Last modified by Bei Jinggeng on 2024/03/30 17:55
<
From version < 2.3 >
edited by Xiaoling
on 2022/06/07 12:00
To version < 6.3 >
edited by Xiaoling
on 2022/06/07 13:57
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9 9  
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16 16  
17 17  
18 18  
19 -1. Introduction
20 -11. ​What is LoRaWAN Soil pH Sensor
18 += 1. Introduction =
21 21  
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.
20 +== 1.1 ​What is LoRaWAN Soil pH Sensor ==
23 23  
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.
24 24  
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.
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.
26 26  
27 -
28 28  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.
29 29  
28 +LSPH01 is powered by (% style="color:#4f81bd" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
30 30  
31 -LSPH01 is powered by **8500mAh Li-SOCI2 battery**, it is designed for long term use up to 5 years.
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.
32 32  
33 33  
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.
33 +[[image:1654580186518-415.png]]
35 35  
36 36  
37 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.png]]
38 38  
39 -*
40 -*1. ​Features
37 +== ​1.2 Features ==
38 +
41 41  * LoRaWAN 1.0.3 Class A
42 42  * Ultra-low power consumption
43 43  * Monitor soil pH with temperature compensation.
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53 53  * 8500mAh Battery for long term use
54 54  
55 55  
56 -1.
57 -11. Probe Specification
54 +== 1.3 Probe Specification ==
58 58  
59 -Soil pH:
60 60  
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℃**
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℃
65 65  * IP68 Protection
66 66  * Length: 3.5 meters
67 67  
66 +(% style="color:#4f81bd" %)**Soil Temperature:**
68 68  
69 -Soil Temperature:
70 -
71 -* **Range** -40℃～8**5**℃
72 -* **Resolution: 0.1℃**
73 -* **Accuracy:** <±0.5℃(-10℃～40℃)，<±0.8℃ (others)
68 +* Range -40℃～85℃
69 +* Resolution: 0.1℃
70 +* Accuracy: <±0.5℃(-10℃～40℃)，<±0.8℃ (others)
74 74  * IP68 Protection
75 75  * Length: 3.5 meters
76 76  
77 77  
78 -*
79 -*1. ​Applications
80 -* Smart Agriculture
81 81  
76 +== 1.4 ​Applications ==
82 82  
78 +* Smart Agriculture
83 83  
84 -1.
85 -11. Pin mapping and power on
86 86  
87 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
81 +== 1.5 Pin mapping and power on ==
88 88  
83 +[[image:1654580482666-473.png]]
89 89  
90 90  
91 91  
87 += 2. Configure LSPH01 to connect to LoRaWAN network =
92 92  
93 -1. Configure LSPH01 to connect to LoRaWAN network
94 -11. How it works
89 +== 2.1 How it works ==
95 95  
91 +(((
96 96  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 +)))
97 97  
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.
100 100  
100 +== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
101 101  
102 -1.
103 -11. ​Quick guide to connect to LoRaWAN server (OTAA)
104 -
102 +(((
105 105  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 +)))
106 106  
106 +(((
107 +
108 +)))
107 107  
108 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.png]]
109 -
110 -
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 +)))
112 112  
113 -
114 +(((
114 114  **Step 1**: Create a device in TTN with the OTAA keys from LSPH01.
116 +)))
115 115  
118 +(((
116 116  Each LSPH01 is shipped with a sticker with the default device EUI as below:
120 +)))
117 117  
118 118  
119 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
123 +[[image:image-20220607135531-1.jpeg]]
120 120  
121 121  
122 122  
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172 172  
173 173  
174 174  
175 -1.
179 +1.
176 176  11. ​Uplink Payload
177 177  
178 -LSPH01 will uplink payload via LoRaWAN with below payload format:
182 +LSPH01 will uplink payload via LoRaWAN with below payload format: 
179 179  
180 180  
181 181  Uplink payload includes in total 11 bytes.
... ... @@ -202,14 +202,11 @@
202 202  [[Type>>path:#Message_Type]]
203 203  )))
204 204  
205 -
206 -
207 -
208 208  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
209 209  
210 210  
211 211  
212 -1.
213 +1.
213 213  11.
214 214  111. Battery Info
215 215  
... ... @@ -289,8 +289,6 @@
289 289  |0x02|Reply configures info|[[Configure Info Payload>>path:#Configure_Info_Payload]]
290 290  |0x03|Reply Calibration Info|[[Calibration Payload>>path:#Calibration_Payload]]
291 291  
292 -
293 -
294 294  1.
295 295  11.
296 296  111. ​Decode payload in The Things Network
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367 367  
368 368  
369 369  
370 -1.
369 +1.
371 371  11. Installation and Maintain
372 372  111. Before measurement
373 373  
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.
376 376  
377 -
378 378  1.
379 379  11.
380 380  111. Measurement
381 381  
382 -
383 383  **Measurement the soil surface**
384 384  
385 385  
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415 415  1111. Avoid the probes to touch oily matter. Which will cause issue in accuracy.
416 416  1111. The probe is IP68 can be put in water.
417 417  
418 -
419 -
420 -
421 -
422 422  1.
423 423  11. Calibration
424 424  
425 -
426 426  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).
427 427  
428 428  
... ... @@ -459,7 +459,6 @@
459 459  **Example 151**
460 460  )))
461 461  
462 -
463 463  Calibration Payload
464 464  
465 465  |(((
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483 483  Always 0x03
484 484  )))
485 485  
486 -
487 487  User can also send 0x14 downlink command to poll the current calibration payload.
488 488  
489 489  
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493 493  * Reply to the confirmation package: 14 01
494 494  * Reply to non-confirmed packet: 14 00
495 495  
496 -
497 -
498 -
499 499  1.
500 500  11. Frequency Plans
501 501  
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548 548  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
549 549  * 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)
550 550  
551 -
552 552  1.
553 553  11.
554 554  111. CN470-510 (CN470)
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599 599  11.
600 600  111. AU915-928(AU915)
601 601  
602 -
603 603  Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
604 604  
605 605  
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611 611  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
612 612  * 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)
613 613  
614 -
615 -
616 616  1.
617 617  11.
618 618  111. AS920-923 & AS923-925 (AS923)
619 619  
620 -
621 621  **Default Uplink channel:**
622 622  
623 623  923.2 - SF7BW125 to SF10BW125
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708 708  11.
709 709  111. IN865-867 (IN865)
710 710  
711 -
712 712  Uplink:
713 713  
714 714  865.0625 - SF7BW125 to SF12BW125
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734 734  * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
735 735  * Blink once when device transmit a packet.
736 736  
737 -
738 -
739 -
740 740  1.
741 741  11. ​Firmware Change Log
742 742  
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804 804  Set transmit interval to 60000ms = 60 seconds
805 805  )))
806 806  
807 -
808 808  **Downlink Command: 0x01**
809 809  
810 810  Format: Command Code (0x01) followed by 3 bytes time value.
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814 814  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
815 815  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
816 816  
817 -
818 -
819 -
820 820  1.
821 821  11. Set Interrupt Mode
822 822  
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841 841  1. (Trigger by rising edge)
842 842  )))|OK
843 843  
844 -
845 845  **Downlink Command: 0x06**
846 846  
847 847  Format: Command Code (0x06) followed by 3 bytes.
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851 851  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
852 852  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
853 853  
854 -
855 -
856 856  1.
857 857  11. Calibrate Sensor
858 858  
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872 872  |**Downlink Control Type**|**FPort**|**Type Code**|**Downlink payload size(bytes)**
873 873  |Get Firmware Version Info|Any|26|2
874 874  
875 -
876 876  * Reply to the confirmation package: 26 01
877 877  * Reply to non-confirmed packet: 26 00
878 878  
879 -
880 880  Device will send an uplink after got this downlink command. With below payload:
881 881  
882 882  Configures info payload:
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902 902  Always 0x02
903 903  )))
904 904  
905 -
906 906  **Software Type**: Always 0x03 for LSPH01
907 907  
908 908  
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984 984  1.
985 985  11. Power Consumption Analyze
986 986  
987 -
988 988  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.
989 989  
990 990  
... ... @@ -1013,8 +1013,6 @@
1013 1013  * [[Lithium-Thionyl Chloride Battery>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] datasheet
1014 1014  * [[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]]
1015 1015  
1016 -
1017 -
1018 1018  |(((
1019 1019  JST-XH-2P connector
1020 1020  )))
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1023 1023  
1024 1024  
1025 1025  
1026 -1.
991 +1.
1027 1027  11.
1028 1028  111. ​Battery Note
1029 1029  
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1047 1047  1. Use AT Command
1048 1048  11. Access AT Commands
1049 1049  
1050 -
1051 1051  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.
1052 1052  
1053 1053  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
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1082 1082  1. Trouble Shooting
1083 1083  11. AT Commands input doesn’t work
1084 1084  
1085 -
1086 1086  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.
1087 1087  
1088 1088  
1089 1089  1. Order Info
1090 1090  
1091 -
1092 1092  Part Number: **LSPH01-XX**
1093 1093  
1094 1094  
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1103 1103  * **IN865**: LoRaWAN IN865 band
1104 1104  * **CN470**: LoRaWAN CN470 band
1105 1105  
1106 -
1107 -
1108 1108  1. ​Packing Info
1109 1109  
1110 1110  **Package Includes**:
... ... @@ -1111,7 +1111,6 @@
1111 1111  
1112 1112  * LSPH01 LoRaWAN Soil Ph Sensor x 1
1113 1113  
1114 -
1115 1115  **Dimension and weight**:
1116 1116  
1117 1117  * Device Size: cm
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1119 1119  * Package Size / pcs : cm
1120 1120  * Weight / pcs : g
1121 1121  
1081 += 10. ​Support =
1122 1122  
1123 -
1124 -
1125 -
1126 -1. ​Support
1127 -
1128 1128  * 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.
1129 1129  * 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
1130 1130  
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