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68 68  
69 69  
70 70  
71 -
72 -
73 73  = 1. Introduction =
74 74  
75 75  == 1.1 ​What is LoRaWAN Soil pH Sensor ==
76 76  
75 +(((
77 77  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.
77 +)))
78 78  
79 +(((
79 79  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.
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80 80  
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81 81  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.
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82 82  
87 +(((
83 83  LSPH01 is powered by (% style="color:#4f81bd" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
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84 84  
91 +(((
85 85  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.
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86 86  
87 87  
88 88  [[image:1654592435432-887.png]]
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106 106  * 8500mAh Battery for long term use
107 107  
108 108  
117 +
109 109  == 1.3 Probe Specification ==
110 110  
111 111  
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127 127  * Length: 3.5 meters
128 128  
129 129  
139 +
130 130  == 1.4 ​Applications ==
131 131  
132 132  * Smart Agriculture
133 133  
134 134  
145 +
135 135  == 1.5 Pin mapping and power on ==
136 136  
137 137  [[image:1654592472094-134.png]]
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210 210  [[image:image-20220607170442-2.png]]
211 211  
212 212  
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213 213  (% 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.
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214 214  
215 215  [[image:1654592697690-910.png]]
216 216  
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218 218  
219 219  == 2.3 ​Uplink Payload ==
220 220  
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221 221  LSPH01 will uplink payload via LoRaWAN with below payload format: 
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222 222  
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223 223  Uplink payload includes in total 11 bytes.
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224 224  
242 +(((
225 225  Normal uplink payload:
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226 226  
227 227  (% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
228 228  |(((
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306 306  
307 307  === 2.3.6 Message Type ===
308 308  
328 +(((
309 309  For a normal uplink payload, the message type is always 0x01.
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310 310  
332 +(((
311 311  Valid Message Type:
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312 312  
313 313  
314 314  (% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
315 -|**Message Type Code**|**Description**|**Payload**
338 +|=**Message Type Code**|=**Description**|=**Payload**
316 316  |0x01|Normal Uplink|[[Normal Uplink Payload>>path:#H2.3200BUplinkPayload]]
317 317  |0x02|Reply configures info|[[Configure Info Payload>>path:#H3.4GetFirmwareVersionInfo]]
318 318  |0x03|Reply Calibration Info|[[Calibration Payload>>path:#H2.7Calibration]]
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319 319  
320 320  
321 321  
345 +
322 322  === 2.3.7 Decode payload in The Things Network ===
323 323  
324 324  While using TTN network, you can add the payload format to decode the payload.
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481 481  Always 0x03
482 482  )))
483 483  
484 -
485 485  User can also send 0x14 downlink command to poll the current calibration payload.
486 486  
487 487  [[image:image-20220607171416-7.jpeg]]
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492 492  
493 493  
494 494  
518 +
495 495  == 2.8 Frequency Plans ==
496 496  
497 497  (((
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548 548  * 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)
549 549  
550 550  
551 -
552 -
553 553  === 2.8.3 CN470-510 (CN470) ===
554 554  
555 555  Used in China, Default use CHE=1
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618 618  
619 619  
620 620  
621 -
622 622  === 2.8.5 AS920-923 & AS923-925 (AS923) ===
623 623  
624 624  (% style="color:blue" %)**Default Uplink channel:**
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735 735  
736 736  
737 737  
738 -
739 739  == 2.10 ​Firmware Change Log ==
740 740  
741 741  
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794 794  
795 795  
796 796  
817 +
797 797  == 3.2 Set Interrupt Mode ==
798 798  
799 799  Feature, Set Interrupt mode for GPIO_EXIT.
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813 813  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
814 814  
815 815  
816 -
817 -
818 818  == 3.3 Calibrate Sensor ==
819 819  
820 820  Detail See [[Calibration Guide>>path:#H2.7Calibration]] for the user of 0x13 and 0x14 downlink commands
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827 827  
828 828  (% style="color:#037691" %)**Downlink Command: 0x26**
829 829  
830 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSPH01-LoRaWAN%20Soil%20pH%20Sensor%20User%20Manual/WebHome/image-20220607154718-7.png?rev=1.1||alt="image-20220607154718-7.png"]]
849 +[[image:image-20220607171917-10.png]]
831 831  
832 832  * Reply to the confirmation package: 26 01
833 833  * Reply to non-confirmed packet: 26 00
834 834  
854 +
835 835  Device will send an uplink after got this downlink command. With below payload:
836 836  
837 837  Configures info payload:
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915 915  The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
916 916  )))
917 917  
918 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSPH01-LoRaWAN%20Soil%20pH%20Sensor%20User%20Manual/WebHome/1654588469844-778.png?rev=1.1||alt="1654588469844-778.png"]]
938 +[[image:1654593587246-335.png]]
919 919  
920 920  
921 921  Minimum Working Voltage for the LSPH01:
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960 960  
961 961  And the Life expectation in difference case will be shown on the right.
962 962  
963 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSPH01-LoRaWAN%20Soil%20pH%20Sensor%20User%20Manual/WebHome/1654588577573-122.png?rev=1.1||alt="1654588577573-122.png"]]
983 +[[image:1654593605679-189.png]]
964 964  
965 965  
966 966  The battery related documents as below:
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975 975  [[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]]
976 976  )))
977 977  
978 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSPH01-LoRaWAN%20Soil%20pH%20Sensor%20User%20Manual/WebHome/image-20220607155856-8.png?rev=1.1||alt="image-20220607155856-8.png"]]
998 +[[image:image-20220607172042-11.png]]
979 979  
980 980  
981 981  
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1001 1001  
1002 1002  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.
1003 1003  
1004 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSPH01-LoRaWAN%20Soil%20pH%20Sensor%20User%20Manual/WebHome/1654589001411-343.png?rev=1.1||alt="1654589001411-343.png"]]
1024 +[[image:1654593668970-604.png]]
1005 1005  
1006 1006  **Connection:**
1007 1007  
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1015 1015  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:
1016 1016  
1017 1017  
1018 - [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSPH01-LoRaWAN%20Soil%20pH%20Sensor%20User%20Manual/WebHome/1654589062541-567.png?rev=1.1||alt="1654589062541-567.png"]]
1038 + [[image:1654593712276-618.png]]
1019 1019  
1020 1020  Valid AT Command please check [[Configure Device>>path:#H3.ConfigureLSPH01viaATCommandorLoRaWANDownlink]].
1021 1021  
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1054 1054  * (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1055 1055  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1056 1056  
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1057 1057  = 9. ​Packing Info =
1058 1058  
1059 1059  
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1068 1068  * Package Size / pcs : cm
1069 1069  * Weight / pcs : g
1070 1070  
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1071 1071  = 10. ​Support =
1072 1072  
1073 1073  * 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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