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<
From version < 10.2 >
edited by Xiaoling
on 2022/06/07 13:58
To version < 3.1 >
edited by Xiaoling
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>
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Content
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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  
146 146  
147 147  **Add APP KEY**
148 148  
149 -[[image:1654581517630-991.png]]
147 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
150 150  
151 151  
152 152  **Step 2**: Power on LSPH01
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174 174  
175 175  
176 176  
177 -1.
175 +1.
178 178  11. ​Uplink Payload
179 179  
180 -LSPH01 will uplink payload via LoRaWAN with below payload format: 
178 +LSPH01 will uplink payload via LoRaWAN with below payload format:
181 181  
182 182  
183 183  Uplink payload includes in total 11 bytes.
... ... @@ -204,11 +204,14 @@
204 204  [[Type>>path:#Message_Type]]
205 205  )))
206 206  
205 +
206 +
207 +
207 207  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
208 208  
209 209  
210 210  
211 -1.
212 +1.
212 212  11.
213 213  111. Battery Info
214 214  
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288 288  |0x02|Reply configures info|[[Configure Info Payload>>path:#Configure_Info_Payload]]
289 289  |0x03|Reply Calibration Info|[[Calibration Payload>>path:#Calibration_Payload]]
290 290  
292 +
293 +
291 291  1.
292 292  11.
293 293  111. ​Decode payload in The Things Network
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364 364  
365 365  
366 366  
367 -1.
370 +1.
368 368  11. Installation and Maintain
369 369  111. Before measurement
370 370  
371 -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  
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.
373 373  
377 +
374 374  1.
375 375  11.
376 376  111. Measurement
377 377  
382 +
378 378  **Measurement the soil surface**
379 379  
380 380  
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410 410  1111. Avoid the probes to touch oily matter. Which will cause issue in accuracy.
411 411  1111. The probe is IP68 can be put in water.
412 412  
418 +
419 +
420 +
421 +
413 413  1.
414 414  11. Calibration
415 415  
425 +
416 416  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).
417 417  
418 418  
... ... @@ -449,6 +449,7 @@
449 449  **Example 151**
450 450  )))
451 451  
462 +
452 452  Calibration Payload
453 453  
454 454  |(((
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472 472  Always 0x03
473 473  )))
474 474  
486 +
475 475  User can also send 0x14 downlink command to poll the current calibration payload.
476 476  
477 477  
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481 481  * Reply to the confirmation package: 14 01
482 482  * Reply to non-confirmed packet: 14 00
483 483  
496 +
497 +
498 +
484 484  1.
485 485  11. Frequency Plans
486 486  
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533 533  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
534 534  * 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)
535 535  
551 +
536 536  1.
537 537  11.
538 538  111. CN470-510 (CN470)
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583 583  11.
584 584  111. AU915-928(AU915)
585 585  
602 +
586 586  Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
587 587  
588 588  
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594 594  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
595 595  * 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)
596 596  
614 +
615 +
597 597  1.
598 598  11.
599 599  111. AS920-923 & AS923-925 (AS923)
600 600  
620 +
601 601  **Default Uplink channel:**
602 602  
603 603  923.2 - SF7BW125 to SF10BW125
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688 688  11.
689 689  111. IN865-867 (IN865)
690 690  
711 +
691 691  Uplink:
692 692  
693 693  865.0625 - SF7BW125 to SF12BW125
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713 713  * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
714 714  * Blink once when device transmit a packet.
715 715  
737 +
738 +
739 +
716 716  1.
717 717  11. ​Firmware Change Log
718 718  
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780 780  Set transmit interval to 60000ms = 60 seconds
781 781  )))
782 782  
807 +
783 783  **Downlink Command: 0x01**
784 784  
785 785  Format: Command Code (0x01) followed by 3 bytes time value.
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789 789  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
790 790  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
791 791  
817 +
818 +
819 +
792 792  1.
793 793  11. Set Interrupt Mode
794 794  
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813 813  1. (Trigger by rising edge)
814 814  )))|OK
815 815  
844 +
816 816  **Downlink Command: 0x06**
817 817  
818 818  Format: Command Code (0x06) followed by 3 bytes.
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822 822  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
823 823  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
824 824  
854 +
855 +
825 825  1.
826 826  11. Calibrate Sensor
827 827  
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841 841  |**Downlink Control Type**|**FPort**|**Type Code**|**Downlink payload size(bytes)**
842 842  |Get Firmware Version Info|Any|26|2
843 843  
875 +
844 844  * Reply to the confirmation package: 26 01
845 845  * Reply to non-confirmed packet: 26 00
846 846  
879 +
847 847  Device will send an uplink after got this downlink command. With below payload:
848 848  
849 849  Configures info payload:
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869 869  Always 0x02
870 870  )))
871 871  
905 +
872 872  **Software Type**: Always 0x03 for LSPH01
873 873  
874 874  
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950 950  1.
951 951  11. Power Consumption Analyze
952 952  
987 +
953 953  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.
954 954  
955 955  
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978 978  * [[Lithium-Thionyl Chloride Battery>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] datasheet
979 979  * [[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]]
980 980  
1016 +
1017 +
981 981  |(((
982 982  JST-XH-2P connector
983 983  )))
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986 986  
987 987  
988 988  
989 -1.
1026 +1.
990 990  11.
991 991  111. ​Battery Note
992 992  
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1010 1010  1. Use AT Command
1011 1011  11. Access AT Commands
1012 1012  
1050 +
1013 1013  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.
1014 1014  
1015 1015  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
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1044 1044  1. Trouble Shooting
1045 1045  11. AT Commands input doesn’t work
1046 1046  
1085 +
1047 1047  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.
1048 1048  
1049 1049  
1050 1050  1. Order Info
1051 1051  
1091 +
1052 1052  Part Number: **LSPH01-XX**
1053 1053  
1054 1054  
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1063 1063  * **IN865**: LoRaWAN IN865 band
1064 1064  * **CN470**: LoRaWAN CN470 band
1065 1065  
1106 +
1107 +
1066 1066  1. ​Packing Info
1067 1067  
1068 1068  **Package Includes**:
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1069 1069  
1070 1070  * LSPH01 LoRaWAN Soil Ph Sensor x 1
1071 1071  
1114 +
1072 1072  **Dimension and weight**:
1073 1073  
1074 1074  * Device Size: cm
... ... @@ -1076,6 +1076,8 @@
1076 1076  * Package Size / pcs : cm
1077 1077  * Weight / pcs : g
1078 1078  
1122 +
1123 +
1079 1079  = 10. ​Support =
1080 1080  
1081 1081  * 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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