Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 166.1 >
edited by Dilisi S
on 2024/11/07 05:43
To version < 164.1 >
edited by Dilisi S
on 2024/11/06 05:10
>
Change comment: minor edits set 2

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Content
... ... @@ -169,7 +169,7 @@
169 169  |(% style="width:296px" %)DO2|(% style="width:334px" %)Digital Output 2
170 170  |(% style="width:296px" %)DO1|(% style="width:334px" %)Digital Output 1
171 171  
172 -== 2.3 Powering the LT-22222-L ==
172 +== 2.3 Powering the LT-22222-L ==
173 173  
174 174  The LT-22222-L I/O Controller can be powered by a 7–24V DC power source. Connect the power supply’s positive wire to the VIN and the negative wire to the GND screw terminals. The power indicator (PWR) LED will turn on when the device is properly powered.
175 175  
... ... @@ -256,12 +256,12 @@
256 256  [[image:1653298044601-602.png||height="405" width="709"]]
257 257  
258 258  
259 -== 3.3 Work Modes and their Uplink Payload formats ==
259 +== 3.3 Uplink Payload formats ==
260 260  
261 261  
262 -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 working mode as an additional feature. The default mode is MOD1 and you can switch between these modes using AT commands.
262 +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.
263 263  
264 -* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO
264 +* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2 x ACI + 2AVI + DI + DO + RO
265 265  
266 266  * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
267 267  
... ... @@ -275,8 +275,9 @@
275 275  
276 276  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
277 277  
278 +
278 278  (((
279 -The uplink payload is 11 bytes long. Uplink messages are sent over LoRaWAN FPort 2. By default, one uplink is sent every 10 minutes. (% style="display:none" wfd-invisible="true" %)
280 +The uplink payload is 11 bytes long. Uplink packets are sent over LoRaWAN FPort=2. By default, one uplink is sent every 10 minutes. (% style="display:none" wfd-invisible="true" %)
280 280  
281 281  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
282 282  |(% 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**
... ... @@ -288,13 +288,13 @@
288 288  ACI1 Current
289 289  )))|(((
290 290  ACI2 Current
291 -)))|**DIDORO***|(((
292 +)))|DIDORO*|(((
292 292  Reserve
293 293  )))|MOD
294 294  )))
295 295  
296 296  (((
297 -(% style="color:#4f81bd" %)*** DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, and its size is1 byte long as shown below.
298 +(% style="color:#4f81bd" %)*** DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below.
298 298  
299 299  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
300 300  |**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
... ... @@ -301,9 +301,9 @@
301 301  |RO1|RO2|--DI3--|DI2|DI1|--DO3--|DO2|DO1
302 302  )))
303 303  
304 -* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN.
305 -* DI is for digital input. DIx=1: HIGH or FLOATING, DIx=0: LOW.
306 -* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING.
305 +* RO is for the relay. ROx=1: closed, ROx=0 always open.
306 +* DI is for digital input. DIx=1: high or floating, DIx=0: low.
307 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating.
307 307  
308 308  (% style="color:red" %)**Note: DI3 and DO3 bits are not valid for LT-22222-L**
309 309  
... ... @@ -341,7 +341,7 @@
341 341  
342 342  
343 343  (((
344 -**For LT-22222-L**: In this mode, **DI1 and DI2** are used as counting pins.
345 +**For LT-22222-L**: In this mode, the **DI1 and DI2** are used as counting pins.
345 345  )))
346 346  
347 347  (((
... ... @@ -355,17 +355,17 @@
355 355  )))
356 356  
357 357  (((
358 -(% style="color:#4f81bd" %)***DIDORO**(%%) is a combination of RO1, RO2, DO3, DO2 and DO1, and its size is 1 byte long as shown below.
359 +(% style="color:#4f81bd" %)***DIDORO**(%%) is a combination of RO1, RO2, DO3, DO2 and DO1, for a total of 1 byte, as shown below.
359 359  
360 360  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
361 361  |**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
362 362  |RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1
363 363  
364 -* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN.
365 +* RO is for the relay. ROx=1: closed, ROx=0 always open.
365 365  )))
366 366  
367 367  * FIRST: Indicates that this is the first packet after joining the network.
368 -* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING.
369 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating.
369 369  
370 370  (((
371 371  (% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L**
... ... @@ -601,9 +601,9 @@
601 601  
602 602  **Example:**
603 603  
604 -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)
605 +AT+AVLIM=3000,6000,0,2000   (If AVI1 voltage lower than 3v or higher than 6v. or AV2 voltage is higher than 2v, LT will trigger Uplink)
605 605  
606 -AT+AVLIM=5000,0,0,0   (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use)
607 +AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
607 607  
608 608  
609 609  (% style="color:#4f81bd" %)**Trigger based on current**:
... ... @@ -613,7 +613,7 @@
613 613  
614 614  **Example:**
615 615  
616 -AT+ACLIM=10000,15000,0,0   (triggers an uplink if ACI1 voltage is lower than 10mA or higher than 15mA)
617 +AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
617 617  
618 618  
619 619  (% style="color:#4f81bd" %)**Trigger based on DI status**:
... ... @@ -628,38 +628,39 @@
628 628  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
629 629  
630 630  
631 -(% style="color:#037691" %)**LoRaWAN Downlink Commands for Setting the Trigger Conditions:**
632 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
632 632  
633 633  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
634 634  
635 635  Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
636 636  
637 - AA: Type Code for this downlink Command:
638 + AA: Code for this downlink Command:
638 638  
639 - xx: **0**: Limit for AV1 and AV2; **1**: limit for AC1 and AC2; **2**: DI1and DI2 trigger enable/disable.
640 + xx: 0: Limit for AV1 and AV2;  1: limit for AC1 and AC2 ; 2 DI1, DI2 trigger enable/disable
640 640  
641 - yy1 yy1: AC1 or AV1 LOW limit or DI1/DI2 trigger status.
642 + yy1 yy1: AC1 or AV1 low limit or DI1/DI2 trigger status.
642 642  
643 - yy2 yy2: AC1 or AV1 HIGH limit.
644 + yy2 yy2: AC1 or AV1 high limit.
644 644  
645 - yy3 yy3: AC2 or AV2 LOW limit.
646 + yy3 yy3: AC2 or AV2 low limit.
646 646  
647 - Yy4 yy4: AC2 or AV2 HIGH limit.
648 + Yy4 yy4: AC2 or AV2 high limit.
648 648  
649 649  
650 -**Example 1**: AA 00 13 88 00 00 00 00 00 00
651 +**Example1**: AA 00 13 88 00 00 00 00 00 00
651 651  
652 -Same as AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage is lower than 5V. Use 0s for parameters that are not in use)
653 +Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
653 653  
654 654  
655 -**Example 2**: AA 02 01 00
656 +**Example2**: AA 02 01 00
656 656  
657 -Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger)
658 +Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
658 658  
659 659  
661 +
660 660  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
661 661  
662 -MOD6 Payload: total of 11 bytes
664 +MOD6 Payload: total 11 bytes payload
663 663  
664 664  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
665 665  |(% style="background-color:#4f81bd; color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:49px" %)**6**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:50px" %)**1**
... ... @@ -673,10 +673,10 @@
673 673  MOD(6)
674 674  )))
675 675  
676 -(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1 byte as below
678 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1byte as below
677 677  
678 678  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
679 -|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
681 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
680 680  |(((
681 681  AV1_LOW
682 682  )))|(((
... ... @@ -695,17 +695,17 @@
695 695  AC2_HIGH
696 696  )))
697 697  
698 -* Each bit shows if the corresponding trigger has been configured.
700 +* Each bits shows if the corresponding trigger has been configured.
699 699  
700 700  **Example:**
701 701  
702 -10100000: Means the system has configure to use the trigger: AV1_LOW and AV2_LOW
704 +10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
703 703  
704 704  
705 -(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1 byte as below
707 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
706 706  
707 707  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
708 -|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
710 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
709 709  |(((
710 710  AV1_LOW
711 711  )))|(((
... ... @@ -724,11 +724,11 @@
724 724  AC2_HIGH
725 725  )))
726 726  
727 -* Each bit shows which status has been triggered on this uplink.
729 +* Each bits shows which status has been trigger on this uplink.
728 728  
729 729  **Example:**
730 730  
731 -10000000: Means this uplink is triggered by AV1_LOW. That means the voltage is too low.
733 +10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
732 732  
733 733  
734 734  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
... ... @@ -737,7 +737,7 @@
737 737  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
738 738  |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
739 739  
740 -* Each bits shows which status has been triggered on this uplink.
742 +* Each bits shows which status has been trigger on this uplink.
741 741  
742 742  **Example:**
743 743  
... ... @@ -764,11 +764,11 @@
764 764  )))
765 765  
766 766  
767 -== 3.4 ​Configure LT via AT Commands or Downlinks ==
769 +== 3.4 ​Configure LT via AT or Downlink ==
768 768  
769 769  
770 770  (((
771 -User can configure LT I/O Controller via AT Commands or LoRaWAN Downlinks.
773 +User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
772 772  )))
773 773  
774 774  (((
... ... @@ -794,37 +794,33 @@
794 794  ==== 3.4.2.1 Set Transmit Interval ====
795 795  
796 796  
797 -Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes.
799 +Set device uplink interval.
798 798  
799 -* (% style="color:#037691" %)**AT command:**
801 +* (% style="color:#037691" %)**AT Command:**
800 800  
801 -(% style="color:blue" %)**AT+TDC=N**
803 +(% style="color:blue" %)**AT+TDC=N **
802 802  
803 -where N is the time in milliseconds.
804 804  
805 -**Example: **AT+TDC=30000. This will set the uplink interval to 30 seconds
806 +**Example: **AT+TDC=30000. Means set interval to 30 seconds
806 806  
807 807  
808 -* (% style="color:#037691" %)**Downlink payload (prefix 0x01):**
809 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
809 809  
810 810  (% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
811 811  
812 812  
813 813  
814 -==== 3.4.2.2 Set the Work Mode (AT+MOD) ====
815 +==== 3.4.2.2 Set Work Mode (AT+MOD) ====
815 815  
816 816  
817 -Sets the work mode.
818 +Set work mode.
818 818  
819 -* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
820 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
820 820  
821 -Where N is the work mode.
822 +**Example**: AT+MOD=2. Set work mode to Double DI counting mode
822 822  
823 -**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode.
824 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
824 824  
825 -
826 -* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):**
827 -
828 828  (% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
829 829  
830 830  
... ... @@ -832,12 +832,10 @@
832 832  ==== 3.4.2.3 Poll an uplink ====
833 833  
834 834  
835 -Asks the device to send an uplink.
833 +* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
836 836  
837 -* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink
835 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
838 838  
839 -* (% style="color:#037691" %)**Downlink payload (prefix 0x08):**
840 -
841 841  (% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
842 842  
843 843  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -844,16 +844,16 @@
844 844  
845 845  
846 846  
847 -==== 3.4.2.4 Enable/Disable Trigger Mode ====
843 +==== 3.4.2.4 Enable Trigger Mode ====
848 848  
849 849  
850 -Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]).
846 +Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
851 851  
852 852  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
853 853  
854 -(% style="color:red" %)**1:** (%%)Enable the trigger mode
850 +(% style="color:red" %)**1:** (%%)Enable Trigger Mode
855 855  
856 -(% style="color:red" %)**0: **(%%)Disable the trigger mode
852 +(% style="color:red" %)**0: **(%%)Disable Trigger Mode
857 857  
858 858  
859 859  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
... ... @@ -865,7 +865,7 @@
865 865  ==== 3.4.2.5 Poll trigger settings ====
866 866  
867 867  
868 -Polls the trigger settings
864 +Poll trigger settings
869 869  
870 870  * (% style="color:#037691" %)**AT Command:**
871 871  
... ... @@ -873,7 +873,7 @@
873 873  
874 874  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
875 875  
876 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll the trigger settings. Device will uplink trigger settings once receive this command
872 +(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
877 877  
878 878  
879 879  
... ... @@ -880,11 +880,11 @@
880 880  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
881 881  
882 882  
883 -Enable or Disable DI1/DI2/DI2 as trigger,
879 +Enable Disable DI1/DI2/DI2 as trigger,
884 884  
885 885  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
886 886  
887 -**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger)
883 +**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
888 888  
889 889  
890 890  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
... ... @@ -916,15 +916,15 @@
916 916  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
917 917  
918 918  
919 -Sets DI2 trigger.
915 +Set DI2 trigger.
920 920  
921 921  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
922 922  
923 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1).
919 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
924 924  
925 925  (% style="color:red" %)**b :** (%%)delay timing.
926 926  
927 -**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms )
923 +**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
928 928  
929 929  
930 930  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
... ... @@ -962,7 +962,7 @@
962 962  ==== 3.4.2.11 Trigger – Set minimum interval ====
963 963  
964 964  
965 -Sets AV and AC trigger minimum interval. Device won't response to the second trigger within this set time after the first trigger.
961 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
966 966  
967 967  * (% 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.
968 968  

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