Changes for page SPH01-LB -- LoRaWAN Soil pH Sensor User Manual
Last modified by Xiaoling on 2024/01/15 09:36
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... ... @@ -55,6 +55,7 @@ 55 55 * 8500mAh Battery for long term use 56 56 57 57 58 + 58 58 == 1.3 Specification == 59 59 60 60 ... ... @@ -101,6 +101,7 @@ 101 101 * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm 102 102 103 103 105 + 104 104 == 1.4 Applications == 105 105 106 106 ... ... @@ -133,7 +133,6 @@ 133 133 ))) 134 134 |(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode. 135 135 136 - 137 137 == 1.7 BLE connection == 138 138 139 139 ... ... @@ -334,7 +334,6 @@ 334 334 |(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]] 335 335 |(% style="width:160px" %)0x03|(% style="width:163px" %)Reply Calibration Info|(% style="width:173px" %)[[Calibration Payload>>||anchor="H2.7Calibration"]] 336 336 337 - 338 338 === 2.3.7 Decode payload in The Things Network === 339 339 340 340 ... ... @@ -560,22 +560,13 @@ 560 560 561 561 == 2.7 Calibration == 562 562 563 -Step1 : Clean probe 564 564 565 -user can use high grade sandpaper to polish it or put in 5% hydrochloric acid for several minutes. After the metal probe looks like new, user can use pure water to wash it. 566 - 567 - 568 -Step2 : Immerse the sensor in ph buffer solution to make the sensor values stable 569 - 570 570 ((( 571 571 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). 572 - 573 - 574 -Step3 : The numerically stable sensors were calibrated using commands 575 575 ))) 576 576 577 577 ((( 578 - User can use below command to calibrate.569 +After stable, user can use below command to calibrate. 579 579 580 580 (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:520px" %) 581 581 |(% style="background-color:#d9e2f3; color:#0070c0; width:120px" %)**pH buffer solution**|(% style="background-color:#d9e2f3; color:#0070c0; width:150px" %)**AT Command to calibrate**|(% style="background-color:#d9e2f3; color:#0070c0; width:150px" %)**Downlink Command**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**Read Cal Value** ... ... @@ -604,9 +604,6 @@ 604 604 ))) 605 605 606 606 607 -When the command is successfully used, the node sends a uplink. 608 -This is the payload for uplink 609 - 610 610 (% style="color:#037691" %)**Calibration Payload** 611 611 612 612 (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:500px" %) ... ... @@ -632,12 +632,6 @@ 632 632 633 633 * Reply to non-confirmed packet: 14 00 634 634 635 - 636 -Step4: 637 - 638 -After the calibration is completed, its measurement results in this ph buffer solution should be consistent with the numerical value of the command used in the calibration 639 - 640 - 641 641 == 2.8 Frequency Plans == 642 642 643 643 ... ... @@ -659,7 +659,6 @@ 659 659 660 660 * LoRaWAN Downlink. Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section. 661 661 662 - 663 663 == 3.2 General Commands == 664 664 665 665 ... ... @@ -760,7 +760,6 @@ 760 760 761 761 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 762 762 763 - 764 764 === 3.3.3 Calibrate Sensor === 765 765 766 766 ... ... @@ -871,7 +871,6 @@ 871 871 872 872 * Update through UART TTL interface. **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**. 873 873 874 - 875 875 = 6. FAQ = 876 876 877 877 == 6.1 AT Commands input doesn't work == ... ... @@ -903,7 +903,6 @@ 903 903 904 904 * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 905 905 906 - 907 907 = 8. Packing Info = 908 908 909 909 ... ... @@ -921,7 +921,6 @@ 921 921 922 922 * Weight / pcs : g 923 923 924 - 925 925 = 9. Support = 926 926 927 927