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Last modified by Mengting Qiu on 2024/09/05 17:35
From version 132.1
edited by Mengting Qiu
on 2023/11/15 16:54
Change comment: There is no comment for this version
To version 132.2
edited by Mengting Qiu
on 2023/11/15 17:14
Change comment: There is no comment for this version

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... ... @@ -291,7 +291,7 @@
291 291  [[image:image-20231115162221-7.png]]
292 292  
293 293  
294 -**The General Json format payload for the single-channel mode is as follows:**
294 +**The General Json format payload for the double-channel mode is as follows:**
295 295  
296 296  (% style="color:#4472c4" %)**{"IMEI":"866207058378443","Model":"DS03A-NB","level status":1,"alarm status":0,"door open num":2,"last open time":0,"level status2":1,"alarm status2":0,"door open num2":3,"last open time2":0,"battery":3.39,"signal":25,"1":{1,4,0,1,3,0,2023/11/15 07:54:30},"2":{1,3,0,1,6,1,2023/11/15 07:10:04},"3":{0,0,0,1,1,0,2023/11/15 06:55:04},"4":{0,0,0,1,0,0,2023/11/15 06:40:04},"5":{0,0,0,1,0,0,2023/11/15 03:50:36},"6":{0,0,0,1,4,11,2023/11/15 03:28:16},"7":{0,0,0,1,4,11,2023/11/15 03:13:16},"8":{0,0,0,1,3,11,2023/11/15 02:58:25}}**
297 297  
... ... @@ -418,330 +418,10 @@
418 418  [[image:image-20231115154821-3.png||height="695" width="1119"]]
419 419  
420 420  
421 -== 2.3  ​Uplink Payload ==
422 422  
423 -=== 2.3.1  Sensor Configuration, FPORT~=4 ===
422 +== 2.3 Test Uplink and Change Update Interval ==
424 424  
425 425  
426 -DS03A-NB will only send this command after getting the downlink command **(0x26 02)** from the server.
427 -
428 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
429 -|(% colspan="8" style="background-color:#4f81bd; color:white; width:515px" %)**Sensor Configuration FPORT=4**
430 -|**Size(bytes)**|(% style="width:75px" %)**3**|(% style="width:50px" %)**1**|(% style="width:100px" %)**1**|(% style="width:90px" %)**2**|(% style="width:100px" %)**1**|(% style="width:100px" %)**2**|(% style="width:98px" %)**1**
431 -|**Value**|(% style="width:75px" %)TDC (unit:sec)|(% style="width:77px" %)Disalarm|(% style="width:96px" %)(((
432 -Keep status1
433 -)))|(% style="width:99px" %)(((
434 -Keep time1(unit: sec)
435 -)))|(% style="width:87px" %)Keep status2|(% style="width:97px" %)(((
436 -Keep time2(unit: sec)
437 -)))|(% style="width:98px" %)(((
438 -Alarm interval(unit: min)
439 -)))
440 -
441 -Example parse in TTNv3
442 -
443 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DS03A-LB/WebHome/image-20230630155527-3.png?width=902&height=146&rev=1.1||alt="image-20230630155527-3.png"]]
444 -
445 -
446 -* (((
447 -(% style="color:blue" %)**TDC: (default: 0x001C20)**
448 -)))
449 -
450 -Uplink interval for the Open/Close Event, default value is 0x001C20 which is 7200 seconds = 2 hours.
451 -
452 -
453 -* (((
454 -(% style="color:blue" %)**Disalarm: (default: 0)**
455 -)))
456 -
457 - **If Disalarm = 1**, DS03A-NB will only send uplink at every TDC periodically. This is normally use for pulse meter application, in this application, there are many open/close event, and platform only care about the total number of pulse.
458 -
459 - **If Disalarm = 0**, DS03A-NB will send uplink at every TDC periodically and send data on each open/close event. This is useful for the application user need to monitor the open/close event in real-time.
460 -
461 -(% style="color:red" %)** Note: When Disalarm=0, a high frequently open/close event will cause lots of uplink and drain battery very fast. **
462 -
463 -
464 -* (((
465 -(% style="color:blue" %)**Keep Status1 & Keep Time1 & Keep Status2 & Keep Time2**
466 -)))
467 -
468 -Shows the configure value of [[Alarm Base on Timeout Feature>>||anchor="H2.9AlarmBaseonTimeout"]]
469 -
470 -
471 -* (((
472 -(% style="color:blue" %)**Alarm interval(default: 0)**
473 -)))
474 -
475 -When the state of the door sensor has not been changed after the timeout alarm, the device will send a uplink every alarm interval. It will stop the alarm until the state of the door sensor is changed after the timeout alarm.
476 -
477 -
478 -=== 2.3.2  Real-Time Open/Close Status, Uplink FPORT~=2 ===
479 -
480 -
481 -DS03A-NB will send this uplink **after** Device Status once join the LoRaWAN network successfully. And DS03A-NB will send uplinks when:
482 -
483 -* Every 2 hours, this interval [[can be changed>>||anchor="H2.7SetTransmitIntervalTime"]].
484 -* There is an Open/Close event.  (This info can be disabled by AT+DISALARM=1)
485 -
486 -**1) When (% style="color:blue" %)AT+TTRCHANNEL=1(%%), Uplink Payload totals (% style="color:blue" %)11 bytes. (Default mode)(%%)**
487 -
488 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
489 -|=(% colspan="5" style="background-color:#4F81BD;color:white;width:515px" %)**Real-Time Open/Close Status, FPORT=2**
490 -|(% style="width:94px" %)**Size(bytes)**|(% style="width:97px" %)**1**|(% style="width:95px" %)**3**|(% style="width:119px" %)**3**|(% style="width:107px" %)**4**
491 -|(% style="width:95px" %)**Value**|(% style="width:97px" %)(((
492 -Status & [[Alarm>>||anchor="H2.10TTRIG126TTRIG2timeoutstatusalarm"]]
493 -)))|(% style="width:95px" %)Total open door events|(% style="width:119px" %)(((
494 -The last door open duration (unit: sec)
495 -)))|(% style="width:108px" %)Unix TimeStamp
496 -
497 -**Status & Alarm:**
498 -
499 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
500 -|(% style="background-color:#4f81bd; color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:white; width:60px" %)**[bit7:bit4]**|(% style="background-color:#4f81bd; color:white; width:80px" %)**bit3**|(% style="background-color:#4f81bd; color:white; width:100px" %)**bit2**|(% style="background-color:#4f81bd; color:white; width:120px" %)**bit1**|(% style="background-color:#4f81bd; color:white; width:105px" %)**bit0**
501 -|(% style="width:76px" %)**Value**|(% style="width:96px" %)Reserve|(% style="width:110px" %)(((
502 -Count mod
503 -)))|(% style="width:106px" %)TDC flag 0:No;1:Yes|(% style="width:148px" %)(((
504 -Alarm 0: No Alarm; 1: Alarm
505 -)))|(% style="width:131px" %)(((
506 -Status 0: Close; 1: Open
507 -)))
508 -
509 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DS03A-LB/WebHome/image-20230630155451-2.png?width=928&height=246&rev=1.1||alt="image-20230630155451-2.png"]]
510 -
511 -
512 -* (((
513 -(% style="color:blue" %)**Count mod:Default=0**
514 -)))
515 -
516 -0: Uplink total open door times since factory
517 -
518 -1: Uplink total open door times since last FPORT=2 uplink.
519 -
520 -
521 -* (% style="color:blue" %)**TDC flag**
522 -
523 -When the flag is 1, it means sending packets at normal time intervals.
524 -
525 -Otherwise, it is a packet sent at non-TDC time.
526 -
527 -
528 -* (((
529 -(% style="color:#0000ff" %)**Alarm**
530 -)))
531 -
532 -See [[Alarm Base on Timeout>>||anchor="H2.9AlarmBaseonTimeout"]]
533 -
534 -
535 -* (((
536 -(% style="color:blue" %)**Status**
537 -)))
538 -
539 -This bit is 1 when the door sensor is open and 0 when it is close.
540 -
541 -
542 -* (((
543 -(% style="color:blue" %)**Total open door events**
544 -)))
545 -
546 -Total pulse/counting base on open door.
547 -
548 -Range (3 Bytes) : 0x000000 ~~ 0xFFFFFF . Max: 16777215
549 -
550 -
551 -* (((
552 -(% style="color:blue" %)**The last door open duration**
553 -)))
554 -
555 -Door sensor last open duration.
556 -
557 -Unit: sec.
558 -
559 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DS03A-LB/WebHome/image-20230701094042-1.png?width=763&height=154&rev=1.1||alt="image-20230701094042-1.png"]]
560 -
561 -
562 -**2) When (% style="color:blue" %)AT+TTRCHANNEL=2(%%), Uplink Payload totals (% style="color:blue" %)18 bytes(%%)**(% style="color:blue" %).
563 -
564 -(When the maximum DR of some frequencies is 11 bytes, it will cause the server to receive empty packets)
565 -
566 -(% style="color:red" %)**Note:When using the AT+TTRCHANNEL=2 command, the Datalog function cannot be used.**
567 -
568 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
569 -|=(% colspan="8" style="background-color:#4F81BD;color:white; width: 515px;" %)**Real-Time Open/Close Status, FPORT=2**
570 -|(% style="width:50px" %)**Size(bytes)**|(% style="width:97px" %)**1**|(% style="width:95px" %)**3**|(% style="width:125px" %)**3**|(% style="width:100px" %)**4**|(% style="width:86px" %)**1**|(% style="width:96px" %)**3**|(% style="width:126px" %)**3**
571 -|(% style="width:95px" %)**Value**|(% style="width:97px" %)(((
572 -Status1 & Alarm1
573 -)))|(% style="width:95px" %)Total open door events1|(% style="width:125px" %)(((
574 -The last door open duration1 (unit: sec)
575 -)))|(% style="width:100px" %)Unix TimeStamp|(% style="width:86px" %)(((
576 -Status2 & Alarm2
577 -)))|(% style="width:96px" %)Total open door events2|(% style="width:126px" %)The last door open duration2 (unit: sec)
578 -
579 -**Status1 & Alarm1:**
580 -
581 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:514px" %)
582 -|(% style="background-color:#4f81bd; color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:white; width:60px" %)**[bit7:bit4]**|(% style="background-color:#4f81bd; color:white; width:70px" %)**bit3**|(% style="background-color:#4f81bd; color:white; width:100px" %)**bit2**|(% style="background-color:#4f81bd; color:white; width:117px" %)**bit1**|(% style="background-color:#4f81bd; color:white; width:117px" %)**bit0**
583 -|(% style="width:76px" %)**Value**|(% style="width:96px" %)Reserve|(% style="width:99px" %)(((
584 -Count mod
585 -)))|(% style="width:103px" %)TDC flag 0:No;1:Yes|(% style="width:216px" %)(((
586 -Alarm1 0: No Alarm; 1: Alarm (PA8 of pin)
587 -)))|(% style="width:181px" %)(((
588 -Status1 0: Close; 1: Open (PA8 of pin)
589 -)))
590 -
591 -**Status2 & Alarm2:**
592 -
593 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
594 -|(% style="background-color:#4f81bd; color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:white; width:60px" %)**[bit7:bit2]**|(% style="background-color:#4f81bd; color:white; width:200px" %)**bit1**|(% style="background-color:#4f81bd; color:white; width:200px" %)**bit0**
595 -|(% style="width:76px" %)**Value**|(% style="width:113px" %)Reserve|(% style="width:219px" %)(((
596 -Alarm2 0: No Alarm; 1: Alarm (PA4 of pin)
597 -)))|(% style="width:181px" %)(((
598 -Status2 0: Close; 1: Open (PA4 of pin)
599 -)))
600 -
601 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DS03A-LB/WebHome/image-20230630155908-6.png?width=927&height=295&rev=1.1||alt="image-20230630155908-6.png"]]
602 -
603 -
604 -* (((
605 -(% style="color:blue" %)**Count mod:Default=0**
606 -)))
607 -
608 -0: Uplink total open door times since factory
609 -
610 -1: Uplink total open door times since last FPORT=2 uplink.
611 -
612 -
613 -* (% style="color:blue" %)**TDC flag**
614 -
615 -When the flag is 1, it means sending packets at normal time intervals.
616 -
617 -Otherwise, it is a packet sent at non-TDC time.
618 -
619 -
620 -* (((
621 -(% style="color:#0000ff" %)**Alarm1 or Alarm2**
622 -)))
623 -
624 -See [[Alarm Base on Timeout>>||anchor="H2.9AlarmBaseonTimeout"]]
625 -
626 -
627 -* (((
628 -(% style="color:blue" %)**Status1 **(% style="color:#0000ff" %)**or **(% style="color:blue" %)**Status2**
629 -)))
630 -
631 -This bit is 1 when the door sensor is open and 0 when it is close.
632 -
633 -
634 -* (((
635 -(% style="color:blue" %)**Total open door events1 **(% style="color:#0000ff" %)**or**(% style="color:blue" %)** Total open door events2**
636 -)))
637 -
638 -Total pulse/counting base on open door.
639 -
640 -Range (3 Bytes) : 0x000000 ~~ 0xFFFFFF . Max: 16777215
641 -
642 -
643 -* (((
644 -(% style="color:blue" %)**The last door open duration1 **(% style="color:#0000ff" %)**or**(% style="color:blue" %)** The last door open duration2**
645 -)))
646 -
647 -Door sensor last open duration.
648 -
649 -Unit: sec.
650 -
651 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DS03A-LB/WebHome/image-20230701094042-1.png?width=763&height=154&rev=1.1||alt="image-20230701094042-1.png"]]
652 -
653 -
654 -=== 2.3.3  Historical Door Open/Close Event, FPORT~=3 ===
655 -
656 -
657 -DS03A-NB stores sensor values and users can retrieve these history values via the downlink command.
658 -
659 -The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time open/close status.
660 -
661 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
662 -|=(% colspan="5" style="background-color:#4F81BD;color:white;width:515px" %)**Real-Time Open/Close Status, FPORT=3**
663 -|(% style="width:60px" %)**Size(bytes)**|(% style="width:80px" %)**1**|(% style="width:120px" %)**3**|(% style="width:150px" %)**3**|(% style="width:90px" %)**4**
664 -|(% style="width:95px" %)**Value**|(% style="width:97px" %)(((
665 -Status & [[Alarm>>||anchor="2.9AlarmBaseonTimeout"]]
666 -)))|(% style="width:95px" %)Total open door events|(% style="width:119px" %)(((
667 -The last door open duration (unit: sec)
668 -)))|(% style="width:108px" %)Unix TimeStamp
669 -
670 -**Status & Alarm:**
671 -
672 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
673 -|(% style="background-color:#4f81bd; color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:white; width:75px" %)**bit7**|(% style="background-color:#4f81bd; color:white; width:65px" %)**bit6**|(% style="background-color:#4f81bd; color:white; width:50px" %)**[bit5:bit4]**|(% style="background-color:#4f81bd; color:white; width:50px" %)**bit3**|(% style="background-color:#4f81bd; color:white; width:70px" %)**bit2**|(% style="background-color:#4f81bd; color:white; width:80px" %)**bit1**|(% style="background-color:#4f81bd; color:white; width:75px" %)**bit0**
674 -|(% style="width:76px" %)**Value**|(% style="width:88px" %)No ACK message|(% style="width:92px" %)Poll Message Flag|(% style="width:89px" %)Reserve|(% style="width:90px" %)(((
675 -Count mod
676 -)))|(% style="width:95px" %)(((
677 -TDC flag 0:No; 1:Yes
678 -)))|(% style="width:116px" %)(((
679 -Alarm 0: No Alarm; 1: Alarm
680 -)))|(% style="width:112px" %)(((
681 -Status 0:Close; 1: Open
682 -)))
683 -
684 -* (((
685 -Each data entry is 11 bytes and has the same structure as [[Real-Time open/close status>>||anchor="H2.3.2A0Real-TimeOpen2FCloseStatus2CUplinkFPORT3D2"]], to save airtime and battery, DS03A-NB will send max bytes according to the current DR and Frequency bands.
686 -)))
687 -
688 -For example, in the US915 band, the max payload for different DR is:
689 -
690 -(((
691 -**~1. DR0**: max is 11 bytes so one entry of data
692 -)))
693 -
694 -(((
695 -**2. DR1**: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
696 -)))
697 -
698 -(((
699 -**3. DR2**: total payload includes 11 entries of data
700 -)))
701 -
702 -(((
703 -**4. DR3**: total payload includes 22 entries of data.
704 -)))
705 -
706 -If DS03A-NB doesn't have any data in the polling time. It will uplink 11 bytes of 0
707 -
708 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DS03A-LB/WebHome/image-20230630155556-4.png?width=938&height=146&rev=1.1||alt="image-20230630155556-4.png"]]
709 -
710 -**Downlink:**
711 -
712 -0x31 64 9E 7D 34 64 9E 7E 9C 05
713 -
714 -
715 -**Uplink:**
716 -
717 -45 00 00 00 00 00 00 64 9E 7D 48 40 00 00 00 00 00 63 64 9E 7D 9C 41 00 00 01 00 00 63 64 9E 7D A4 40 00 00 01 00 00 8D 64 9E 7E 31 43 00 00 02 00 00 8D 64 9E 7E 44 48 00 00 02 00 00 1F 64 9E 7E 59 4B 00 00 03 00 00 1F 64 9E 7E 6B
718 -
719 -
720 -**Parsed Value:**
721 -
722 -[COUNTMOD, TDC_FLAG, ALARM,  DOOR_STATUS, OPEN_DOOR_TIMES, LAST_DOOR_OPEN_DURATION, TIME]
723 -
724 -
725 -[SUM,YES,FALSE,OPEN,0,0,2023-06-30 06:59:20],
726 -
727 -[SUM,NO,FALSE,CLOSE,0,99,2023-06-30 07:00:44],
728 -
729 -[SUM,NO,FALSE,OPEN, 1,99,2023-06-30 07:00:52],
730 -
731 -[SUM,NO,FALSE,CLOSE,1,141,2023-06-30 07:03:13],
732 -
733 -[SUM,NO,TRUE,OPEN, 2,141,2023-06-30 07:03:32],
734 -
735 -[PART,NO,FALSE,CLOSE,2,31,2023-06-30 07:03:53],
736 -
737 -[PART,NO,TRUE,OPEN, 3,31,2023-06-30 07:04:11],
738 -
739 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DS03A-LB/WebHome/image-20230630172740-1.png?width=868&height=199&rev=1.1||alt="image-20230630172740-1.png"]]
740 -
741 -
742 -== 2.4 Test Uplink and Change Update Interval ==
743 -
744 -
745 745  By default, Sensor will send uplinks (% style="color:blue" %)**every 2 hours**(%%) & AT+NOUD=8
746 746  
747 747  User can use below commands to change the (% style="color:blue" %)**uplink interval**.
... ... @@ -751,7 +751,7 @@
751 751  User can also push the button for more than 1 seconds to activate an uplink.
752 752  
753 753  
754 -== 2.5 Multi-Samplings and One uplink ==
434 +== 2.4 Multi-Samplings and One uplink ==
755 755  
756 756  
757 757  To save battery life, DS03A-NB will sample Water Flow data every 15 minutes and send one uplink every 2 hours. So each uplink it will include 8 stored data + 1 real-time data. They are defined by:
... ... @@ -765,7 +765,7 @@
765 765  [[image:1692424376354-959.png]]
766 766  
767 767  
768 -== 2.6 Trggier an uplink by external interrupt ==
448 +== 2.5 Trggier an uplink by external interrupt ==
769 769  
770 770  
771 771  DS03A-NB has an external trigger interrupt function. Users can use the PB15 pin to trigger the upload of data packets.
... ... @@ -783,7 +783,7 @@
783 783  * (% style="color:#037691" %)**AT+INTMOD=3  **(%%) ~/~/ Trigger by rising edge
784 784  (% style="display:none" %) (%%)
785 785  
786 -== 2.7 Set Transmit Interval Time ==
466 +== 2.5 Set Transmit Interval Time ==
787 787  
788 788  
789 789  (((
... ... @@ -825,7 +825,7 @@
825 825  Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
826 826  )))(% style="display:none" %) (%%)
827 827  
828 -== 2.8 Enable / Disable Alarm ==
508 +== 2.7 Enable / Disable Alarm ==
829 829  
830 830  
831 831  Feature: Enable/Disable Alarm for open/close event. Default value 0.
... ... @@ -844,7 +844,7 @@
844 844  0xA7 00  ~/~/ Same As AT+DISALARM=0
845 845  
846 846  
847 -== 2.9 Alarm Base on Timeout ==
527 +== 2.8 Alarm Base on Timeout ==
848 848  
849 849  
850 850  DS03A-NB can monitor the timeout for a status change, this feature can be used to monitor some events such as door opening too long etc. Related Parameters are:
... ... @@ -926,7 +926,7 @@
926 926  If user send 0xA9 02 00 00 1E: equal to AT+TTRIG2=0,30  **or**  0xA9 02 00 00 00: Equal to AT+TTRIG2=0,0.
927 927  
928 928  
929 -== 2.10 TTRIG1 & TTRIG2 timeout status alarm ==
609 +== 2.9 TTRIG1 & TTRIG2 timeout status alarm ==
930 930  
931 931  
932 932  It needs to be used with AT+TTRIG1 or AT+TTRIG2. When TTRIG1 or TTRIG2 times out and causes an alarm, and the status does not change subsequently, an alarm packet will be sent at the alarm interval.
... ... @@ -955,7 +955,7 @@
955 955  Example:  0C aa  => AT+TTRALARM= aa
956 956  
957 957  
958 -== 2.11 Count Mod ==
638 +== 2.10 Count Mod ==
959 959  
960 960  
961 961  Feature: Manually set the count mode.
... ... @@ -984,7 +984,7 @@
984 984  Example:  0B aa  => AT+COUNTMOD = second byte
985 985  
986 986  
987 -== 2.12 Number of channel of door sensors ==
667 +== 2.11 Number of channel of door sensors ==
988 988  
989 989  
990 990  Feature: Set the number of door sensor channels.
... ... @@ -1013,7 +1013,7 @@
1013 1013  Example:  0D aa => AT+TTRCHANNEL = second byte
1014 1014  
1015 1015  
1016 -== 2.13 Clear the open door times and the duration of the last open door ==
696 +== 2.12 Clear the open door times and the duration of the last open door ==
1017 1017  
1018 1018  
1019 1019  (% style="color:blue" %)**AT Command:**
... ... @@ -1029,7 +1029,7 @@
1029 1029  The sensor will clear the open door times and the duration of the last open door.
1030 1030  
1031 1031  
1032 -== 2.14 Set the count value of the number of open door ==
712 +== 2.13 Set the count value of the number of open door ==
1033 1033  
1034 1034  
1035 1035  (% style="color:blue" %)**AT Command:**