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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: 100px;" %)**1**|=(% style="width: 100px;" %)**1**|=(% style="width: 50px;" %)**7**|=(% style="width: 90px;" %)**1**
527	527	|**Value**|(((
528		-PH4
529		-
530		-Calibrate value
	503	+PH4 Calibrate value
531	531	)))|PH6.86 Calibrate value|(((
532		-PH9.18
533		-
534		-Calibrate value
	505	+PH9.18 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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1051	1051
1052	1052	== 3.1 Set Transmit Interval Time ==
1053	1053
	1015	+
1054	1054	Feature: Change LoRaWAN End Node Transmit Interval.
1055	1055
1056	1056	(% style="color:#037691" %)**AT Command: AT+TDC**
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1077	1077	Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
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	1042	+
1080	1080
1081	1081	)))
1082	1082
1083	1083	== 3.2 Set Interrupt Mode ==
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1085	1085	Feature, Set Interrupt mode for GPIO_EXIT.
1086	1086
1087	1087	(% style="color:#037691" %)**AT Command: AT+INTMOD**
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1113	1113	)))
1114	1114
1115	1115
	1080	+
1116	1116	== 3.3 Calibrate Sensor ==
1117	1117
	1083	+
1118	1118	Detail See [[Calibration Guide>>||anchor="H2.7Calibration"]] for the user of 0x13 and 0x14 downlink commands
1119	1119
1120	1120
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1121	1121
1122	1122	== 3.4 Get Firmware Version Info ==
1123	1123
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1124	1124	Feature: use downlink to get firmware version.
1125	1125
1126	1126	(% style="color:#037691" %)**Downlink Command: 0x26**
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1203	1203
1204	1204	= 4. Battery & How to replace =
1205	1205
	1173	+
1206	1206	== 4.1 Battery Type ==
1207	1207
	1176	+
1208	1208	(((
1209	1209	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.
1210	1210	)))
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1211	1211
1212	1212	(((
1213	1213	The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
	1183	+
	1184	+
1214	1214	)))
1215	1215
1216	1216	[[image:1654593587246-335.png]]
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1224	1224
1225	1225	== 4.2 Replace Battery ==
1226	1226
	1198	+
1227	1227	(((
1228	1228	Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
1229	1229	)))
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1236	1236
1237	1237	== 4.3 Power Consumption Analyze ==
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	1211	+
1239	1239	(((
1240	1240	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.
1241	1241	)))
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1279	1279
1280	1280	=== 4.3.1 ​Battery Note ===
1281	1281
	1255	+
1282	1282	(((
1283	1283	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.
1284	1284	)))
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1287	1287
1288	1288	=== ​4.3.2 Replace the battery ===
1289	1289
	1264	+
1290	1290	(((
1291	1291	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.
1292	1292	)))
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1299	1299
1300	1300	= 5. Use AT Command =
1301	1301
	1277	+
1302	1302	== 5.1 Access AT Commands ==
1303	1303
	1280	+
1304	1304	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.
1305	1305
	1283	+
1306	1306	[[image:1654593668970-604.png]]
1307	1307
	1286	+
1308	1308	**Connection:**
1309	1309
1310	1310	(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND**
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1326	1326
1327	1327	= 6. FAQ =
1328	1328
	1308	+
1329	1329	== 6.1 How to change the LoRa Frequency Bands/Region ==
1330	1330
	1311	+
1331	1331	You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
1332	1332	When downloading the images, choose the required image file for download. ​
1333	1333
1334	1334
	1316	+
1335	1335	= 7. Trouble Shooting =
1336	1336
	1319	+
1337	1337	== 7.1 AT Commands input doesn't work ==
1338	1338
	1322	+
1339	1339	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.
1340	1340
1341	1341
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1342	1342
1343	1343	= 8. Order Info =
1344	1344
	1329	+
1345	1345	Part Number: (% style="color:blue" %)**LSPH01-XX**
1346	1346
1347	1347
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1374	1374
1375	1375	= 10. ​Support =
1376	1376
	1362	+
1377	1377	* 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.
1378	1378	* 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]].
1379	1379