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70	70	= 1. Introduction =
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72	72	== 1.1 ​What is LoRaWAN Soil pH Sensor ==
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113	113	* 8500mAh Battery for long term use
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116	116	== 1.3 Probe Specification ==
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134	134	* Length: 3.5 meters
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	139	+
137	137	== 1.4 ​Applications ==
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139	139	* Smart Agriculture
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142	142	== 1.5 Pin mapping and power on ==
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144	144	[[image:1654592472094-134.png]]
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	345	+
341	341	=== 2.3.7 Decode payload in The Things Network ===
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343	343	While using TTN network, you can add the payload format to decode the payload.
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363	363
364	364	== 2.5 ​Show Data in DataCake IoT Server ==
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366		-(((
367	367	[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
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375	375	(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
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379	379	(% style="color:blue" %)**Step 2**(%%)**: To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:**
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383	383	[[image:1654592790040-760.png]]
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400	400	[[image:1654592856403-259.png]]
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404	404	(% style="color:blue" %)**Step 5**(%%)**: add payload decode**
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408	408	Download Datacake decoder from: [[https:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/LSPH01/Decoder/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSNPK01/Decoder/]]
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412	412	[[image:1654592878525-845.png]]
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429	429	=== 2.6.1 Before measurement ===
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431	431	(((
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433	433	If the LSPH01 has more than 7 days not use or just clean the pH probe. User should put the probe inside pure water for more than 24 hours for activation. If no put in water, user need to put inside soil for more than 24 hours to ensure the measurement accuracy.
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439	439	=== 2.6.2 Measurement ===
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443	443	(% style="color:#4f81bd" %)**Measurement the soil surface:**
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447	447	[[image:1654592946732-634.png]]
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451	451	Choose the proper measuring position. Split the surface soil according to the measured deep.
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455	455	Put pure water, or rainwater to make the soil of measurement point to moist mud. Remove rocks or hard things.
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459	459	Slowly insert the probe to the measure point. Don’t use large force which will break the probe. Make sure not shake when inserting.
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463	463	Put soil over the probe after insert. And start to measure.
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471	471	(% style="color:#4f81bd" %)**Measurement inside soil:**
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475	475	Dig a hole with diameter > 20CM.
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479	479	Insert the probe inside, method like measure the surface.
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508	508	== 2.7 Calibration ==
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511	511	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).
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515	515	After stable, user can use below command to calibrate.
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518	518	[[image:image-20220607171149-4.png]]
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521	521	(% style="color:#037691" %)**Calibration Payload**
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523		-(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	488	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
524	524	|(((
525	525	**Size**
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553	553	== 2.8 Frequency Plans ==
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555	555	(((
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606	606	* Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
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609		-
610		-
611	611	=== 2.8.3 CN470-510 (CN470) ===
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613	613	Used in China, Default use CHE=1
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675	675	* Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
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678	678	=== 2.8.5 AS920-923 & AS923-925 (AS923) ===
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680	680	(% style="color:blue" %)**Default Uplink channel:**
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790	790	* Blink once when device transmit a packet.
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793	793	== 2.10 ​Firmware Change Log ==
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851	851	== 3.2 Set Interrupt Mode ==
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853	853	Feature, Set Interrupt mode for GPIO_EXIT.
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866	866	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
867	867	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
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869	869	== 3.3 Calibrate Sensor ==
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871	871	Detail See [[Calibration Guide>>path:#H2.7Calibration]] for the user of 0x13 and 0x14 downlink commands
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883	883	* Reply to the confirmation package: 26 01
884	884	* Reply to non-confirmed packet: 26 00
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886	886	Device will send an uplink after got this downlink command. With below payload:
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888	888	Configures info payload:
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1105	1105	* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1106	1106	* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
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1108	1108	= 9. ​Packing Info =
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1119	1119	* Package Size / pcs : cm
1120	1120	* Weight / pcs : g
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1122	1122	= 10. ​Support =
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1124	1124	* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.