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3	3
4	4	**Table of Contents：**
5	5
6		-{{toc/}}
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8	8
9	9
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18	18
19	19
20		-
21	21	= 1. Introduction =
22	22
23	23	== 1.1 ​What is SDI-12 to LoRaWAN Converter ==
24	24
25	25
26		-The Dragino **(% style="color:blue" %)SDI-12-LB**(%%) is a **(% style="color:blue" %)SDI-12 to LoRaWAN Converter **(%%)designed for Smart Agriculture solution.
	24	+The Dragino **SDI-12-LB** is a **SDI-12 to LoRaWAN Converter **designed for Smart Agriculture solution.
27	27
28	28	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.
29	29
30		-**(% style="color:blue" %)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.
	28	+**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.
31	31
32		-The LoRa wireless technology used in **(% style="color:blue" %)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.
	30	+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.
33	33
34		-**(% style="color:blue" %)SDI-12-LB** is powered by **(% style="color:blue" %)8500mAh Li-SOCI2 battery**, it is designed for long term use up to 5 years.
	32	+**SDI-12-LB** is powered by **8500mAh Li-SOCI2 battery**, it is designed for long term use up to 5 years.
35	35
36		-Each **(% style="color:blue" %)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.
	34	+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
39	39	[[image:image-20230201084414-1.png||height="464" width="1108"]]
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829	829
830	830	Format: Command Code (0x01) followed by 3 bytes time value.
831	831
832		-If the downlink payload=0100003C, it means set the END Node's Transmit Interval to 0x00003C=60(S), while type code is 01.
	830	+If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
833	833
834		-* Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
835		-* Example 2: Downlink Payload: 0100003C  ~/~/  Set Transmit Interval (TDC) = 60 seconds
	832	+* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	833	+* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
836	836
837	837	== 3.2 Set Interrupt Mode ==
838	838
839		-
840	840	Feature, Set Interrupt mode for GPIO_EXIT.
841	841
842	842	(% style="color:blue" %)**AT Command: AT+INTMOD**
843	843
844	844	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
845		-|=(% style="width: 156px;" %)**Command Example**|=(% style="width: 187px;" %)**Function**|=(% style="width: 165px;" %)**Response**
846		-|(% style="width:156px" %)AT+INTMOD=?|(% style="width:187px" %)Show current interrupt mode|(% style="width:165px" %)(((
	842	+|=**Command Example**|=**Function**|=**Response**
	843	+|AT+INTMOD=?|Show current interrupt mode|(((
847	847	0
848	848	OK
849	849	the mode is 0 = No interruption
850	850	)))
851		-|(% style="width:156px" %)AT+INTMOD=2|(% style="width:187px" %)(((
	848	+|AT+INTMOD=2|(((
852	852	Set Transmit Interval
853	853	~1. (Disable Interrupt),
854	854	2. (Trigger by rising and falling edge)
855	855	3. (Trigger by falling edge)
856	856	4. (Trigger by rising edge)
857		-)))|(% style="width:165px" %)OK
	854	+)))|OK
858	858
859	859	(% style="color:blue" %)**Downlink Command: 0x06**
860	860
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862	862
863	863	This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
864	864
865		-* Example 1: Downlink Payload: 06000000  ~/~/  Turn off interrupt mode
866		-* Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
	862	+* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
	863	+* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
867	867
868	868	== 3.3 Set the output time ==
869	869
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983	983
984	984	Format: Command Code (0xAD) followed by 1 bytes or 5 bytes.
985	985
986		-* Example 1: Downlink Payload: AD 00  ~/~/  AT+DATAUP=0
987		-* Example 2: Downlink Payload: AD 01  ~/~/  AT+DATAUP =1
988		-* Example 3: Downlink Payload: AD 01 00 00 14  ~/~/  AT+DATAUP =1,20000
	983	+* Example 1: Downlink Payload: AD 00 ~/~/ AT+DATAUP=0
	984	+* Example 2: Downlink Payload: AD 01 ~/~/ AT+DATAUP =1
	985	+* Example 3: Downlink Payload: AD 01 00 00 14~/~/ AT+DATAUP =1,20000
989	989
990	990	This means that the interval is set to 0x000014=20S
991	991
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996	996
997	997	(% style="color:blue" %)**AT Command: AT+PAYVER**
998	998
999		-(% border="1" cellspacing="4" style="background-color:#f7faff; width:437px" %)
1000		-|=(% style="width: 158px;" %)**Command Example**|=(% style="width: 192px;" %)**Function**|=**Response**
1001		-|(% style="width:158px" %)AT+PAYVER=?|(% style="width:192px" %)Show current payload version|(((
	996	+|**Command Example**|**Function**|**Response**
	997	+|AT+PAYVER=?|Show current payload version|(((
1002	1002	1
1003	1003	OK
1004	1004	)))
1005		-|(% style="width:158px" %)AT+PAYVER=5|(% style="width:192px" %)Set payload version is 5.|OK
	1001	+|AT+PAYVER=5|Set payload version is 5.|OK
1006	1006
1007	1007	(% style="color:blue" %)**Downlink Command: 0xAE**
1008	1008
1009	1009	Format: Command Code (0xAE) followed by 1 bytes.
1010	1010
1011		-* Example 1: Downlink Payload: AE 01  ~/~/  AT+PAYVER=1
1012		-* Example 2: Downlink Payload: AE 05  ~/~/  AT+PAYVER=5
	1007	+* Example 1: Downlink Payload: AE 01 ~/~/ AT+PAYVER=1
	1008	+* Example 2: Downlink Payload: AE 05 ~/~/ AT+PAYVER=5
1013	1013
1014	1014	= 4. Battery & how to replace =
1015	1015
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1144	1144
1145	1145	* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]]
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