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...	...	@@ -108,6 +108,8 @@
108	108
109	109	* Smart Agriculture
110	110
	111	+
	112	+
111	111	== 1.5 Sleep mode and working mode ==
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113	113
...	...	@@ -152,13 +152,9 @@
152	152	If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
153	153
154	154
155		-== 1.8 Pin Definitions ==
	157	+== 1.8 Mechanical ==
156	156
157	157
158		-
159		-== 1.9 Mechanical ==
160		-
161		-
162	162	[[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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164	164
...	...	@@ -330,7 +330,6 @@
330	330	Valid Message Type:
331	331	)))
332	332
333		-
334	334	(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:496px" %)
335	335	|=(% 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**
336	336	|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
...	...	@@ -344,7 +344,6 @@
344	344
345	345	While using TTN network, you can add the payload format to decode the payload.
346	346
347		-
348	348	[[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"]]
349	349
350	350	(((
...	...	@@ -565,12 +565,23 @@
565	565	== 2.7 Calibration ==
566	566
567	567
	564	+(% style="color:blue" %)**Step1 :**(%%)** Clean probe**
	565	+
	566	+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.
	567	+
	568	+(% style="color:blue" %)**Step2 :**(%%)** Immerse the sensor in ph buffer solution to make the sensor values stable**
	569	+
568	568	(((
569	569	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	+
	573	+(% 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**
	574	+
	575	+
	576	+(% style="color:blue" %)**Step3 :**(%%)** The numerically stable sensors were calibrated using commands**
570	570	)))
571	571
572	572	(((
573		-After stable, user can use below command to calibrate.
	580	+ User can use below command to calibrate.
574	574
575	575	(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:520px" %)
576	576	|(% style="background-color:#d9e2f3; color:#0070c0; width:120px" %)**pH buffer solution**|(% style="background-color:#d9e2f3; color:#0070c0; width:150px" %)**AT Command to calibrate**|(% style="background-color:#d9e2f3; color:#0070c0; width:150px" %)**Downlink Command**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**Read Cal Value**
...	...	@@ -598,7 +598,19 @@
598	598	)))
599	599	)))
600	600
	608	+To use the AT COMMAND, refer to this link:
601	601
	610	+* AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
	611	+
	612	+* 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]].
	613	+
	614	+To use Downlink, take TTN as an example, please refer to this link:
	615	+
	616	+* LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
	617	+
	618	+When the command is successfully used, the node sends a uplink.
	619	+This is the payload for uplink
	620	+
602	602	(% style="color:#037691" %)**Calibration Payload**
603	603
604	604	(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:500px" %)
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624	624
625	625	* Reply to non-confirmed packet: 14 00
626	626
	646	+(% 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.**
627	627
	648	+Examples:
	649	+After using the command AT+PH=9 in 9.18ph buffer
	650	+The readout returned by the sensor in 9.18ph buffer should be pH=9
628	628
	652	+
629	629	== 2.8 Frequency Plans ==
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