Last modified by Xiaoling on 2025/04/25 08:58
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From version < 37.8 >
edited by Xiaoling
on 2023/02/01 11:54
To version < 37.5 >
edited by Xiaoling
on 2023/02/01 10:38
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Summary

Details

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Content
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3 3  
4 4  **Table of Contents：**
5 5  
6 -{{toc/}}
7 7  
8 8  
9 9  
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17 17  
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 -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 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 -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 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.
37 37  
38 38  
39 39  [[image:image-20230201084414-1.png||height="464" width="1108"]]
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41 41  
42 42  
43 43  
42 +
43 +
44 44  == ​1.2 Features ==
45 45  
46 46  
... ... @@ -56,22 +56,21 @@
56 56  * Downlink to change configure
57 57  * 8500mAh Battery for long term use
58 58  
59 -
60 60  == 1.3 Specification ==
61 61  
62 62  
63 -**(% style="color:#037691" %)Micro Controller:**
62 +**Micro Controller:**
64 64  
65 65  * MCU: 48Mhz ARM
66 66  * Flash: 256KB
67 67  * RAM: 64KB
68 68  
69 -**(% style="color:#037691" %)Common DC Characteristics:**
68 +**Common DC Characteristics:**
70 70  
71 71  * Supply Voltage: 2.5v ~~ 3.6v
72 72  * Operating Temperature: -40 ~~ 85°C
73 73  
74 -**(% style="color:#037691" %)LoRa Spec:**
73 +**LoRa Spec:**
75 75  
76 76  * Frequency Range,  Band 1 (HF): 862 ~~ 1020 Mhz
77 77  * Max +22 dBm constant RF output vs.
... ... @@ -78,19 +78,19 @@
78 78  * RX sensitivity: down to -139 dBm.
79 79  * Excellent blocking immunity
80 80  
81 -**(% style="color:#037691" %)Current Input Measuring :**
80 +**Current Input Measuring :**
82 82  
83 83  * Range: 0 ~~ 20mA
84 84  * Accuracy: 0.02mA
85 85  * Resolution: 0.001mA
86 86  
87 -**(% style="color:#037691" %)Voltage Input Measuring:**
86 +**Voltage Input Measuring:**
88 88  
89 89  * Range: 0 ~~ 30v
90 90  * Accuracy: 0.02v
91 91  * Resolution: 0.001v
92 92  
93 -**(% style="color:#037691" %)Battery:**
92 +**Battery:**
94 94  
95 95  * Li/SOCI2 un-chargeable battery
96 96  * Capacity: 8500mAh
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98 98  * Max continuously current: 130mA
99 99  * Max boost current: 2A, 1 second
100 100  
101 -**(% style="color:#037691" %)Power Consumption**
100 +**Power Consumption**
102 102  
103 103  * Sleep Mode: 5uA @ 3.3v
104 104  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
105 105  
106 -
107 107  == 1.4 Connect to SDI-12 Sensor ==
108 108  
109 109  
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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]]
1146 1146  
1147 -

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