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22	22	== 1.1 ​What is SDI-12 to LoRaWAN Converter ==
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25	25	The Dragino (% style="color:blue" %)**SDI-12-LB**(%%) is a (% style="color:blue" %)**SDI-12 to LoRaWAN Converter **(%%)designed for Smart Agriculture solution.
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27	27	SDI-12 (Serial Digital Interface at 1200 baud) is an asynchronous [[serial communications>>url:https://en.wikipedia.org/wiki/Serial_communication]] protocol for intelligent sensors that monitor environment data. SDI-12 protocol is widely used in Agriculture sensor and Weather Station sensors.
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29	29	SDI-12-LB has SDI-12 interface and support 12v output to power external SDI-12 sensor. It can get the environment data from SDI-12 sensor and sends out the data via LoRaWAN wireless protocol.
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31	31	The LoRa wireless technology used in SDI-12-LB 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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33	33	SDI-12-LB is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
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35	35	Each SDI-12-LB 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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38	38	[[image:image-20230201084414-1.png||height="464" width="1108"]]
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41		-
42		-
43	43	== ​1.2 Features ==
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542	542	(% style="color:blue" %)**AT+ALLDATAMOD**(%%) will simply get all return and don't do CRC check as result for SDI-12 command. AT+DATACUTx command has higher priority, if AT+DATACUTx has been set, AT+ALLDATAMOD will be ignore for this SDI-12 command.
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545		-(% style="color:#4f81bd" %)**For example: ** as below photo, AT+ALLDATAMOD=1, but AT+DATACUT1 has been set, AT+DATACUT1 will be still effect the result.
	555	+(% style="color:#4f81bd" %)**For example: **(%%) as below photo, AT+ALLDATAMOD=1, but AT+DATACUT1 has been set, AT+DATACUT1 will be still effect the result.
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548	548	[[image:1675215782925-448.png]]
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558	558	(% style="color:#4f81bd" %)**AT+DATAUP=0**
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560		-Compose the uplink payload with value returns in sequence and send with A SIGNLE UPLINK.
	570	+Compose the uplink payload with value returns in sequence and send with **__A SIGNLE UPLINK__**.
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562		-Final Payload is Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx
	572	+Final Payload is **__Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx__**
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564	564	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
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570	570	(% style="color:#4f81bd" %)**AT+DATAUP=1**
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572		-Compose the uplink payload with value returns in sequence and send with Multiply UPLINKs.
	582	+Compose the uplink payload with value returns in sequence and send with **__Multiply UPLINKs__**.
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574		-Final Payload is
	584	+Final Payload is __**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**__
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576		-__**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**__
577		-
578	578	1. Battery Info (2 bytes): Battery voltage
579	579	1. PAYVER (1 byte): Defined by AT+PAYVER
580	580	1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
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749	749	[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H4.1ChangeUplinkInterval>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H4.1ChangeUplinkInterval]]]]
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752		-
753		-
754	754	== 2.6 Frequency Plans ==
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765	765	**Firmware download link:**
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767		-[[https:~~/~~/www.dropbox.com/sh/gf1glloczbzz19h/AABbuYI4WY6VdAmpXo6o1V2Ka?dl=0>>url:https://www.dropbox.com/sh/gf1glloczbzz19h/AABbuYI4WY6VdAmpXo6o1V2Ka?dl=0]]
	773	+[[https:~~/~~/www.dropbox.com/sh/qrbgbikb109lkiv/AACBR-v_ZhZAMengcY7Nsa1ja?dl=0>>https://www.dropbox.com/sh/qrbgbikb109lkiv/AACBR-v_ZhZAMengcY7Nsa1ja?dl=0]]
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770	770	= 3. Configure SDI-12-LB via AT Command or LoRaWAN Downlink =
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1128	1128	(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
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1131		-
1132		-
1133		-
1134		-
1135		-
1136	1136	= 9. Packing Info =
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