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14		-
15		-
16	16	**Table of Contents:**
17	17
18	18	{{toc/}}
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22	22
23	23
24	24
25		-
26		-
27		-
28		-
29	29	= 1. Introduction =
30	30
31	31
32	32	== 1.1 ​What is LoRaWAN Soil pH Sensor ==
33	33
34		-(((
35		-
36	36
	23	+(((
37	37	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.
38	38	)))
39	39
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58	58
59	59
60	60
61		-
62	62	== ​1.2 Features ==
63	63
64	64
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78	78
79	79
80	80
81		-
82		-
83	83	== 1.3 Probe Specification ==
84	84
85	85
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102	102
103	103
104	104
105		-
106		-
107	107	== 1.4 ​Applications ==
108	108
109	109
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110	110	* Smart Agriculture
111	111
112	112
113		-
114		-
115	115	== 1.5 Pin mapping and power on ==
116	116
117	117
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226	226	Normal uplink payload:
227	227	)))
228	228
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**
	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**
233	233	|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(% style="width:62.5px" %)(((
234		-[[Temperature>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
235		-
236		-[[(Optional)>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
	213	+[[Temperature (Optional)>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
237	237	)))|[[Soil pH>>||anchor="H2.3.3SoilpH"]]|[[Soil Temperature>>||anchor="H2.3.4SoilTemperature"]]|(((
238	238	[[Digital Interrupt (Optional)>>||anchor="H2.3.5InterruptPin"]]
239	239	)))|Reserve|(((
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320	320	)))
321	321
322	322
323		-(% border="1" cellspacing="10" style="background-color:#ffffcc; width:499px" %)
	300	+(% border="1" cellspacing="5" style="background-color:#ffffcc; width:496px" %)
324	324	|=(% style="width: 160px;" %)**Message Type Code**|=(% style="width: 163px;" %)**Description**|=(% style="width: 173px;" %)**Payload**
325	325	|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
326	326	|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]]
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328	328
329	329
330	330
331		-
332		-
333	333	=== 2.3.7 Decode payload in The Things Network ===
334	334
335	335	While using TTN network, you can add the payload format to decode the payload.
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342	342	)))
343	343
344	344	(((
345		-LSPH01 TTN Payload Decoder:  [[https:~~/~~/www.dropbox.com/sh/pj7cgmgqg3gx3ta/AABYFbg1DVOOR9Hmr1mLSBkga?dl=0>>https://www.dropbox.com/sh/pj7cgmgqg3gx3ta/AABYFbg1DVOOR9Hmr1mLSBkga?dl=0]]
	320	+LSPH01 TTN Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
346	346	)))
347	347
348	348
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520	520
521	521	(% style="color:#037691" %)**Calibration Payload**
522	522
523		-(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
524		-|=(% style="width: 62.5px;" %)(((
	498	+(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %)
	499	+|=(% style="width: 60px;" %)(((
525	525	**Size (bytes)**
526		-)))|=(% style="width: 89px;" %)**1**|=(% style="width: 89px;" %)**1**|=(% style="width: 89px;" %)**1**|=(% style="width: 89px;" %)**7**|=(% style="width: 89px;" %)**1**
	501	+)))|=(% style="width: 100px;" %)**1**|=(% style="width: 90px;" %)**1**|=(% style="width: 100px;" %)**1**|=(% style="width: 50px;" %)**7**|=(% style="width: 90px;" %)**1**
527	527	|**Value**|(((
528	528	PH4
529		-
530	530	Calibrate value
531	531	)))|PH6.86 Calibrate value|(((
532	532	PH9.18
533		-
534	534	Calibrate value
535	535	)))|Reserve|(((
536	536	[[Message Type>>||anchor="H2.3.6MessageType"]]
537		-
538	538	Always 0x03
539	539	)))
540	540
541		-
542	542	User can also send 0x14 downlink command to poll the current calibration payload.
543	543
544	544	[[image:image-20220607171416-7.jpeg]]
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548	548	* Reply to non-confirmed packet: 14 00
549	549
550	550
551		-
552		-
553	553	== 2.8 Frequency Plans ==
554	554
555	555
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640	640
641	641
642	642
643		-
644		-
645	645	=== 2.8.3 CN470-510 (CN470) ===
646	646
647	647
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755	755
756	756
757	757
758		-
759		-
760	760	=== 2.8.5 AS920-923 & AS923-925 (AS923) ===
761	761
762	762
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986	986
987	987
988	988
989		-
990		-
991	991	== 2.10 ​Firmware Change Log ==
992	992
993	993
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1000	1000
1001	1001	= 3. Configure LSPH01 via AT Command or LoRaWAN Downlink =
1002	1002
	966	+
1003	1003	(((
1004	1004	Use can configure LSPH01 via AT Command or LoRaWAN Downlink.
1005	1005	)))
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1050	1050
1051	1051	== 3.1 Set Transmit Interval Time ==
1052	1052
	1017	+
1053	1053	Feature: Change LoRaWAN End Node Transmit Interval.
1054	1054
1055	1055	(% style="color:#037691" %)**AT Command: AT+TDC**
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1076	1076	Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1077	1077
1078	1078
	1044	+
1079	1079
1080	1080	)))
1081	1081
1082	1082	== 3.2 Set Interrupt Mode ==
1083	1083
	1050	+
1084	1084	Feature, Set Interrupt mode for GPIO_EXIT.
1085	1085
1086	1086	(% style="color:#037691" %)**AT Command: AT+INTMOD**
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1112	1112	)))
1113	1113
1114	1114
	1082	+
1115	1115	== 3.3 Calibrate Sensor ==
1116	1116
	1085	+
1117	1117	Detail See [[Calibration Guide>>||anchor="H2.7Calibration"]] for the user of 0x13 and 0x14 downlink commands
1118	1118
1119	1119
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1120	1120
1121	1121	== 3.4 Get Firmware Version Info ==
1122	1122
	1092	+
1123	1123	Feature: use downlink to get firmware version.
1124	1124
1125	1125	(% style="color:#037691" %)**Downlink Command: 0x26**
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1202	1202
1203	1203	= 4. Battery & How to replace =
1204	1204
	1175	+
1205	1205	== 4.1 Battery Type ==
1206	1206
	1178	+
1207	1207	(((
1208	1208	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.
1209	1209	)))
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1210	1210
1211	1211	(((
1212	1212	The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
	1185	+
	1186	+
1213	1213	)))
1214	1214
1215	1215	[[image:1654593587246-335.png]]
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1223	1223
1224	1224	== 4.2 Replace Battery ==
1225	1225
	1200	+
1226	1226	(((
1227	1227	Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
1228	1228	)))
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1235	1235
1236	1236	== 4.3 Power Consumption Analyze ==
1237	1237
	1213	+
1238	1238	(((
1239	1239	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.
1240	1240	)))
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1278	1278
1279	1279	=== 4.3.1 ​Battery Note ===
1280	1280
	1257	+
1281	1281	(((
1282	1282	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.
1283	1283	)))
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1286	1286
1287	1287	=== ​4.3.2 Replace the battery ===
1288	1288
	1266	+
1289	1289	(((
1290	1290	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.
1291	1291	)))
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1298	1298
1299	1299	= 5. Use AT Command =
1300	1300
	1279	+
1301	1301	== 5.1 Access AT Commands ==
1302	1302
	1282	+
1303	1303	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.
1304	1304
	1285	+
1305	1305	[[image:1654593668970-604.png]]
1306	1306
	1288	+
1307	1307	**Connection:**
1308	1308
1309	1309	(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND**
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1325	1325
1326	1326	= 6. FAQ =
1327	1327
	1310	+
1328	1328	== 6.1 How to change the LoRa Frequency Bands/Region ==
1329	1329
	1313	+
1330	1330	You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
1331	1331	When downloading the images, choose the required image file for download. ​
1332	1332
1333	1333
	1318	+
1334	1334	= 7. Trouble Shooting =
1335	1335
	1321	+
1336	1336	== 7.1 AT Commands input doesn't work ==
1337	1337
	1324	+
1338	1338	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.
1339	1339
1340	1340
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1341	1341
1342	1342	= 8. Order Info =
1343	1343
	1331	+
1344	1344	Part Number: (% style="color:blue" %)**LSPH01-XX**
1345	1345
1346	1346
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1373	1373
1374	1374	= 10. ​Support =
1375	1375
	1364	+
1376	1376	* 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.
1377	1377	* 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]].
1378	1378