626  
627 -For example, if you configured the following commands:
637 +For example, if you configure the following commands:
628 628  
629 -* **AT+MOD=1 ** **~-~->**  The default work mode
630 -* **AT+ADDMOD6=1**   **~-~->**  Enable trigger mode
639 +* **AT+MOD=1 ** **~-~->**  Sets the default working mode
640 +* **AT+ADDMOD6=1**   **~-~->**  Enables trigger mode
631 631  
632 -The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. LT will send uplink packets in two cases:
642 +The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. It will send uplink packets in two cases:
633 633  
634 -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.
644 +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.
635 635  1. (((
636 -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 +Trigger uplink: sent when a trigger condition is met. In this case, LT will send two packets
647 +
648 +* The first uplink uses the payload specified in trigger mode (MOD=6).
649 +* The second packet uses the normal mode payload (MOD=1 as set above). Both are (% style="color:#4f81bd" %)**confirmed uplinks.**
637 637  )))
638 638  
639 -(% style="color:#037691" %)**AT Commands to set Trigger Condition**:
652 +(% style="color:#037691" %)**AT Commands to set Trigger Conditions**:
640 640  
641 641  (% style="color:#4f81bd" %)**Trigger based on voltage**:
642 642  
... ... @@ -645,9 +645,9 @@
645 645  
646 646  **Example:**
647 647  
648 -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)
661 +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)
649 649  
650 -AT+AVLIM=5000,0,0,0   (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use)
663 +AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use)
651 651  
652 652  
653 653  (% style="color:#4f81bd" %)**Trigger based on current**:
... ... @@ -657,7 +657,7 @@
657 657  
658 658  **Example:**
659 659  
660 -AT+ACLIM=10000,15000,0,0   (triggers an uplink if ACI1 voltage is lower than 10mA or higher than 15mA)
673 +AT+ACLIM=10000,15000,0,0 (triggers an uplink if AC1 current is lower than 10mA or higher than 15mA)
661 661  
662 662  
663 663  (% style="color:#4f81bd" %)**Trigger based on DI status**:
... ... @@ -777,9 +777,9 @@
777 777  
778 778  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
779 779  
780 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
781 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
782 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
793 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:674px" %)
794 +|(% style="width:64px" %)**bit 7**|(% style="width:68px" %)**bit 6**|(% style="width:63px" %)**bit 5**|(% style="width:66px" %)**bit 4**|(% style="width:109px" %)**bit 3**|(% style="width:93px" %)**bit 2**|(% style="width:109px" %)**bit 1**|(% style="width:99px" %)**bit 0**
795 +|(% style="width:64px" %)N/A|(% style="width:68px" %)N/A|(% style="width:63px" %)N/A|(% style="width:66px" %)N/A|(% style="width:109px" %)DI2_STATUS|(% style="width:93px" %)DI2_FLAG|(% style="width:109px" %)DI1_STATUS|(% style="width:99px" %)DI1_FLAG
783 783  
784 784  * Each bits shows which status has been triggered on this uplink.
785 785  
... ... @@ -834,6 +834,7 @@
834 834  
835 835  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.
836 836  
850 +
837 837  ==== 3.4.2.1 Set Transmit Interval ====
838 838  
839 839  Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes.
... ... @@ -840,10 +840,10 @@
840 840  
841 841  (% style="color:#037691" %)**AT command**
842 842  
843 -(% style="width:500px" %)
844 -|**Command**|AT+TDC<time>
857 +(% border="2" style="width:500px" %)
858 +|**Command**|AT+TDC=<time>
845 845  |**Response**|
846 -|**Parameters**|<time> uplink interval is in milliseconds
860 +|**Parameters**|**time** : uplink interval is in milliseconds
847 847  |**Example**|(((
848 848  AT+TDC=30000
849 849  
... ... @@ -852,14 +852,14 @@
852 852  
853 853  (% style="color:#037691" %)**Downlink payload**
854 854  
855 -(% style="width:500px" %)
869 +(% border="2" style="width:500px" %)
856 856  |**Payload**|(((
857 857  <prefix><time>
858 858  )))
859 859  |**Parameters**|(((
860 -<prefix> 0x01
874 +**prefix** : 0x01
861 861  
862 -<time> uplink interval is in milliseconds, represented by 3  bytes in hexadecimal.
876 +**time** : uplink interval is in milliseconds, represented by 3  bytes in hexadecimal.
863 863  )))
864 864  |**Example**|(((
865 865  01 **00 75 30**
... ... @@ -871,158 +871,389 @@
871 871  See [[RapidTables>>https://www.rapidtables.com/convert/number/decimal-to-hex.html?x=30000]]
872 872  )))
873 873  
874 -==== 3.4.2.2 Set the Work Mode (AT+MOD) ====
888 +==== 3.4.2.2 Set the Working Mode (AT+MOD) ====
875 875  
890 +Sets the working mode.
876 876  
877 -Sets the work mode.
892 +(% style="color:#037691" %)**AT command**
878 878  
879 -* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
894 +(% border="2" style="width:500px" %)
895 +|(% style="width:97px" %)**Command**|(% style="width:413px" %)AT+MODE=<working_mode>
896 +|(% style="width:97px" %)**Response**|(% style="width:413px" %)
897 +|(% style="width:97px" %)**Parameters**|(% style="width:413px" %)(((
898 +**working_mode** :
880 880  
881 -Where N is the work mode.
900 +1 = (Default mode/factory set):  2ACI + 2AVI + DI + DO + RO
882 882  
883 -**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode.
902 +2 = Double DI Counting + DO + RO
884 884  
904 +3 = Single DI Counting + 2 x ACI + DO + RO
885 885  
886 -* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):**
906 +4 = Single DI Counting + 1 x Voltage Counting + DO + RO
887 887  
888 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
908 +5 = Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
889 889  
910 +6 = Trigger Mode, Optional, used together with MOD1 ~~ MOD5
911 +)))
912 +|(% style="width:97px" %)**Example**|(% style="width:413px" %)(((
913 +AT+MOD=2
890 890  
915 +Sets the device to working mode 2 (Double DI Counting + DO + RO)
916 +)))
891 891  
892 -==== 3.4.2.3 Poll an uplink ====
918 +(% class="wikigeneratedid" %)
919 +(% style="color:#037691" %)**Downlink payload**
893 893  
894 -Requests the device to send an uplink.
921 +(% border="2" style="width:500px" %)
922 +|(% style="width:98px" %)**Payload**|(% style="width:400px" %)<prefix><working_mode>
923 +|(% style="width:98px" %)**Parameters**|(% style="width:400px" %)(((
924 +**prefix** : 0x0A
895 895  
926 +**working_mode** : Working mode, represented by 1 byte in hexadecimal.
927 +)))
928 +|(% style="width:98px" %)**Example**|(% style="width:400px" %)(((
929 +0A **02**
896 896  
897 -* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink
931 +Sets the device to working mode 2 (Double DI Counting + DO + RO)
932 +)))
898 898  
899 -* (% style="color:#037691" %)**Downlink payload (prefix 0x08):**
934 +==== 3.4.2.3 Poll an uplink ====
900 900  
901 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
936 +Requests an uplink from LT-22222-L.
902 902  
903 -**Example**: 0x08FF, ask device to send an Uplink
938 +(% style="color:#037691" %)**AT command**
904 904  
940 +There is no AT Command to request an uplink from LT-22222-L
905 905  
942 +(% style="color:#037691" %)**Downlink payload**
906 906  
944 +(% border="2" style="width:500px" %)
945 +|(% style="width:101px" %)**Payload**|(% style="width:397px" %)<prefix>FF
946 +|(% style="width:101px" %)**Parameters**|(% style="width:397px" %)**prefix** : 0x08
947 +|(% style="width:101px" %)**Example**|(% style="width:397px" %)(((
948 +08 FF
949 +
950 +Requests an uplink from LT-22222-L.
951 +)))
952 +
907 907  ==== 3.4.2.4 Enable/Disable Trigger Mode ====
908 908  
909 -Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]).
955 +Enable or disable the trigger mode for the current working mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]).
910 910  
911 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
957 +(% style="color:#037691" %)**AT Command**
912 912  
913 -(% style="color:red" %)**1:** (%%)Enable the trigger mode
959 +(% border="2" style="width:500px" %)
960 +|(% style="width:95px" %)**Command**|(% style="width:403px" %)AT+ADDMOD6=<enable/disable trigger_mode>
961 +|(% style="width:95px" %)**Response**|(% style="width:403px" %)
962 +|(% style="width:95px" %)**Parameters**|(% style="width:403px" %)(((
963 +**enable/disable trigger_mode** :
914 914  
915 -(% style="color:red" %)**0: **(%%)Disable the trigger mode
965 +1 = enable trigger mode
916 916  
967 +0 = disable trigger mode
968 +)))
969 +|(% style="width:95px" %)**Example**|(% style="width:403px" %)(((
970 +AT+ADDMOD6=1
917 917  
918 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
972 +Enable trigger mode for the current working mode
973 +)))
919 919  
920 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
975 +(% style="color:#037691" %)**Downlink payload**
921 921  
977 +(% border="2" style="width:500px" %)
978 +|(% style="width:97px" %)**Payload**|(% style="width:401px" %)<prefix><enable/disable trigger_mode>
979 +|(% style="width:97px" %)**Parameters**|(% style="width:401px" %)(((
980 +**prefix** : 0x0A 06 (two bytes in hexadecimal)
922 922  
982 +**working mode** : enable (1) or disable (0), represented by 1 byte in hexadecimal.
983 +)))
984 +|(% style="width:97px" %)**Example**|(% style="width:401px" %)(((
985 +0A 06 **01**
923 923  
987 +Enable trigger mode for the current working mode
988 +)))
989 +
924 924  ==== 3.4.2.5 Poll trigger settings ====
925 925  
926 926  Polls the trigger settings.
927 927  
928 -* (% style="color:#037691" %)**AT Command:**
994 +(% style="color:#037691" %)**AT Command:**
929 929  
930 930  There is no AT Command for this feature.
931 931  
932 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
998 +(% style="color:#037691" %)**Downlink Payload**
933 933  
934 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll the trigger settings. Device will uplink trigger settings once receive this command
1000 +(% border="2" style="width:500px" %)
1001 +|(% style="width:95px" %)**Payload**|(% style="width:403px" %)<prefix>
1002 +|(% style="width:95px" %)**Parameters**|(% style="width:403px" %)**prefix **: AB 06 (two bytes in hexadecimal)
1003 +|(% style="width:95px" %)**Example**|(% style="width:403px" %)(((
1004 +AB 06
935 935  
1006 +Uplinks the trigger settings.
1007 +)))
936 936  
1009 +==== 3.4.2.6 Enable/Disable DI1/DI2/DI3 as a trigger ====
937 937  
938 -==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as a trigger ====
1011 +Enable or disable DI1/DI2/DI3 as a trigger.
939 939  
940 -Enable or disable DI1/DI2/DI2 as a trigger.
1013 +(% style="color:#037691" %)**AT Command**
941 941  
942 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
1015 +(% border="2" style="width:500px" %)
1016 +|(% style="width:98px" %)**Command**|(% style="width:400px" %)AT+DTRI=<DI1_trigger>,<DI2_trigger>
1017 +|(% style="width:98px" %)**Response**|(% style="width:400px" %)
1018 +|(% style="width:98px" %)**Parameters**|(% style="width:400px" %)(((
1019 +**DI1_trigger:**
943 943  
944 -**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger)
1021 +1 = enable DI1 trigger
945 945  
1023 +0 = disable DI1 trigger
946 946  
947 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
1025 +**DI2 _trigger**
948 948  
949 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
1027 +1 = enable DI2 trigger
950 950  
1029 +0 = disable DI2 trigger
1030 +)))
1031 +|(% style="width:98px" %)**Example**|(% style="width:400px" %)(((
1032 +AT+DTRI=1,0
951 951  
1034 +Enable DI1 trigger, disable DI2 trigger
1035 +)))
952 952  
1037 +(% class="wikigeneratedid" %)
1038 +(% style="color:#037691" %)**Downlink Payload**
1039 +
1040 +(% border="2" style="width:500px" %)
1041 +|(% style="width:101px" %)**Payload**|(% style="width:397px" %)<prefix><DI1_trigger><DI2_trigger>
1042 +|(% style="width:101px" %)**Parameters**|(% style="width:397px" %)(((
1043 +**prefix :** AA 02 (two bytes in hexadecimal)
1044 +
1045 +**DI1_trigger:**
1046 +
1047 +1 = enable DI1 trigger, represented by 1 byte in hexadecimal.
1048 +
1049 +0 = disable DI1 trigger, represented by 1 byte in hexadecimal.
1050 +
1051 +**DI2 _trigger**
1052 +
1053 +1 = enable DI2 trigger, represented by 1 byte in hexadecimal.
1054 +
1055 +0 = disable DI2 trigger, represented by 1 byte in hexadecimal.
1056 +)))
1057 +|(% style="width:101px" %)**Example**|(% style="width:397px" %)(((
1058 +AA 02 **01 00**
1059 +
1060 +Enable DI1 trigger, disable DI2 trigger
1061 +)))
1062 +
953 953  ==== 3.4.2.7 Trigger1 – Set DI or DI3 as a trigger ====
954 954  
955 955  Sets DI1 or DI3 (for LT-33222-L) as a trigger.
956 956  
957 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
958 958  
959 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
1068 +(% style="color:#037691" %)**AT Command**
960 960  
961 -(% style="color:red" %)**b :** (%%)delay timing.
1070 +(% border="2" style="width:500px" %)
1071 +|(% style="width:101px" %)**Command**|(% style="width:397px" %)AT+TRIG1=<interrupt_mode>,<minimum_signal_duration>
1072 +|(% style="width:101px" %)**Response**|(% style="width:397px" %)
1073 +|(% style="width:101px" %)**Parameters**|(% style="width:397px" %)(((
1074 +**interrupt_mode** :  0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1).
962 962  
963 -**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
1076 +**minimum_signal_duration** : the **minimum signal duration** required for the DI1 port to recognize a valid trigger.
1077 +)))
1078 +|(% style="width:101px" %)**Example**|(% style="width:397px" %)(((
1079 +AT+TRIG1=1,100
964 964  
1081 +Set the DI1 port to trigger on a rising edge; the valid signal duration is 100 ms.
1082 +)))
965 965  
966 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
1084 +(% class="wikigeneratedid" %)
1085 +(% style="color:#037691" %)**Downlink Payload**
967 967  
968 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
1087 +(% border="2" style="width:500px" %)
1088 +|(% style="width:101px" %)**Payload**|(% style="width:397px" %)<prefix><interrupt_mode><minimum_signal_duration>
1089 +|(% style="width:101px" %)**Parameters**|(% style="width:397px" %)(((
1090 +**prefix** : 09 01 (hexadecimal)
969 969  
1092 +**interrupt_mode** : 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1), represented by 1 byte in hexadecimal.
970 970  
1094 +**minimum_signal_duration** : in milliseconds, represented two bytes in hexadecimal.
1095 +)))
1096 +|(% style="width:101px" %)**Example**|(% style="width:397px" %)(((
1097 +09 01 **01 00 64**
1098 +
1099 +Set the DI1 port to trigger on a rising edge; the valid signal duration is 100 ms.
1100 +)))
1101 +
971 971  ==== 3.4.2.8 Trigger2 – Set DI2 as a trigger ====
972 972  
973 973  Sets DI2 as a trigger.
974 974  
975 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
976 976  
977 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1).
1107 +(% style="color:#037691" %)**AT Command**
978 978  
979 -(% style="color:red" %)**b :** (%%)delay timing.
1109 +(% border="2" style="width:500px" %)
1110 +|(% style="width:94px" %)**Command**|(% style="width:404px" %)AT+TRIG2=<interrupt_mode>,<minimum_signal_duration>
1111 +|(% style="width:94px" %)**Response**|(% style="width:404px" %)
1112 +|(% style="width:94px" %)**Parameters**|(% style="width:404px" %)(((
1113 +**interrupt_mode **:  0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1).
980 980  
981 -**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms )
1115 +**minimum_signal_duration** : the **minimum signal duration** required for the DI1 port to recognize a valid trigger.
1116 +)))
1117 +|(% style="width:94px" %)**Example**|(% style="width:404px" %)(((
1118 +AT+TRIG2=0,100
982 982  
1120 +Set the DI1 port to trigger on a falling edge; the valid signal duration is 100 ms.
1121 +)))
983 983  
984 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
1123 +(% style="color:#037691" %)**Downlink Payload**
985 985  
986 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
1125 +(% border="2" style="width:500px" %)
1126 +|(% style="width:96px" %)**Payload**|(% style="width:402px" %)<prefix><interrupt_mode><minimum_signal_duration>
1127 +|(% style="width:96px" %)**Parameters**|(% style="width:402px" %)(((
1128 +**prefix** : 09 02 (hexadecimal)
987 987  
1130 +**interrupt_mode **: 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1), represented by 1 byte in hexadecimal.
988 988  
1132 +**minimum_signal_duration** : in milliseconds, represented two bytes in hexadecimal
1133 +)))
1134 +|(% style="width:96px" %)**Example**|(% style="width:402px" %)09 02 **00 00 64**
1135 +
1136 +(% class="wikigeneratedid" %)
1137 +==== ====
1138 +
989 989  ==== 3.4.2.9 Trigger – Set AC (current) as a trigger ====
990 990  
991 -Sets the current trigger based on the AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1141 +Sets the current trigger based on the AC port. See also [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
992 992  
993 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
1143 +(% style="color:#037691" %)**AT Command**
994 994  
995 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
1145 +(% border="2" style="width:500px" %)
1146 +|(% style="width:104px" %)**Command**|(% style="width:394px" %)(((
1147 +AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
1148 +)))
1149 +|(% style="width:104px" %)**Response**|(% style="width:394px" %)
1150 +|(% style="width:104px" %)**Parameters**|(% style="width:394px" %)(((
1151 +**AC1_LIMIT_LOW** : lower limit of the current to be checked
996 996  
997 -(% 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"]]
1153 +**AC1_LIMIT_HIGH **: higher limit of the current to be checked
998 998  
1155 +**AC2_LIMIT_HIGH **: lower limit of the current to be checked
999 999  
1157 +**AC2_LIMIT_LOW** : higher limit of the current to be checked
1158 +)))
1159 +|(% style="width:104px" %)**Example**|(% style="width:394px" %)(((
1160 +AT+ACLIM=10000,15000,0,0
1000 1000  
1162 +Triggers an uplink if AC1 current is lower than 10mA or higher than 15mA
1163 +)))
1164 +|(% style="width:104px" %)Note|(% style="width:394px" %)See also, [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1165 +
1166 +(% style="color:#037691" %)**Downlink Payload**
1167 +
1168 +(% border="2" style="width:500px" %)
1169 +|(% style="width:104px" %)**Payload**|(% style="width:394px" %)<prefix><AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
1170 +|(% style="width:104px" %)**Parameters**|(% style="width:394px" %)(((
1171 +**prefix **: AA 01 (hexadecimal)
1172 +
1173 +**AC1_LIMIT_LOW** : lower limit of the current to be checked, two bytes in hexadecimal
1174 +
1175 +**AC1_LIMIT_HIGH **: higher limit of the current to be checked, two bytes in hexadecimal
1176 +
1177 +**AC2_LIMIT_HIGH **: lower limit of the current to be checked, two bytes in hexadecimal
1178 +
1179 +**AC2_LIMIT_LOW** : higher limit of the current to be checked, two bytes in hexadecimal
1180 +)))
1181 +|(% style="width:104px" %)**Example**|(% style="width:394px" %)(((
1182 +AA 01 **27** **10 3A** **98** 00 00 00 00
1183 +
1184 +Triggers an uplink if AC1 current is lower than 10mA or higher than 15mA. Set all values to zero for AC2 limits because we are only checking AC1 limits.
1185 +)))
1186 +|(% style="width:104px" %)Note|(% style="width:394px" %)See also, [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1187 +
1001 1001  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
1002 1002  
1003 -Sets the current trigger based on the AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1190 +Sets the current trigger based on the AV port. See also [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1004 1004  
1005 -* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1192 +(% style="color:#037691" %)**AT Command**
1006 1006  
1007 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1194 +(% border="2" style="width:500px" %)
1195 +|(% style="width:104px" %)**Command**|(% style="width:387px" %)AT+AVLIM= AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
1196 +|(% style="width:104px" %)**Response**|(% style="width:387px" %)
1197 +|(% style="width:104px" %)**Parameters**|(% style="width:387px" %)(((
1198 +**AC1_LIMIT_LOW** : lower limit of the current to be checked
1008 1008  
1009 -(% 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"]]
1200 +**AC1_LIMIT_HIGH **: higher limit of the current to be checked
1010 1010  
1202 +**AC2_LIMIT_HIGH **: lower limit of the current to be checked
1011 1011  
1204 +**AC2_LIMIT_LOW** : higher limit of the current to be checked
1205 +)))
1206 +|(% style="width:104px" %)**Example**|(% style="width:387px" %)(((
1207 +AT+AVLIM=3000,6000,0,2000
1208 +
1209 +Triggers an uplink if AVI1 voltage is lower than 3V or higher than 6V, or if AV2 voltage is higher than 2V
1210 +)))
1211 +|(% style="width:104px" %)**Note**|(% style="width:387px" %)See also, [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1212 +
1213 +
1214 +(% style="color:#037691" %)**Downlink Payload**
1215 +
1216 +(% border="2" style="width:500px" %)
1217 +|(% style="width:104px" %)**Payload**|(% style="width:394px" %)<prefix><AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
1218 +|(% style="width:104px" %)**Parameters**|(% style="width:394px" %)(((
1219 +**prefix **: AA 00 (hexadecimal)
1220 +
1221 +**AV1_LIMIT_LOW** : lower limit of the voltage to be checked, two bytes in hexadecimal
1222 +
1223 +**AV1_LIMIT_HIGH **: higher limit of the voltage to be checked, two bytes in hexadecimal
1224 +
1225 +**AV2_LIMIT_HIGH **: lower limit of the voltage to be checked, two bytes in hexadecimal
1226 +
1227 +**AV2_LIMIT_LOW** : higher limit of the voltage to be checked, two bytes in hexadecimal
1228 +)))
1229 +|(% style="width:104px" %)**Example**|(% style="width:394px" %)(((
1230 +AA 00 **0B B8 17 70 00 00 07 D0**
1231 +
1232 +Triggers an uplink if AVI1 voltage is lower than 3V or higher than 6V, or if AV2 voltage is higher than 2V.
1233 +)))
1234 +|(% style="width:104px" %)**Note**|(% style="width:394px" %)See also, [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1235 +
1236 +
1012 1012  ==== 3.4.2.11 Trigger – Set minimum interval ====
1013 1013  
1014 -Sets AV and AC trigger minimum interval. Device won't response to the second trigger within this set time after the first trigger.
1239 +Sets the AV and AC trigger minimum interval. The device won't respond to a second trigger within this set time after the first trigger.
1015 1015  
1016 -* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+ATDC=5        ** ~/~/ (%%)Device won't response the second trigger within 5 minute after the first trigger.
1241 +(% style="color:#037691" %)**AT Command**
1017 1017  
1018 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1243 +(% border="2" style="width:500px" %)
1244 +|(% style="width:113px" %)**Command**|(% style="width:385px" %)AT+ATDC=<time>
1245 +|(% style="width:113px" %)**Response**|(% style="width:385px" %)
1246 +|(% style="width:113px" %)**Parameters**|(% style="width:385px" %)(((
1247 +**time** : in minutes
1248 +)))
1249 +|(% style="width:113px" %)**Example**|(% style="width:385px" %)(((
1250 +AT+ATDC=5
1019 1019  
1020 -(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1252 +The device won't respond to the second trigger within 5 minutes after the first trigger.
1253 +)))
1254 +|(% style="width:113px" %)Note|(% style="width:385px" %)(% style="color:red" %)**The time must be greater than 5 minutes.**
1021 1021  
1022 -(((
1023 -(% style="color:red" %)**Note: ATDC setting must be more than 5min**
1256 +(% style="color:#037691" %)**Downlink Payload**
1257 +
1258 +(% border="2" style="width:500px" %)
1259 +|(% style="width:112px" %)**Payload**|(% style="width:386px" %)<prefix><time>
1260 +|(% style="width:112px" %)**Parameters**|(% style="width:386px" %)(((
1261 +**prefix** : AC (hexadecimal)
1262 +
1263 +**time **: in minutes (two bytes in hexadecimal)
1024 1024  )))
1265 +|(% style="width:112px" %)**Example**|(% style="width:386px" %)(((
1266 +AC **00 05**
1025 1025  
1268 +The device won't respond to the second trigger within 5 minutes after the first trigger.
1269 +)))
1270 +|(% style="width:112px" %)Note|(% style="width:386px" %)(% style="color:red" %)**The time must be greater than 5 minutes.**
1026 1026  
1027 1027  
1028 1028  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
... ... @@ -1029,21 +1029,33 @@
1029 1029  
1030 1030  Controls the digital outputs DO1, DO2, and DO3
1031 1031  
1032 -* (% style="color:#037691" %)**AT Command**
1277 +(% style="color:#037691" %)**AT Command**
1033 1033  
1034 -There is no AT Command to control Digital Output
1279 +There is no AT Command to control the Digital Output.
1035 1035  
1036 1036  
1037 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1282 +(% style="color:#037691" %)**Downlink Payload**
1038 1038  
1039 -(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1284 +(% border="2" style="width:500px" %)
1285 +|(% style="width:115px" %)**Payload**|(% style="width:383px" %)<prefix><DO1><DO2><DO3>
1286 +|(% style="width:115px" %)**Parameters**|(% style="width:383px" %)(((
1287 +**prefix** : 02 (hexadecimal)
1040 1040  
1041 -(((
1042 -If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1289 +**DOI** : 01: Low,  00: High, 11: No action (1 byte in hex)
1290 +
1291 +**DO2** : 01: Low,  00: High, 11: No action (1 byte in hex)
1292 +
1293 +**DO3 **: 01: Low,  00: High, 11: No action (1 byte in hex)
1043 1043  )))
1295 +|(% style="width:115px" %)**Examples**|(% style="width:383px" %)(((
1296 +02 **01 00 01**
1044 1044  
1298 +If there is a load between V+ and DOx, it means DO1 is set to low, DO2 is set to high, and DO3 is set to low.
1299 +
1300 +**More examples:**
1301 +
1045 1045  (((
1046 -01: Low,  00: High ,  11: No action
1303 +01: Low,  00: High,  11: No action
1047 1047  
1048 1048  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1049 1049  |(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**DO1**|(% style="background-color:#4f81bd; color:white" %)**DO2**|(% style="background-color:#4f81bd; color:white" %)**DO3**
... ... @@ -1053,15 +1053,19 @@
1053 1053  )))
1054 1054  
1055 1055  (((
1056 -(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1313 +(((
1314 +(% style="color:red" %)**Note: For the LT-22222-L, there is no DO3; the last byte can have any value.**
1057 1057  )))
1058 1058  
1059 1059  (((
1060 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1318 +(% style="color:red" %)**The device will upload a packet if downlink code executes successfully.**
1061 1061  )))
1320 +)))
1321 +)))
1062 1062  
1323 +(% class="wikigeneratedid" %)
1324 +==== ====
1063 1063  
1064 -
1065 1065  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1066 1066  
1067 1067  
... ... @@ -1086,7 +1086,7 @@
1086 1086  00: DO pins will change to an inverter state after timeout 
1087 1087  
1088 1088  
1089 -(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1350 +(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Port status:
1090 1090  
1091 1091  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1092 1092  |(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
... ... @@ -1094,7 +1094,7 @@
1094 1094  |0x00|DO1 set to high
1095 1095  |0x11|DO1 NO Action
1096 1096  
1097 -(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1358 +(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Port status:
1098 1098  
1099 1099  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1100 1100  |(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
... ... @@ -1102,7 +1102,7 @@
1102 1102  |0x00|DO2 set to high
1103 1103  |0x11|DO2 NO Action
1104 1104  
1105 -(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1366 +(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Port status:
1106 1106  
1107 1107  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1108 1108  |(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
... ... @@ -1110,16 +1110,16 @@
1110 1110  |0x00|DO3 set to high
1111 1111  |0x11|DO3 NO Action
1112 1112  
1113 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1374 +(% style="color:#4f81bd" %)**Sixth, Seventh, Eighth, and Ninth Bytes**:(%%) Latching time (Unit: ms)
1114 1114  
1115 1115  
1116 1116  (% style="color:red" %)**Note: **
1117 1117  
1118 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1379 + Since firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1119 1119  
1120 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1381 + Before firmware v1.6.0, the latch time only supported 2 bytes.
1121 1121  
1122 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1383 +(% style="color:red" %)**Device will upload a packet if the downlink code executes successfully.**
1123 1123  
1124 1124  
1125 1125  **Example payload:**
... ... @@ -1126,22 +1126,21 @@
1126 1126  
1127 1127  **~1. A9 01 01 01 01 07 D0**
1128 1128  
1129 -DO1 pin & DO2 pin & DO3 pin will be set to Low, last 2 seconds, then change back to original state.
1390 +DO1 pin, DO2 pin, and DO3 pin will be set to low, last for 2 seconds, and then revert to their original state.
1130 1130  
1131 1131  **2. A9 01 00 01 11 07 D0**
1132 1132  
1133 -DO1 pin set high, DO2 pin set low, DO3 pin no action, last 2 seconds, then change back to original state.
1394 +DO1 pin is set to high, DO2 pin is set to low, and DO3 pin takes no action. This lasts for 2 seconds and then reverts to the original state.
1134 1134  
1135 1135  **3. A9 00 00 00 00 07 D0**
1136 1136  
1137 -DO1 pin & DO2 pin & DO3 pin will be set to high, last 2 seconds, then both change to low.
1398 +DO1 pin, DO2 pin, and DO3 pin will be set to high, last for 2 seconds, and then all change to low.
1138 1138  
1139 1139  **4. A9 00 11 01 00 07 D0**
1140 1140  
1141 -DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low
1402 +DO1 pin takes no action, DO2 pin is set to low, and DO3 pin is set to high. This lasts for 2 seconds, after which DO1 pin takes no action, DO2 pin is set to high, and DO3 pin is set to low.
1142 1142  
1143 1143  
1144 -
1145 1145  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1146 1146  
1147 1147  
... ... @@ -1156,11 +1156,11 @@
1156 1156  
1157 1157  
1158 1158  (((
1159 -If payload = 0x030100, it means set RO1 to close and RO2 to open.
1419 +If payload is 0x030100, it means setting RO1 to close and RO2 to open.
1160 1160  )))
1161 1161  
1162 1162  (((
1163 -00: Closed ,  01: Open , 11: No action
1423 +00: Close ,  01: Open , 11: No action
1164 1164  
1165 1165  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1166 1166  |(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2**
... ... @@ -1177,9 +1177,9 @@
1177 1177  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1178 1178  
1179 1179  
1180 -
1181 1181  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1182 1182  
1442 +Controls the relay output time.
1183 1183  
1184 1184  * (% style="color:#037691" %)**AT Command:**
1185 1185  
... ... @@ -1191,15 +1191,15 @@
1191 1191  (% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1192 1192  
1193 1193  
1194 -This is to control the relay output time of relay. Include four bytes:
1454 +This is to control the relay output time. It includes four bytes:
1195 1195  
1196 1196  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
1197 1197  
1198 1198  (% style="color:#4f81bd" %)**Second Byte(aa)**(%%): Inverter Mode
1199 1199  
1200 -01: Relays will change back to original state after timeout.
1460 +01: Relays will change back to their original state after timeout.
1201 1201  
1202 -00: Relays will change to an inverter state after timeout
1462 +00: Relays will change to the inverter state after timeout.
1203 1203  
1204 1204  
1205 1205  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
... ... @@ -1212,12 +1212,12 @@
1212 1212  
1213 1213  (% style="color:red" %)**Note:**
1214 1214  
1215 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1475 + Since firmware v1.6.0, the latch time supports both 4 bytes and 2 bytes.
1216 1216  
1217 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1477 + Before firmware v1.6.0, the latch time only supported 2 bytes.
1218 1218  
1219 1219  
1220 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1480 +(% style="color:red" %)**Device will upload a packet if the downlink code executes successfully.**
1221 1221  
1222 1222  
1223 1223  **Example payload:**
... ... @@ -1224,19 +1224,19 @@
1224 1224  
1225 1225  **~1. 05 01 11 07 D0**
1226 1226  
1227 -Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1487 +Relay1 and Relay2 will be set to NC, lasting 2 seconds, then revert to their original state
1228 1228  
1229 1229  **2. 05 01 10 07 D0**
1230 1230  
1231 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1491 +Relay1 will change to NC, Relay2 will change to NO, lasting 2 seconds, then both will revert to their original state.
1232 1232  
1233 1233  **3. 05 00 01 07 D0**
1234 1234  
1235 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1495 +Relay1 will change to NO, Relay2 will change to NC, lasting 2 seconds, then Relay1 will change to NC, and Relay2 will change to NO.
1236 1236  
1237 1237  **4. 05 00 00 07 D0**
1238 1238  
1239 -Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1499 +Relay1 and Relay2 will change to NO, lasting 2 seconds, then both will change to NC.
1240 1240  
1241 1241  
1242 1242  
... ... @@ -1243,7 +1243,7 @@
1243 1243  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1244 1244  
1245 1245  
1246 -When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1506 +When the voltage exceeds the threshold, counting begins. For details, see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1247 1247  
1248 1248  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1249 1249  
... ... @@ -1255,12 +1255,13 @@
1255 1255  
1256 1256  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1257 1257  
1518 +This feature allows users to pre-configure specific count numbers for various counting parameters such as count1, count2, or AV1 count. Use the AT command to set the desired count number for each configuration.
1258 1258  
1259 1259  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1260 1260  
1261 1261  (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1262 1262  
1263 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1524 +(% style="color:red" %)**bb cc dd ee: **(%%)The number to be set
1264 1264  
1265 1265  
1266 1266  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
... ... @@ -1271,9 +1271,8 @@
1271 1271  
1272 1272  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1273 1273  
1535 +This feature clears the counting in counting mode.
1274 1274  
1275 -Clear counting for counting mode
1276 -
1277 1277  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
1278 1278  
1279 1279  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
... ... @@ -1284,10 +1284,11 @@
1284 1284  
1285 1285  ==== 3.4.2.19 Counting ~-~- Change counting mode to save time ====
1286 1286  
1547 +This feature allows you to configure the device to save its counting result to internal flash memory at specified intervals. By setting a save time, the device will periodically store the counting data to prevent loss in case of power failure. The save interval can be adjusted to suit your requirements, with a minimum value of 30 seconds.
1287 1287  
1288 1288  * (% style="color:#037691" %)**AT Command:**
1289 1289  
1290 -(% 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)
1551 +(% style="color:blue" %)**AT+COUTIME=60  **(%%)~/~/ Sets the save time to 60 seconds. The device will save the counting result in internal flash every 60 seconds. (Min value: 30 seconds)
1291 1291  
1292 1292  
1293 1293  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
... ... @@ -1295,7 +1295,7 @@
1295 1295  (% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1296 1296  
1297 1297  (((
1298 -range: aa bb cc:0 to 16777215,  (unit:second)
1559 +Range: aa bb cc:0 to 16777215,  (unit: seconds)
1299 1299  )))
1300 1300  
1301 1301  
... ... @@ -1302,12 +1302,13 @@
1302 1302  
1303 1303  ==== 3.4.2.20 Reset save RO DO state ====
1304 1304  
1566 +This feature allows you to reset the saved relay output (RO) and digital output (DO) states when the device joins the network. By configuring this setting, you can control whether the device should retain or reset the relay states after a reset and rejoin to the network.
1305 1305  
1306 1306  * (% style="color:#037691" %)**AT Command:**
1307 1307  
1308 1308  (% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1309 1309  
1310 -(% 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.
1572 +(% 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 will not change when the device reconnects to the network.
1311 1311  
1312 1312  
1313 1313  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
... ... @@ -1318,6 +1318,7 @@
1318 1318  
1319 1319  ==== 3.4.2.21 Encrypted payload ====
1320 1320  
1583 +This feature allows you to configure whether the device should upload data in an encrypted format or in plaintext. By default, the device encrypts the payload before uploading. You can toggle this setting to either upload encrypted data or transmit it without encryption.
1321 1321  
1322 1322  * (% style="color:#037691" %)**AT Command:**
1323 1323  
... ... @@ -1332,9 +1332,9 @@
1332 1332  
1333 1333  * (% style="color:#037691" %)**AT Command:**
1334 1334  
1335 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1598 +(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port retrieves the reading of the current sensor.
1336 1336  
1337 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1600 +(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port retrieves the current sensor reading and uploads it.
1338 1338  
1339 1339  
1340 1340  
... ... @@ -1489,7 +1489,7 @@
1489 1489  [[image:thingseye.io_integrationsCenter_integrations.png||height="686" width="1000"]]
1490 1490  
1491 1491  
1492 -**Viewing integration details**:
1755 +==== 3.5.2.1 Viewing integration details ====
1493 1493  
1494 1494  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.
1495 1495  
... ... @@ -1502,7 +1502,7 @@
1502 1502  See also ThingsEye documentation.
1503 1503  {{/info}}
1504 1504  
1505 -**Viewing events:**
1768 +==== **3.5.2.2 Viewing events** ====
1506 1506  
1507 1507  The **Events **tab displays all the uplink messages from the LT-22222-L.
1508 1508  
... ... @@ -1517,22 +1517,22 @@
1517 1517  [[image:thingseye-json.png||width="1000"]]
1518 1518  
1519 1519  
1520 -**Deleting the integration**:
1783 +==== **3.5.2.3 Deleting an integration** ====
1521 1521  
1522 -If you want to delete this integration, click the **Delete integratio**n button.
1785 +If you want to delete an integration, click the **Delete integratio**n button on the Integrations page.
1523 1523  
1524 1524  
1525 1525  == 3.6 Interface Details ==
1526 1526  
1527 -=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1790 +=== 3.6.1 Digital Input Ports: DI1/DI2/DI3 (For LT-33222-L, Low Active) ===
1528 1528  
1529 1529  
1530 -Support NPN-type sensor
1793 +Supports NPN-type sensors.
1531 1531  
1532 1532  [[image:1653356991268-289.png]]
1533 1533  
1534 1534  
1535 -=== 3.6.2 Digital Input Ports: DI1/DI2 ( For LT-22222-L) ===
1798 +=== 3.6.2 Digital Input Ports: DI1/DI2 ===
1536 1536  
1537 1537  
1538 1538  (((
... ... @@ -1662,7 +1662,7 @@
1662 1662  [[image:image-20240219115718-1.png]]
1663 1663  
1664 1664  
1665 -=== 3.6.3 Digital Output Ports: DO1/DO2 /DO3 ===
1928 +=== 3.6.3 Digital Output Ports: DO1/DO2 ===
1666 1666  
1667 1667  
1668 1668  (% style="color:blue" %)**NPN output**(%%): GND or Float. The maximum voltage that can be applied to the output pin is 36V.
... ... @@ -1773,9 +1773,10 @@
1773 1773  
1774 1774  (((
1775 1775  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.
2039 +
2040 +[[image:usb-ttl-programming.png]]
1776 1776  )))
1777 1777  
1778 -[[image:1653358238933-385.png]]
1779 1779  
1780 1780  
1781 1781  (((
... ... @@ -1792,21 +1792,21 @@
1792 1792  )))
1793 1793  
1794 1794  (((
1795 -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.
2059 +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.
1796 1796  
1797 -* AT+<CMD>? : Help on <CMD>
1798 -* AT+<CMD> : Run <CMD>
1799 -* AT+<CMD>=<value> : Set the value
1800 -* AT+<CMD>=? : Get the value
1801 -* ATZ: Trigger a reset of the MCU
2061 +* **##AT##+<CMD>?** : Help on <CMD>
2062 +* **##AT##+<CMD>** : Run <CMD>
2063 +* **##AT##+<CMD>=<value>** : Set the value
2064 +* **##AT##+<CMD>=?** : Get the value
2065 +* ##**ATZ**##: Trigger a reset of the MCU
1802 1802  * ##**AT+FDR**##: Reset Parameters to factory default, reserve keys 
1803 1803  * **##AT+DEUI##**: Get or set the Device EUI (DevEUI)
1804 1804  * **##AT+DADDR##**: Get or set the Device Address (DevAddr)
1805 1805  * **##AT+APPKEY##**: Get or set the Application Key (AppKey)
1806 -* AT+NWKSKEY: Get or set the Network Session Key (NwkSKey)
1807 -* AT+APPSKEY: Get or set the Application Session Key (AppSKey)
1808 -* AT+APPEUI: Get or set the Application EUI (AppEUI)
1809 -* AT+ADR: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON)
2070 +* ##**AT+NWKSKEY**##: Get or set the Network Session Key (NwkSKey)
2071 +* **##AT+APPSKEY##**: Get or set the Application Session Key (AppSKey)
2072 +* **##AT+APPEUI##**: Get or set the Application EUI (AppEUI)
2073 +* **##AT+ADR##**: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON)
1810 1810  * AT+TXP: Get or set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Specification)
1811 1811  * AT+DR:  Get or set the Data Rate. (0-7 corresponding to DR_X)  
1812 1812  * AT+DCS: Get or set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
... ... @@ -1851,28 +1851,28 @@
1851 1851  
1852 1852  
1853 1853  (((
1854 -(% style="color:blue" %)**If the device has not joined the network yet:**
2118 +(% style="color:blue" %)**If the device has not yet joined the network:**
1855 1855  )))
1856 1856  )))
1857 1857  
1858 1858  (((
1859 -(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**##
2123 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT commands access**##
1860 1860  )))
1861 1861  
1862 1862  (((
1863 -(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/reset parameters to factory default, reserve keys**##
2127 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/Reset parameters to factory default, Reserve keys**##
1864 1864  )))
1865 1865  
1866 1866  (((
1867 -(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**##
2131 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT commands access**##
1868 1868  )))
1869 1869  
1870 1870  (((
1871 -(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/set to ABP mode**##
2135 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/Set to ABP mode**##
1872 1872  )))
1873 1873  
1874 1874  (((
1875 -(% style="background-color:#dcdcdc" %)##**ATZ ~/~/reset MCU**##
2139 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/Reset MCU**##
1876 1876  )))
1877 1877  
1878 1878  
... ... @@ -1895,20 +1895,20 @@
1895 1895  
1896 1896  
1897 1897  (((
1898 -(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
2162 +(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter password to enable AT commands access
1899 1899  )))
1900 1900  )))
1901 1901  
1902 1902  (((
1903 -(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
2167 +(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset parameters to Factory Default, Reserve keys
1904 1904  )))
1905 1905  
1906 1906  (((
1907 -(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
2171 +(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter password to enable AT commands access
1908 1908  )))
1909 1909  
1910 1910  (((
1911 -(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
2175 +(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to CLASS C mode
1912 1912  )))
1913 1913  
1914 1914  (((
... ... @@ -1928,19 +1928,19 @@
1928 1928  )))
1929 1929  
1930 1930  (((
1931 -(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
2195 +(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4 MHz
1932 1932  )))
1933 1933  
1934 1934  (((
1935 -(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
2199 +(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2 frequency to 868.4 MHz (according to the result from the server)
1936 1936  )))
1937 1937  
1938 1938  (((
1939 -(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
2203 +(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2 DR to match the downlink DR from the server. See below.
1940 1940  )))
1941 1941  
1942 1942  (((
1943 -(% 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.
2207 +(% 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.
1944 1944  )))
1945 1945  
1946 1946  (((
... ... @@ -1954,14 +1954,14 @@
1954 1954  )))
1955 1955  
1956 1956  (((
1957 -**~1. Make sure the device is set to ABP mode in the IoT Server.**
2221 +**~1. Ensure that the device is set to ABP mode in the LoRaWAN Network Server.**
1958 1958  
1959 -**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
2223 +**2. Verify that the LG01/02 gateway RX frequency matches the AT+CHS setting exactly.**
1960 1960  
1961 -**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?
2225 +**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?
1962 1962  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1963 1963  
1964 -**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.**
2228 +**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.**
1965 1965  )))
1966 1966  
1967 1967  (((
... ... @@ -1973,7 +1973,7 @@
1973 1973  
1974 1974  
1975 1975  (((
1976 -(% style="color:blue" %)**If sensor JOINED:**
2240 +(% style="color:blue" %)**If the sensor has JOINED:**
1977 1977  
1978 1978  (% style="background-color:#dcdcdc" %)**AT+CLASS=A**
1979 1979  
... ... @@ -1983,7 +1983,7 @@
1983 1983  
1984 1984  = 5. Case Study =
1985 1985  
1986 -== 5.1 Counting how many objects pass through the flow Line ==
2250 +== 5.1 Counting how many objects pass through the flow line ==
1987 1987  
1988 1988  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]]?
1989 1989  
... ... @@ -1995,10 +1995,8 @@
1995 1995  
1996 1996  == 6.1 How to update the firmware? ==
1997 1997  
1998 -Dragino frequently releases firmware updates for the LT-22222-L.
2262 +Dragino frequently releases firmware updates for the LT-22222-L. Updating your LT-22222-L with the latest firmware version helps to:
1999 1999  
2000 -Updating your LT-22222-L with the latest firmware version helps to:
2001 -
2002 2002  * Support new features
2003 2003  * Fix bugs
2004 2004  * Change LoRaWAN frequency bands
... ... @@ -2016,8 +2016,8 @@
2016 2016  
2017 2017  Below is the hardware setup for uploading a firmware image to the LT-22222-L:
2018 2018  
2281 +[[image:usb-ttl-programming.png]]
2019 2019  
2020 -[[image:1653359603330-121.png]]
2021 2021  
2022 2022  
2023 2023  Start the STM32 Flash Loader and choose the correct COM port to update.
... ... @@ -2041,7 +2041,7 @@
2041 2041  [[image:image-20220524104033-15.png]]
2042 2042  
2043 2043  
2044 -(% 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:
2306 +(% 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:
2045 2045  
2046 2046  [[image:1653360054704-518.png||height="186" width="745"]]
2047 2047  
... ... @@ -2059,18 +2059,18 @@
2059 2059  (((
2060 2060  
2061 2061  
2062 -== 6.3 How to setup LT to work with a Single Channel Gateway, such as LG01/LG02? ==
2324 +== 6.3 How to setup LT-22222-L to work with a Single Channel Gateway, such as LG01/LG02? ==
2063 2063  )))
2064 2064  
2065 2065  (((
2066 2066  (((
2067 -In this case, you need to set the LT-33222-L to work in ABP mode and transmit on only one frequency.
2329 +In this case, you need to set the LT-22222-L to work in ABP mode and transmit on only one frequency.
2068 2068  )))
2069 2069  )))
2070 2070  
2071 2071  (((
2072 2072  (((
2073 -Assume you have an LG02 working on the frequency 868400000. Below are the steps.
2335 +We assume you have an LG01/LG02 working on the frequency 868400000. Below are the steps.
2074 2074  
2075 2075  
2076 2076  )))
... ... @@ -2077,52 +2077,55 @@
2077 2077  )))
2078 2078  
2079 2079  (((
2080 -(% 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.
2342 +(% 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).
2081 2081  
2082 -
2344 +[[image:lt-22222-l-abp.png||height="686" width="1000"]]
2083 2083  )))
2084 2084  
2085 2085  (((
2086 -[[image:1653360231087-571.png||height="401" width="727"]]
2087 -
2088 2088  
2089 2089  )))
2090 2090  
2091 -(((
2092 -(% 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.**
2093 -)))
2351 +{{warning}}
2352 +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.
2353 +{{/warning}}
2094 2094  
2095 2095  
2096 -
2097 2097  (((
2098 -(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2357 +(% 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:
2099 2099  
2100 2100  
2101 2101  )))
2102 2102  
2103 2103  (((
2104 -(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2363 +(% style="background-color:#dcdcdc" %)**123456** (%%) : Enter the password to enable AT access.
2105 2105  
2106 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2365 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset parameters to factory default, keeping keys reserved.
2107 2107  
2108 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2367 +(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode.
2109 2109  
2110 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2369 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Disable the Adaptive Data Rate (ADR).
2111 2111  
2112 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2371 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Use AT+DR=3 for the 915 MHz band).
2113 2113  
2114 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2373 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds.
2115 2115  
2116 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2375 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4 MHz.
2117 2117  
2118 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2377 +(% style="background-color:#dcdcdc" %)**AT+DADDR=xxxx**(%%) : Set the Device Address (DevAddr)
2119 2119  
2120 -(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2379 +(% 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)
2380 +
2381 +(% 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)
2382 +
2383 +(% 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)
2384 +
2385 +(% style="background-color:#dcdcdc" %)**ATZ**        (%%) : Reset MCU.
2121 2121  )))
2122 2122  
2123 2123  
2124 2124  (((
2125 -As shown in below:
2390 +(% 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:
2126 2126  )))
2127 2127  
2128 2128  [[image:1653360498588-932.png||height="485" width="726"]]
... ... @@ -2136,7 +2136,7 @@
2136 2136  == 6.5 Can I see the counting event in the serial output? ==
2137 2137  
2138 2138  (((
2139 -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.
2404 +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.
2140 2140  
2141 2141  
2142 2142  == 6.6 Can I use point-to-point communication with LT-22222-L? ==
... ... @@ -2154,7 +2154,6 @@
2154 2154  * In modes 2 to 5, the DO/RO status and pulse count are saved to flash memory.
2155 2155  * After a restart, the status before the power failure will be read from flash.
2156 2156  
2157 -
2158 2158  == 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? ==
2159 2159  
2160 2160  The LT-22222-L's built-in relay is Normally Open (NO). You can use an external relay to achieve a Normally Closed (NC) configuration. The circuit diagram is shown below:
... ... @@ -2165,7 +2165,7 @@
2165 2165  
2166 2166  == 6.9 Can the LT-22222-L save the RO state? ==
2167 2167  
2168 -The firmware version must be at least 1.6.0.
2432 +To enable this feature, the firmware version must be 1.6.0 or higher.
2169 2169  
2170 2170  
2171 2171  == 6.10 Why does the LT-22222-L always report 15.585V when measuring the AVI? ==
... ... @@ -2211,7 +2211,7 @@
2211 2211  )))
2212 2212  
2213 2213  
2214 -== 7.4 Why can the LT-22222-L perform Uplink normally, but cannot receive Downlink? ==
2478 +== 7.4 Why can the LT-22222-L perform uplink normally, but cannot receive downlink? ==
2215 2215  
2216 2216  The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue.
2217 2217  Use this command to synchronize their counts: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]
... ... @@ -2233,15 +2233,14 @@
2233 2233  * (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865
2234 2234  * (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779
2235 2235  
2500 += 9. Package information =
2236 2236  
2237 -= 9. Packing information =
2238 -
2239 2239  **Package includes**:
2240 2240  
2241 2241  * 1 x LT-22222-L I/O Controller
2242 2242  * 1 x LoRa antenna matched to the frequency of the LT-22222-L
2243 2243  * 1 x bracket for DIN rail mounting
2244 -* 1 x 3.5mm programming cable
2507 +* 1 x 3.5 mm programming cable
2245 2245  
2246 2246  **Dimension and weight**:
2247 2247  
... ... @@ -2250,7 +2250,6 @@
2250 2250  * Package Size / pcs : 14.5 x 8 x 5 cm
2251 2251  * Weight / pcs : 170 g
2252 2252  
2253 -
2254 2254  = 10. Support =
2255 2255  
2256 2256  * (((
lt-22222-l-abp.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.pradeeka
Size
... ... @@ -1,0 +1,1 @@
1 +321.4 KB
Content
usb-ttl-programming.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.pradeeka
Size
... ... @@ -1,0 +1,1 @@
1 +462.9 KB
Content

Applications

Navigation

Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0