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22	22	== 1.1 ​What is SDI-12 to LoRaWAN Converter ==
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24	24
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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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26	26
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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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28	28
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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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32	32
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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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37	37
38	38	[[image:image-20230201084414-1.png||height="464" width="1108"]]
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40	40
41		-
42		-
43	43	== ​1.2 Features ==
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45	45
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124	124
125	125
126	126	(% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
127		-|=(% style="width: 167px;" %)**Behavior on ACT**|=(% style="width: 117px;" %)**Function**|=(% style="width: 225px;" %)**Action**
128		-|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)(((
	137	+|=(% style="width: 167px;" %)**Behavior on ACT**|=(% style="width: 109px;" %)**Function**|=(% style="width: 231px;" %)**Action**
	138	+|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:109px" %)Send an uplink|(% style="width:231px" %)(((
129	129	If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
130	130	Meanwhile, BLE module will be active and user can connect via BLE to configure device.
131	131	)))
132		-|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:117px" %)Active Device|(% style="width:225px" %)(((
	142	+|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:109px" %)Active Device|(% style="width:231px" %)(((
133	133	(% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:#037691" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network.
134	134	(% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
135	135	Once sensor is active, BLE module will be active and user can connect via BLE to configure device, no matter if device join or not join LoRaWAN network.
136	136	)))
137		-|(% 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 PS-LB is in Deep Sleep Mode.
	147	+|(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:109px" %)Deactivate Device|(% style="width:231px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means PS-LB is in Deep Sleep Mode.
138	138
139	139	== 1.7 Pin Mapping ==
140	140
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191	191	Each SDI-12-LB is shipped with a sticker with the default device EUI as below:
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193	193
194		-[[image:image-20230131134744-2.jpeg]]
	204	+[[image:image-20230201152430-20.jpeg]]
195	195
196	196
197		-
198		-
199		-
200	200	You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
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227	227
228	228	Press the button for 5 seconds to activate the SDI-12-LB.
229	229
230		-
231	231	(% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:blue" %)**OTA mode** (%%)for 3 seconds. And then start to JOIN LoRaWAN network. (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
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250	250	The following is the display information on the serial port and the server.
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252	252
253		-
254	254	[[image:image-20230201091027-6.png]]
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256	256
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257	257	[[image:image-20230201091027-7.png||height="261" width="1179"]]
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259	259
	265	+
260	260	==== (% style="color:blue" %)**al!  ~-~- Get SDI-12 sensor Identification**(%%) ====
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262	262
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265	265
266	266	(% style="color:#037691" %)**Parameter:  **(%%)aa: ASCII value of SDI-12 sensor address in downlink or HEX value in AT Command)
267	267
268		-(% style="color:blue" %)**Example :   **AT+ADDRI=0 ( Equal to downlink: 0x AA 00 30)
	274	+(% style="color:blue" %)**Example :   **(%%)AT+ADDRI=0 ( Equal to downlink: 0x AA 00 30)
269	269
270	270
271	271	The following is the display information on the serial port and the server.
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301	301
302	302	(% style="color:#037691" %)**cc**(%%): 1-9: Additional Measurement, 0: no additional measurement
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304		-(% style="color:#037691" %)**dd**(%%): delay (in second) to send (% style="color:#037691" %)**aD0!**(%%) to get return.
	310	+(% style="color:#037691" %)**dd**(%%): delay (in second) to send (% style="color:#037691" %)__**aD0!**__(%%) to get return.
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306	306
307	307	The following is the display information on the serial port and the server.
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338	338
339	339	(% style="color:#037691" %)**cc**(%%): 1-9: Additional Measurement, 0: no additional measurement
340	340
341		-(% style="color:#037691" %)**dd**(%%): delay (in second) to send (% style="color:#037691" %)**aD0!**(%%) to get return.
	347	+(% style="color:#037691" %)**dd**(%%): delay (in second) to send (% style="color:#037691" %)__**aD0!**__(%%)__ __to get return.
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343	343
344	344	The following is the display information on the serial port and the server.
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371	371
372	372	(% style="color:#037691" %)**cc**(%%): 1-9: Additional Measurement, 0: no additional measurement
373	373
374		-(% style="color:#037691" %)**dd**(%%): delay (in second) to send (% style="color:#037691" %)**aD0!**(%%) to get return.
	380	+(% style="color:#037691" %)**dd**(%%): delay (in second) to send (% style="color:#037691" %)__**aD0!**__(%%) to get return.
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376	376
377	377	The following is the display information on the serial port and the server.
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379	379
380		-
381	381	[[image:image-20230201092208-14.png]]
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383	383
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463	463
464	464	(% style="color:red" %)**1** (%%) Check if return chars are printable char(0x20 ~~ 0x7E);
465	465
466		-(% style="color:#red" %)**2**(%%)  Check if there is return from SDI-12 sensor
	471	+(% style="color:red" %)**2**(%%)  Check if there is return from SDI-12 sensor
467	467
468	468	(% style="color:red" %)**3** (%%) Check if return pass CRC check ( SDI-12 command var1 must include CRC request);
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489	489
490	490	(% border="1" cellspacing="4" style="background-color:#f7faff; width:510px" %)
491		-|(% style="width:170px" %)**AT+DATACUT1 value**|(% style="width:338px" %)**Final Result to combine Payload**
492		-|(% style="width:170px" %)34,1,1+2+3|(% style="width:338px" %)0D 00 01 30 31 33
493		-|(% style="width:170px" %)34,2,1~~8+12~~16|(% style="width:338px" %)0D 00 01 30 31 33 4D 45 54 45 52 54 45 52 31 32
494		-|(% style="width:170px" %)34,2,1~~34|(% style="width:338px" %)0D 00 01 30 31 33 4D 45 54 45 52 20 20 20 54 45 52 31 32 20 31 31 32 54 31 32 2D 30 30 30 32 34 38 39 35 0D 0A
	496	+|=(% style="width: 164px;" %)**AT+DATACUT1 value**|=(% style="width: 344px;" %)**Final Result to combine Payload**
	497	+|(% style="width:164px" %)34,1,1+2+3|(% style="width:344px" %)0D 00 01 30 31 33
	498	+|(% style="width:164px" %)34,2,1~~8+12~~16|(% style="width:344px" %)0D 00 01 30 31 33 4D 45 54 45 52 54 45 52 31 32
	499	+|(% style="width:164px" %)34,2,1~~34|(% style="width:344px" %)0D 00 01 30 31 33 4D 45 54 45 52 20 20 20 54 45 52 31 32 20 31 31 32 54 31 32 2D 30 30 30 32 34 38 39 35 0D 0A
495	495
496	496	* (% style="color:blue" %)** Downlink Payload:**
497	497
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547	547	(% 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.
548	548
549	549
550		-(% 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.
551	551
552	552
553	553	[[image:1675215782925-448.png]]
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562	562
563	563	(% style="color:#4f81bd" %)**AT+DATAUP=0**
564	564
565		-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__**.
566	566
567		-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__**
568	568
569	569	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
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574	574
575	575	(% style="color:#4f81bd" %)**AT+DATAUP=1**
576	576
577		-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__**.
578	578
579		-Final Payload is
	584	+Final Payload is __**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**__
580	580
581		-__**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**__
582		-
583	583	1. Battery Info (2 bytes): Battery voltage
584	584	1. PAYVER (1 byte): Defined by AT+PAYVER
585	585	1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
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754	754	[[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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756	756
757		-
758		-
759	759	== 2.6 Frequency Plans ==
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769	769
770	770	**Firmware download link:**
771	771
772		-[[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]]
773	773
	775	+
774	774
775	775	= 3. Configure SDI-12-LB via AT Command or LoRaWAN Downlink =
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828	828	* Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
829	829	* Example 2: Downlink Payload: 0100003C  ~/~/  Set Transmit Interval (TDC) = 60 seconds
830	830
831		-
832	832	== 3.2 Set Interrupt Mode ==
833	833
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860	860	* Example 1: Downlink Payload: 06000000  ~/~/  Turn off interrupt mode
861	861	* Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
862	862
863		-
864	864	== 3.3 Set the output time ==
865	865
866	866
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930	930	* Example 5: Downlink Payload: 070301F4  **~-~-->**  AT+12VT=500
931	931	* Example 6: Downlink Payload: 07030000  **~-~-->**  AT+12VT=0
932	932
933		-
934	934	== 3.4 Set the all data mode ==
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953	953	* Example 1: Downlink Payload: AB 00  ~/~/  AT+ALLDATAMOD=0
954	954	* Example 2: Downlink Payload: AB 01  ~/~/  AT+ALLDATAMOD=1
955	955
956		-
957	957	== 3.5 Set the splicing payload for uplink ==
958	958
959	959
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1009	1009	* Example 1: Downlink Payload: AE 01  ~/~/  AT+PAYVER=1
1010	1010	* Example 2: Downlink Payload: AE 05  ~/~/  AT+PAYVER=5
1011	1011
1012		-
1013	1013	= 4. Battery & how to replace =
1014	1014
1015	1015	== 4.1 Battery Type ==
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1138	1138	(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1139	1139
1140	1140
1141		-
1142		-
1143		-
1144		-
1145		-
1146	1146	= 9. Packing Info =
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1157	1157	* Package Size / pcs : cm
1158	1158	* Weight / pcs : g
1159	1159
1160		-
1161	1161	= 10. ​Support =
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1163	1163