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Author

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1		-XWiki.Bei
	1	+XWiki.Xiaoling

Content

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54	54	* Downlink to change configure
55	55	* 8500mAh Battery for long term use
56	56
57		-
58	58	== 1.3 Specification ==
59	59
60	60
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100	100	* Sleep Mode: 5uA @ 3.3v
101	101	* LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
102	102
103		-
104	104	== 1.4 Applications ==
105	105
106	106
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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
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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
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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.
	565	+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**
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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" %)
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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
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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
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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
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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 ==
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903	903
904	904	* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
905	905
906		-
907	907	= 8. ​Packing Info =
908	908
909	909
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921	921
922	922	* Weight / pcs : g
923	923
924		-
925	925	= 9. Support =
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927	927