Wiki source code of LSPH01-LoRaWAN Soil pH Sensor User Manual

Version 98.16 by Xiaoling on 2022/10/27 13:46

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2.2	1	(% style="text-align:center" %)
38.2	2	[[image:1654592399090-860.png\|\|height="521" width="483"]]
1.1	3
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92.1	7
86.4	8	Table of Contents:
1.1	9
92.1	10	{{toc/}}
1.1	11
92.1	12
	13
	14
	15
	16
3.2	17	= 1. Introduction =
2.2	18
98.6	19
3.2	20	== 1.1 What is LoRaWAN Soil pH Sensor ==
2.2	21
98.13	22
73.13	23	(((
3.2	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.
73.13	25	)))
2.2	26
73.13	27	(((
3.2	28	LSPH01 probe is made by Solid AgCl reference electrode and Pure metal pH sensitive electrode. It can detect soil's (% style="color:#4f81bd" %)pH (%%)with high accuracy and stable value. The LSPH01 probe can be buried into soil for long time use.
73.13	29	)))
2.2	30
73.13	31	(((
2.2	32	The LoRa wireless technology used in LSPH01 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
73.13	33	)))
2.2	34
73.13	35	(((
3.2	36	LSPH01 is powered by (% style="color:#4f81bd" %)8500mAh Li-SOCI2 battery(%%), it is designed for long term use up to 5 years.
73.13	37	)))
2.2	38
73.13	39	(((
3.2	40	Each LSPH01 is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
73.13	41	)))
2.2	42
	43
38.2	44	[[image:1654592435432-887.png]]
2.2	45
	46
	47
3.2	48	== 1.2 Features ==
	49
98.6	50
2.2	51	* LoRaWAN 1.0.3 Class A
	52	* Ultra-low power consumption
	53	* Monitor soil pH with temperature compensation.
	54	* Monitor soil temperature
	55	* Monitor Battery Level
	56	* Support pH calibration by end user
	57	* Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
	58	* AT Commands to change parameters
	59	* Uplink on periodically
	60	* Downlink to change configure
	61	* IP66 Waterproof Enclosure
	62	* IP68 rate for the Sensor Probe
	63	* 8500mAh Battery for long term use
	64
98.2	65
98.6	66
3.3	67	== 1.3 Probe Specification ==
2.2	68
	69
3.3	70	(% style="color:#4f81bd" %)Soil pH:
	71
	72	* Range: 3 ~~ 10 pH
	73	* Resolution: 0.01 pH
	74	* Accuracy: ±2% under (0~~50 ℃, Accuracy will poor under 0 due to frozen)
	75	* Temperature Compensation Range: 0 ~~ 50℃
2.2	76	* IP68 Protection
	77	* Length: 3.5 meters
	78
3.3	79	(% style="color:#4f81bd" %)Soil Temperature:
2.2	80
3.3	81	* Range -40℃～85℃
	82	* Resolution: 0.1℃
	83	* Accuracy: <±0.5℃(-10℃～40℃)，<±0.8℃ (others)
2.2	84	* IP68 Protection
	85	* Length: 3.5 meters
	86
98.2	87
98.6	88
3.3	89	== 1.4 Applications ==
	90
98.6	91
2.2	92	* Smart Agriculture
	93
98.2	94
3.3	95	== 1.5 Pin mapping and power on ==
	96
98.6	97
39.2	98	[[image:1654592472094-134.png]]
2.2	99
	100
	101
5.2	102	= 2. Configure LSPH01 to connect to LoRaWAN network =
2.2	103
98.6	104
5.5	105	== 2.1 How it works ==
2.2	106
98.6	107
5.3	108	(((
2.2	109	The LSPH01 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LSPH01. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
5.3	110	)))
2.2	111
5.3	112	(((
98.2	113	In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>\|\|anchor="H5.UseATCommand"]]to set the keys in the LSPH01.
5.3	114	)))
2.2	115
	116
98.6	117
5.3	118	== 2.2 Quick guide to connect to LoRaWAN server (OTAA) ==
2.2	119
98.6	120
6.3	121	(((
2.2	122	Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LG308>>url:http://www.dragino.com/products/lora/item/140-lg308.html]] as a LoRaWAN gateway in this example.
6.3	123	)))
2.2	124
6.3	125	(((
41.3	126	[[image:1654592492399-921.png]]
86.7	127
	128
6.3	129	)))
2.2	130
6.3	131	(((
2.2	132	The LG308 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
86.7	133
	134
6.3	135	)))
2.2	136
6.3	137	(((
23.5	138	(% style="color:blue" %)Step 1(%%): Create a device in TTN with the OTAA keys from LSPH01.
6.3	139	)))
2.2	140
6.3	141	(((
2.2	142	Each LSPH01 is shipped with a sticker with the default device EUI as below:
6.3	143	)))
2.2	144
41.3	145	[[image:image-20220607170145-1.jpeg]]
2.2	146
	147
	148
	149	You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
	150
	151
	152	Register the device
	153
	154
43.2	155	[[image:1654592600093-601.png]]
2.2	156
9.2	157
86.8	158
2.2	159	Add APP EUI and DEV EUI
	160
43.2	161	[[image:1654592619856-881.png]]
2.2	162
	163
86.8	164
2.2	165	Add APP EUI in the application
	166
44.2	167	[[image:1654592632656-512.png]]
2.2	168
	169
10.2	170
2.2	171	Add APP KEY
	172
45.2	173	[[image:1654592653453-934.png]]
2.2	174
	175
23.5	176	(% style="color:blue" %)Step 2(%%): Power on LSPH01
2.2	177
	178
	179	Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
	180
46.2	181	[[image:image-20220607170442-2.png]]
2.2	182
	183
73.14	184	(((
23.5	185	(% style="color:blue" %)Step 3(%%): The LSPH01 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
98.6	186
	187
73.14	188	)))
2.2	189
48.2	190	[[image:1654592697690-910.png]]
2.2	191
	192
	193
13.2	194	== 2.3 Uplink Payload ==
2.2	195
98.6	196
73.14	197	(((
3.2	198	LSPH01 will uplink payload via LoRaWAN with below payload format:
73.14	199	)))
2.2	200
73.14	201	(((
2.2	202	Uplink payload includes in total 11 bytes.
73.14	203	)))
2.2	204
73.14	205	(((
2.2	206	Normal uplink payload:
73.14	207	)))
2.2	208
98.15	209	(% border="1" cellspacing="5" style="background-color:#ffffcc; width:470px" %)
98.13	210	\|=(% style="width: 60px;" %)(((
98.14	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
85.8	212	\|(% style="width:62.5px" %)Value\|(% style="width:62.5px" %)[[BAT>>\|\|anchor="H2.3.1BatteryInfo"]]\|(% style="width:62.5px" %)(((
98.13	213	[[Temperature (Optional)>>\|\|anchor="H2.3.2DS18B20Temperaturesensor"]]
85.3	214	)))\|[[Soil pH>>\|\|anchor="H2.3.3SoilpH"]]\|[[Soil Temperature>>\|\|anchor="H2.3.4SoilTemperature"]]\|(((
	215	[[Digital Interrupt (Optional)>>\|\|anchor="H2.3.5InterruptPin"]]
2.2	216	)))\|Reserve\|(((
85.3	217	[[Message Type>>\|\|anchor="H2.3.6MessageType"]]
2.2	218	)))
	219
48.2	220	[[image:1654592721645-318.png]]
2.2	221
	222
	223
13.2	224	=== 2.3.1 Battery Info ===
2.2	225
13.2	226
2.2	227	Check the battery voltage for LSPH01.
	228
	229	Ex1: 0x0B45 = 2885mV
	230
	231	Ex2: 0x0B49 = 2889mV
	232
	233
	234
13.2	235	=== 2.3.2 DS18B20 Temperature sensor ===
2.2	236
98.6	237
13.2	238	This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
2.2	239
13.2	240
2.2	241	Example:
	242
	243	If payload is: 0105H: (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
	244
	245	If payload is: FF3FH : (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
	246
	247
	248
13.3	249	=== 2.3.3 Soil pH ===
2.2	250
98.6	251
2.2	252	Range: 0 ~~ 14 pH
	253
13.3	254	Example:
2.2	255
13.3	256	(% style="color:#037691" %) 0x02B7(H) = 695(D) = 6.95pH
2.2	257
	258
	259
13.3	260	=== 2.3.4 Soil Temperature ===
	261
98.6	262
2.2	263	Get Soil Temperature
	264
	265
	266	Example:
	267
13.3	268	If payload is: 0105H: (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
2.2	269
13.3	270	If payload is: FF3FH : (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
2.2	271
	272
	273
13.3	274	=== 2.3.5 Interrupt Pin ===
2.2	275
98.6	276
85.3	277	This data field shows if this packet is generated by interrupt or not. [[Click here>>\|\|anchor="H3.2SetInterruptMode"]] for the hardware and software set up.
2.2	278
	279
13.3	280	Example:
2.2	281
	282	0x00: Normal uplink packet.
	283
	284	0x01: Interrupt Uplink Packet.
	285
	286
	287
13.3	288	=== 2.3.6 Message Type ===
	289
98.6	290
73.15	291	(((
2.2	292	For a normal uplink payload, the message type is always 0x01.
73.15	293	)))
2.2	294
73.15	295	(((
2.2	296	Valid Message Type:
73.15	297	)))
2.2	298
	299
85.8	300	(% border="1" cellspacing="10" style="background-color:#ffffcc; width:499px" %)
	301	\|=(% style="width: 160px;" %)Message Type Code\|=(% style="width: 163px;" %)Description\|=(% style="width: 173px;" %)Payload
	302	\|(% style="width:160px" %)0x01\|(% style="width:163px" %)Normal Uplink\|(% style="width:173px" %)[[Normal Uplink Payload>>\|\|anchor="H2.3200BUplinkPayload"]]
	303	\|(% style="width:160px" %)0x02\|(% style="width:163px" %)Reply configures info\|(% style="width:173px" %)[[Configure Info Payload>>\|\|anchor="H3.4GetFirmwareVersionInfo"]]
	304	\|(% style="width:160px" %)0x03\|(% style="width:163px" %)Reply Calibration Info\|(% style="width:173px" %)[[Calibration Payload>>\|\|anchor="H2.7Calibration"]]
2.2	305
98.3	306
98.6	307
13.6	308	=== 2.3.7 Decode payload in The Things Network ===
	309
2.2	310	While using TTN network, you can add the payload format to decode the payload.
	311
	312
49.2	313	[[image:1654592762713-715.png]]
2.2	314
14.2	315	(((
2.2	316	The payload decoder function for TTN is here:
14.2	317	)))
2.2	318
14.2	319	(((
98.12	320	LSPH01 TTN Payload Decoder: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
14.2	321	)))
2.2	322
	323
	324
14.3	325	== 2.4 Uplink Interval ==
	326
98.6	327
85.19	328	The LSPH01 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>doc:Main.End Device AT Commands and Downlink Command.WebHome\|\|anchor="H4.1ChangeUplinkInterval"]]
2.2	329
	330
	331
16.2	332	== 2.5 Show Data in DataCake IoT Server ==
2.2	333
98.7	334
74.2	335	(((
2.2	336	[[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:
74.2	337	)))
2.2	338
74.2	339	(((
	340
	341	)))
2.2	342
74.2	343	(((
23.5	344	(% style="color:blue" %)Step 1(%%): Be sure that your device is programmed and properly connected to the network at this time.
74.2	345	)))
2.2	346
74.2	347	(((
23.5	348	(% 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:
74.2	349	)))
2.2	350
	351
50.2	352	[[image:1654592790040-760.png]]
2.2	353
	354
51.3	355	[[image:1654592800389-571.png]]
2.2	356
	357
23.5	358	(% style="color:blue" %)Step 3(%%): Create an account or log in Datacake.
2.2	359
23.5	360	(% style="color:blue" %)Step 4(%%): Create LSPH01 product.
2.2	361
53.2	362	[[image:1654592819047-535.png]]
2.2	363
	364
	365
53.2	366	[[image:1654592833877-762.png]]
2.2	367
	368
54.2	369	[[image:1654592856403-259.png]]
2.2	370
	371
74.3	372	(((
23.5	373	(% style="color:blue" %)Step 5(%%): add payload decode
74.3	374	)))
2.2	375
74.3	376	(((
98.7	377	Download Datacake decoder from: [[https:~~/~~/www.dropbox.com/sh/pj7cgmgqg3gx3ta/AABYFbg1DVOOR9Hmr1mLSBkga?dl=0>>url:https://www.dropbox.com/sh/pj7cgmgqg3gx3ta/AABYFbg1DVOOR9Hmr1mLSBkga?dl=0]]
74.3	378	)))
2.2	379
	380
55.2	381	[[image:1654592878525-845.png]]
2.2	382
56.2	383	[[image:1654592892967-474.png]]
2.2	384
	385
57.2	386	[[image:1654592905354-123.png]]
2.2	387
	388
	389	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
	390
	391
59.2	392	[[image:1654592917530-261.png]]
2.2	393
	394
	395
24.2	396	== 2.6 Installation and Maintain ==
2.2	397
98.8	398
24.2	399	=== 2.6.1 Before measurement ===
	400
98.8	401
24.2	402	(((
74.4	403	(((
3.2	404	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.
24.2	405	)))
74.4	406	)))
2.2	407
	408
	409
24.2	410	=== 2.6.2 Measurement ===
2.2	411
	412
74.4	413	(((
24.2	414	(% style="color:#4f81bd" %)Measurement the soil surface:
74.4	415	)))
2.2	416
74.4	417	(((
59.2	418	[[image:1654592946732-634.png]]
98.8	419
	420
74.4	421	)))
2.2	422
74.4	423	(((
24.2	424	Choose the proper measuring position. Split the surface soil according to the measured deep.
74.4	425	)))
24.2	426
74.4	427	(((
2.2	428	Put pure water, or rainwater to make the soil of measurement point to moist mud. Remove rocks or hard things.
74.4	429	)))
2.2	430
74.4	431	(((
98.8	432	Slowly insert the probe to the measure point. Don't use large force which will break the probe. Make sure not shake when inserting.
74.4	433	)))
2.2	434
74.4	435	(((
2.2	436	Put soil over the probe after insert. And start to measure.
74.4	437	)))
2.2	438
74.4	439	(((
	440
	441	)))
2.2	442
74.4	443	(((
24.2	444	(% style="color:#4f81bd" %)Measurement inside soil:
74.4	445	)))
2.2	446
74.4	447	(((
24.2	448	Dig a hole with diameter > 20CM.
74.4	449	)))
2.2	450
74.4	451	(((
24.2	452	Insert the probe inside, method like measure the surface.
74.4	453	)))
2.2	454
	455
	456
24.2	457	=== 2.6.3 Maintain Probe ===
2.2	458
98.8	459
24.2	460	1. (((
	461	pH probe electrode is fragile and no strong. User must avoid strong force or hitting it.
	462	)))
	463	1. (((
	464	After long time use (3~~ 6 months). The probe electrode needs to be clean; user can use high grade sandpaper to polish it or put in 5% hydrochloric acid for several minutes. After the metal probe looks like new, user can use pure water to wash it.
	465	)))
	466	1. (((
	467	Probe reference electrode is also no strong, need to avoid strong force or hitting.
	468	)))
	469	1. (((
	470	User should keep reference electrode wet while not use.
	471	)))
	472	1. (((
	473	Avoid the probes to touch oily matter. Which will cause issue in accuracy.
	474	)))
	475	1. (((
	476	The probe is IP68 can be put in water.
2.2	477
	478
25.2	479
	480	)))
2.2	481
24.3	482	== 2.7 Calibration ==
24.2	483
98.9	484
74.5	485	(((
2.2	486	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).
74.5	487	)))
2.2	488
74.5	489	(((
26.2	490	After stable, user can use below command to calibrate.
74.5	491	)))
2.2	492
61.2	493	[[image:image-20220607171149-4.png]]
2.2	494
	495
25.2	496	(% style="color:#037691" %)Calibration Payload
2.2	497
74.6	498	(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
85.12	499	\|=(% style="width: 62.5px;" %)(((
	500	Size (bytes)
	501	)))\|=(% style="width: 89px;" %)1\|=(% style="width: 89px;" %)1\|=(% style="width: 89px;" %)1\|=(% style="width: 89px;" %)7\|=(% style="width: 89px;" %)1
2.2	502	\|Value\|(((
	503	PH4
	504
	505	Calibrate value
	506	)))\|PH6.86 Calibrate value\|(((
	507	PH9.18
	508
	509	Calibrate value
	510	)))\|Reserve\|(((
85.3	511	[[Message Type>>\|\|anchor="H2.3.6MessageType"]]
25.3	512
	513	Always 0x03
2.2	514	)))
	515
	516	User can also send 0x14 downlink command to poll the current calibration payload.
	517
64.2	518	[[image:image-20220607171416-7.jpeg]]
2.2	519
64.2	520
2.2	521	* Reply to the confirmation package: 14 01
	522	* Reply to non-confirmed packet: 14 00
	523
98.4	524
26.5	525	== 2.8 Frequency Plans ==
26.2	526
98.9	527
26.6	528	(((
2.2	529	The LSPH01 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
26.6	530	)))
2.2	531
	532
98.9	533
26.5	534	=== 2.8.1 EU863-870 (EU868) ===
2.2	535
98.9	536
74.10	537	(((
26.5	538	(% style="color:blue" %)Uplink:
74.10	539	)))
26.5	540
74.10	541	(((
2.2	542	868.1 - SF7BW125 to SF12BW125
74.10	543	)))
2.2	544
74.10	545	(((
2.2	546	868.3 - SF7BW125 to SF12BW125 and SF7BW250
74.10	547	)))
2.2	548
74.10	549	(((
2.2	550	868.5 - SF7BW125 to SF12BW125
74.10	551	)))
2.2	552
74.10	553	(((
2.2	554	867.1 - SF7BW125 to SF12BW125
74.10	555	)))
2.2	556
74.10	557	(((
2.2	558	867.3 - SF7BW125 to SF12BW125
74.10	559	)))
2.2	560
74.10	561	(((
2.2	562	867.5 - SF7BW125 to SF12BW125
74.10	563	)))
2.2	564
74.10	565	(((
2.2	566	867.7 - SF7BW125 to SF12BW125
74.10	567	)))
2.2	568
74.10	569	(((
2.2	570	867.9 - SF7BW125 to SF12BW125
74.10	571	)))
2.2	572
74.10	573	(((
2.2	574	868.8 - FSK
74.10	575	)))
2.2	576
74.10	577	(((
	578
	579	)))
2.2	580
74.10	581	(((
26.5	582	(% style="color:blue" %)Downlink:
74.10	583	)))
2.2	584
74.10	585	(((
2.2	586	Uplink channels 1-9 (RX1)
74.10	587	)))
2.2	588
74.10	589	(((
2.2	590	869.525 - SF9BW125 (RX2 downlink only)
74.10	591	)))
2.2	592
	593
	594
26.5	595	=== 2.8.2 US902-928(US915) ===
	596
98.9	597
26.5	598	(((
2.2	599	Used in USA, Canada and South America. Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
26.5	600	)))
2.2	601
26.5	602	(((
2.2	603	To make sure the end node supports all sub band by default. In the OTAA Join process, the end node will use frequency 1 from sub-band1, then frequency 1 from sub-band2, then frequency 1 from sub-band3, etc to process the OTAA join.
26.5	604	)))
2.2	605
26.5	606	(((
2.2	607	After Join success, the end node will switch to the correct sub band by:
26.5	608	)))
2.2	609
	610	* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
98.4	611	* 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)
2.2	612
98.9	613
	614
26.5	615	=== 2.8.3 CN470-510 (CN470) ===
	616
98.9	617
74.11	618	(((
2.2	619	Used in China, Default use CHE=1
74.11	620	)))
2.2	621
74.11	622	(((
26.5	623	(% style="color:blue" %)Uplink:
74.11	624	)))
2.2	625
74.11	626	(((
2.2	627	486.3 - SF7BW125 to SF12BW125
74.11	628	)))
2.2	629
74.11	630	(((
2.2	631	486.5 - SF7BW125 to SF12BW125
74.11	632	)))
2.2	633
74.11	634	(((
2.2	635	486.7 - SF7BW125 to SF12BW125
74.11	636	)))
2.2	637
74.11	638	(((
2.2	639	486.9 - SF7BW125 to SF12BW125
74.11	640	)))
2.2	641
74.11	642	(((
2.2	643	487.1 - SF7BW125 to SF12BW125
74.11	644	)))
2.2	645
74.11	646	(((
2.2	647	487.3 - SF7BW125 to SF12BW125
74.11	648	)))
2.2	649
74.11	650	(((
2.2	651	487.5 - SF7BW125 to SF12BW125
74.11	652	)))
2.2	653
74.11	654	(((
2.2	655	487.7 - SF7BW125 to SF12BW125
74.11	656	)))
2.2	657
74.11	658	(((
	659
	660	)))
2.2	661
74.11	662	(((
26.5	663	(% style="color:blue" %)Downlink:
74.11	664	)))
2.2	665
74.11	666	(((
2.2	667	506.7 - SF7BW125 to SF12BW125
74.11	668	)))
2.2	669
74.11	670	(((
2.2	671	506.9 - SF7BW125 to SF12BW125
74.11	672	)))
2.2	673
74.11	674	(((
2.2	675	507.1 - SF7BW125 to SF12BW125
74.11	676	)))
2.2	677
74.11	678	(((
2.2	679	507.3 - SF7BW125 to SF12BW125
74.11	680	)))
2.2	681
74.11	682	(((
2.2	683	507.5 - SF7BW125 to SF12BW125
74.11	684	)))
2.2	685
74.11	686	(((
2.2	687	507.7 - SF7BW125 to SF12BW125
74.11	688	)))
2.2	689
74.11	690	(((
2.2	691	507.9 - SF7BW125 to SF12BW125
74.11	692	)))
2.2	693
74.11	694	(((
2.2	695	508.1 - SF7BW125 to SF12BW125
74.11	696	)))
2.2	697
74.11	698	(((
2.2	699	505.3 - SF12BW125 (RX2 downlink only)
74.11	700	)))
2.2	701
	702
	703
26.5	704	=== 2.8.4 AU915-928(AU915) ===
	705
98.9	706
26.5	707	(((
2.2	708	Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
26.5	709	)))
2.2	710
26.5	711	(((
2.2	712	To make sure the end node supports all sub band by default. In the OTAA Join process, the end node will use frequency 1 from sub-band1, then frequency 1 from sub-band2, then frequency 1 from sub-band3, etc to process the OTAA join.
26.5	713	)))
2.2	714
26.5	715	(((
	716
	717	)))
2.2	718
26.5	719	(((
2.2	720	After Join success, the end node will switch to the correct sub band by:
26.5	721	)))
2.2	722
	723	* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
98.4	724	* 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)
2.2	725
98.9	726
	727
26.5	728	=== 2.8.5 AS920-923 & AS923-925 (AS923) ===
	729
98.9	730
74.9	731	(((
26.7	732	(% style="color:blue" %)Default Uplink channel:
74.9	733	)))
2.2	734
74.9	735	(((
2.2	736	923.2 - SF7BW125 to SF10BW125
74.9	737	)))
2.2	738
74.9	739	(((
2.2	740	923.4 - SF7BW125 to SF10BW125
74.9	741	)))
2.2	742
74.9	743	(((
	744
	745	)))
2.2	746
74.9	747	(((
26.7	748	(% style="color:blue" %)Additional Uplink Channel:
74.9	749	)))
2.2	750
74.9	751	(((
2.2	752	(OTAA mode, channel added by JoinAccept message)
74.9	753	)))
2.2	754
74.9	755	(((
	756
	757	)))
2.2	758
74.9	759	(((
26.7	760	(% style="color:blue" %)AS920~~AS923 for Japan, Malaysia, Singapore:
74.9	761	)))
26.7	762
74.9	763	(((
2.2	764	922.2 - SF7BW125 to SF10BW125
74.9	765	)))
2.2	766
74.9	767	(((
2.2	768	922.4 - SF7BW125 to SF10BW125
74.9	769	)))
2.2	770
74.9	771	(((
2.2	772	922.6 - SF7BW125 to SF10BW125
74.9	773	)))
2.2	774
74.9	775	(((
2.2	776	922.8 - SF7BW125 to SF10BW125
74.9	777	)))
2.2	778
74.9	779	(((
2.2	780	923.0 - SF7BW125 to SF10BW125
74.9	781	)))
2.2	782
74.9	783	(((
2.2	784	922.0 - SF7BW125 to SF10BW125
74.9	785	)))
2.2	786
74.9	787	(((
	788
	789	)))
2.2	790
74.9	791	(((
26.7	792	(% style="color:blue" %)AS923 ~~ AS925 for Brunei, Cambodia, Hong Kong, Indonesia, Laos, Taiwan, Thailand, Vietnam:
74.9	793	)))
2.2	794
74.9	795	(((
2.2	796	923.6 - SF7BW125 to SF10BW125
74.9	797	)))
2.2	798
74.9	799	(((
2.2	800	923.8 - SF7BW125 to SF10BW125
74.9	801	)))
2.2	802
74.9	803	(((
2.2	804	924.0 - SF7BW125 to SF10BW125
74.9	805	)))
2.2	806
74.9	807	(((
2.2	808	924.2 - SF7BW125 to SF10BW125
74.9	809	)))
2.2	810
74.9	811	(((
2.2	812	924.4 - SF7BW125 to SF10BW125
74.9	813	)))
2.2	814
74.9	815	(((
2.2	816	924.6 - SF7BW125 to SF10BW125
74.9	817	)))
2.2	818
74.9	819	(((
	820
	821	)))
2.2	822
74.9	823	(((
26.7	824	(% style="color:blue" %)Downlink:
74.9	825	)))
2.2	826
74.9	827	(((
2.2	828	Uplink channels 1-8 (RX1)
74.9	829	)))
2.2	830
74.9	831	(((
2.2	832	923.2 - SF10BW125 (RX2)
74.9	833	)))
2.2	834
	835
	836
26.7	837	=== 2.8.6 KR920-923 (KR920) ===
2.2	838
98.9	839
74.12	840	(((
26.7	841	(% style="color:blue" %)Default channel:
74.12	842	)))
26.7	843
74.12	844	(((
2.2	845	922.1 - SF7BW125 to SF12BW125
74.12	846	)))
2.2	847
74.12	848	(((
2.2	849	922.3 - SF7BW125 to SF12BW125
74.12	850	)))
2.2	851
74.12	852	(((
2.2	853	922.5 - SF7BW125 to SF12BW125
74.12	854	)))
2.2	855
74.12	856	(((
	857
	858	)))
2.2	859
74.12	860	(((
26.7	861	(% style="color:blue" %)Uplink: (OTAA mode, channel added by JoinAccept message)
74.12	862	)))
2.2	863
74.12	864	(((
2.2	865	922.1 - SF7BW125 to SF12BW125
74.12	866	)))
2.2	867
74.12	868	(((
2.2	869	922.3 - SF7BW125 to SF12BW125
74.12	870	)))
2.2	871
74.12	872	(((
2.2	873	922.5 - SF7BW125 to SF12BW125
74.12	874	)))
2.2	875
74.12	876	(((
2.2	877	922.7 - SF7BW125 to SF12BW125
74.12	878	)))
2.2	879
74.12	880	(((
2.2	881	922.9 - SF7BW125 to SF12BW125
74.12	882	)))
2.2	883
74.12	884	(((
2.2	885	923.1 - SF7BW125 to SF12BW125
74.12	886	)))
2.2	887
74.12	888	(((
2.2	889	923.3 - SF7BW125 to SF12BW125
74.12	890	)))
2.2	891
74.12	892	(((
	893
	894	)))
2.2	895
74.12	896	(((
26.7	897	(% style="color:blue" %)Downlink:
74.12	898	)))
2.2	899
74.12	900	(((
2.2	901	Uplink channels 1-7(RX1)
74.12	902	)))
2.2	903
74.12	904	(((
2.2	905	921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
74.12	906	)))
2.2	907
	908
35.6	909
26.7	910	=== 2.8.7 IN865-867 (IN865) ===
2.2	911
98.9	912
74.13	913	(((
26.7	914	(% style="color:blue" %)Uplink:
74.13	915	)))
2.2	916
74.13	917	(((
2.2	918	865.0625 - SF7BW125 to SF12BW125
74.13	919	)))
2.2	920
74.13	921	(((
2.2	922	865.4025 - SF7BW125 to SF12BW125
74.13	923	)))
2.2	924
74.13	925	(((
2.2	926	865.9850 - SF7BW125 to SF12BW125
74.13	927	)))
2.2	928
74.13	929	(((
	930
	931	)))
2.2	932
74.13	933	(((
26.7	934	(% style="color:blue" %)Downlink:
74.13	935	)))
2.2	936
74.13	937	(((
2.2	938	Uplink channels 1-3 (RX1)
74.13	939	)))
2.2	940
74.13	941	(((
2.2	942	866.550 - SF10BW125 (RX2)
74.13	943	)))
2.2	944
	945
	946
26.7	947	== 2.9 LED Indicator ==
	948
98.9	949
2.2	950	The LSPH01 has an internal LED which is to show the status of different state.
	951
	952	* The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
	953	* Blink once when device transmit a packet.
	954
98.9	955
	956
26.9	957	== 2.10 Firmware Change Log ==
2.2	958
26.15	959
98.9	960	Firmware download link: [[https:~~/~~/www.dropbox.com/sh/xtm5tw37mewaw99/AAD0uy06odmreQQ7vMzZYVIGa?dl=0>>https://www.dropbox.com/sh/xtm5tw37mewaw99/AAD0uy06odmreQQ7vMzZYVIGa?dl=0]]
2.2	961
	962
36.1	963	Firmware Upgrade Method: [[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
2.2	964
	965
	966
26.16	967	= 3. Configure LSPH01 via AT Command or LoRaWAN Downlink =
2.2	968
98.10	969
74.14	970	(((
2.2	971	Use can configure LSPH01 via AT Command or LoRaWAN Downlink.
74.14	972	)))
2.2	973
74.14	974	* (((
85.3	975	AT Command Connection: See [[FAQ>>\|\|anchor="H6.FAQ"]].
74.14	976	)))
	977	* (((
	978	LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>path:/xwiki/bin/view/Main/]]
	979	)))
2.2	980
74.14	981	(((
2.2	982	There are two kinds of commands to configure LSPH01, they are:
74.14	983	)))
2.2	984
74.14	985	* (((
	986	(% style="color:#4f81bd" %) General Commands.
	987	)))
2.2	988
74.14	989	(((
2.2	990	These commands are to configure:
74.14	991	)))
2.2	992
74.14	993	* (((
	994	General system settings like: uplink interval.
	995	)))
	996	* (((
	997	LoRaWAN protocol & radio related command.
	998	)))
2.2	999
74.14	1000	(((
98.4	1001	They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: [[End Device AT Commands and Downlink Command>>path:/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
74.14	1002	)))
2.2	1003
74.14	1004	(((
	1005
	1006	)))
2.2	1007
74.14	1008	* (((
	1009	(% style="color:#4f81bd" %) Commands special design for LSPH01
	1010	)))
2.2	1011
74.14	1012	(((
2.2	1013	These commands only valid for LSPH01, as below:
74.14	1014	)))
2.2	1015
	1016
	1017
27.2	1018	== 3.1 Set Transmit Interval Time ==
	1019
98.11	1020
2.2	1021	Feature: Change LoRaWAN End Node Transmit Interval.
	1022
27.2	1023	(% style="color:#037691" %)AT Command: AT+TDC
2.2	1024
65.2	1025	[[image:image-20220607171554-8.png]]
27.2	1026
2.2	1027
74.16	1028	(((
27.2	1029	(% style="color:#037691" %)Downlink Command: 0x01
74.16	1030	)))
2.2	1031
74.16	1032	(((
2.2	1033	Format: Command Code (0x01) followed by 3 bytes time value.
74.16	1034	)))
2.2	1035
74.15	1036	(((
2.2	1037	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
74.15	1038	)))
2.2	1039
74.16	1040	* (((
	1041	Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	1042	)))
	1043	* (((
	1044	Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
76.2	1045
	1046
98.11	1047
76.2	1048
74.16	1049	)))
2.2	1050
27.3	1051	== 3.2 Set Interrupt Mode ==
	1052
98.11	1053
2.2	1054	Feature, Set Interrupt mode for GPIO_EXIT.
	1055
27.3	1056	(% style="color:#037691" %)AT Command: AT+INTMOD
2.2	1057
86.2	1058	[[image:image-20220610105907-1.png]]
2.2	1059
	1060
74.16	1061	(((
27.3	1062	(% style="color:#037691" %)Downlink Command: 0x06
74.16	1063	)))
2.2	1064
74.16	1065	(((
2.2	1066	Format: Command Code (0x06) followed by 3 bytes.
74.16	1067	)))
2.2	1068
74.16	1069	(((
2.2	1070	This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
74.16	1071	)))
2.2	1072
74.16	1073	* (((
	1074	Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
	1075	)))
	1076	* (((
	1077	Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
	1078	)))
2.2	1079
74.17	1080	(((
	1081
	1082	)))
	1083
	1084
98.11	1085
27.3	1086	== 3.3 Calibrate Sensor ==
	1087
98.11	1088
85.3	1089	Detail See [[Calibration Guide>>\|\|anchor="H2.7Calibration"]] for the user of 0x13 and 0x14 downlink commands
2.2	1090
	1091
	1092
28.3	1093	== 3.4 Get Firmware Version Info ==
	1094
98.11	1095
2.2	1096	Feature: use downlink to get firmware version.
	1097
27.3	1098	(% style="color:#037691" %)Downlink Command: 0x26
2.2	1099
67.2	1100	[[image:image-20220607171917-10.png]]
2.2	1101
	1102	* Reply to the confirmation package: 26 01
	1103	* Reply to non-confirmed packet: 26 00
	1104
	1105	Device will send an uplink after got this downlink command. With below payload:
	1106
	1107	Configures info payload:
	1108
29.4	1109	(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	1110	\|=(((
	1111	Size(bytes)
	1112	)))\|=1\|=1\|=1\|=1\|=1\|=5\|=1
2.2	1113	\|Value\|Software Type\|(((
	1114	Frequency
	1115
	1116	Band
	1117	)))\|Sub-band\|(((
	1118	Firmware
	1119
	1120	Version
	1121	)))\|Sensor Type\|Reserve\|(((
85.3	1122	[[Message Type>>\|\|anchor="H2.3.6MessageType"]]
2.2	1123	Always 0x02
	1124	)))
	1125
90.5	1126	(% style="color:#037691" %)Software Type(%%): Always 0x03 for LSPH01
2.2	1127
	1128
90.5	1129	(% style="color:#037691" %)Frequency Band:
2.2	1130
	1131	*0x01: EU868
	1132
	1133	*0x02: US915
	1134
	1135	*0x03: IN865
	1136
	1137	*0x04: AU915
	1138
	1139	*0x05: KZ865
	1140
	1141	*0x06: RU864
	1142
	1143	*0x07: AS923
	1144
	1145	*0x08: AS923-1
	1146
	1147	*0x09: AS923-2
	1148
	1149	*0xa0: AS923-3
	1150
	1151
90.5	1152	(% style="color:#037691" %)Sub-Band(%%): value 0x00 ~~ 0x08
2.2	1153
	1154
90.5	1155	(% style="color:#037691" %)Firmware Version(%%): 0x0100, Means: v1.0.0 version
2.2	1156
	1157
90.5	1158	(% style="color:#037691" %)Sensor Type:
2.2	1159
	1160	0x01: LSE01
	1161
	1162	0x02: LDDS75
	1163
	1164	0x03: LDDS20
	1165
	1166	0x04: LLMS01
	1167
	1168	0x05: LSPH01
	1169
	1170	0x06: LSNPK01
	1171
	1172	0x07: LDDS12
	1173
	1174
	1175
29.9	1176	= 4. Battery & How to replace =
2.2	1177
98.11	1178
29.9	1179	== 4.1 Battery Type ==
2.2	1180
98.11	1181
30.2	1182	(((
2.2	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.
30.2	1184	)))
2.2	1185
30.2	1186	(((
89.1	1187	The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
98.11	1188
	1189
30.2	1190	)))
2.2	1191
68.2	1192	[[image:1654593587246-335.png]]
2.2	1193
	1194
	1195	Minimum Working Voltage for the LSPH01:
	1196
	1197	LSPH01: 2.45v ~~ 3.6v
	1198
	1199
	1200
30.3	1201	== 4.2 Replace Battery ==
	1202
98.11	1203
30.5	1204	(((
2.2	1205	Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
30.5	1206	)))
2.2	1207
30.5	1208	(((
2.2	1209	And make sure the positive and negative pins match.
30.5	1210	)))
2.2	1211
	1212
	1213
30.4	1214	== 4.3 Power Consumption Analyze ==
2.2	1215
98.11	1216
30.5	1217	(((
2.2	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.
30.5	1219	)))
2.2	1220
30.5	1221	(((
2.2	1222	Instruction to use as below:
30.5	1223	)))
2.2	1224
	1225
92.3	1226	(% style="color:#037691" %)Step 1(%%): Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from:
2.2	1227
	1228	[[https:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/Battery_Analyze/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/]]
	1229
	1230
90.5	1231	(% style="color:#037691" %)Step 2(%%): Open it and choose
2.2	1232
	1233	* Product Model
	1234	* Uplink Interval
	1235	* Working Mode
	1236
	1237	And the Life expectation in difference case will be shown on the right.
	1238
69.2	1239	[[image:1654593605679-189.png]]
2.2	1240
	1241
	1242	The battery related documents as below:
	1243
32.2	1244	* (((
89.1	1245	[[Battery Dimension>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/]],
2.2	1246	)))
32.2	1247	* (((
	1248	[[Lithium-Thionyl Chloride Battery datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
	1249	)))
	1250	* (((
89.1	1251	[[Lithium-ion Battery-Capacitor datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/]], [[Tech Spec>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/]]
32.2	1252	)))
2.2	1253
70.2	1254	[[image:image-20220607172042-11.png]]
2.2	1255
	1256
	1257
32.4	1258	=== 4.3.1 Battery Note ===
2.2	1259
98.11	1260
32.4	1261	(((
2.2	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.
32.4	1263	)))
2.2	1264
	1265
	1266
32.4	1267	=== 4.3.2 Replace the battery ===
	1268
98.11	1269
74.20	1270	(((
90.4	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.
74.20	1272	)))
2.2	1273
74.20	1274	(((
98.5	1275	The default battery pack of LSPH01 includes a ER26500 plus super capacitor. If user can't find this pack locally, they can find ER26500 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
74.20	1276	)))
2.2	1277
	1278
	1279
33.2	1280	= 5. Use AT Command =
2.2	1281
98.11	1282
33.2	1283	== 5.1 Access AT Commands ==
2.2	1284
98.11	1285
2.2	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.
	1287
98.11	1288
72.2	1289	[[image:1654593668970-604.png]]
2.2	1290
98.11	1291
34.6	1292	Connection:
2.2	1293
34.2	1294	(% style="background-color:yellow" %) USB TTL GND <~-~-~-~-> GND
2.2	1295
34.2	1296	(% style="background-color:yellow" %) USB TTL TXD <~-~-~-~-> UART_RXD
2.2	1297
34.2	1298	(% style="background-color:yellow" %) USB TTL RXD <~-~-~-~-> UART_TXD
2.2	1299
	1300
74.21	1301	(((
34.6	1302	In the PC, you need to set the serial baud rate to (% style="color:green" %)9600(%%) to access the serial console for LSPH01. LSPH01 will output system info once power on as below:
74.21	1303	)))
2.2	1304
	1305
72.2	1306	[[image:1654593712276-618.png]]
2.2	1307
85.3	1308	Valid AT Command please check [[Configure Device>>\|\|anchor="H3.ConfigureLSPH01viaATCommandorLoRaWANDownlink"]].
2.2	1309
	1310
34.7	1311	= 6. FAQ =
2.2	1312
98.11	1313
34.7	1314	== 6.1 How to change the LoRa Frequency Bands/Region ==
	1315
98.11	1316
85.3	1317	You can follow the instructions for [[how to upgrade image>>\|\|anchor="H2.10200BFirmwareChangeLog"]].
2.2	1318	When downloading the images, choose the required image file for download.
	1319
	1320
98.11	1321
34.7	1322	= 7. Trouble Shooting =
2.2	1323
98.11	1324
90.2	1325	== 7.1 AT Commands input doesn't work ==
34.7	1326
98.11	1327
90.3	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.
2.2	1329
	1330
85.21	1331
34.9	1332	= 8. Order Info =
2.2	1333
98.11	1334
34.9	1335	Part Number: (% style="color:blue" %)LSPH01-XX
2.2	1336
	1337
34.9	1338	(% style="color:blue" %)XX(%%): The default frequency band
2.2	1339
34.13	1340	* (% style="color:red" %)AS923(%%): LoRaWAN AS923 band
34.9	1341	* (% style="color:red" %)AU915(%%): LoRaWAN AU915 band
	1342	* (% style="color:red" %)EU433(%%): LoRaWAN EU433 band
	1343	* (% style="color:red" %)EU868(%%): LoRaWAN EU868 band
	1344	* (% style="color:red" %)KR920(%%): LoRaWAN KR920 band
	1345	* (% style="color:red" %)US915(%%): LoRaWAN US915 band
34.13	1346	* (% style="color:red" %)IN865(%%): LoRaWAN IN865 band
34.9	1347	* (% style="color:red" %)CN470(%%): LoRaWAN CN470 band
2.2	1348
98.5	1349
34.9	1350	= 9. Packing Info =
	1351
	1352
2.2	1353	Package Includes:
	1354
	1355	* LSPH01 LoRaWAN Soil Ph Sensor x 1
	1356
	1357	Dimension and weight:
	1358
	1359	* Device Size: cm
	1360	* Device Weight: g
	1361	* Package Size / pcs : cm
	1362	* Weight / pcs : g
	1363
98.5	1364
2.4	1365	= 10. Support =
2.2	1366
98.11	1367
2.2	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.
34.12	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]].
2.2	1370
72.3	1371

Wiki source code of LSPH01-LoRaWAN Soil pH Sensor User Manual

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