Last modified by Xiaoling on 2025/04/25 08:58
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From version < 41.18 >
edited by Xiaoling
on 2023/02/01 16:49
To version < 41.9 >
edited by Xiaoling
on 2023/02/01 16:24
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22 22  == 1.1 ​What is SDI-12 to LoRaWAN Converter ==
23 23  
24 24  
25 -(((
26 26  The Dragino (% style="color:blue" %)**SDI-12-LB**(%%) is a (% style="color:blue" %)**SDI-12 to LoRaWAN Converter **(%%)designed for Smart Agriculture solution.
27 -)))
28 28  
29 -(((
30 30  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.
31 -)))
32 32  
33 -(((
34 34  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.
35 -)))
36 36  
37 -(((
38 38  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.
39 -)))
40 40  
41 -(((
42 42  SDI-12-LB is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
43 -)))
44 44  
45 -(((
46 46  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.
47 -)))
48 48  
49 49  
50 50  [[image:image-20230201084414-1.png||height="464" width="1108"]]
51 51  
52 52  
41 +
42 +
53 53  == ​1.2 Features ==
54 54  
55 55  
... ... @@ -134,17 +134,17 @@
134 134  
135 135  
136 136  (% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
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" %)(((
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" %)(((
139 139  If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
140 140  Meanwhile, BLE module will be active and user can connect via BLE to configure device.
141 141  )))
142 -|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:109px" %)Active Device|(% style="width:231px" %)(((
132 +|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:117px" %)Active Device|(% style="width:225px" %)(((
143 143  (% 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.
144 144  (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
145 145  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.
146 146  )))
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.
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.
148 148  
149 149  == 1.7 Pin Mapping ==
150 150  
... ... @@ -493,10 +493,10 @@
493 493  
494 494  
495 495  (% border="1" cellspacing="4" style="background-color:#f7faff; width:510px" %)
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
486 +|(% style="width:170px" %)**AT+DATACUT1 value**|(% style="width:338px" %)**Final Result to combine Payload**
487 +|(% style="width:170px" %)34,1,1+2+3|(% style="width:338px" %)0D 00 01 30 31 33
488 +|(% 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
489 +|(% 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
500 500  
501 501  * (% style="color:blue" %)** Downlink Payload:**
502 502  
... ... @@ -521,7 +521,6 @@
521 521  [[image:image-20230201094129-18.png]]
522 522  
523 523  
524 -
525 525  (% style="color:blue" %)**Clear SDI12 Command**
526 526  
527 527  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
... ... @@ -565,6 +565,7 @@
565 565  
566 566  (% style="color:blue" %)**Compose Uplink**
567 567  
557 +
568 568  (% style="color:#4f81bd" %)**AT+DATAUP=0**
569 569  
570 570  Compose the uplink payload with value returns in sequence and send with **__A SIGNLE UPLINK__**.
... ... @@ -622,10 +622,10 @@
622 622  
623 623  Users can also use the downlink command(0x26 01) to ask SDI-12-LB to resend this uplink.
624 624  
625 -(% border="1" cellspacing="4" style="background-color:#f7faff; width:420px" %)
615 +(% border="1" cellspacing="4" style="background-color:#f7faff; width:437px" %)
626 626  |(% colspan="6" style="width:434px" %)**Device Status (FPORT=5)**
627 -|(% style="width:114px" %)**Size(bytes)**|(% style="width:39px" %)**1**|(% style="width:80px" %)**2**|(% style="width:89px" %)**1**|(% style="width:59px" %)**1**|(% style="width:37px" %)**2**
628 -|(% style="width:114px" %)**Value**|(% style="width:39px" %)Sensor Model|(% style="width:80px" %)Firmware Version|(% style="width:89px" %)Frequency Band|(% style="width:59px" %)Sub-band|(% style="width:37px" %)BAT
617 +|(% style="width:102px" %)**Size (bytes)**|(% style="width:67px" %)**1**|(% style="width:80px" %)**2**|(% style="width:89px" %)**1**|(% style="width:52px" %)**1**|(% style="width:44px" %)**2**
618 +|(% style="width:102px" %)**Value**|(% style="width:67px" %)Sensor Model|(% style="width:80px" %)Firmware Version|(% style="width:89px" %)Frequency Band|(% style="width:52px" %)Sub-band|(% style="width:44px" %)BAT
629 629  
630 630  Example parse in TTNv3
631 631  
... ... @@ -694,15 +694,15 @@
694 694  
695 695  * Periodically Uplink: FPORT=2
696 696  
697 -(% border="1" cellspacing="4" style="background-color:#f7faff; width:500px" %)
698 -|=(% style="width: 93px;" %)(((
687 +(% border="1" cellspacing="4" style="background-color:#f7faff; width:510px" %)
688 +|(% style="width:93px" %)(((
699 699  **Size(bytes)**
700 -)))|=(% style="width: 83px;" %)**2**|=(% style="width: 91px;" %)**1**|=(% style="width: 212px;" %)**Length depends on the return from the commands**
690 +)))|(% style="width:83px" %)**2**|(% style="width:70px" %)**1**|(% style="width:234px" %)**Length depends on the return from the commands**
701 701  |(% style="width:93px" %)**Value**|(% style="width:83px" %)(((
702 702  Battery(mV)
703 703  &
704 704  Interrupt_Flag
705 -)))|(% style="width:91px" %)[[PAYLOAD_VER>>||anchor="H3.6Setthepayloadversion"]]|(% style="width:212px" %)(((
695 +)))|(% style="width:70px" %)[[PAYLOAD_VER>>||anchor="H3.6Setthepayloadversion"]]|(% style="width:234px" %)(((
706 706  If the valid payload is too long and exceed the maximum support.
707 707  Payload length in server,server will show payload not provided in the LoRaWAN server.
708 708  )))
... ... @@ -1135,6 +1135,11 @@
1135 1135  (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1136 1136  
1137 1137  
1128 +
1129 +
1130 +
1131 +
1132 +
1138 1138  = 9. Packing Info =
1139 1139  
1140 1140  

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