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609	609	[[image:image-20230817170702-1.png||height="161" width="1044"]]
610	610
611	611
612		-(% style="color:blue" %)**AT+PWMSET=AA（Default is 0）  ==> Corresponding downlink: 0B AA**
	612	+When the device detects the following PWM signal ,decoder will converts the pulse period and high-level duration to frequency and duty cycle.
613	613
614		-When AA is 0, the unit of PWM capture time is microsecond. The capture frequency range is between 20HZ and 100000HZ.
	614	+Frequency：
615	615
616		-When AA is 1, the unit of PWM capture time is millisecond.  The capture frequency range is between 5HZ and 250HZ.
	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 ,**
617	617
	619	+(((
618	618
	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	+
619	619	===== 2.3.2.10.b  Downlink, PWM output =====
620	620
621	621	[[image:image-20230817173800-3.png||height="412" width="685"]]
...	...	@@ -1128,6 +1128,35 @@
1128	1128	* Example 1: Downlink Payload: 0A01  **~-~-->**  AT+MOD=1
1129	1129	* Example 2: Downlink Payload: 0A04  **~-~-->**  AT+MOD=4
1130	1130
	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	+
1131	1131	= 4. Battery & Power Consumption =
1132	1132
1133	1133