<
From version < 150.39 >
edited by Xiaoling
on 2022/06/11 09:14
To version < 147.7 >
edited by Xiaoling
on 2022/06/10 17:41
>
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Summary

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Content
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3 3  
4 4  **Contents:**
5 5  
6 -{{toc/}}
7 7  
8 8  
9 9  
... ... @@ -11,7 +11,6 @@
11 11  
12 12  
13 13  
14 -
15 15  = 1.  Introduction =
16 16  
17 17  == 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
... ... @@ -20,51 +20,24 @@
20 20  
21 21  
22 22  (((
23 -(((
24 24  The Dragino LDDS75 is a (% style="color:#4472c4" %)** LoRaWAN Distance Detection Sensor**(%%) for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses (% style="color:#4472c4" %)** ultrasonic sensing** (%%)technology for distance measurement, and (% style="color:#4472c4" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The LDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc.
25 -)))
26 26  
27 -(((
28 -
29 -)))
30 30  
31 -(((
32 32  It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
33 -)))
34 34  
35 -(((
36 -
37 -)))
38 38  
39 -(((
40 40  The LoRa wireless technology used in LDDS75 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.
41 -)))
42 42  
43 -(((
44 -
45 -)))
46 46  
47 -(((
48 48  LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
49 -)))
50 50  
51 -(((
52 -
53 -)))
54 54  
55 -(((
56 56  Each LDDS75 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on.
57 -)))
58 58  
59 -(((
60 -
61 -)))
62 62  
63 -(((
64 -(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
36 +(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors
65 65  )))
66 66  )))
67 -)))
68 68  
69 69  
70 70  [[image:1654847051249-359.png]]
... ... @@ -86,8 +86,6 @@
86 86  * IP66 Waterproof Enclosure
87 87  * 4000mAh or 8500mAh Battery for long term use
88 88  
89 -
90 -
91 91  == 1.3  Specification ==
92 92  
93 93  === 1.3.1  Rated environmental conditions ===
... ... @@ -94,12 +94,12 @@
94 94  
95 95  [[image:image-20220610154839-1.png]]
96 96  
97 -(((
98 -**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);  b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
99 -)))
66 +**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);**
100 100  
68 +**b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
101 101  
102 102  
71 +
103 103  === 1.3.2  Effective measurement range Reference beam pattern ===
104 104  
105 105  **(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
... ... @@ -109,7 +109,6 @@
109 109  [[image:1654852253176-749.png]]
110 110  
111 111  
112 -
113 113  **(2)** **The object to be tested is a "corrugated cardboard box" perpendicular to the central axis of 0 °, and the length * width is 60cm * 50cm.**
114 114  
115 115  
... ... @@ -129,9 +129,6 @@
129 129  * Sewer
130 130  * Bottom water level monitoring
131 131  
132 -
133 -
134 -
135 135  == 1.6  Pin mapping and power on ==
136 136  
137 137  
... ... @@ -240,12 +240,12 @@
240 240  **Size (bytes)**
241 241  )))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
242 242  |(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
243 -[[Distance>>||anchor="H2.3.2A0Distance"]]
208 +[[Distance>>||anchor="H2.3.3A0Distance"]]
244 244  
245 245  (unit: mm)
246 -)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
247 -[[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
248 -)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
211 +)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
212 +[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]]
213 +)))|[[Sensor Flag>>path:#Sensor_Flag]]
249 249  
250 250  [[image:1654850511545-399.png]]
251 251  
... ... @@ -274,7 +274,7 @@
274 274  
275 275  === 2.3.3  Interrupt Pin ===
276 276  
277 -This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3A0SetInterruptMode"]] for the hardware and software set up.
242 +This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.2A0SetInterruptMode"]] for the hardware and software set up.
278 278  
279 279  **Example:**
280 280  
... ... @@ -305,9 +305,9 @@
305 305  0x00: No Ultrasonic Sensor
306 306  
307 307  
273 +===
274 +(% style="color:inherit; font-family:inherit" %)2.3.6  Decode payload in The Things Network(%%) ===
308 308  
309 -=== 2.3.6  Decode payload in The Things Network ===
310 -
311 311  While using TTN network, you can add the payload format to decode the payload.
312 312  
313 313  
... ... @@ -856,11 +856,9 @@
856 856  
857 857  [[image:image-20220610172003-1.png]]
858 858  
859 -
860 860  [[image:image-20220610172003-2.png]]
861 861  
862 862  
863 -
864 864  == 2.10  Battery Analysis ==
865 865  
866 866  === 2.10.1  Battery Type ===
... ... @@ -871,7 +871,7 @@
871 871  The battery related documents as below:
872 872  
873 873  * (((
874 -[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
837 +[[ Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
875 875  )))
876 876  * (((
877 877  [[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
... ... @@ -887,7 +887,7 @@
887 887  === 2.10.2  Replace the battery ===
888 888  
889 889  (((
890 -You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board.
853 +You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there wont be voltage drop between battery and main board.
891 891  )))
892 892  
893 893  (((
... ... @@ -895,12 +895,12 @@
895 895  )))
896 896  
897 897  (((
898 -The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can't find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
861 +The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user cant find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
899 899  )))
900 900  
901 901  
902 902  
903 -= 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
866 += 3.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
904 904  
905 905  (((
906 906  (((
... ... @@ -910,7 +910,7 @@
910 910  
911 911  * (((
912 912  (((
913 -AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
876 +AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]].
914 914  )))
915 915  )))
916 916  * (((
... ... @@ -1031,7 +1031,7 @@
1031 1031  
1032 1032  (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1033 1033  
1034 -[[image:image-20220610174917-9.png]]
997 +[[image:image-20220610105907-1.png]]
1035 1035  
1036 1036  
1037 1037  (% style="color:#037691" %)**Downlink Command: 0x06**
... ... @@ -1044,72 +1044,201 @@
1044 1044  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1045 1045  
1046 1046  
1047 -= 4FAQ =
1010 += 5Battery & How to replace =
1048 1048  
1049 -== 4.1  What is the frequency plan for LDDS75? ==
1012 +== 5.1  Battery Type ==
1050 1050  
1051 -LDDS75 use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
1014 +(((
1015 +LLDS12 is equipped with a [[8500mAH ER26500 Li-SOCI2 battery>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]. The battery is un-rechargeable battery with low discharge rate targeting for 8~~10 years use. This type of battery is commonly used in IoT target for long-term running, such as water meter.
1016 +)))
1052 1052  
1018 +(((
1019 +The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
1020 +)))
1053 1053  
1022 +[[image:1654593587246-335.png]]
1054 1054  
1055 -== 4.2  How to change the LoRa Frequency Bands/Region ==
1056 1056  
1057 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1058 -When downloading the images, choose the required image file for download. ​
1025 +Minimum Working Voltage for the LLDS12:
1059 1059  
1027 +LLDS12:  2.45v ~~ 3.6v
1060 1060  
1061 1061  
1062 -== 4.3  Can I use LDDS75 in condensation environment? ==
1063 1063  
1064 -LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0.
1031 +== 5. Replace Battery ==
1065 1065  
1033 +(((
1034 +Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
1035 +)))
1066 1066  
1037 +(((
1038 +And make sure the positive and negative pins match.
1039 +)))
1067 1067  
1068 -= 5.  Trouble Shooting =
1069 1069  
1070 -== 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
1071 1071  
1072 -It is due to channel mapping. Please see below link:  [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1043 +== 5. Power Consumption Analyze ==
1073 1073  
1045 +(((
1046 +Dragino Battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
1047 +)))
1074 1074  
1075 -== 5.2  AT Command input doesn't work ==
1049 +(((
1050 +Instruction to use as below:
1051 +)))
1076 1076  
1053 +
1054 +**Step 1**: Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from:
1055 +
1056 +[[https:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/Battery_Analyze/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/]]
1057 +
1058 +
1059 +**Step 2**: Open it and choose
1060 +
1061 +* Product Model
1062 +* Uplink Interval
1063 +* Working Mode
1064 +
1065 +And the Life expectation in difference case will be shown on the right.
1066 +
1067 +[[image:1654593605679-189.png]]
1068 +
1069 +
1070 +The battery related documents as below:
1071 +
1072 +* (((
1073 +[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
1074 +)))
1075 +* (((
1076 +[[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
1077 +)))
1078 +* (((
1079 +[[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]]
1080 +)))
1081 +
1082 +[[image:image-20220607172042-11.png]]
1083 +
1084 +
1085 +
1086 +=== 5.3.1  ​Battery Note ===
1087 +
1088 +(((
1089 +The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased.
1090 +)))
1091 +
1092 +
1093 +
1094 +=== ​5.3.2  Replace the battery ===
1095 +
1096 +(((
1097 +You can change the battery in the LLDS12.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
1098 +)))
1099 +
1100 +(((
1101 +The default battery pack of LLDS12 includes a ER26500 plus super capacitor. If user can’t find this pack locally, they can find ER26500 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
1102 +)))
1103 +
1104 +
1105 +
1106 += 6.  Use AT Command =
1107 +
1108 +== 6.1  Access AT Commands ==
1109 +
1110 +LLDS12 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LLDS12 for using AT command, as below.
1111 +
1112 +[[image:1654593668970-604.png]]
1113 +
1114 +**Connection:**
1115 +
1116 +(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND**
1117 +
1118 +(% style="background-color:yellow" %)** USB TTL TXD  <~-~-~-~-> UART_RXD**
1119 +
1120 +(% style="background-color:yellow" %)** USB TTL RXD  <~-~-~-~-> UART_TXD**
1121 +
1122 +
1123 +(((
1124 +(((
1125 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12.
1126 +)))
1127 +
1128 +(((
1129 +LLDS12 will output system info once power on as below:
1130 +)))
1131 +)))
1132 +
1133 +
1134 + [[image:1654593712276-618.png]]
1135 +
1136 +Valid AT Command please check [[Configure Device>>||anchor="H4.A0ConfigureLLDS12viaATCommandorLoRaWANDownlink"]].
1137 +
1138 +
1139 += 7.  FAQ =
1140 +
1141 +== 7.1  How to change the LoRa Frequency Bands/Region ==
1142 +
1143 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1144 +When downloading the images, choose the required image file for download. ​
1145 +
1146 +
1147 += 8.  Trouble Shooting =
1148 +
1149 +== 8.1  AT Commands input doesn’t work ==
1150 +
1151 +
1152 +(((
1077 1077  In the case if user can see the console output but can’t type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn’t send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
1154 +)))
1078 1078  
1156 +
1157 +== 8.2  Significant error between the output distant value of LiDAR and actual distance ==
1158 +
1159 +
1079 1079  (((
1161 +(% style="color:blue" %)**Cause ①**(%%)**:**Due to the physical principles of The LiDAR probe, the above phenomenon is likely to occur if the detection object is the material with high reflectivity (such as mirror, smooth floor tile, etc.) or transparent substance (such as glass and water, etc.)
1162 +)))
1163 +
1164 +(((
1165 +Troubleshooting: Please avoid use of this product under such circumstance in practice.
1166 +)))
1167 +
1168 +(((
1080 1080  
1081 1081  )))
1082 1082  
1172 +(((
1173 +(% style="color:blue" %)**Cause ②**(%%)**: **The IR-pass filters are blocked.
1174 +)))
1083 1083  
1084 -= 6.  Order Info =
1176 +(((
1177 +Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter.
1178 +)))
1085 1085  
1086 1086  
1087 -Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY**
1088 1088  
1182 += 9.  Order Info =
1089 1089  
1090 -(% style="color:blue" %)**XX**(%%)**: **The default frequency band
1091 1091  
1092 -* (% style="color:red" %)**AS923 **(%%)**:** LoRaWAN AS923 band
1093 -* (% style="color:red" %)**AU915 **(%%)**:** LoRaWAN AU915 band
1094 -* (% style="color:red" %)**EU433 **(%%)**:** LoRaWAN EU433 band
1095 -* (% style="color:red" %)**EU868 **(%%)**:** LoRaWAN EU868 band
1096 -* (% style="color:red" %)**KR920 **(%%)**:** LoRaWAN KR920 band
1097 -* (% style="color:red" %)**US915 **(%%)**:** LoRaWAN US915 band
1098 -* (% style="color:red" %)**IN865 **(%%)**:**  LoRaWAN IN865 band
1099 -* (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band
1185 +Part Number: (% style="color:blue" %)**LLDS12-XX**
1100 1100  
1101 -(% style="color:blue" %)**YY**(%%): Battery Option
1102 1102  
1103 -* (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1104 -* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1188 +(% style="color:blue" %)**XX**(%%): The default frequency band
1105 1105  
1190 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
1191 +* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1192 +* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1193 +* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1194 +* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1195 +* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1196 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1197 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1106 1106  
1107 -= 7. ​ Packing Info =
1199 += 10. ​ Packing Info =
1108 1108  
1109 1109  
1110 1110  **Package Includes**:
1111 1111  
1112 -* LDDS75 LoRaWAN Distance Detection Sensor x 1
1204 +* LLDS12 LoRaWAN LiDAR Distance Sensor x 1
1113 1113  
1114 1114  **Dimension and weight**:
1115 1115  
... ... @@ -1118,8 +1118,7 @@
1118 1118  * Package Size / pcs : cm
1119 1119  * Weight / pcs : g
1120 1120  
1213 += 11.  ​Support =
1121 1121  
1122 -= 8.  ​Support =
1123 -
1124 1124  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1125 1125  * 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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