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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 118.5
edited by Xiaoling
on 2023/05/17 10:51
Change comment: There is no comment for this version
To version 122.2
edited by Xiaoling
on 2023/06/08 17:10
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -189,6 +189,8 @@
189 189  
190 190  * Counting
191 191  
192 +
193 +
192 192  == 1.4  Applications ==
193 193  
194 194  
... ... @@ -204,6 +204,8 @@
204 204  
205 205  * Smart Factory
206 206  
209 +
210 +
207 207  == 1.5 Hardware Variants ==
208 208  
209 209  
... ... @@ -221,6 +221,8 @@
221 221  * 1 x Counting Port
222 222  )))
223 223  
228 +
229 +
224 224  = 2. Power ON Device =
225 225  
226 226  
... ... @@ -308,12 +308,19 @@
308 308  There are five working modes + one interrupt mode on LT for different type application:
309 309  
310 310  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
317 +
311 311  * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
319 +
312 312  * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
321 +
313 313  * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
323 +
314 314  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
325 +
315 315  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
316 316  
328 +
329 +
317 317  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
318 318  
319 319  
... ... @@ -321,25 +321,20 @@
321 321  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
322 322  
323 323  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
324 -|Size(bytes)(% style="display:none" %) |2|2|2|2|1|1|1
337 +|(% style="background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**
325 325  |Value|(((
326 -AVI1
327 -voltage
339 +AVI1 voltage
328 328  )))|(((
329 -AVI2
330 -voltage
341 +AVI2 voltage
331 331  )))|(((
332 -ACI1
333 -Current
343 +ACI1 Current
334 334  )))|(((
335 -ACI2
336 -Current
345 +ACI2 Current
337 337  )))|DIDORO*|(((
338 338  Reserve
339 339  )))|MOD
340 340  )))
341 341  
342 -
343 343  (((
344 344  
345 345  
... ... @@ -346,7 +346,7 @@
346 346  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
347 347  
348 348  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
349 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
357 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
350 350  |RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
351 351  )))
352 352  
... ... @@ -401,7 +401,7 @@
401 401  Total : 11 bytes payload
402 402  
403 403  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
404 -|Size(bytes)|4|4|1|1|1
412 +|**Size(bytes)**|**4**|**4**|**1**|**1**|**1**
405 405  |Value|COUNT1|COUNT2 |DIDORO*|(((
406 406  Reserve
407 407  
... ... @@ -415,7 +415,7 @@
415 415  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
416 416  
417 417  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
418 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
426 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
419 419  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
420 420  
421 421  RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -479,7 +479,7 @@
479 479  **LT22222-L**: This mode the DI1 is used as a counting pin.
480 480  
481 481  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
482 -|Size(bytes)|4|2|2|1|1|1
490 +|**Size(bytes)**|**4**|**2**|**2**|**1**|**1**|**1**
483 483  |Value|COUNT1|(((
484 484  ACI1 Current
485 485  )))|(((
... ... @@ -486,15 +486,16 @@
486 486  ACI2 Current
487 487  )))|DIDORO*|Reserve|MOD
488 488  
489 -[[image:image-20220523181246-5.png]]
490 -
491 491  (((
492 492  
493 493  
494 494  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
501 +
502 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
503 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
504 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
495 495  )))
496 496  
497 -[[image:image-20220523181301-6.png]]
498 498  
499 499  * RO is for relay. ROx=1 : close，ROx=0 always open.
500 500  * FIRST: Indicate this is the first packet after join network.
... ... @@ -536,16 +536,25 @@
536 536  
537 537  (((
538 538  The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
539 -)))
540 540  
541 -[[image:image-20220523181903-8.png]]
549 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
550 +|**Size(bytes)**|**4**|**4**|**1**|**1**|**1**
551 +|Value|COUNT1|AVI1 Counting|DIDORO*|(((
552 +Reserve
542 542  
554 +
555 +)))|MOD
556 +)))
543 543  
558 +
544 544  (((
545 545  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
561 +
562 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
563 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
564 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
546 546  )))
547 547  
548 -[[image:image-20220523181727-7.png]]
549 549  
550 550  * RO is for relay. ROx=1 : close，ROx=0 always open.
551 551  * FIRST: Indicate this is the first packet after join network.
... ... @@ -600,12 +600,29 @@
600 600  
601 601  **LT22222-L**: This mode the DI1 is used as a counting pin.
602 602  
603 -[[image:image-20220523182334-9.png]]
621 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
622 +|**Size(bytes)**|**2**|**2**|**2**|**2**|**1**|**1**|**1**
623 +|Value|(((
624 +AVI1
625 +voltage
626 +)))|(((
627 +AVI2
628 +voltage
629 +)))|(((
630 +ACI1
631 +Current
632 +)))|COUNT1|DIDORO*|(((
633 +Reserve
634 +)))|MOD
604 604  
605 605  (((
606 606  
607 607  
608 608  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
640 +
641 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
642 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
643 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
609 609  )))
610 610  
611 611  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -730,12 +730,51 @@
730 730  
731 731  MOD6 Payload : total 11 bytes payload
732 732  
733 -[[image:image-20220524085923-1.png]]
768 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
769 +|**Size(bytes)**|**1**|**1**|**1**|**6**|**1**|**1**
770 +|Value|(((
771 +TRI_A
772 +FLAG
773 +)))|(((
774 +TRI_A
775 +Status
776 +)))|(((
777 +TRI_DI
778 +FLAG+STA
779 +)))|Reserve|Enable/Disable MOD6|(((
780 +MOD
781 +(6)
782 +)))
734 734  
735 -
736 736  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
737 737  
738 -[[image:image-20220524090106-2.png]]
786 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
787 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
788 +|(((
789 +AV1_
790 +LOW
791 +)))|(((
792 +AV1_
793 +HIGH
794 +)))|(((
795 +AV2_
796 +LOW
797 +)))|(((
798 +AV2_
799 +HIGH
800 +)))|(((
801 +AC1_
802 +LOW
803 +)))|(((
804 +AC1_
805 +HIGH
806 +)))|(((
807 +AC2_
808 +LOW
809 +)))|(((
810 +AC2_
811 +HIGH
812 +)))
739 739  
740 740  * Each bits shows if the corresponding trigger has been configured.
741 741  
... ... @@ -744,10 +744,35 @@
744 744  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
745 745  
746 746  
747 -
748 748  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
749 749  
750 -[[image:image-20220524090249-3.png]]
823 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
824 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
825 +|(((
826 +AV1_
827 +LOW
828 +)))|(((
829 +AV1_
830 +HIGH
831 +)))|(((
832 +AV2_
833 +LOW
834 +)))|(((
835 +AV2_
836 +HIGH
837 +)))|(((
838 +AC1_
839 +LOW
840 +)))|(((
841 +AC1_
842 +HIGH
843 +)))|(((
844 +AC2_
845 +LOW
846 +)))|(((
847 +AC2_
848 +HIGH
849 +)))
751 751  
752 752  * Each bits shows which status has been trigger on this uplink.
753 753  
... ... @@ -758,7 +758,9 @@
758 758  
759 759  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
760 760  
761 -[[image:image-20220524090456-4.png]]
860 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
861 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
862 +|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
762 762  
763 763  * Each bits shows which status has been trigger on this uplink.
764 764  
... ... @@ -1046,9 +1046,14 @@
1046 1046  
1047 1047  (((
1048 1048  01: Low,  00: High ,  11: No action
1150 +
1151 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1152 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**
1153 +|02  01  00  11|Low|High|No Action
1154 +|02  00  11  01|High|No Action|Low
1155 +|02  11  01  00|No Action|Low|High
1049 1049  )))
1050 1050  
1051 -[[image:image-20220524092754-5.png]]
1052 1052  
1053 1053  (((
1054 1054  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
... ... @@ -1086,24 +1086,31 @@
1086 1086  
1087 1087  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1088 1088  
1089 -[[image:image-20220524093238-6.png]]
1195 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1196 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1197 +|0x01|DO1 set to low
1198 +|0x00|DO1 set to high
1199 +|0x11|DO1 NO Action
1090 1090  
1091 -
1092 1092  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1093 1093  
1094 -[[image:image-20220524093328-7.png]]
1203 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1204 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1205 +|0x01|DO2 set to low
1206 +|0x00|DO2 set to high
1207 +|0x11|DO2 NO Action
1095 1095  
1096 -
1097 1097  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1098 1098  
1099 -[[image:image-20220524093351-8.png]]
1211 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1212 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1213 +|0x01|DO3 set to low
1214 +|0x00|DO3 set to high
1215 +|0x11|DO3 NO Action
1100 1100  
1217 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1101 1101  
1102 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1103 1103  
1104 - Latching time. Unit: ms
1105 -
1106 -
1107 1107  (% style="color:red" %)**Note: **
1108 1108  
1109 1109   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
... ... @@ -1153,10 +1153,21 @@
1153 1153  
1154 1154  (((
1155 1155  01: Close ,  00: Open , 11: No action
1269 +
1270 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1271 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1272 +|03  00  11|Open|No Action
1273 +|03  01  11|Close|No Action
1274 +|03  11  00|No Action|Open
1275 +|03  11  01|No Action|Close
1276 +|03  00  00|Open|Open
1277 +|03  01  01|Close|Close
1278 +|03  01  00|Close|Open
1279 +|03  00  01|Open|Close
1156 1156  )))
1157 1157  
1158 1158  (((
1159 -[[image:image-20230426161322-1.png]]
1283 +
1160 1160  )))
1161 1161  
1162 1162  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1420,7 +1420,7 @@
1420 1420  
1421 1421  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1422 1422  
1423 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1547 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
1424 1424  
1425 1425  Search under The things network
1426 1426  
... ... @@ -1605,7 +1605,6 @@
1605 1605  
1606 1606  **Black:  GND**
1607 1607  
1608 -
1609 1609  **Connection diagram:**
1610 1610  
1611 1611  [[image:1653357640609-758.png]]
... ... @@ -1613,6 +1613,22 @@
1613 1613  [[image:1653357648330-671.png||height="155" width="733"]]
1614 1614  
1615 1615  
1739 +Example connected to a regulated power supply to measure voltage
1740 +
1741 +[[image:image-20230608101532-1.png||height="606" width="447"]]
1742 +
1743 +[[image:image-20230608101608-2.jpeg||height="379" width="284"]]
1744 +
1745 +[[image:image-20230608101722-3.png||height="102" width="1139"]]
1746 +
1747 +
1748 +(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
1749 +
1750 +(% style="color:red" %)**Red:  12~~24v**
1751 +
1752 +**Black:  GND**
1753 +
1754 +
1616 1616  === 3.6.5 Relay Output ===
1617 1617  
1618 1618  
... ... @@ -1631,9 +1631,41 @@
1631 1631  == 3.7 LEDs Indicators ==
1632 1632  
1633 1633  
1634 -[[image:image-20220524100748-11.png]]
1773 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1774 +|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1775 +|**PWR**|Always on if there is power
1776 +|**SYS**|(((
1777 +After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1778 +)))
1779 +|**TX**|(((
1780 +(((
1781 +Device boot: TX blinks 5 times.
1782 +)))
1635 1635  
1784 +(((
1785 +Successful join network: TX ON for 5 seconds.
1786 +)))
1636 1636  
1788 +(((
1789 +Transmit a LoRa packet: TX blinks once
1790 +)))
1791 +)))
1792 +|**RX**|RX blinks once when receive a packet.
1793 +|**DO1**|
1794 +|**DO2**|
1795 +|**DO3**|
1796 +|**DI2**|(((
1797 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1798 +)))
1799 +|**DI2**|(((
1800 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1801 +)))
1802 +|**DI2**|(((
1803 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1804 +)))
1805 +|**RO1**|
1806 +|**RO2**|
1807 +
1637 1637  = 4. Use AT Command =
1638 1638  
1639 1639  == 4.1 Access AT Command ==
... ... @@ -2249,7 +2249,7 @@
2249 2249  Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
2250 2250  )))
2251 2251  * (((
2252 -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]]
2423 +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.cc>>mailto:Support@dragino.cc]]
2253 2253  
2254 2254  
2255 2255  
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