<
From version < 82.30 >
edited by Xiaoling
on 2022/06/20 13:34
To version < 83.12 >
edited by Xiaoling
on 2022/06/29 17:45
>
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1 1  (% style="text-align:center" %)
2 2  [[image:image-20220523163353-1.jpeg||height="604" width="500"]]
3 3  
4 -**LT-22222-L LoRa IO Controller User Manual **
5 5  
6 6  
7 7  **Table of Contents:**
... ... @@ -167,7 +167,6 @@
167 167  Packet engine up to 256 bytes with CRC.
168 168  
169 169  
170 -
171 171  
172 172  )))
173 173  
... ... @@ -203,8 +203,6 @@
203 203  * 1 x Counting Port
204 204  )))
205 205  
206 -
207 -
208 208  = 2. Power ON Device =
209 209  
210 210  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
... ... @@ -222,11 +222,11 @@
222 222  == 3.1 How it works? ==
223 223  
224 224  (((
225 -The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second. 
221 +The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 
226 226  )))
227 227  
228 228  (((
229 -In case user cant set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
225 +In case user can't set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
230 230  )))
231 231  
232 232  
... ... @@ -278,13 +278,14 @@
278 278  
279 279  There are five working modes + one interrupt mode on LT for different type application:
280 280  
281 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
282 -* **MOD2**: Double DI Counting + DO + RO
283 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
284 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
285 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
286 -* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
277 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
278 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
279 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
280 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
281 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
282 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287 287  
284 +
288 288  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
289 289  
290 290  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -323,6 +323,7 @@
323 323  * [1] RO1 relay channel is close and the RO1 LED is ON.
324 324  * [0] RO2 relay channel is open and RO2 LED is OFF;
325 325  
323 +
326 326  **LT22222-L:**
327 327  
328 328  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -338,6 +338,7 @@
338 338  ** DO1 is high in case there is load between DO1 and V+.
339 339  ** DO1 LED is off in both case
340 340  
339 +
341 341  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
342 342  
343 343  
... ... @@ -411,6 +411,8 @@
411 411  [[image:image-20220523181246-5.png]]
412 412  
413 413  (((
413 +
414 +
414 414  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
415 415  )))
416 416  
... ... @@ -424,6 +424,7 @@
424 424  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
425 425  )))
426 426  
428 +
427 427  (((
428 428  **To use counting mode, please run:**
429 429  )))
... ... @@ -556,8 +556,8 @@
556 556  
557 557  For example, if user has configured below commands:
558 558  
559 -* **AT+MOD=1 ** **~-~->** The normal working mode
560 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
561 +* **AT+MOD=1 ** **~-~->**  The normal working mode
562 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
561 561  
562 562  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
563 563  
... ... @@ -564,9 +564,9 @@
564 564  1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
565 565  1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
566 566  
567 -
568 568  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
569 569  
571 +
570 570  (% style="color:#4f81bd" %)**Trigger base on voltage**:
571 571  
572 572  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -706,6 +706,7 @@
706 706  
707 707  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
708 708  
711 +
709 709  === 3.4.1 Common Commands ===
710 710  
711 711  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
... ... @@ -714,6 +714,7 @@
714 714  
715 715  === 3.4.2 Sensor related commands ===
716 716  
720 +
717 717  ==== 3.4.2.1 Set Transmit Interval ====
718 718  
719 719  Set device uplink interval.
... ... @@ -747,41 +747,34 @@
747 747  
748 748  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
749 749  
750 -(% class="box infomessage" %)
751 -(((
752 -**0x0A aa     ~/~/ Same as AT+MOD=aa**
753 -)))
754 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
754 754  
755 755  
756 756  
758 +
757 757  ==== 3.4.2.3 Poll an uplink ====
758 758  
759 -* (% style="color:#037691" %)AT Command:
761 +* (% style="color:#037691" %)**AT Command:**
760 760  
761 761  There is no AT Command to poll uplink
762 762  
763 763  
764 -* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
766 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
765 765  
766 -(% class="box infomessage" %)
767 -(((
768 -**0x08 FF     ~/~/ Poll an uplink,**
769 -)))
768 +**0x08 FF     **~/~/ Poll an uplink
770 770  
771 771  **Example**: 0x08FF, ask device to send an Uplink
772 772  
773 773  
774 774  
774 +
775 775  ==== 3.4.2.4 Enable Trigger Mode ====
776 776  
777 777  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
778 778  
779 -* (% style="color:#037691" %)AT Command:
779 +* (% style="color:#037691" %)**AT Command:**
780 780  
781 -(% class="box infomessage" %)
782 -(((
783 783  **AT+ADDMOD6=1 or 0**
784 -)))
785 785  
786 786  1: Enable Trigger Mode
787 787  
... ... @@ -788,38 +788,34 @@
788 788  0: Disable Trigger Mode
789 789  
790 790  
791 -* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
788 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
792 792  
793 -(% class="box infomessage" %)
794 -(((
795 -**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
796 -)))
790 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
797 797  
798 798  
799 799  
794 +
800 800  ==== 3.4.2.5 Poll trigger settings ====
801 801  
802 802  Poll trigger settings,
803 803  
804 -* (% style="color:#037691" %)AT Command:
799 +* (% style="color:#037691" %)**AT Command:**
805 805  
806 806  There is no AT Command for this feature.
807 807  
808 808  
809 -* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
804 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
810 810  
811 -(% class="box infomessage" %)
812 -(((
813 -**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
814 -)))
806 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
815 815  
816 816  
817 817  
810 +
818 818  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
819 819  
820 820  Enable Disable DI1/DI2/DI2 as trigger,
821 821  
822 -* (% style="color:#037691" %)AT Command:
815 +* (% style="color:#037691" %)**AT Command:**
823 823  
824 824  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
825 825  
... ... @@ -828,7 +828,7 @@
828 828  
829 829  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
830 830  
831 -* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
824 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
832 832  
833 833  **0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
834 834  
... ... @@ -839,7 +839,7 @@
839 839  
840 840  Set DI1 or DI3(for LT-33222-L) trigger.
841 841  
842 -* (% style="color:#037691" %)AT Command:
835 +* (% style="color:#037691" %)**AT Command:**
843 843  
844 844  **AT+TRIG1=a,b**
845 845  
... ... @@ -856,7 +856,6 @@
856 856  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
857 857  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
858 858  
859 -
860 860  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
861 861  
862 862  Set DI2 trigger.
... ... @@ -917,11 +917,11 @@
917 917  
918 918  ==== 3.4.2.11 Trigger – Set minimum interval ====
919 919  
920 -Set AV and AC trigger minimum interval, system wont response to the second trigger within this set time after the first trigger.
912 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
921 921  
922 922  * (% style="color:#037691" %)**AT Command**
923 923  
924 -**AT+ATDC=5. Device wont response the second trigger within 5 minute after the first trigger.**
916 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
925 925  
926 926  
927 927  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
... ... @@ -928,9 +928,15 @@
928 928  
929 929  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
930 930  
923 +(((
924 +
931 931  
926 +(% style="color:red" %)Note: ATDC setting must be more than 5min
927 +)))
932 932  
933 933  
930 +
931 +
934 934  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
935 935  
936 936  * (% style="color:#037691" %)**AT Command**
... ... @@ -1131,7 +1131,7 @@
1131 1131  
1132 1132  * (% style="color:#037691" %)**AT Command:**
1133 1133  
1134 -(% style="color:#037691" %)**​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1132 +**AT+SETCNT=aa,(bb cc dd ee) **
1135 1135  
1136 1136  aa: 1: Set count1,
1137 1137  
... ... @@ -1155,7 +1155,7 @@
1155 1155  
1156 1156  * (% style="color:#037691" %)**AT Command:**
1157 1157  
1158 -(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1156 +**AT+CLRCOUNT ** ~/~/ clear all counting
1159 1159  
1160 1160  
1161 1161  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
... ... @@ -1413,6 +1413,7 @@
1413 1413  [[image:image-20220524100748-11.png]]
1414 1414  
1415 1415  
1414 +
1416 1416  = 4. Use AT Command =
1417 1417  
1418 1418  == 4.1 Access AT Command ==
... ... @@ -1615,8 +1615,6 @@
1615 1615  
1616 1616  (((
1617 1617  AT+CFG: Print all settings
1618 -
1619 -
1620 1620  )))
1621 1621  
1622 1622  
... ... @@ -1662,8 +1662,6 @@
1662 1662  
1663 1663  (((
1664 1664  (% style="background-color:#dcdcdc" %)ATZ
1665 -
1666 -
1667 1667  )))
1668 1668  
1669 1669  
... ... @@ -1776,7 +1776,7 @@
1776 1776  
1777 1777  
1778 1778  (% style="color:blue" %)**For LT-22222-L**(%%):
1779 -Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1774 +Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
1780 1780  )))
1781 1781  
1782 1782   [[image:image-20220524103407-12.png]]
... ... @@ -1870,6 +1870,8 @@
1870 1870  == 5.5 Can i use point to point communication for LT-22222-L? ==
1871 1871  
1872 1872  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1868 +
1869 +
1873 1873  )))
1874 1874  
1875 1875  (((
... ... @@ -1883,12 +1883,13 @@
1883 1883  
1884 1884  After restart, the status before power failure will be read from flash.
1885 1885  
1883 +
1886 1886  = 6. Trouble Shooting =
1887 1887  )))
1888 1888  
1889 1889  (((
1890 1890  (((
1891 -== 6.1 Downlink doesnt work, how to solve it? ==
1889 +== 6.1 Downlink doesn't work, how to solve it? ==
1892 1892  )))
1893 1893  )))
1894 1894  
... ... @@ -1909,7 +1909,7 @@
1909 1909  (((
1910 1910  
1911 1911  
1912 -== 6.3 Why I cant join TTN in US915 /AU915 bands? ==
1910 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
1913 1913  )))
1914 1914  
1915 1915  (((
... ... @@ -1917,10 +1917,8 @@
1917 1917  )))
1918 1918  
1919 1919  
1920 -
1921 1921  = 7. Order Info =
1922 1922  
1923 -
1924 1924  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1925 1925  
1926 1926  
... ... @@ -1960,6 +1960,10 @@
1960 1960  )))
1961 1961  * (((
1962 1962  Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1959 +
1960 +
1961 +
1962 +
1963 1963  )))
1964 1964  
1965 1965  = 10. Reference​​​​​ =
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