Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 126.7 >
edited by Xiaoling
on 2023/06/19 15:51
To version < 128.2 >
edited by Xiaoling
on 2023/11/17 08:41
>
Change comment: There is no comment for this version

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... ... @@ -204,9 +204,6 @@
204 204  
205 205  * Smart Factory
206 206  
207 -
208 -
209 -
210 210  == 1.5 Hardware Variants ==
211 211  
212 212  
... ... @@ -295,7 +295,6 @@
295 295  [[image:1653298023685-319.png]]
296 296  
297 297  
298 -
299 299  (((
300 300  (% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
301 301  
... ... @@ -351,7 +351,7 @@
351 351  |RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
352 352  )))
353 353  
354 -* RO is for relay. ROx=1 : close，ROx=0 always open.
350 +* RO is for relay. ROx=1 : close, ROx=0 always open.
355 355  * DI is for digital input. DIx=1: high or float, DIx=0: low.
356 356  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
357 357  
... ... @@ -362,7 +362,7 @@
362 362  
363 363  **The value for the interface is:  **
364 364  
365 -AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
361 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V
366 366  
367 367  AVI2 channel voltage is 0x04AC/1000=1.196V
368 368  
... ... @@ -390,9 +390,6 @@
390 390  ** DO1 is high in case there is load between DO1 and V+.
391 391  ** DO1 LED is off in both case
392 392  
393 -
394 -
395 -
396 396  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
397 397  
398 398  
... ... @@ -417,7 +417,7 @@
417 417  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
418 418  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
419 419  
420 -RO is for relay. ROx=1 : close，ROx=0 always open.
413 +RO is for relay. ROx=1 : close , ROx=0 always open.
421 421  )))
422 422  
423 423  * FIRST: Indicate this is the first packet after join network.
... ... @@ -425,6 +425,8 @@
425 425  
426 426  (((
427 427  (% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
421 +
422 +
428 428  )))
429 429  
430 430  (((
... ... @@ -431,17 +431,15 @@
431 431  **To use counting mode, please run:**
432 432  )))
433 433  
429 +(((
434 434  (% class="box infomessage" %)
435 -
436 436  (((
437 437  **AT+MOD=2**
438 -)))
439 439  
440 -(((
441 441  **ATZ**
442 442  )))
436 +)))
443 443  
444 -
445 445  (((
446 446  
447 447  
... ... @@ -486,7 +486,7 @@
486 486  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
487 487  )))
488 488  
489 -* RO is for relay. ROx=1 : close，ROx=0 always open.
482 +* RO is for relay. ROx=1 : close, ROx=0 always open.
490 490  * FIRST: Indicate this is the first packet after join network.
491 491  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
492 492  
... ... @@ -499,18 +499,14 @@
499 499  **To use counting mode, please run:**
500 500  )))
501 501  
495 +(((
502 502  (% class="box infomessage" %)
503 503  (((
504 -(((
505 -(((
506 506  **AT+MOD=3**
507 -)))
508 508  
509 -(((
510 510  **ATZ**
511 511  )))
512 512  )))
513 -)))
514 514  
515 515  (((
516 516  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -527,7 +527,7 @@
527 527  (((
528 528  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.
529 529  
530 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
519 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
531 531  |(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
532 532  |Value|COUNT1|AVI1 Counting|DIDORO*|(((
533 533  Reserve
... ... @@ -537,39 +537,34 @@
537 537  (((
538 538  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
539 539  
540 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
529 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
541 541  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
542 542  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
543 543  )))
544 544  
545 -* RO is for relay. ROx=1 : close，ROx=0 always open.
534 +* RO is for relay. ROx=1 : close, ROx=0 always open.
546 546  * FIRST: Indicate this is the first packet after join network.
547 547  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
548 548  
549 549  (((
550 550  (% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
551 -)))
552 552  
553 -(((
554 554  
542 +)))
555 555  
544 +(((
556 556  **To use this mode, please run:**
557 557  )))
558 558  
548 +(((
559 559  (% class="box infomessage" %)
560 560  (((
561 -(((
562 -(((
563 563  **AT+MOD=4**
564 -)))
565 565  
566 -(((
567 567  **ATZ**
568 568  )))
569 569  )))
570 -)))
571 571  
572 -
573 573  (((
574 574  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
575 575  )))
... ... @@ -592,7 +592,7 @@
592 592  
593 593  **LT22222-L**: This mode the DI1 is used as a counting pin.
594 594  
595 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
579 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
596 596  |(% 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**
597 597  |Value|(((
598 598  AVI1 voltage
... ... @@ -607,12 +607,12 @@
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
609 609  
610 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
594 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
611 611  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
612 612  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
613 613  )))
614 614  
615 -* RO is for relay. ROx=1 : close，ROx=0 always open.
599 +* RO is for relay. ROx=1 : close, ROx=0 always open.
616 616  * FIRST: Indicate this is the first packet after join network.
617 617  * (((
618 618  DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -623,23 +623,17 @@
623 623  )))
624 624  
625 625  (((
626 -
627 -
628 628  **To use this mode, please run:**
629 629  )))
630 630  
613 +(((
631 631  (% class="box infomessage" %)
632 632  (((
633 -(((
634 -(((
635 635  **AT+MOD=5**
636 -)))
637 637  
638 -(((
639 639  **ATZ**
640 640  )))
641 641  )))
642 -)))
643 643  
644 644  (((
645 645  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -734,8 +734,8 @@
734 734  
735 735  MOD6 Payload : total 11 bytes payload
736 736  
737 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
738 -|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**6**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**1**
715 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
716 +|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:69px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:69px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:109px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:49px" %)**6**|(% style="background-color:#d9e2f3; color:#0070c0; width:109px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**1**
739 739  |Value|(((
740 740  TRI_A FLAG
741 741  )))|(((
... ... @@ -748,7 +748,7 @@
748 748  
749 749  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
750 750  
751 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
729 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
752 752  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
753 753  |(((
754 754  AV1_LOW
... ... @@ -777,7 +777,7 @@
777 777  
778 778  (% style="color:#4f81bd" %)**TRI Status1**(%%) 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:520px" %)
758 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
781 781  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
782 782  |(((
783 783  AV1_LOW
... ... @@ -806,7 +806,7 @@
806 806  
807 807  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
808 808  
809 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
787 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
810 810  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
811 811  |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
812 812  
... ... @@ -1159,7 +1159,7 @@
1159 1159  
1160 1160  
1161 1161  
1162 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1140 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1163 1163  
1164 1164  
1165 1165  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1451,7 +1451,6 @@
1451 1451  [[image:1653356838789-523.png||height="337" width="740"]]
1452 1452  
1453 1453  
1454 -
1455 1455  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1456 1456  
1457 1457  [[image:image-20220524094909-1.png||height="335" width="729"]]
... ... @@ -1605,7 +1605,6 @@
1605 1605  [[image:image-20230616235145-1.png]]
1606 1606  
1607 1607  
1608 -
1609 1609  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1610 1610  
1611 1611  
... ... @@ -2046,8 +2046,6 @@
2046 2046  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2047 2047  
2048 2048  **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.**
2049 -
2050 -
2051 2051  )))
2052 2052  
2053 2053  (((
... ... @@ -2054,9 +2054,6 @@
2054 2054  [[image:1653359097980-169.png||height="188" width="729"]]
2055 2055  )))
2056 2056  
2057 -(((
2058 -
2059 -)))
2060 2060  
2061 2061  === 4.2.3 Change to Class A ===
2062 2062  
... ... @@ -2064,8 +2064,9 @@
2064 2064  (((
2065 2065  (% style="color:blue" %)**If sensor JOINED:**
2066 2066  
2067 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A
2068 -ATZ**
2038 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A**
2039 +
2040 +(% style="background-color:#dcdcdc" %)**ATZ**
2069 2069  )))
2070 2070  
2071 2071  
... ... @@ -2118,7 +2118,6 @@
2118 2118  
2119 2119  (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
2120 2120  
2121 -
2122 2122  [[image:1653360054704-518.png||height="186" width="745"]]
2123 2123  
2124 2124  
... ... @@ -2182,13 +2182,21 @@
2182 2182  
2183 2183  (((
2184 2184  (% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2156 +
2185 2185  (% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2158 +
2186 2186  (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2160 +
2187 2187  (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2162 +
2188 2188  (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2164 +
2189 2189  (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2166 +
2190 2190  (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2168 +
2191 2191  (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2170 +
2192 2192  (% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2193 2193  )))
2194 2194  
... ... @@ -2200,7 +2200,7 @@
2200 2200  [[image:1653360498588-932.png||height="485" width="726"]]
2201 2201  
2202 2202  
2203 -== 6.4 How to change the uplink interval？ ==
2182 +== 6.4 How to change the uplink interval? ==
2204 2204  
2205 2205  
2206 2206  Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
... ... @@ -2249,6 +2249,12 @@
2249 2249  Firmware version needs to be no less than 1.6.0.
2250 2250  
2251 2251  
2231 +== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? ==
2232 +
2233 +
2234 +It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose.
2235 +
2236 +
2252 2252  = 7. Trouble Shooting =
2253 2253  )))
2254 2254  
... ... @@ -2289,6 +2289,13 @@
2289 2289  )))
2290 2290  
2291 2291  
2277 +== 7.4  Why can LT22222 perform Uplink normally, but cannot receive Downlink? ==
2278 +
2279 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state.
2280 +Use this command to bring their counts back together:
2281 +
2282 +[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.4.2.23Resetsthedownlinkpacketcount>>http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.4.2.23Resetsthedownlinkpacketcount]]
2283 +
2292 2292  = 8. Order Info =
2293 2293  
2294 2294  

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