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609	609	[[image:image-20230817170702-1.png||height="161" width="1044"]]
610	610
611	611
612		-When the device detects the following PWM signal ,decoder will converts the pulse period and high-level duration to frequency and duty cycle.
	612	+(% style="color:blue" %)**AT+PWMSET=AA（Default is 0）  ==> Corresponding downlink: 0B AA**
613	613
614		-Frequency：
	614	+When AA is 0, the unit of PWM capture time is microsecond. The capture frequency range is between 20HZ and 100000HZ.
615	615
616		-(% class="MsoNormal" %)
617		-(% lang="EN-US" %)If (% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**AT+PWMSET**(%%)**=0 ,**
	616	+When AA is 1, the unit of PWM capture time is millisecond.  The capture frequency range is between 5HZ and 250HZ.
618	618
619		-(((
620	620
621		-
622		-(% lang="EN-US" %)Frequency= 1000000/(%%)Pulse period（HZ）;
623		-)))
624		-
625		-(% class="MsoNormal" %)
626		-(% lang="EN-US" %)If (% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**AT+PWMSET**(%%)**=1 ,**
627		-
628		-(((
629		-
630		-
631		-(% lang="EN-US" %)Frequency= 1000/(%%)Pulse period（HZ）;
632		-)))
633		-
634		-(% class="MsoNormal" %)
635		-Duty cycle:
636		-
637		-Duty cycle= Duration of high level/ Pulse period*100 ~(%).
638		-
639		-(% class="MsoNormal" %)
640		-
641		-
642		-(((
643		-
644		-)))
645		-
646		-
647		-[[image:image-20230818092200-1.png||height="344" width="627"]]
648		-
649		-
650	650	===== 2.3.2.10.b  Downlink, PWM output =====
651	651
652	652	[[image:image-20230817173800-3.png||height="412" width="685"]]
...	...	@@ -907,10 +907,9 @@
907	907	)))
908	908	* (((
909	909	Since the device can only detect a pulse period of 50ms when AT+PWMSET=0 (counting in microseconds), it is necessary to change the value of PWMSET according to the frequency of input capture.
910		-
911		-
912	912	)))
913	913
	881	+
914	914	==== 2.3.3.13  Working MOD ====
915	915
916	916
...	...	@@ -1159,35 +1159,6 @@
1159	1159	* Example 1: Downlink Payload: 0A01  **~-~-->**  AT+MOD=1
1160	1160	* Example 2: Downlink Payload: 0A04  **~-~-->**  AT+MOD=4
1161	1161
1162		-
1163		-
1164		-=== 3.3.8 PWM setting ===
1165		-
1166		-Feature: Set the time acquisition unit for PWM input capture.
1167		-
1168		-(% style="color:blue" %)**AT Command: AT+PWMSET**
1169		-
1170		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1171		-|=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3;color:#0070C0" %)**Response**
1172		-|(% style="width:154px" %)AT+PWMSET=?|(% style="width:196px" %)0|(% style="width:157px" %)(((
1173		-0(default)
1174		-
1175		-OK
1176		-)))
1177		-|(% style="width:154px" %)AT+PWMSET=0|(% style="width:196px" %)The unit of PWM capture time is microsecond. The capture frequency range is between 20HZ and 100000HZ.   |(% style="width:157px" %)(((
1178		-OK
1179		-
1180		-)))
1181		-|(% style="width:154px" %)AT+PWMSET=1|(% style="width:196px" %)The unit of PWM capture time is millisecond.  The capture frequency range is between 5HZ and 250HZ. |(% style="width:157px" %)OK
1182		-
1183		-(% style="color:blue" %)**Downlink Command: 0x0C**
1184		-
1185		-Format: Command Code (0x0C) followed by 1 bytes.
1186		-
1187		-* Example 1: Downlink Payload: 0C00  **~-~-->**  AT+PWMSET=0
1188		-* Example 2: Downlink Payload: 0C01  **~-~-->**  AT+PWMSET=1
1189		-
1190		-
1191	1191	= 4. Battery & Power Consumption =
1192	1192
1193	1193

image-20230818092200-1.png

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1		-XWiki.Saxer

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