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

Version 98.19 by Xiaoling on 2022/10/27 13:56

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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
98.17	300	(% border="1" cellspacing="5" style="background-color:#ffffcc; width:496px" %)
85.8	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
98.18	498	(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %)
	499	\|=(% style="width: 60px;" %)(((
85.12	500	Size (bytes)
98.19	501	)))\|=(% style="width: 110px;" %)1\|=(% style="width: 90px;" %)1\|=(% style="width: 100px;" %)1\|=(% style="width: 50px;" %)7\|=(% style="width: 90px;" %)1
2.2	502	\|Value\|(((
98.19	503	PH4 Calibrate value
2.2	504	)))\|PH6.86 Calibrate value\|(((
98.19	505	PH9.18 Calibrate value
2.2	506	)))\|Reserve\|(((
85.3	507	[[Message Type>>\|\|anchor="H2.3.6MessageType"]]
25.3	508	Always 0x03
2.2	509	)))
	510
	511	User can also send 0x14 downlink command to poll the current calibration payload.
	512
64.2	513	[[image:image-20220607171416-7.jpeg]]
2.2	514
64.2	515
2.2	516	* Reply to the confirmation package: 14 01
	517	* Reply to non-confirmed packet: 14 00
	518
98.4	519
26.5	520	== 2.8 Frequency Plans ==
26.2	521
98.9	522
26.6	523	(((
2.2	524	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	525	)))
2.2	526
	527
98.9	528
26.5	529	=== 2.8.1 EU863-870 (EU868) ===
2.2	530
98.9	531
74.10	532	(((
26.5	533	(% style="color:blue" %)Uplink:
74.10	534	)))
26.5	535
74.10	536	(((
2.2	537	868.1 - SF7BW125 to SF12BW125
74.10	538	)))
2.2	539
74.10	540	(((
2.2	541	868.3 - SF7BW125 to SF12BW125 and SF7BW250
74.10	542	)))
2.2	543
74.10	544	(((
2.2	545	868.5 - SF7BW125 to SF12BW125
74.10	546	)))
2.2	547
74.10	548	(((
2.2	549	867.1 - SF7BW125 to SF12BW125
74.10	550	)))
2.2	551
74.10	552	(((
2.2	553	867.3 - SF7BW125 to SF12BW125
74.10	554	)))
2.2	555
74.10	556	(((
2.2	557	867.5 - SF7BW125 to SF12BW125
74.10	558	)))
2.2	559
74.10	560	(((
2.2	561	867.7 - SF7BW125 to SF12BW125
74.10	562	)))
2.2	563
74.10	564	(((
2.2	565	867.9 - SF7BW125 to SF12BW125
74.10	566	)))
2.2	567
74.10	568	(((
2.2	569	868.8 - FSK
74.10	570	)))
2.2	571
74.10	572	(((
	573
	574	)))
2.2	575
74.10	576	(((
26.5	577	(% style="color:blue" %)Downlink:
74.10	578	)))
2.2	579
74.10	580	(((
2.2	581	Uplink channels 1-9 (RX1)
74.10	582	)))
2.2	583
74.10	584	(((
2.2	585	869.525 - SF9BW125 (RX2 downlink only)
74.10	586	)))
2.2	587
	588
	589
26.5	590	=== 2.8.2 US902-928(US915) ===
	591
98.9	592
26.5	593	(((
2.2	594	Used in USA, Canada and South America. Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
26.5	595	)))
2.2	596
26.5	597	(((
2.2	598	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	599	)))
2.2	600
26.5	601	(((
2.2	602	After Join success, the end node will switch to the correct sub band by:
26.5	603	)))
2.2	604
	605	* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
98.4	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)
2.2	607
98.9	608
	609
26.5	610	=== 2.8.3 CN470-510 (CN470) ===
	611
98.9	612
74.11	613	(((
2.2	614	Used in China, Default use CHE=1
74.11	615	)))
2.2	616
74.11	617	(((
26.5	618	(% style="color:blue" %)Uplink:
74.11	619	)))
2.2	620
74.11	621	(((
2.2	622	486.3 - SF7BW125 to SF12BW125
74.11	623	)))
2.2	624
74.11	625	(((
2.2	626	486.5 - SF7BW125 to SF12BW125
74.11	627	)))
2.2	628
74.11	629	(((
2.2	630	486.7 - SF7BW125 to SF12BW125
74.11	631	)))
2.2	632
74.11	633	(((
2.2	634	486.9 - SF7BW125 to SF12BW125
74.11	635	)))
2.2	636
74.11	637	(((
2.2	638	487.1 - SF7BW125 to SF12BW125
74.11	639	)))
2.2	640
74.11	641	(((
2.2	642	487.3 - SF7BW125 to SF12BW125
74.11	643	)))
2.2	644
74.11	645	(((
2.2	646	487.5 - SF7BW125 to SF12BW125
74.11	647	)))
2.2	648
74.11	649	(((
2.2	650	487.7 - SF7BW125 to SF12BW125
74.11	651	)))
2.2	652
74.11	653	(((
	654
	655	)))
2.2	656
74.11	657	(((
26.5	658	(% style="color:blue" %)Downlink:
74.11	659	)))
2.2	660
74.11	661	(((
2.2	662	506.7 - SF7BW125 to SF12BW125
74.11	663	)))
2.2	664
74.11	665	(((
2.2	666	506.9 - SF7BW125 to SF12BW125
74.11	667	)))
2.2	668
74.11	669	(((
2.2	670	507.1 - SF7BW125 to SF12BW125
74.11	671	)))
2.2	672
74.11	673	(((
2.2	674	507.3 - SF7BW125 to SF12BW125
74.11	675	)))
2.2	676
74.11	677	(((
2.2	678	507.5 - SF7BW125 to SF12BW125
74.11	679	)))
2.2	680
74.11	681	(((
2.2	682	507.7 - SF7BW125 to SF12BW125
74.11	683	)))
2.2	684
74.11	685	(((
2.2	686	507.9 - SF7BW125 to SF12BW125
74.11	687	)))
2.2	688
74.11	689	(((
2.2	690	508.1 - SF7BW125 to SF12BW125
74.11	691	)))
2.2	692
74.11	693	(((
2.2	694	505.3 - SF12BW125 (RX2 downlink only)
74.11	695	)))
2.2	696
	697
	698
26.5	699	=== 2.8.4 AU915-928(AU915) ===
	700
98.9	701
26.5	702	(((
2.2	703	Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
26.5	704	)))
2.2	705
26.5	706	(((
2.2	707	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	708	)))
2.2	709
26.5	710	(((
	711
	712	)))
2.2	713
26.5	714	(((
2.2	715	After Join success, the end node will switch to the correct sub band by:
26.5	716	)))
2.2	717
	718	* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
98.4	719	* 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	720
98.9	721
	722
26.5	723	=== 2.8.5 AS920-923 & AS923-925 (AS923) ===
	724
98.9	725
74.9	726	(((
26.7	727	(% style="color:blue" %)Default Uplink channel:
74.9	728	)))
2.2	729
74.9	730	(((
2.2	731	923.2 - SF7BW125 to SF10BW125
74.9	732	)))
2.2	733
74.9	734	(((
2.2	735	923.4 - SF7BW125 to SF10BW125
74.9	736	)))
2.2	737
74.9	738	(((
	739
	740	)))
2.2	741
74.9	742	(((
26.7	743	(% style="color:blue" %)Additional Uplink Channel:
74.9	744	)))
2.2	745
74.9	746	(((
2.2	747	(OTAA mode, channel added by JoinAccept message)
74.9	748	)))
2.2	749
74.9	750	(((
	751
	752	)))
2.2	753
74.9	754	(((
26.7	755	(% style="color:blue" %)AS920~~AS923 for Japan, Malaysia, Singapore:
74.9	756	)))
26.7	757
74.9	758	(((
2.2	759	922.2 - SF7BW125 to SF10BW125
74.9	760	)))
2.2	761
74.9	762	(((
2.2	763	922.4 - SF7BW125 to SF10BW125
74.9	764	)))
2.2	765
74.9	766	(((
2.2	767	922.6 - SF7BW125 to SF10BW125
74.9	768	)))
2.2	769
74.9	770	(((
2.2	771	922.8 - SF7BW125 to SF10BW125
74.9	772	)))
2.2	773
74.9	774	(((
2.2	775	923.0 - SF7BW125 to SF10BW125
74.9	776	)))
2.2	777
74.9	778	(((
2.2	779	922.0 - SF7BW125 to SF10BW125
74.9	780	)))
2.2	781
74.9	782	(((
	783
	784	)))
2.2	785
74.9	786	(((
26.7	787	(% style="color:blue" %)AS923 ~~ AS925 for Brunei, Cambodia, Hong Kong, Indonesia, Laos, Taiwan, Thailand, Vietnam:
74.9	788	)))
2.2	789
74.9	790	(((
2.2	791	923.6 - SF7BW125 to SF10BW125
74.9	792	)))
2.2	793
74.9	794	(((
2.2	795	923.8 - SF7BW125 to SF10BW125
74.9	796	)))
2.2	797
74.9	798	(((
2.2	799	924.0 - SF7BW125 to SF10BW125
74.9	800	)))
2.2	801
74.9	802	(((
2.2	803	924.2 - SF7BW125 to SF10BW125
74.9	804	)))
2.2	805
74.9	806	(((
2.2	807	924.4 - SF7BW125 to SF10BW125
74.9	808	)))
2.2	809
74.9	810	(((
2.2	811	924.6 - SF7BW125 to SF10BW125
74.9	812	)))
2.2	813
74.9	814	(((
	815
	816	)))
2.2	817
74.9	818	(((
26.7	819	(% style="color:blue" %)Downlink:
74.9	820	)))
2.2	821
74.9	822	(((
2.2	823	Uplink channels 1-8 (RX1)
74.9	824	)))
2.2	825
74.9	826	(((
2.2	827	923.2 - SF10BW125 (RX2)
74.9	828	)))
2.2	829
	830
	831
26.7	832	=== 2.8.6 KR920-923 (KR920) ===
2.2	833
98.9	834
74.12	835	(((
26.7	836	(% style="color:blue" %)Default channel:
74.12	837	)))
26.7	838
74.12	839	(((
2.2	840	922.1 - SF7BW125 to SF12BW125
74.12	841	)))
2.2	842
74.12	843	(((
2.2	844	922.3 - SF7BW125 to SF12BW125
74.12	845	)))
2.2	846
74.12	847	(((
2.2	848	922.5 - SF7BW125 to SF12BW125
74.12	849	)))
2.2	850
74.12	851	(((
	852
	853	)))
2.2	854
74.12	855	(((
26.7	856	(% style="color:blue" %)Uplink: (OTAA mode, channel added by JoinAccept message)
74.12	857	)))
2.2	858
74.12	859	(((
2.2	860	922.1 - SF7BW125 to SF12BW125
74.12	861	)))
2.2	862
74.12	863	(((
2.2	864	922.3 - SF7BW125 to SF12BW125
74.12	865	)))
2.2	866
74.12	867	(((
2.2	868	922.5 - SF7BW125 to SF12BW125
74.12	869	)))
2.2	870
74.12	871	(((
2.2	872	922.7 - SF7BW125 to SF12BW125
74.12	873	)))
2.2	874
74.12	875	(((
2.2	876	922.9 - SF7BW125 to SF12BW125
74.12	877	)))
2.2	878
74.12	879	(((
2.2	880	923.1 - SF7BW125 to SF12BW125
74.12	881	)))
2.2	882
74.12	883	(((
2.2	884	923.3 - SF7BW125 to SF12BW125
74.12	885	)))
2.2	886
74.12	887	(((
	888
	889	)))
2.2	890
74.12	891	(((
26.7	892	(% style="color:blue" %)Downlink:
74.12	893	)))
2.2	894
74.12	895	(((
2.2	896	Uplink channels 1-7(RX1)
74.12	897	)))
2.2	898
74.12	899	(((
2.2	900	921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
74.12	901	)))
2.2	902
	903
35.6	904
26.7	905	=== 2.8.7 IN865-867 (IN865) ===
2.2	906
98.9	907
74.13	908	(((
26.7	909	(% style="color:blue" %)Uplink:
74.13	910	)))
2.2	911
74.13	912	(((
2.2	913	865.0625 - SF7BW125 to SF12BW125
74.13	914	)))
2.2	915
74.13	916	(((
2.2	917	865.4025 - SF7BW125 to SF12BW125
74.13	918	)))
2.2	919
74.13	920	(((
2.2	921	865.9850 - SF7BW125 to SF12BW125
74.13	922	)))
2.2	923
74.13	924	(((
	925
	926	)))
2.2	927
74.13	928	(((
26.7	929	(% style="color:blue" %)Downlink:
74.13	930	)))
2.2	931
74.13	932	(((
2.2	933	Uplink channels 1-3 (RX1)
74.13	934	)))
2.2	935
74.13	936	(((
2.2	937	866.550 - SF10BW125 (RX2)
74.13	938	)))
2.2	939
	940
	941
26.7	942	== 2.9 LED Indicator ==
	943
98.9	944
2.2	945	The LSPH01 has an internal LED which is to show the status of different state.
	946
	947	* The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
	948	* Blink once when device transmit a packet.
	949
98.9	950
	951
26.9	952	== 2.10 Firmware Change Log ==
2.2	953
26.15	954
98.9	955	Firmware download link: [[https:~~/~~/www.dropbox.com/sh/xtm5tw37mewaw99/AAD0uy06odmreQQ7vMzZYVIGa?dl=0>>https://www.dropbox.com/sh/xtm5tw37mewaw99/AAD0uy06odmreQQ7vMzZYVIGa?dl=0]]
2.2	956
	957
36.1	958	Firmware Upgrade Method: [[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
2.2	959
	960
	961
26.16	962	= 3. Configure LSPH01 via AT Command or LoRaWAN Downlink =
2.2	963
98.10	964
74.14	965	(((
2.2	966	Use can configure LSPH01 via AT Command or LoRaWAN Downlink.
74.14	967	)))
2.2	968
74.14	969	* (((
85.3	970	AT Command Connection: See [[FAQ>>\|\|anchor="H6.FAQ"]].
74.14	971	)))
	972	* (((
	973	LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>path:/xwiki/bin/view/Main/]]
	974	)))
2.2	975
74.14	976	(((
2.2	977	There are two kinds of commands to configure LSPH01, they are:
74.14	978	)))
2.2	979
74.14	980	* (((
	981	(% style="color:#4f81bd" %) General Commands.
	982	)))
2.2	983
74.14	984	(((
2.2	985	These commands are to configure:
74.14	986	)))
2.2	987
74.14	988	* (((
	989	General system settings like: uplink interval.
	990	)))
	991	* (((
	992	LoRaWAN protocol & radio related command.
	993	)))
2.2	994
74.14	995	(((
98.4	996	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	997	)))
2.2	998
74.14	999	(((
	1000
	1001	)))
2.2	1002
74.14	1003	* (((
	1004	(% style="color:#4f81bd" %) Commands special design for LSPH01
	1005	)))
2.2	1006
74.14	1007	(((
2.2	1008	These commands only valid for LSPH01, as below:
74.14	1009	)))
2.2	1010
	1011
	1012
27.2	1013	== 3.1 Set Transmit Interval Time ==
	1014
98.11	1015
2.2	1016	Feature: Change LoRaWAN End Node Transmit Interval.
	1017
27.2	1018	(% style="color:#037691" %)AT Command: AT+TDC
2.2	1019
65.2	1020	[[image:image-20220607171554-8.png]]
27.2	1021
2.2	1022
74.16	1023	(((
27.2	1024	(% style="color:#037691" %)Downlink Command: 0x01
74.16	1025	)))
2.2	1026
74.16	1027	(((
2.2	1028	Format: Command Code (0x01) followed by 3 bytes time value.
74.16	1029	)))
2.2	1030
74.15	1031	(((
2.2	1032	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	1033	)))
2.2	1034
74.16	1035	* (((
	1036	Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	1037	)))
	1038	* (((
	1039	Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
76.2	1040
	1041
98.11	1042
76.2	1043
74.16	1044	)))
2.2	1045
27.3	1046	== 3.2 Set Interrupt Mode ==
	1047
98.11	1048
2.2	1049	Feature, Set Interrupt mode for GPIO_EXIT.
	1050
27.3	1051	(% style="color:#037691" %)AT Command: AT+INTMOD
2.2	1052
86.2	1053	[[image:image-20220610105907-1.png]]
2.2	1054
	1055
74.16	1056	(((
27.3	1057	(% style="color:#037691" %)Downlink Command: 0x06
74.16	1058	)))
2.2	1059
74.16	1060	(((
2.2	1061	Format: Command Code (0x06) followed by 3 bytes.
74.16	1062	)))
2.2	1063
74.16	1064	(((
2.2	1065	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	1066	)))
2.2	1067
74.16	1068	* (((
	1069	Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
	1070	)))
	1071	* (((
	1072	Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
	1073	)))
2.2	1074
74.17	1075	(((
	1076
	1077	)))
	1078
	1079
98.11	1080
27.3	1081	== 3.3 Calibrate Sensor ==
	1082
98.11	1083
85.3	1084	Detail See [[Calibration Guide>>\|\|anchor="H2.7Calibration"]] for the user of 0x13 and 0x14 downlink commands
2.2	1085
	1086
	1087
28.3	1088	== 3.4 Get Firmware Version Info ==
	1089
98.11	1090
2.2	1091	Feature: use downlink to get firmware version.
	1092
27.3	1093	(% style="color:#037691" %)Downlink Command: 0x26
2.2	1094
67.2	1095	[[image:image-20220607171917-10.png]]
2.2	1096
	1097	* Reply to the confirmation package: 26 01
	1098	* Reply to non-confirmed packet: 26 00
	1099
	1100	Device will send an uplink after got this downlink command. With below payload:
	1101
	1102	Configures info payload:
	1103
29.4	1104	(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	1105	\|=(((
	1106	Size(bytes)
	1107	)))\|=1\|=1\|=1\|=1\|=1\|=5\|=1
2.2	1108	\|Value\|Software Type\|(((
	1109	Frequency
	1110
	1111	Band
	1112	)))\|Sub-band\|(((
	1113	Firmware
	1114
	1115	Version
	1116	)))\|Sensor Type\|Reserve\|(((
85.3	1117	[[Message Type>>\|\|anchor="H2.3.6MessageType"]]
2.2	1118	Always 0x02
	1119	)))
	1120
90.5	1121	(% style="color:#037691" %)Software Type(%%): Always 0x03 for LSPH01
2.2	1122
	1123
90.5	1124	(% style="color:#037691" %)Frequency Band:
2.2	1125
	1126	*0x01: EU868
	1127
	1128	*0x02: US915
	1129
	1130	*0x03: IN865
	1131
	1132	*0x04: AU915
	1133
	1134	*0x05: KZ865
	1135
	1136	*0x06: RU864
	1137
	1138	*0x07: AS923
	1139
	1140	*0x08: AS923-1
	1141
	1142	*0x09: AS923-2
	1143
	1144	*0xa0: AS923-3
	1145
	1146
90.5	1147	(% style="color:#037691" %)Sub-Band(%%): value 0x00 ~~ 0x08
2.2	1148
	1149
90.5	1150	(% style="color:#037691" %)Firmware Version(%%): 0x0100, Means: v1.0.0 version
2.2	1151
	1152
90.5	1153	(% style="color:#037691" %)Sensor Type:
2.2	1154
	1155	0x01: LSE01
	1156
	1157	0x02: LDDS75
	1158
	1159	0x03: LDDS20
	1160
	1161	0x04: LLMS01
	1162
	1163	0x05: LSPH01
	1164
	1165	0x06: LSNPK01
	1166
	1167	0x07: LDDS12
	1168
	1169
	1170
29.9	1171	= 4. Battery & How to replace =
2.2	1172
98.11	1173
29.9	1174	== 4.1 Battery Type ==
2.2	1175
98.11	1176
30.2	1177	(((
2.2	1178	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	1179	)))
2.2	1180
30.2	1181	(((
89.1	1182	The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
98.11	1183
	1184
30.2	1185	)))
2.2	1186
68.2	1187	[[image:1654593587246-335.png]]
2.2	1188
	1189
	1190	Minimum Working Voltage for the LSPH01:
	1191
	1192	LSPH01: 2.45v ~~ 3.6v
	1193
	1194
	1195
30.3	1196	== 4.2 Replace Battery ==
	1197
98.11	1198
30.5	1199	(((
2.2	1200	Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
30.5	1201	)))
2.2	1202
30.5	1203	(((
2.2	1204	And make sure the positive and negative pins match.
30.5	1205	)))
2.2	1206
	1207
	1208
30.4	1209	== 4.3 Power Consumption Analyze ==
2.2	1210
98.11	1211
30.5	1212	(((
2.2	1213	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	1214	)))
2.2	1215
30.5	1216	(((
2.2	1217	Instruction to use as below:
30.5	1218	)))
2.2	1219
	1220
92.3	1221	(% style="color:#037691" %)Step 1(%%): Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from:
2.2	1222
	1223	[[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/]]
	1224
	1225
90.5	1226	(% style="color:#037691" %)Step 2(%%): Open it and choose
2.2	1227
	1228	* Product Model
	1229	* Uplink Interval
	1230	* Working Mode
	1231
	1232	And the Life expectation in difference case will be shown on the right.
	1233
69.2	1234	[[image:1654593605679-189.png]]
2.2	1235
	1236
	1237	The battery related documents as below:
	1238
32.2	1239	* (((
89.1	1240	[[Battery Dimension>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/]],
2.2	1241	)))
32.2	1242	* (((
	1243	[[Lithium-Thionyl Chloride Battery datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
	1244	)))
	1245	* (((
89.1	1246	[[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	1247	)))
2.2	1248
70.2	1249	[[image:image-20220607172042-11.png]]
2.2	1250
	1251
	1252
32.4	1253	=== 4.3.1 Battery Note ===
2.2	1254
98.11	1255
32.4	1256	(((
2.2	1257	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	1258	)))
2.2	1259
	1260
	1261
32.4	1262	=== 4.3.2 Replace the battery ===
	1263
98.11	1264
74.20	1265	(((
90.4	1266	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	1267	)))
2.2	1268
74.20	1269	(((
98.5	1270	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	1271	)))
2.2	1272
	1273
	1274
33.2	1275	= 5. Use AT Command =
2.2	1276
98.11	1277
33.2	1278	== 5.1 Access AT Commands ==
2.2	1279
98.11	1280
2.2	1281	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.
	1282
98.11	1283
72.2	1284	[[image:1654593668970-604.png]]
2.2	1285
98.11	1286
34.6	1287	Connection:
2.2	1288
34.2	1289	(% style="background-color:yellow" %) USB TTL GND <~-~-~-~-> GND
2.2	1290
34.2	1291	(% style="background-color:yellow" %) USB TTL TXD <~-~-~-~-> UART_RXD
2.2	1292
34.2	1293	(% style="background-color:yellow" %) USB TTL RXD <~-~-~-~-> UART_TXD
2.2	1294
	1295
74.21	1296	(((
34.6	1297	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	1298	)))
2.2	1299
	1300
72.2	1301	[[image:1654593712276-618.png]]
2.2	1302
85.3	1303	Valid AT Command please check [[Configure Device>>\|\|anchor="H3.ConfigureLSPH01viaATCommandorLoRaWANDownlink"]].
2.2	1304
	1305
34.7	1306	= 6. FAQ =
2.2	1307
98.11	1308
34.7	1309	== 6.1 How to change the LoRa Frequency Bands/Region ==
	1310
98.11	1311
85.3	1312	You can follow the instructions for [[how to upgrade image>>\|\|anchor="H2.10200BFirmwareChangeLog"]].
2.2	1313	When downloading the images, choose the required image file for download.
	1314
	1315
98.11	1316
34.7	1317	= 7. Trouble Shooting =
2.2	1318
98.11	1319
90.2	1320	== 7.1 AT Commands input doesn't work ==
34.7	1321
98.11	1322
90.3	1323	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	1324
	1325
85.21	1326
34.9	1327	= 8. Order Info =
2.2	1328
98.11	1329
34.9	1330	Part Number: (% style="color:blue" %)LSPH01-XX
2.2	1331
	1332
34.9	1333	(% style="color:blue" %)XX(%%): The default frequency band
2.2	1334
34.13	1335	* (% style="color:red" %)AS923(%%): LoRaWAN AS923 band
34.9	1336	* (% style="color:red" %)AU915(%%): LoRaWAN AU915 band
	1337	* (% style="color:red" %)EU433(%%): LoRaWAN EU433 band
	1338	* (% style="color:red" %)EU868(%%): LoRaWAN EU868 band
	1339	* (% style="color:red" %)KR920(%%): LoRaWAN KR920 band
	1340	* (% style="color:red" %)US915(%%): LoRaWAN US915 band
34.13	1341	* (% style="color:red" %)IN865(%%): LoRaWAN IN865 band
34.9	1342	* (% style="color:red" %)CN470(%%): LoRaWAN CN470 band
2.2	1343
98.5	1344
34.9	1345	= 9. Packing Info =
	1346
	1347
2.2	1348	Package Includes:
	1349
	1350	* LSPH01 LoRaWAN Soil Ph Sensor x 1
	1351
	1352	Dimension and weight:
	1353
	1354	* Device Size: cm
	1355	* Device Weight: g
	1356	* Package Size / pcs : cm
	1357	* Weight / pcs : g
	1358
98.5	1359
2.4	1360	= 10. Support =
2.2	1361
98.11	1362
2.2	1363	* 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	1364	* 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	1365
72.3	1366

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

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