Last modified by Xiaoling on 2025/04/25 08:58
<
From version < 41.12 >
edited by Xiaoling
on 2023/02/01 16:36
To version < 42.1 >
edited by Bei Jinggeng
on 2023/02/22 14:38
>
Change comment: Uploaded new attachment "image-20230222143809-1.png", version {1}

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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22 22  == 1.1 ​What is SDI-12 to LoRaWAN Converter ==
23 23  
24 24  
25 +(((
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.
27 +)))
26 26  
29 +(((
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.
31 +)))
28 28  
33 +(((
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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30 30  
37 +(((
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.
39 +)))
32 32  
41 +(((
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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34 34  
45 +(((
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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36 36  
37 37  
38 38  [[image:image-20230201084414-1.png||height="464" width="1108"]]
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53 53  * Downlink to change configure
54 54  * 8500mAh Battery for long term use
55 55  
68 +
69 +
56 56  == 1.3 Specification ==
57 57  
58 58  
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99 99  * Sleep Mode: 5uA @ 3.3v
100 100  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
101 101  
116 +
117 +
102 102  == 1.4 Connect to SDI-12 Sensor ==
103 103  
104 104  
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120 120  [[image:1675212633011-651.png]]
121 121  
122 122  
123 -
124 124  (% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
125 -|=(% style="width: 167px;" %)**Behavior on ACT**|=(% style="width: 117px;" %)**Function**|=(% style="width: 225px;" %)**Action**
126 -|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)(((
140 +|=(% style="width: 167px;" %)**Behavior on ACT**|=(% style="width: 109px;" %)**Function**|=(% style="width: 231px;" %)**Action**
141 +|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:109px" %)Send an uplink|(% style="width:231px" %)(((
127 127  If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
128 128  Meanwhile, BLE module will be active and user can connect via BLE to configure device.
129 129  )))
130 -|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:117px" %)Active Device|(% style="width:225px" %)(((
145 +|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:109px" %)Active Device|(% style="width:231px" %)(((
131 131  (% 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.
132 132  (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
133 133  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.
134 134  )))
135 -|(% 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.
150 +|(% 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.
136 136  
152 +
153 +
137 137  == 1.7 Pin Mapping ==
138 138  
139 139  
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481 481  
482 482  
483 483  (% border="1" cellspacing="4" style="background-color:#f7faff; width:510px" %)
484 -|(% style="width:170px" %)**AT+DATACUT1 value**|(% style="width:338px" %)**Final Result to combine Payload**
485 -|(% style="width:170px" %)34,1,1+2+3|(% style="width:338px" %)0D 00 01 30 31 33
486 -|(% 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
487 -|(% 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
501 +|=(% style="width: 164px;" %)**AT+DATACUT1 value**|=(% style="width: 344px;" %)**Final Result to combine Payload**
502 +|(% style="width:164px" %)34,1,1+2+3|(% style="width:344px" %)0D 00 01 30 31 33
503 +|(% 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
504 +|(% 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
488 488  
489 489  * (% style="color:blue" %)** Downlink Payload:**
490 490  
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509 509  [[image:image-20230201094129-18.png]]
510 510  
511 511  
529 +
512 512  (% style="color:blue" %)**Clear SDI12 Command**
513 513  
514 514  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
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552 552  
553 553  (% style="color:blue" %)**Compose Uplink**
554 554  
555 -
556 556  (% style="color:#4f81bd" %)**AT+DATAUP=0**
557 557  
558 558  Compose the uplink payload with value returns in sequence and send with **__A SIGNLE UPLINK__**.
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610 610  
611 611  Users can also use the downlink command(0x26 01) to ask SDI-12-LB to resend this uplink.
612 612  
613 -(% border="1" cellspacing="4" style="background-color:#f7faff; width:437px" %)
630 +(% border="1" cellspacing="4" style="background-color:#f7faff; width:420px" %)
614 614  |(% colspan="6" style="width:434px" %)**Device Status (FPORT=5)**
615 -|(% 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**
616 -|(% 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
632 +|(% 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**
633 +|(% 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
617 617  
618 618  Example parse in TTNv3
619 619  
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682 682  
683 683  * Periodically Uplink: FPORT=2
684 684  
685 -(% border="1" cellspacing="4" style="background-color:#f7faff; width:510px" %)
686 -|(% style="width:93px" %)(((
702 +(% border="1" cellspacing="4" style="background-color:#f7faff; width:500px" %)
703 +|=(% style="width: 90px;" %)(((
687 687  **Size(bytes)**
688 -)))|(% style="width:83px" %)**2**|(% style="width:70px" %)**1**|(% style="width:234px" %)**Length depends on the return from the commands**
705 +)))|=(% style="width: 80px;" %)**2**|=(% style="width: 90px;" %)**1**|=(% style="width: 240px;" %)**Length depends on the return from the commands**
689 689  |(% style="width:93px" %)**Value**|(% style="width:83px" %)(((
690 690  Battery(mV)
691 691  &
692 692  Interrupt_Flag
693 -)))|(% style="width:70px" %)[[PAYLOAD_VER>>||anchor="H3.6Setthepayloadversion"]]|(% style="width:234px" %)(((
710 +)))|(% style="width:91px" %)[[PAYLOAD_VER>>||anchor="H3.6Setthepayloadversion"]]|(% style="width:212px" %)(((
694 694  If the valid payload is too long and exceed the maximum support.
695 695  Payload length in server,server will show payload not provided in the LoRaWAN server.
696 696  )))
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760 760  
761 761  [[https:~~/~~/www.dropbox.com/sh/qrbgbikb109lkiv/AACBR-v_ZhZAMengcY7Nsa1ja?dl=0>>https://www.dropbox.com/sh/qrbgbikb109lkiv/AACBR-v_ZhZAMengcY7Nsa1ja?dl=0]]
762 762  
763 -
764 764  
765 765  = 3. Configure SDI-12-LB via AT Command or LoRaWAN Downlink =
766 766  
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818 818  * Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
819 819  * Example 2: Downlink Payload: 0100003C  ~/~/  Set Transmit Interval (TDC) = 60 seconds
820 820  
837 +
838 +
821 821  == 3.2 Set Interrupt Mode ==
822 822  
823 823  
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849 849  * Example 1: Downlink Payload: 06000000  ~/~/  Turn off interrupt mode
850 850  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
851 851  
870 +
871 +
852 852  == 3.3 Set the output time ==
853 853  
854 854  
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918 918  * Example 5: Downlink Payload: 070301F4  **~-~-->**  AT+12VT=500
919 919  * Example 6: Downlink Payload: 07030000  **~-~-->**  AT+12VT=0
920 920  
941 +
942 +
921 921  == 3.4 Set the all data mode ==
922 922  
923 923  
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940 940  * Example 1: Downlink Payload: AB 00  ~/~/  AT+ALLDATAMOD=0
941 941  * Example 2: Downlink Payload: AB 01  ~/~/  AT+ALLDATAMOD=1
942 942  
965 +
966 +
943 943  == 3.5 Set the splicing payload for uplink ==
944 944  
945 945  
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976 976  
977 977  == 3.6 Set the payload version ==
978 978  
1003 +
979 979  Feature, Set the payload version.
980 980  
981 981  (% style="color:blue" %)**AT Command: AT+PAYVER**
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995 995  * Example 1: Downlink Payload: AE 01  ~/~/  AT+PAYVER=1
996 996  * Example 2: Downlink Payload: AE 05  ~/~/  AT+PAYVER=5
997 997  
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1024 +
998 998  = 4. Battery & how to replace =
999 999  
1000 1000  == 4.1 Battery Type ==
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1109 1109  = 8. ​Order Info =
1110 1110  
1111 1111  
1139 +(((
1112 1112  (% style="color:blue" %)**Part Number: SDI-12-LB-XXX**
1141 +)))
1113 1113  
1143 +(((
1114 1114  XXX: The default frequency band
1145 +)))
1115 1115  
1147 +(((
1116 1116  (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1117 1117  (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1118 1118  (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
... ... @@ -1121,6 +1121,7 @@
1121 1121  (% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1122 1122  (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
1123 1123  (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1156 +)))
1124 1124  
1125 1125  
1126 1126  = 9. Packing Info =
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1137 1137  * Package Size / pcs : cm
1138 1138  * Weight / pcs : g
1139 1139  
1173 +
1174 +
1140 1140  = 10. ​Support =
1141 1141  
1142 1142  
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