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8	8	**Table of Contents:**
9	9
10	10	{{toc/}}
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17	17	= 1. Introduction =
18	18
19	19
20	20	== 1.1 ​What is LoRaWAN Soil pH Sensor ==
21	21
22		-
23	23	(((
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24	24	The Dragino LSPH01 is a (% style="color:#4f81bd" %)**LoRaWAN Soil pH Sensor**(%%) for IoT of Agriculture. It is designed to measure the soil PH and soil temperature, so to send to the platform to analyze the soil acid or alkali level. The probe is IP68 waterproof.
25	25	)))
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	61	+
48	48	== ​1.2 Features ==
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50	50
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67	67	== 1.3 Probe Specification ==
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89	89	== 1.4 ​Applications ==
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91	91
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92	92	* Smart Agriculture
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94	94
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95	95	== 1.5 Pin mapping and power on ==
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97	97
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206	206	Normal uplink payload:
207	207	)))
208	208
209		-(% border="1" cellspacing="5" style="background-color:#ffffcc; width:470px" %)
210		-|=(% style="width: 60px;" %)(((
211		-**Size (bytes)**)))|=(% style="width: 30px;" %)**2**|=(% style="width: 70px;" %)**2**|=(% style="width: 50px;" %)**2**|=(% style="width: 60px;" %)**2**|=(% style="width: 70px;" %)**1**|=(% style="width: 50px;" %)**1**|=(% style="width: 80px;" %)**1**
	229	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
	230	+|=(% style="width: 62.5px;" %)(((
	231	+**Size (bytes)**
	232	+)))|=(% style="width: 62.5px;" %)**2**|=(% style="width: 62.5px;" %)**2**|=**2**|=**2**|=**1**|=**1**|=**1**
212	212	|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(% style="width:62.5px" %)(((
213		-[[Temperature (Optional)>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
	234	+[[Temperature>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
	235	+
	236	+[[(Optional)>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
214	214	)))|[[Soil pH>>||anchor="H2.3.3SoilpH"]]|[[Soil Temperature>>||anchor="H2.3.4SoilTemperature"]]|(((
215	215	[[Digital Interrupt (Optional)>>||anchor="H2.3.5InterruptPin"]]
216	216	)))|Reserve|(((
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297	297	)))
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300		-(% border="1" cellspacing="5" style="background-color:#ffffcc; width:496px" %)
	323	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:499px" %)
301	301	|=(% style="width: 160px;" %)**Message Type Code**|=(% style="width: 163px;" %)**Description**|=(% style="width: 173px;" %)**Payload**
302	302	|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
303	303	|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]]
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308	308	=== 2.3.7 Decode payload in The Things Network ===
309	309
310	310	While using TTN network, you can add the payload format to decode the payload.
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317	317	)))
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319	319	(((
320		-LSPH01 TTN Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
	345	+LSPH01 TTN Payload Decoder:  [[https:~~/~~/www.dropbox.com/sh/pj7cgmgqg3gx3ta/AABYFbg1DVOOR9Hmr1mLSBkga?dl=0>>https://www.dropbox.com/sh/pj7cgmgqg3gx3ta/AABYFbg1DVOOR9Hmr1mLSBkga?dl=0]]
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513	513	Always 0x03
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516	516	User can also send 0x14 downlink command to poll the current calibration payload.
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518	518	[[image:image-20220607171416-7.jpeg]]
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522	522	* Reply to non-confirmed packet: 14 00
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525	525	== 2.8 Frequency Plans ==
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615	615	=== 2.8.3 CN470-510 (CN470) ===
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728	728	=== 2.8.5 AS920-923 & AS923-925 (AS923) ===
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957	957	== 2.10 ​Firmware Change Log ==
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1018	1018	== 3.1 Set Transmit Interval Time ==
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1020		-
1021	1021	Feature: Change LoRaWAN End Node Transmit Interval.
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1023	1023	(% style="color:#037691" %)**AT Command: AT+TDC**
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1044	1044	Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
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1047		-
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1049	1049	)))
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1051	1051	== 3.2 Set Interrupt Mode ==
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1053		-
1054	1054	Feature, Set Interrupt mode for GPIO_EXIT.
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1056	1056	(% style="color:#037691" %)**AT Command: AT+INTMOD**
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1082	1082	)))
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1084	1084
1085		-
1086	1086	== 3.3 Calibrate Sensor ==
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1088		-
1089	1089	Detail See [[Calibration Guide>>||anchor="H2.7Calibration"]] for the user of 0x13 and 0x14 downlink commands
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1093	1093	== 3.4 Get Firmware Version Info ==
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1095		-
1096	1096	Feature: use downlink to get firmware version.
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1098	1098	(% style="color:#037691" %)**Downlink Command: 0x26**
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1176	1176	= 4. Battery & How to replace =
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1178		-
1179	1179	== 4.1 Battery Type ==
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1182	1182	(((
1183	1183	LSPH01 is equipped with a [[8500mAH ER26500 Li-SOCI2 battery>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]. The battery is un-rechargeable battery with low discharge rate targeting for 8~~10 years use. This type of battery is commonly used in IoT target for long-term running, such as water meter.
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1187	1187	The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
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1192	1192	[[image:1654593587246-335.png]]
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1201	1201	== 4.2 Replace Battery ==
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1204	1204	(((
1205	1205	Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
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1213	1213
1214	1214	== 4.3 Power Consumption Analyze ==
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1218	1218	Dragino Battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
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1258	1258	=== 4.3.1 ​Battery Note ===
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1260		-
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1262	1262	The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased.
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1267	1267	=== ​4.3.2 Replace the battery ===
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1269		-
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1271	1271	You can change the battery in the LSPH01.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board.
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1280	1280	= 5. Use AT Command =
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1282		-
1283	1283	== 5.1 Access AT Commands ==
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1285		-
1286	1286	LSPH01 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LSPH01 for using AT command, as below.
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1288		-
1289	1289	[[image:1654593668970-604.png]]
1290	1290
1291		-
1292	1292	**Connection:**
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1294	1294	(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND**
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1310	1310
1311	1311	= 6. FAQ =
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1313		-
1314	1314	== 6.1 How to change the LoRa Frequency Bands/Region ==
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1316		-
1317	1317	You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
1318	1318	When downloading the images, choose the required image file for download. ​
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1321		-
1322	1322	= 7. Trouble Shooting =
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1324		-
1325	1325	== 7.1 AT Commands input doesn't work ==
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1327		-
1328	1328	In the 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 press the send key, user need to add ENTER in their string.
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1332	1332	= 8. Order Info =
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1334		-
1335	1335	Part Number: (% style="color:blue" %)**LSPH01-XX**
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1365	1365	= 10. ​Support =
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1368	1368	* 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.
1369	1369	* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]].
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