Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 9.1 >
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  
126 126  
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176 176  
177 177  
178 178  
179 -1.
175 +1.
180 180  11. ​Uplink Payload
181 181  
182 -LSPH01 will uplink payload via LoRaWAN with below payload format: 
178 +LSPH01 will uplink payload via LoRaWAN with below payload format:
183 183  
184 184  
185 185  Uplink payload includes in total 11 bytes.
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206 206  [[Type>>path:#Message_Type]]
207 207  )))
208 208  
205 +
206 +
207 +
209 209  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
210 210  
211 211  
212 212  
213 -1.
212 +1.
214 214  11.
215 215  111. Battery Info
216 216  
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290 290  |0x02|Reply configures info|[[Configure Info Payload>>path:#Configure_Info_Payload]]
291 291  |0x03|Reply Calibration Info|[[Calibration Payload>>path:#Calibration_Payload]]
292 292  
292 +
293 +
293 293  1.
294 294  11.
295 295  111. ​Decode payload in The Things Network
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366 366  
367 367  
368 368  
369 -1.
370 +1.
370 370  11. Installation and Maintain
371 371  111. Before measurement
372 372  
373 -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. 
374 374  
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.
375 375  
377 +
376 376  1.
377 377  11.
378 378  111. Measurement
379 379  
382 +
380 380  **Measurement the soil surface**
381 381  
382 382  
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412 412  1111. Avoid the probes to touch oily matter. Which will cause issue in accuracy.
413 413  1111. The probe is IP68 can be put in water.
414 414  
418 +
419 +
420 +
421 +
415 415  1.
416 416  11. Calibration
417 417  
425 +
418 418  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).
419 419  
420 420  
... ... @@ -451,6 +451,7 @@
451 451  **Example 151**
452 452  )))
453 453  
462 +
454 454  Calibration Payload
455 455  
456 456  |(((
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474 474  Always 0x03
475 475  )))
476 476  
486 +
477 477  User can also send 0x14 downlink command to poll the current calibration payload.
478 478  
479 479  
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483 483  * Reply to the confirmation package: 14 01
484 484  * Reply to non-confirmed packet: 14 00
485 485  
496 +
497 +
498 +
486 486  1.
487 487  11. Frequency Plans
488 488  
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535 535  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
536 536  * 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)
537 537  
551 +
538 538  1.
539 539  11.
540 540  111. CN470-510 (CN470)
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585 585  11.
586 586  111. AU915-928(AU915)
587 587  
602 +
588 588  Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
589 589  
590 590  
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596 596  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
597 597  * 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)
598 598  
614 +
615 +
599 599  1.
600 600  11.
601 601  111. AS920-923 & AS923-925 (AS923)
602 602  
620 +
603 603  **Default Uplink channel:**
604 604  
605 605  923.2 - SF7BW125 to SF10BW125
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690 690  11.
691 691  111. IN865-867 (IN865)
692 692  
711 +
693 693  Uplink:
694 694  
695 695  865.0625 - SF7BW125 to SF12BW125
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715 715  * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
716 716  * Blink once when device transmit a packet.
717 717  
737 +
738 +
739 +
718 718  1.
719 719  11. ​Firmware Change Log
720 720  
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782 782  Set transmit interval to 60000ms = 60 seconds
783 783  )))
784 784  
807 +
785 785  **Downlink Command: 0x01**
786 786  
787 787  Format: Command Code (0x01) followed by 3 bytes time value.
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791 791  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
792 792  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
793 793  
817 +
818 +
819 +
794 794  1.
795 795  11. Set Interrupt Mode
796 796  
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815 815  1. (Trigger by rising edge)
816 816  )))|OK
817 817  
844 +
818 818  **Downlink Command: 0x06**
819 819  
820 820  Format: Command Code (0x06) followed by 3 bytes.
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824 824  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
825 825  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
826 826  
854 +
855 +
827 827  1.
828 828  11. Calibrate Sensor
829 829  
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843 843  |**Downlink Control Type**|**FPort**|**Type Code**|**Downlink payload size(bytes)**
844 844  |Get Firmware Version Info|Any|26|2
845 845  
875 +
846 846  * Reply to the confirmation package: 26 01
847 847  * Reply to non-confirmed packet: 26 00
848 848  
879 +
849 849  Device will send an uplink after got this downlink command. With below payload:
850 850  
851 851  Configures info payload:
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871 871  Always 0x02
872 872  )))
873 873  
905 +
874 874  **Software Type**: Always 0x03 for LSPH01
875 875  
876 876  
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952 952  1.
953 953  11. Power Consumption Analyze
954 954  
987 +
955 955  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.
956 956  
957 957  
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980 980  * [[Lithium-Thionyl Chloride Battery>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] datasheet
981 981  * [[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]]
982 982  
1016 +
1017 +
983 983  |(((
984 984  JST-XH-2P connector
985 985  )))
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988 988  
989 989  
990 990  
991 -1.
1026 +1.
992 992  11.
993 993  111. ​Battery Note
994 994  
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1012 1012  1. Use AT Command
1013 1013  11. Access AT Commands
1014 1014  
1050 +
1015 1015  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.
1016 1016  
1017 1017  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
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1046 1046  1. Trouble Shooting
1047 1047  11. AT Commands input doesn’t work
1048 1048  
1085 +
1049 1049  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.
1050 1050  
1051 1051  
1052 1052  1. Order Info
1053 1053  
1091 +
1054 1054  Part Number: **LSPH01-XX**
1055 1055  
1056 1056  
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1065 1065  * **IN865**: LoRaWAN IN865 band
1066 1066  * **CN470**: LoRaWAN CN470 band
1067 1067  
1106 +
1107 +
1068 1068  1. ​Packing Info
1069 1069  
1070 1070  **Package Includes**:
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1071 1071  
1072 1072  * LSPH01 LoRaWAN Soil Ph Sensor x 1
1073 1073  
1114 +
1074 1074  **Dimension and weight**:
1075 1075  
1076 1076  * Device Size: cm
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1078 1078  * Package Size / pcs : cm
1079 1079  * Weight / pcs : g
1080 1080  
1122 +
1123 +
1081 1081  = 10. ​Support =
1082 1082  
1083 1083  * 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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