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263	263	Feature: Change the sensor delay time.
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	265	+There are six models of GroPoint Air, and each model returns a different number of temperature and humidity. The more bytes of the returned value, the longer the delay. The AT+SDELAY command can adjust the time that the sensor returns data to the node, and can adjust different delays according to different types of sensors.
	266	+
265	265	The default delay is 1000ms.
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267	267	**AT Command: AT+SDELAY**
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277	277	* Example 1: Downlink Payload: A10003E8 ~/~/ Set the sensor delay time = 1000ms
278	278	* Example 2: Downlink Payload: A10007D0 ~/~/ Set the sensor delay time = 2000ms
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280		-== 3.4 Get Firmware Version Info ==
	282	+== 3.4 Query sensor model function ==
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	284	+Feature: Using this function will re-update the model.
	285	+
	286	+**Downlink Command: 0xFA00**
	287	+
	288	+
	289	+== 3.5 Get Firmware Version Info ==
	290	+
282	282	Feature: use downlink to get firmware version.
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284	284	**Downlink Command: 0x26**
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466	466	In case if user can see the console output but can’t type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn’t send (% style="color:green" %)**ENTER**(%%) while pressing the send key, user need to add ENTER in their string.
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	477	+== Why i see the payload is 7FFF? ==
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	479	+The device will judge the length of the data received by the serial port. If the length of the received data is 0, it means that there is a problem with the sensor communication or the sensor is not connected properly, it is invalid data, and the uploaded data is 7FFF.
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470	470	= Order Info =
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