Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 126.21 >
edited by Xiaoling
on 2023/06/19 16:22
To version < 122.11 >
edited by Xiaoling
on 2023/06/08 18:04
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -189,6 +189,8 @@
189 189  
190 190  * Counting
191 191  
192 +
193 +
192 192  == 1.4  Applications ==
193 193  
194 194  
... ... @@ -204,11 +204,13 @@
204 204  
205 205  * Smart Factory
206 206  
209 +
210 +
207 207  == 1.5 Hardware Variants ==
208 208  
209 209  
210 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
211 -|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:266px" %)**Description**
214 +(% border="1" style="background-color:#f2f2f2; width:500px" %)
215 +|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description**
212 212  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
213 213  (% style="text-align:center" %)
214 214  [[image:image-20230424115112-1.png||height="106" width="58"]]
... ... @@ -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  
... ... @@ -319,6 +319,8 @@
319 319  
320 320  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
321 321  
328 +
329 +
322 322  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
323 323  
324 324  
... ... @@ -325,7 +325,7 @@
325 325  (((
326 326  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
327 327  
328 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
336 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
329 329  |(% 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**
330 330  |Value|(((
331 331  AVI1 voltage
... ... @@ -343,7 +343,7 @@
343 343  (((
344 344  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
345 345  
346 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
354 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
347 347  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
348 348  |RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
349 349  )))
... ... @@ -387,6 +387,8 @@
387 387  ** DO1 is high in case there is load between DO1 and V+.
388 388  ** DO1 LED is off in both case
389 389  
398 +
399 +
390 390  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
391 391  
392 392  
... ... @@ -397,7 +397,7 @@
397 397  (((
398 398  Total : 11 bytes payload
399 399  
400 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
410 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
401 401  |(% 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**
402 402  |Value|COUNT1|COUNT2 |DIDORO*|(((
403 403  Reserve
... ... @@ -407,7 +407,7 @@
407 407  (((
408 408  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
409 409  
410 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
420 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
411 411  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
412 412  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
413 413  
... ... @@ -422,18 +422,23 @@
422 422  )))
423 423  
424 424  (((
435 +
436 +
425 425  **To use counting mode, please run:**
426 426  )))
427 427  
428 -
429 -(((
430 430  (% class="box infomessage" %)
431 431  (((
442 +(((
443 +(((
432 432  **AT+MOD=2**
445 +)))
433 433  
447 +(((
434 434  **ATZ**
435 435  )))
436 436  )))
451 +)))
437 437  
438 438  (((
439 439  
... ... @@ -463,7 +463,7 @@
463 463  
464 464  **LT22222-L**: This mode the DI1 is used as a counting pin.
465 465  
466 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
481 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
467 467  |(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% 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**
468 468  |Value|COUNT1|(((
469 469  ACI1 Current
... ... @@ -474,7 +474,7 @@
474 474  (((
475 475  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
476 476  
477 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
492 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
478 478  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
479 479  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
480 480  )))
... ... @@ -492,14 +492,18 @@
492 492  **To use counting mode, please run:**
493 493  )))
494 494  
495 -(((
496 496  (% class="box infomessage" %)
497 497  (((
512 +(((
513 +(((
498 498  **AT+MOD=3**
515 +)))
499 499  
517 +(((
500 500  **ATZ**
501 501  )))
502 502  )))
521 +)))
503 503  
504 504  (((
505 505  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -516,7 +516,7 @@
516 516  (((
517 517  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.
518 518  
519 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
538 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
520 520  |(% 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**
521 521  |Value|COUNT1|AVI1 Counting|DIDORO*|(((
522 522  Reserve
... ... @@ -526,7 +526,7 @@
526 526  (((
527 527  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
528 528  
529 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
548 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
530 530  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
531 531  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
532 532  )))
... ... @@ -537,23 +537,28 @@
537 537  
538 538  (((
539 539  (% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
540 -
541 -
542 542  )))
543 543  
544 544  (((
562 +
563 +
545 545  **To use this mode, please run:**
546 546  )))
547 547  
548 -(((
549 549  (% class="box infomessage" %)
550 550  (((
569 +(((
570 +(((
551 551  **AT+MOD=4**
572 +)))
552 552  
574 +(((
553 553  **ATZ**
554 554  )))
555 555  )))
578 +)))
556 556  
580 +
557 557  (((
558 558  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
559 559  )))
... ... @@ -576,7 +576,7 @@
576 576  
577 577  **LT22222-L**: This mode the DI1 is used as a counting pin.
578 578  
579 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
603 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
580 580  |(% 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**
581 581  |Value|(((
582 582  AVI1 voltage
... ... @@ -591,7 +591,7 @@
591 591  (((
592 592  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
593 593  
594 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
618 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
595 595  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
596 596  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
597 597  )))
... ... @@ -607,17 +607,23 @@
607 607  )))
608 608  
609 609  (((
634 +
635 +
610 610  **To use this mode, please run:**
611 611  )))
612 612  
613 -(((
614 614  (% class="box infomessage" %)
615 615  (((
641 +(((
642 +(((
616 616  **AT+MOD=5**
644 +)))
617 617  
646 +(((
618 618  **ATZ**
619 619  )))
620 620  )))
650 +)))
621 621  
622 622  (((
623 623  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -712,8 +712,8 @@
712 712  
713 713  MOD6 Payload : total 11 bytes payload
714 714  
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**
745 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
746 +|(% 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**
717 717  |Value|(((
718 718  TRI_A FLAG
719 719  )))|(((
... ... @@ -726,7 +726,7 @@
726 726  
727 727  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
728 728  
729 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
759 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
730 730  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
731 731  |(((
732 732  AV1_LOW
... ... @@ -755,7 +755,7 @@
755 755  
756 756  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
757 757  
758 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
788 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
759 759  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
760 760  |(((
761 761  AV1_LOW
... ... @@ -784,7 +784,7 @@
784 784  
785 785  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
786 786  
787 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
817 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
788 788  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
789 789  |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
790 790  
... ... @@ -832,6 +832,8 @@
832 832  
833 833  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
834 834  
865 +
866 +
835 835  === 3.4.1 Common Commands ===
836 836  
837 837  
... ... @@ -881,6 +881,7 @@
881 881  
882 882  * (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
883 883  
916 +
884 884  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
885 885  
886 886  (% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
... ... @@ -985,6 +985,7 @@
985 985  
986 986  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
987 987  
1021 +
988 988  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
989 989  
990 990  (% 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"]]
... ... @@ -998,6 +998,7 @@
998 998  
999 999  * (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1000 1000  
1035 +
1001 1001  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1002 1002  
1003 1003  (% 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"]]
... ... @@ -1011,6 +1011,7 @@
1011 1011  
1012 1012  * (% 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.
1013 1013  
1049 +
1014 1014  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1015 1015  
1016 1016  (% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
... ... @@ -1040,7 +1040,7 @@
1040 1040  (((
1041 1041  01: Low,  00: High ,  11: No action
1042 1042  
1043 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1079 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1044 1044  |(% 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**
1045 1045  |02  01  00  11|Low|High|No Action
1046 1046  |02  00  11  01|High|No Action|Low
... ... @@ -1242,6 +1242,7 @@
1242 1242  
1243 1243  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1244 1244  
1281 +
1245 1245  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1246 1246  
1247 1247  (% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
... ... @@ -1269,8 +1269,9 @@
1269 1269  
1270 1270  Clear counting for counting mode
1271 1271  
1272 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
1309 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT  **(%%) ~/~/ clear all counting
1273 1273  
1311 +
1274 1274  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1275 1275  
1276 1276  (% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
... ... @@ -1461,12 +1461,12 @@
1461 1461  
1462 1462  
1463 1463  (((
1464 -The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
1502 +The DI port of LT-22222-L can support NPN or PNP output sensor.
1465 1465  )))
1466 1466  
1467 1467  (((
1468 1468  (((
1469 -Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA). (% class="mark" %)When there is active current pass NEC2501 pin1 to pin2. The DI will be active high and DI LED status will change.
1507 +Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high.
1470 1470  
1471 1471  
1472 1472  )))
... ... @@ -1574,16 +1574,6 @@
1574 1574  )))
1575 1575  
1576 1576  
1577 -(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1578 -
1579 -From above DI ports circuit, we can see that active the photocoupler will need to have a voltage difference between DI+ and DI- port. While the Dry Contact sensor is a passive component which can't provide this voltage difference.
1580 -
1581 -To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
1582 -
1583 -[[image:image-20230616235145-1.png]]
1584 -
1585 -
1586 -
1587 1587  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1588 1588  
1589 1589  
... ... @@ -1693,6 +1693,8 @@
1693 1693  |**RO1**|
1694 1694  |**RO2**|
1695 1695  
1724 +
1725 +
1696 1696  = 4. Use AT Command =
1697 1697  
1698 1698  == 4.1 Access AT Command ==
... ... @@ -2024,6 +2024,8 @@
2024 2024  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2025 2025  
2026 2026  **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.**
2057 +
2058 +
2027 2027  )))
2028 2028  
2029 2029  (((
... ... @@ -2030,6 +2030,9 @@
2030 2030  [[image:1653359097980-169.png||height="188" width="729"]]
2031 2031  )))
2032 2032  
2065 +(((
2066 +
2067 +)))
2033 2033  
2034 2034  === 4.2.3 Change to Class A ===
2035 2035  
... ... @@ -2037,9 +2037,8 @@
2037 2037  (((
2038 2038  (% style="color:blue" %)**If sensor JOINED:**
2039 2039  
2040 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A**
2041 -
2042 -(% style="background-color:#dcdcdc" %)**ATZ**
2075 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A
2076 +ATZ**
2043 2043  )))
2044 2044  
2045 2045  
... ... @@ -2069,7 +2069,7 @@
2069 2069  
2070 2070  (((
2071 2071  (% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
2072 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]].
2106 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2073 2073  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2074 2074  
2075 2075  
... ... @@ -2156,21 +2156,13 @@
2156 2156  
2157 2157  (((
2158 2158  (% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2159 -
2160 2160  (% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2161 -
2162 2162  (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2163 -
2164 2164  (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2165 -
2166 2166  (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2167 -
2168 2168  (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2169 -
2170 2170  (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2171 -
2172 2172  (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2173 -
2174 2174  (% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2175 2175  )))
2176 2176  
... ... @@ -2329,4 +2329,5 @@
2329 2329  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2330 2330  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2331 2331  
2358 +
2332 2332  
image-20230616235145-1.png
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