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...	...	@@ -370,7 +370,6 @@
370	370	)))
371	371	|(% style="width:98px" %)[[Time stamp>>||anchor="H2.4.10A0Timestamp"]]|(% style="width:115px" %)Door Status(pb14)|(% style="width:92px" %)door open num(pb14)|(% style="width:99px" %)last open time(pb14)|(% style="width:67px" %)Time stamp|(% style="width:74px" %)...
372	372
373		-
374	374	(% style="color:blue" %)**When AT+TTRCHANNEL=2:**
375	375
376	376
...	...	@@ -395,8 +395,6 @@
395	395
396	396	The payload is ASCII string, representative same HEX:
397	397
398		-**0x **f867787050213317  0064  0ccf 19 01 00 00 000016 000017 637590df
399		-
400	400	**0x (% style="color:red" %)__f867787050213317__  (% style="color:blue" %)__0064__ (% style="color:green" %) __0ccf__(% style="color:#00b0f0" %) __19__(% style="color:#7030a0" %) __01__(% style="color:#0020b0" %) __00__ (% style="color:#420042" %)__00__(% style="color:#660066" %) (% style="color:#aaaa40" %)__000016__(% style="color:#663300" %) __000017__ (% style="color:#d60093" %)__637590df__(%%)**
401	401
402	402	**where:**
...	...	@@ -421,7 +421,6 @@
421	421
422	422	* (% style="color:#037691" %)**Timestamp:**(%%) 0x637590df =1668649183 (Unix Time)
423	423
424		-
425	425	== 2.4  Payload Explanation and Sensor Interface ==
426	426
427	427
...	...	@@ -439,20 +439,18 @@
439	439	The Device ID is stored in a non-erase area, Upgrade the firmware or run AT+FDR won't erase the Device ID.
440	440
441	441
442		-
443	443	=== 2.4.2  Version Info ===
444	444
445	445
446	446	Specify the software version: 0x64=100, which means firmware version 1.00.
447	447
448		-For example 0x00 64 : This device is CPN01 with firmware version 1.0.0.
	443	+For example 0x00 64 : This device is NDS03A 1 with firmware version 1.0.0.
449	449
450	450
451		-
452	452	=== 2.4.3  Battery Info ===
453	453
454	454
455		-Check the battery voltage for CPN01.
	449	+Check the battery voltage for NDS03A.
456	456
457	457	Ex1: 0x0B45 = 2885mV
458	458
...	...	@@ -459,7 +459,6 @@
459	459	Ex2: 0x0B49 = 2889mV
460	460
461	461
462		-
463	463	=== 2.4.4  Signal Strength ===
464	464
465	465
...	...	@@ -478,70 +478,39 @@
478	478	**99**    Not known or not detectable
479	479
480	480
	474	+=== 2.4.5  Disalarm: (default: 0) ===
481	481
482		-=== 2.4.5  Calculate Flag ===
483	483
	477	+(% style="color:blue" %)**If Disalarm = 1**(%%), NDS03A 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.
484	484
485		-The calculate flag is a user defined field, IoT server can use this filed to handle different meters with different pulse factors. For example, if there are 100 water meters, meter 1~~50 are 1 liter/pulse and meter 51 ~~ 100 has 1.5 liter/pulse.
	479	+(% style="color:blue" %)**If Disalarm = 0**(%%), NDS03A 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.
486	486
487		-User can set calculate flag to 1 for meter 1~~50 and 2 for meter 51 ~~ 100, So IoT Server can use this field for calculation.
	481	+ (% style="color:red" %)**Note:**(%%) When Disalarm=0, a high frequently open/close event will cause lots of uplink and drain battery very fast.
488	488
489		-Default value: 0.
490	490
491		-Range (6 bits): (b)000000 ~~ (b) 111111
	484	+=== 2.4.6  Keep Status & Keep Time ===
492	492
493	493
	487	+Shows the configure value of Alarm Base on Timeout Feature
494	494
495		-=== 2.4.6  Alarm ===
496	496
	490	+=== 2.4.7  Timestamp ===
497	497
498		-See [[Alarm Base on Timeout>>||anchor="H2.7A0AlarmBaseonTimeout"]]
499	499
	493	+Timestamp : 0x6315537b =1662342011
500	500
501	501
502		-=== 2.4.7  Contact Status ===
503	503
	497	+=== 2.4.8  Switch Dual Channel Mode ===
504	504
505		-0: Open
506	506
507		-1: Close
	500	+NDS03A can connect two door sensors. Another door sensor can be connected to PB15 pin. Both channels support alarm function.
508	508
509	509
510		-
511		-=== 2.4.8  Total pulse ===
512		-
513		-
514		-Total pulse/counting based on dry [[contact trigger event>>||anchor="H2.12Setcountnumber"]]
515		-
516		-Range (3 Bytes) : 0x000000 ~~ 0xFFFFFF . Max: 16777215
517		-
518		-
519		-
520		-=== 2.4.9  The last open duration ===
521		-
522		-
523		-Dry Contact last open duration.
524		-
525		-Unit: min.
526		-
527		-[[image:image-20221021111346-17.png||height="146" width="770"]]
528		-
529		-
530		-
531		-=== 2.4.10  Timestamp ===
532		-
533		-
534		-Timestamp : 0x6315537b =1662342011
535		-
536		-Convert Unix timestamp to time 2022-9-5 9:40:11.
537		-
538		-**~ **
539		-
540		-
541	541	== 2.5  Downlink Payload ==
542	542
543	543
544		-By default, CPN01 prints the downlink payload to console port.
	506	+By default, NDS03A prints the downlink payload to console port.
545	545
546	546	[[image:image-20221021111414-18.png]] ​
547	547