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]] ... ... @@ -87,8 +87,6 @@ 87 87 * 4000mAh or 8500mAh Battery for long term use 88 88 89 89 90 - 91 - 92 92 == 1.3 Specification == 93 93 94 94 === 1.3.1 Rated environmental conditions === ... ... @@ -110,7 +110,6 @@ 110 110 [[image:1654852253176-749.png]] 111 111 112 112 113 - 114 114 **(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.** 115 115 116 116 ... ... @@ -130,6 +130,7 @@ 130 130 * Sewer 131 131 * Bottom water level monitoring 132 132 101 + 133 133 == 1.6 Pin mapping and power on == 134 134 135 135 ... ... @@ -238,12 +238,12 @@ 238 238 **Size (bytes)** 239 239 )))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1** 240 240 |(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|((( 241 -[[Distance>>||anchor="H2.3. 2A0Distance"]]210 +[[Distance>>||anchor="H2.3.3A0Distance"]] 242 242 243 243 (unit: mm) 244 -)))|[[Digital Interrupt (Optional)>>||anchor="H2.3. 3A0InterruptPin"]]|(((245 -[[Temperature (Optional )>>||anchor="H2.3. 4A0DS18B20Temperaturesensor"]]246 -)))|[[Sensor Flag>> ||anchor="H2.3.5A0SensorFlag"]]213 +)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|((( 214 +[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]] 215 +)))|[[Sensor Flag>>path:#Sensor_Flag]] 247 247 248 248 [[image:1654850511545-399.png]] 249 249 ... ... @@ -273,7 +273,7 @@ 273 273 274 274 === 2.3.3 Interrupt Pin === 275 275 276 -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.245 +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. 277 277 278 278 **Example:** 279 279 ... ... @@ -304,9 +304,9 @@ 304 304 0x00: No Ultrasonic Sensor 305 305 306 306 276 +=== 277 +(% style="color:inherit; font-family:inherit" %)2.3.6 Decode payload in The Things Network(%%) === 307 307 308 -=== 2.3.6 Decode payload in The Things Network === 309 - 310 310 While using TTN network, you can add the payload format to decode the payload. 311 311 312 312 ... ... @@ -856,13 +856,11 @@ 856 856 857 857 [[image:image-20220610172003-1.png]] 858 858 859 - 860 860 [[image:image-20220610172003-2.png]] 861 861 862 862 831 +== 2.10 Battery Analysis == 863 863 864 -== 2.10 Battery Analysis == 865 - 866 866 === 2.10.1 Battery Type === 867 867 868 868 The LDDS75 battery is a combination of a 4000mAh or 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter. ... ... @@ -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]], 841 +[[ 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.857 +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)865 +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 =870 += 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"]].880 +AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]]. 914 914 ))) 915 915 ))) 916 916 * ((( ... ... @@ -1007,6 +1007,8 @@ 1007 1007 [[image:image-20220610173409-7.png]] 1008 1008 1009 1009 977 + 978 + 1010 1010 ((( 1011 1011 (% style="color:#037691" %)**Downlink Command: 0x01** 1012 1012 ))) ... ... @@ -1025,93 +1025,283 @@ 1025 1025 1026 1026 ))) 1027 1027 1028 -== 3.3 SetInterruptMode ==997 +== 3.3 Get Firmware Version Info == 1029 1029 1030 -Feature ,SetInterrupt modeforGPIO_EXIT.999 +Feature: use downlink to get firmware version. 1031 1031 1032 -(% style="color:#037691" %)**Downlink Command: AT+INTMOD**1001 +(% style="color:#037691" %)**Downlink Command: 0x26** 1033 1033 1034 -[[image:image-202206 10174917-9.png]]1003 +[[image:image-20220607171917-10.png]] 1035 1035 1005 +* Reply to the confirmation package: 26 01 1006 +* Reply to non-confirmed packet: 26 00 1036 1036 1037 - (%style="color:#037691"%)**DownlinkCommand:0x06**1008 +Device will send an uplink after got this downlink command. With below payload: 1038 1038 1039 - Format:Command Code(0x06)followedby 3 bytes.1010 +Configures info payload: 1040 1040 1041 -This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06. 1012 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 1013 +|=((( 1014 +**Size(bytes)** 1015 +)))|=**1**|=**1**|=**1**|=**1**|=**1**|=**5**|=**1** 1016 +|**Value**|Software Type|((( 1017 +Frequency 1042 1042 1043 -* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1044 -* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1019 +Band 1020 +)))|Sub-band|((( 1021 +Firmware 1045 1045 1023 +Version 1024 +)))|Sensor Type|Reserve|((( 1025 +[[Message Type>>||anchor="H2.3.7A0MessageType"]] 1026 +Always 0x02 1027 +))) 1046 1046 1029 +**Software Type**: Always 0x03 for LLDS12 1047 1047 1048 -= 4. FAQ = 1049 1049 1050 - == 4.1 What is the frequencyplanfor LDDS75? ==1032 +**Frequency Band**: 1051 1051 1052 - 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"]]1034 +*0x01: EU868 1053 1053 1036 +*0x02: US915 1054 1054 1038 +*0x03: IN865 1055 1055 1056 - ==4.2How to change the LoRa Frequency Bands/Region ==1040 +*0x04: AU915 1057 1057 1058 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]]. 1059 -When downloading the images, choose the required image file for download. 1042 +*0x05: KZ865 1060 1060 1044 +*0x06: RU864 1061 1061 1046 +*0x07: AS923 1062 1062 1063 - ==4.3 Can I use LDDS75 in condensation environment? ==1048 +*0x08: AS923-1 1064 1064 1065 - LDDS75is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0.1050 +*0x09: AS923-2 1066 1066 1052 +*0xa0: AS923-3 1067 1067 1068 1068 1069 - = 5. TroubleShooting=1055 +**Sub-Band**: value 0x00 ~~ 0x08 1070 1070 1071 -== 5.1 Why I can’t join TTN V3 in US915 / AU915 bands? == 1072 1072 1073 - Itis due to channelmapping. Pleasesee below link:[[Frequencyband>>doc:Main.LoRaWANCommunication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]1058 +**Firmware Version**: 0x0100, Means: v1.0.0 version 1074 1074 1075 1075 1076 - == 5.2 AT Command input doesn't work==1061 +**Sensor Type**: 1077 1077 1063 +0x01: LSE01 1064 + 1065 +0x02: LDDS75 1066 + 1067 +0x03: LDDS20 1068 + 1069 +0x04: LLMS01 1070 + 1071 +0x05: LSPH01 1072 + 1073 +0x06: LSNPK01 1074 + 1075 +0x07: LLDS12 1076 + 1077 + 1078 + 1079 += 5. Battery & How to replace = 1080 + 1081 +== 5.1 Battery Type == 1082 + 1083 +((( 1084 +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. 1085 +))) 1086 + 1087 +((( 1088 +The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance. 1089 +))) 1090 + 1091 +[[image:1654593587246-335.png]] 1092 + 1093 + 1094 +Minimum Working Voltage for the LLDS12: 1095 + 1096 +LLDS12: 2.45v ~~ 3.6v 1097 + 1098 + 1099 + 1100 +== 5.2 Replace Battery == 1101 + 1102 +((( 1103 +Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery. 1104 +))) 1105 + 1106 +((( 1107 +And make sure the positive and negative pins match. 1108 +))) 1109 + 1110 + 1111 + 1112 +== 5.3 Power Consumption Analyze == 1113 + 1114 +((( 1115 +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. 1116 +))) 1117 + 1118 +((( 1119 +Instruction to use as below: 1120 +))) 1121 + 1122 + 1123 +**Step 1**: Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: 1124 + 1125 +[[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/]] 1126 + 1127 + 1128 +**Step 2**: Open it and choose 1129 + 1130 +* Product Model 1131 +* Uplink Interval 1132 +* Working Mode 1133 + 1134 +And the Life expectation in difference case will be shown on the right. 1135 + 1136 +[[image:1654593605679-189.png]] 1137 + 1138 + 1139 +The battery related documents as below: 1140 + 1141 +* ((( 1142 +[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]], 1143 +))) 1144 +* ((( 1145 +[[Lithium-Thionyl Chloride Battery datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]], 1146 +))) 1147 +* ((( 1148 +[[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]] 1149 +))) 1150 + 1151 +[[image:image-20220607172042-11.png]] 1152 + 1153 + 1154 + 1155 +=== 5.3.1 Battery Note === 1156 + 1157 +((( 1158 +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. 1159 +))) 1160 + 1161 + 1162 + 1163 +=== 5.3.2 Replace the battery === 1164 + 1165 +((( 1166 +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. 1167 +))) 1168 + 1169 +((( 1170 +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) 1171 +))) 1172 + 1173 + 1174 + 1175 += 6. Use AT Command = 1176 + 1177 +== 6.1 Access AT Commands == 1178 + 1179 +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. 1180 + 1181 +[[image:1654593668970-604.png]] 1182 + 1183 +**Connection:** 1184 + 1185 +(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND** 1186 + 1187 +(% style="background-color:yellow" %)** USB TTL TXD <~-~-~-~-> UART_RXD** 1188 + 1189 +(% style="background-color:yellow" %)** USB TTL RXD <~-~-~-~-> UART_TXD** 1190 + 1191 + 1192 +((( 1193 +((( 1194 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12. 1195 +))) 1196 + 1197 +((( 1198 +LLDS12 will output system info once power on as below: 1199 +))) 1200 +))) 1201 + 1202 + 1203 + [[image:1654593712276-618.png]] 1204 + 1205 +Valid AT Command please check [[Configure Device>>||anchor="H4.A0ConfigureLLDS12viaATCommandorLoRaWANDownlink"]]. 1206 + 1207 + 1208 += 7. FAQ = 1209 + 1210 +== 7.1 How to change the LoRa Frequency Bands/Region == 1211 + 1212 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]]. 1213 +When downloading the images, choose the required image file for download. 1214 + 1215 + 1216 += 8. Trouble Shooting = 1217 + 1218 +== 8.1 AT Commands input doesn’t work == 1219 + 1220 + 1221 +((( 1078 1078 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. 1223 +))) 1079 1079 1225 + 1226 +== 8.2 Significant error between the output distant value of LiDAR and actual distance == 1227 + 1228 + 1080 1080 ((( 1081 - 1230 +(% 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.) 1082 1082 ))) 1083 1083 1233 +((( 1234 +Troubleshooting: Please avoid use of this product under such circumstance in practice. 1235 +))) 1084 1084 1085 -= 6. Order Info = 1237 +((( 1238 + 1239 +))) 1086 1086 1241 +((( 1242 +(% style="color:blue" %)**Cause ②**(%%)**: **The IR-pass filters are blocked. 1243 +))) 1087 1087 1088 -Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY** 1245 +((( 1246 +Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter. 1247 +))) 1089 1089 1090 1090 1091 -(% style="color:blue" %)**XX**(%%)**: **The default frequency band 1092 1092 1093 -* (% style="color:red" %)**AS923 **(%%)**:** LoRaWAN AS923 band 1094 -* (% style="color:red" %)**AU915 **(%%)**:** LoRaWAN AU915 band 1095 -* (% style="color:red" %)**EU433 **(%%)**:** LoRaWAN EU433 band 1096 -* (% style="color:red" %)**EU868 **(%%)**:** LoRaWAN EU868 band 1097 -* (% style="color:red" %)**KR920 **(%%)**:** LoRaWAN KR920 band 1098 -* (% style="color:red" %)**US915 **(%%)**:** LoRaWAN US915 band 1099 -* (% style="color:red" %)**IN865 **(%%)**:** LoRaWAN IN865 band 1100 -* (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band 1251 += 9. Order Info = 1101 1101 1102 -(% style="color:blue" %)**YY**(%%): Battery Option 1103 1103 1104 -* (% style="color:red" %)**4 **(%%)**: **4000mAh battery 1105 -* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1254 +Part Number: (% style="color:blue" %)**LLDS12-XX** 1106 1106 1107 1107 1257 +(% style="color:blue" %)**XX**(%%): The default frequency band 1108 1108 1109 -= 7. Packing Info = 1259 +* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band 1260 +* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band 1261 +* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band 1262 +* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band 1263 +* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band 1264 +* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band 1265 +* (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band 1266 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 1110 1110 1268 += 10. Packing Info = 1111 1111 1270 + 1112 1112 **Package Includes**: 1113 1113 1114 -* LD DS75LoRaWAN DistanceDetectionSensor x 11273 +* LLDS12 LoRaWAN LiDAR Distance Sensor x 1 1115 1115 1116 1116 **Dimension and weight**: 1117 1117 ... ... @@ -1120,9 +1120,7 @@ 1120 1120 * Package Size / pcs : cm 1121 1121 * Weight / pcs : g 1122 1122 1282 += 11. Support = 1123 1123 1124 - 1125 -= 8. Support = 1126 - 1127 1127 * 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. 1128 1128 * 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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