Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 10.1 >
edited by Xiaoling
on 2022/06/07 13:58
To version < 3.1 >
edited by Xiaoling
on 2022/06/07 13:36
>
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15 15  
16 16  
17 17  
18 -= 1. Introduction =
19 +1. Introduction
20 +11. ​What is LoRaWAN Soil pH Sensor
19 19  
20 -== 1.1 ​What is LoRaWAN Soil pH Sensor ==
22 +The Dragino LSPH01 is a **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.
21 21  
22 -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.
23 23  
24 -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.
25 +LSPH01 probe is made by Solid AgCl reference electrode and Pure metal pH sensitive electrode. It can detect soil’s** pH **with high accuracy and stable value. The LSPH01 probe can be buried into soil for long time use.
25 25  
27 +
26 26  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.
27 27  
28 -LSPH01 is powered by (% style="color:#4f81bd" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
29 29  
30 -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.
31 +LSPH01 is powered by **8500mAh Li-SOCI2 battery**, it is designed for long term use up to 5 years.
31 31  
32 32  
33 -[[image:1654580186518-415.png]]
34 +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.
34 34  
35 35  
37 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.png]]
36 36  
37 -== ​1.2 Features ==
38 -
39 +*
40 +*1. ​Features
39 39  * LoRaWAN 1.0.3 Class A
40 40  * Ultra-low power consumption
41 41  * Monitor soil pH with temperature compensation.
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51 51  * 8500mAh Battery for long term use
52 52  
53 53  
54 -== 1.3 Probe Specification ==
56 +1.
57 +11. Probe Specification
55 55  
59 +Soil pH:
56 56  
57 -(% style="color:#4f81bd" %)**Soil pH:**
58 -
59 -* Range: 3 ~~ 10 pH
60 -* Resolution: 0.01 pH
61 -* Accuracy: ±2% under (0~~50 ℃, Accuracy will poor under 0 due to frozen)
62 -* Temperature Compensation Range: 0 ~~ 50℃
61 +* **Range: 3 ~~ 10 pH **
62 +* **Resolution: 0.01 pH**
63 +* **Accuracy: ±2% under (0~~50 ℃, Accuracy will poor under 0 due to frozen)**
64 +* **Temperature Compensation Range: 0 ~~ 50℃**
63 63  * IP68 Protection
64 64  * Length: 3.5 meters
65 65  
66 -(% style="color:#4f81bd" %)**Soil Temperature:**
67 67  
68 -* Range -40℃～85℃
69 -* Resolution: 0.1℃
70 -* Accuracy: <±0.5℃(-10℃～40℃)，<±0.8℃ (others)
69 +Soil Temperature:
70 +
71 +* **Range** -40℃～8**5**℃
72 +* **Resolution: 0.1℃**
73 +* **Accuracy:** <±0.5℃(-10℃～40℃)，<±0.8℃ (others)
71 71  * IP68 Protection
72 72  * Length: 3.5 meters
73 73  
74 74  
78 +*
79 +*1. ​Applications
80 +* Smart Agriculture
75 75  
76 -== 1.4 ​Applications ==
77 77  
78 -* Smart Agriculture
79 79  
84 +1.
85 +11. Pin mapping and power on
80 80  
81 -== 1.5 Pin mapping and power on ==
87 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
82 82  
83 -[[image:1654580482666-473.png]]
84 84  
85 85  
86 86  
87 -= 2. Configure LSPH01 to connect to LoRaWAN network =
88 88  
89 -== 2.1 How it works ==
93 +1. Configure LSPH01 to connect to LoRaWAN network
94 +11. How it works
90 90  
91 -(((
92 92  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.
93 -)))
94 94  
95 -(((
96 -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="H5.200BUseATCommand"]]to set the keys in the LSPH01.
97 -)))
98 98  
99 +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 >>path:#_​Using_the_AT]]to set the keys in the LSPH01.
99 99  
100 -== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
101 101  
102 -(((
102 +1.
103 +11. ​Quick guide to connect to LoRaWAN server (OTAA)
104 +
103 103  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.
104 -)))
105 105  
106 -(((
107 -
108 -)))
109 109  
110 -(((
108 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.png]]
109 +
110 +
111 111  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.
112 -)))
113 113  
114 -(((
113 +
115 115  **Step 1**: Create a device in TTN with the OTAA keys from LSPH01.
116 -)))
117 117  
118 -(((
119 119  Each LSPH01 is shipped with a sticker with the default device EUI as below:
120 -)))
121 121  
122 122  
123 -[[image:image-20220607135531-1.jpeg]]
119 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
124 124  
125 125  
122 +
123 +
124 +
126 126  You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
127 127  
128 128  
129 129  **Register the device**
130 130  
131 -[[image:1654581442672-605.png]]
130 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image005.png]]
132 132  
133 133  
134 -
135 135  **Add APP EUI and DEV EUI**
136 136  
137 -[[image:1654581465717-368.png]]
138 138  
136 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.png]]
139 139  
140 140  
141 141  **Add APP EUI in the application**
142 142  
143 -[[image:1654581493871-516.png]]
144 144  
142 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]]
145 145  
144 +
146 146  **Add APP KEY**
147 147  
148 148  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
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173 173  
174 174  
175 175  
176 -1.
175 +1.
177 177  11. ​Uplink Payload
178 178  
179 -LSPH01 will uplink payload via LoRaWAN with below payload format: 
178 +LSPH01 will uplink payload via LoRaWAN with below payload format:
180 180  
181 181  
182 182  Uplink payload includes in total 11 bytes.
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203 203  [[Type>>path:#Message_Type]]
204 204  )))
205 205  
205 +
206 +
207 +
206 206  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
207 207  
208 208  
209 209  
210 -1.
212 +1.
211 211  11.
212 212  111. Battery Info
213 213  
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287 287  |0x02|Reply configures info|[[Configure Info Payload>>path:#Configure_Info_Payload]]
288 288  |0x03|Reply Calibration Info|[[Calibration Payload>>path:#Calibration_Payload]]
289 289  
292 +
293 +
290 290  1.
291 291  11.
292 292  111. ​Decode payload in The Things Network
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363 363  
364 364  
365 365  
366 -1.
370 +1.
367 367  11. Installation and Maintain
368 368  111. Before measurement
369 369  
370 -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. 
371 371  
375 +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.
372 372  
377 +
373 373  1.
374 374  11.
375 375  111. Measurement
376 376  
382 +
377 377  **Measurement the soil surface**
378 378  
379 379  
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409 409  1111. Avoid the probes to touch oily matter. Which will cause issue in accuracy.
410 410  1111. The probe is IP68 can be put in water.
411 411  
418 +
419 +
420 +
421 +
412 412  1.
413 413  11. Calibration
414 414  
425 +
415 415  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).
416 416  
417 417  
... ... @@ -448,6 +448,7 @@
448 448  **Example 151**
449 449  )))
450 450  
462 +
451 451  Calibration Payload
452 452  
453 453  |(((
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471 471  Always 0x03
472 472  )))
473 473  
486 +
474 474  User can also send 0x14 downlink command to poll the current calibration payload.
475 475  
476 476  
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480 480  * Reply to the confirmation package: 14 01
481 481  * Reply to non-confirmed packet: 14 00
482 482  
496 +
497 +
498 +
483 483  1.
484 484  11. Frequency Plans
485 485  
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532 532  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
533 533  * 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)
534 534  
551 +
535 535  1.
536 536  11.
537 537  111. CN470-510 (CN470)
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582 582  11.
583 583  111. AU915-928(AU915)
584 584  
602 +
585 585  Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
586 586  
587 587  
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593 593  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
594 594  * 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)
595 595  
614 +
615 +
596 596  1.
597 597  11.
598 598  111. AS920-923 & AS923-925 (AS923)
599 599  
620 +
600 600  **Default Uplink channel:**
601 601  
602 602  923.2 - SF7BW125 to SF10BW125
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687 687  11.
688 688  111. IN865-867 (IN865)
689 689  
711 +
690 690  Uplink:
691 691  
692 692  865.0625 - SF7BW125 to SF12BW125
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712 712  * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
713 713  * Blink once when device transmit a packet.
714 714  
737 +
738 +
739 +
715 715  1.
716 716  11. ​Firmware Change Log
717 717  
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779 779  Set transmit interval to 60000ms = 60 seconds
780 780  )))
781 781  
807 +
782 782  **Downlink Command: 0x01**
783 783  
784 784  Format: Command Code (0x01) followed by 3 bytes time value.
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788 788  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
789 789  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
790 790  
817 +
818 +
819 +
791 791  1.
792 792  11. Set Interrupt Mode
793 793  
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812 812  1. (Trigger by rising edge)
813 813  )))|OK
814 814  
844 +
815 815  **Downlink Command: 0x06**
816 816  
817 817  Format: Command Code (0x06) followed by 3 bytes.
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821 821  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
822 822  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
823 823  
854 +
855 +
824 824  1.
825 825  11. Calibrate Sensor
826 826  
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840 840  |**Downlink Control Type**|**FPort**|**Type Code**|**Downlink payload size(bytes)**
841 841  |Get Firmware Version Info|Any|26|2
842 842  
875 +
843 843  * Reply to the confirmation package: 26 01
844 844  * Reply to non-confirmed packet: 26 00
845 845  
879 +
846 846  Device will send an uplink after got this downlink command. With below payload:
847 847  
848 848  Configures info payload:
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868 868  Always 0x02
869 869  )))
870 870  
905 +
871 871  **Software Type**: Always 0x03 for LSPH01
872 872  
873 873  
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949 949  1.
950 950  11. Power Consumption Analyze
951 951  
987 +
952 952  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.
953 953  
954 954  
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977 977  * [[Lithium-Thionyl Chloride Battery>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] datasheet
978 978  * [[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]]
979 979  
1016 +
1017 +
980 980  |(((
981 981  JST-XH-2P connector
982 982  )))
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985 985  
986 986  
987 987  
988 -1.
1026 +1.
989 989  11.
990 990  111. ​Battery Note
991 991  
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1009 1009  1. Use AT Command
1010 1010  11. Access AT Commands
1011 1011  
1050 +
1012 1012  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.
1013 1013  
1014 1014  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
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1043 1043  1. Trouble Shooting
1044 1044  11. AT Commands input doesn’t work
1045 1045  
1085 +
1046 1046  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 **ENTER** while sending out the command. Some serial tool doesn’t send **ENTER** while press the send key, user need to add ENTER in their string.
1047 1047  
1048 1048  
1049 1049  1. Order Info
1050 1050  
1091 +
1051 1051  Part Number: **LSPH01-XX**
1052 1052  
1053 1053  
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1062 1062  * **IN865**: LoRaWAN IN865 band
1063 1063  * **CN470**: LoRaWAN CN470 band
1064 1064  
1106 +
1107 +
1065 1065  1. ​Packing Info
1066 1066  
1067 1067  **Package Includes**:
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1068 1068  
1069 1069  * LSPH01 LoRaWAN Soil Ph Sensor x 1
1070 1070  
1114 +
1071 1071  **Dimension and weight**:
1072 1072  
1073 1073  * Device Size: cm
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1075 1075  * Package Size / pcs : cm
1076 1076  * Weight / pcs : g
1077 1077  
1122 +
1123 +
1078 1078  = 10. ​Support =
1079 1079  
1080 1080  * 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.
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