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1		-XWiki.Bei
	1	+XWiki.Xiaoling

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1		-(% style="text-align:center" %)
2		-[[image:image-20230530181207-3.jpeg||height="552" width="552"]]
	1	+[[image:image-20230530181207-3.jpeg||height="503" width="503"]] [[image:image-20240105101301-1.jpeg||height="513" width="436"]]
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106	106
107	107	* Smart Agriculture
108	108
	108	+
109	109	== 1.5 Sleep mode and working mode ==
110	110
111	111
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149	149	If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
150	150
151	151
152		-== 1.8 Pin Definitions ==
	152	+== 1.8 Mechanical ==
153	153
154	154
155		-
156		-== 1.9 Mechanical ==
157		-
158		-
159	159	[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]]
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161	161
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327	327	Valid Message Type:
328	328	)))
329	329
330		-
331	331	(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:496px" %)
332	332	|=(% style="width: 160px;background-color:#D9E2F3;color:#0070C0" %)**Message Type Code**|=(% style="width: 163px;background-color:#D9E2F3;color:#0070C0" %)**Description**|=(% style="width: 173px;background-color:#D9E2F3;color:#0070C0" %)**Payload**
333	333	|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
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340	340
341	341	While using TTN network, you can add the payload format to decode the payload.
342	342
343		-
344	344	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSPH01-LoRaWAN%20Soil%20pH%20Sensor%20User%20Manual/WebHome/1654592762713-715.png?rev=1.1||alt="1654592762713-715.png"]]
345	345
346	346	(((
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560	560
561	561	== 2.7 Calibration ==
562	562
563		-Step1 : Clean probe
564	564
565		-user can use high grade sandpaper to polish it or put in 5% hydrochloric acid for several minutes. After the metal probe looks like new, user can use pure water to wash it.
566		-
	558	+(% style="color:blue" %)**Step1 :**(%%)** Clean probe**
567	567
568		-Step2 : Immerse the sensor in ph buffer solution to make the sensor values stable
	560	+user can use high grade sandpaper to polish it or put in 5% hydrochloric acid for several minutes. After the metal probe looks new, users can clean it to remove hydrochloric acid or other liquids from the surface.
569	569
	562	+(% style="color:blue" %)**Step2 :**(%%)** Immerse the sensor in ph buffer solution to make the sensor values stable**
	563	+
570	570	(((
571	571	User can do calibration for the probe. It is limited to use below pH buffer solution to calibrate: 4.00, 6.86, 9.18. When calibration, user need to clean the electrode and put the probe in the pH buffer solution to wait the value stable ( a new clean electrode might need max 24 hours to be stable).
572	572
	567	+(% style="color:red" %)**Note：Only one ph buffer with one of the ph values needs to be calibrated during calibration. Wait for the sensor measurement value to be stable, it does not need to be the same as the ph marked by the ph buffer**
573	573
574		-Step3 : The numerically stable sensors were calibrated using commands
	569	+
	570	+(% style="color:blue" %)**Step3 :**(%%)** The numerically stable sensors were calibrated using commands**
575	575	)))
576	576
577	577	(((
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603	603	)))
604	604	)))
605	605
	602	+To use the AT COMMAND, refer to this link:
606	606
	604	+* AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
	605	+
	606	+* AT Command via UART Connection : See [[UART Connection>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H2.3UARTConnectionforSN50v3basemotherboard]].
	607	+
	608	+To use Downlink, take TTN as an example, please refer to this link:
	609	+
	610	+* LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
	611	+
607	607	When the command is successfully used, the node sends a uplink.
608	608	This is the payload for uplink
609	609
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632	632
633	633	* Reply to non-confirmed packet: 14 00
634	634
	640	+(% style="color:blue" %)**Step4：**(%%)**After the calibration is completed, its measurement results in this ph buffer solution should be consistent with the numerical value of the command used in the calibration.**
635	635
636		-Step4：
	642	+Examples:
	643	+After using the command AT+PH=9 in 9.18ph buffer
	644	+The readout returned by the sensor in 9.18ph buffer should be pH=9
637	637
638		-After the calibration is completed, its measurement results in this ph buffer solution should be consistent with the numerical value of the command used in the calibration
639	639
640		-
641	641	== 2.8 Frequency Plans ==
642	642
643	643

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