Changes for page LMDS200 -- LoRaWAN Microwave Radar Distance Sensor User Manual
Last modified by Xiaoling on 2025/04/27 16:45
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... ... @@ -3,7 +3,6 @@ 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="H 3.3A0SetInterruptMode"]] 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 won’t 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 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) 899 899 ))) 900 900 901 901 902 902 903 -= 3. Configure LD DS75via 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="H 4.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-202206101 74917-9.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 -= 4.FAQ=1010 += 5. Battery & How to replace = 1048 1048 1049 -== 4.1Whatisthefrequency planfor 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 - LDDS75is not suitable to be used in condensation environment.Condensation on the LDDS75probe willaffecttheeading and alwaysgot 0.1031 +== 5.2 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 - Itis due to channel mapping. Please see belowlink: [[Frequencyband>>doc:Main.LoRaWANCommunication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]1043 +== 5.3 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 -* LD DS75LoRaWAN DistanceDetectionSensor x 11204 +* 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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