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1		-XWiki.Xiaoling
	1	+XWiki.Bei

Content

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54	54	* Downlink to change configure
55	55	* 8500mAh Battery for long term use
56	56
	57	+
57	57	== 1.3 Specification ==
58	58
59	59
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99	99	* Sleep Mode: 5uA @ 3.3v
100	100	* LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
101	101
	103	+
102	102	== 1.4 Applications ==
103	103
104	104
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131	131	)))
132	132	|(% 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.
133	133
	136	+
134	134	== 1.7 BLE connection ==
135	135
136	136
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331	331	|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]]
332	332	|(% style="width:160px" %)0x03|(% style="width:163px" %)Reply Calibration Info|(% style="width:173px" %)[[Calibration Payload>>||anchor="H2.7Calibration"]]
333	333
	337	+
334	334	=== 2.3.7 Decode payload in The Things Network ===
335	335
336	336
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556	556
557	557	== 2.7 Calibration ==
558	558
	563	+Step1 : Clean probe
559	559
560		-(% style="color:blue" %)**Step1 :(%%) Clean probe**
	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	+
561	561
562		-user can use high grade sandpaper to polish it or put in 5% hydrochloric acid for several minutes. After the metal probe looks new, users can clean it to remove hydrochloric acid or other liquids from the surface.
	568	+Step2 : Immerse the sensor in ph buffer solution to make the sensor values stable
563	563
564		-(% style="color:blue" %)**Step2 :(%%) Immerse the sensor in ph buffer solution to make the sensor values stable**
565		-
566	566	(((
567	567	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).
568	568
569		-**Note：Only one ph buffer with one of the ph values needs to be calibrated during calibration. Wait for the sensor measurement value to be stable, it does not need to be the same as the ph marked by the ph buffer**
570	570
571		-
572		-(% style="color:blue" %)**Step3 :(%%) The numerically stable sensors were calibrated using commands**
	574	+Step3 : The numerically stable sensors were calibrated using commands
573	573	)))
574	574
575	575	(((
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601	601	)))
602	602	)))
603	603
604		-To use the AT COMMAND, refer to this link:
605	605
606		-* AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
607		-
608		-* AT Command via UART Connection : See [[UART Connection>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H2.3UARTConnectionforSN50v3basemotherboard]].
609		-
610		-To use Downlink, take TTN as an example, please refer to this link:
611		-
612		-* LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
613		-
614	614	When the command is successfully used, the node sends a uplink.
615	615	This is the payload for uplink
616	616
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639	639
640	640	* Reply to non-confirmed packet: 14 00
641	641
642		-(% style="color:blue" %)**Step4：(%%)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.**
643	643
644		-Examples:
645		-After using the command AT+PH=9 in 9.18ph buffer
646		-The readout returned by the sensor in 9.18ph buffer should be pH=9
	636	+Step4：
647	647
	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
648	648
	640	+
649	649	== 2.8 Frequency Plans ==
650	650
651	651
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667	667
668	668	* LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
669	669
	662	+
670	670	== 3.2 General Commands ==
671	671
672	672
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767	767
768	768	* Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
769	769
	763	+
770	770	=== 3.3.3 Calibrate Sensor ===
771	771
772	772
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877	877
878	878	* 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]]**.
879	879
	874	+
880	880	= 6. FAQ =
881	881
882	882	== 6.1  AT Commands input doesn't work ==
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908	908
909	909	* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
910	910
	906	+
911	911	= 8. ​Packing Info =
912	912
913	913
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925	925
926	926	* Weight / pcs : g
927	927
	924	+
928	928	= 9. Support =
929	929
930	930