Changes for page LMDS200 -- LoRaWAN Microwave Radar Distance Sensor User Manual
Last modified by Xiaoling on 2025/04/27 16:45
Summary
-
Page properties (2 modified, 0 added, 0 removed)
-
Attachments (0 modified, 0 added, 6 removed)
Details
- Page properties
-
- Title
-
... ... @@ -1,1 +1,1 @@ 1 -LDDS 20- LoRaWANUltrasonicLiquid LevelSensor User Manual1 +LDDS75 - LoRaWAN Distance Detection Sensor User Manual - Content
-
... ... @@ -1,97 +1,54 @@ 1 1 (% style="text-align:center" %) 2 -[[image:165 5254599445-662.png]]2 +[[image:1654846127817-788.png]] 3 3 4 +**Contents:** 4 4 5 5 6 6 7 -**Table of Contents:** 8 8 9 9 10 10 11 11 12 12 13 - 14 - 15 - 16 16 = 1. Introduction = 17 17 18 -== 1.1 What is LoRaWAN Ultrasonicliquid levelSensor ==15 +== 1.1 What is LoRaWAN Distance Detection Sensor == 19 19 20 20 ((( 21 21 22 22 23 23 ((( 24 -((( 25 -((( 26 -The Dragino LDDS20 is a (% style="color:#4472c4" %)**LoRaWAN Ultrasonic liquid level sensor**(%%) for Internet of Things solution. It uses (% style="color:#4472c4" %)**none-contact method **(%%)to measure the height of liquid in a container without opening the container, and send the value via LoRaWAN network to IoT Server 27 -))) 21 +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. 28 28 29 -((( 30 - 31 -))) 32 32 33 -((( 34 -The LDDS20 sensor is installed directly below the container to detect the height of the liquid level. User doesn’t need to open a hole on the container to be tested. The (% style="color:#4472c4" %)**none-contact measurement makes the measurement safety, easier and possible for some strict situation**. 35 -))) 24 +It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server. 36 36 37 -((( 38 - 39 -))) 40 40 41 -((( 42 -LDDS20 uses ultrasonic sensing technology for distance measurement. LDDS20 is of high accuracy to measure various liquid such as: (% style="color:#4472c4" %)**toxic substances**(%%), (% style="color:#4472c4" %)**strong acids**(%%), (% style="color:#4472c4" %)**strong alkalis**(%%) and (% style="color:#4472c4" %)**various pure liquids**(%%) in high-temperature and high-pressure airtight containers. 43 -))) 27 +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. 44 44 45 -((( 46 - 47 -))) 48 48 49 -((( 50 -The LoRa wireless technology used in LDDS20 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. 51 -))) 30 +LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*. 52 52 53 -((( 54 - 55 -))) 56 56 57 -((( 58 -LDDS20 is powered by (% style="color:#4472c4" %)**8500mA Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*. 59 -))) 33 +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. 60 60 61 -((( 62 - 63 -))) 64 64 65 -((( 66 -Each LDDS20 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. 36 +(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors 67 67 ))) 68 - 69 -((( 70 - 71 71 ))) 72 -))) 73 73 74 -((( 75 -((( 76 -(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors. 77 -))) 78 -))) 79 -))) 80 -))) 81 81 41 +[[image:1654847051249-359.png]] 82 82 83 -[[image:1655255122126-327.png]] 84 84 85 85 86 - 87 87 == 1.2 Features == 88 88 89 89 * LoRaWAN 1.0.3 Class A 90 90 * Ultra low power consumption 91 -* Liquid Level Measurement by Ultrasonic technology 92 -* Measure through container, No need to contact Liquid. 93 -* Valid level range 20mm - 2000mm 94 -* Accuracy: ±(5mm+S*0.5%) (S: Measure Value) 49 +* Distance Detection by Ultrasonic technology 50 +* Flat object range 280mm - 7500mm 51 +* Accuracy: ±(1cm+S*0.3%) (S: Distance) 95 95 * Cable Length : 25cm 96 96 * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865 97 97 * AT Commands to change parameters ... ... @@ -98,30 +98,38 @@ 98 98 * Uplink on periodically 99 99 * Downlink to change configure 100 100 * IP66 Waterproof Enclosure 101 -* 8500mAh Battery for long term use 58 +* 4000mAh or 8500mAh Battery for long term use 102 102 103 103 104 104 105 -== 1.3 S uitable Container& Liquid==62 +== 1.3 Specification == 106 106 107 -* Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc. 108 -* Container shape is regular, and surface is smooth. 109 -* Container Thickness: 110 -** Pure metal material. 2~~8mm, best is 3~~5mm 111 -** Pure non metal material: <10 mm 112 -* Pure liquid without irregular deposition. 64 +=== 1.3.1 Rated environmental conditions === 113 113 66 +[[image:image-20220610154839-1.png]] 114 114 68 +**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);** 115 115 116 - == 1.4Mechanical==70 +**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)** 117 117 118 -[[image:image-20220615090910-1.png]] 119 119 120 120 121 - [[image:image-20220615090910-2.png]]74 +=== 1.3.2 Effective measurement range Reference beam pattern === 122 122 76 +**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.** 123 123 124 124 79 + 80 +[[image:1654852253176-749.png]] 81 + 82 + 83 +**(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.** 84 + 85 + 86 +[[image:1654852175653-550.png]](% style="display:none" %) ** ** 87 + 88 + 89 + 125 125 == 1.5 Applications == 126 126 127 127 * Horizontal distance measurement ... ... @@ -134,6 +134,8 @@ 134 134 * Sewer 135 135 * Bottom water level monitoring 136 136 102 + 103 + 137 137 == 1.6 Pin mapping and power on == 138 138 139 139 ... ... @@ -170,8 +170,6 @@ 170 170 ))) 171 171 172 172 ((( 173 - 174 - 175 175 (% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75. 176 176 ))) 177 177 ... ... @@ -182,19 +182,11 @@ 182 182 [[image:image-20220607170145-1.jpeg]] 183 183 184 184 185 -((( 186 186 For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI. 187 -))) 188 188 189 -((( 190 190 Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot: 191 -))) 192 192 193 -((( 194 - 195 - 196 196 **Add APP EUI in the application** 197 -))) 198 198 199 199 [[image:image-20220610161353-4.png]] 200 200 ... ... @@ -237,15 +237,11 @@ 237 237 == 2.3 Uplink Payload == 238 238 239 239 ((( 240 -((( 241 241 LDDS75 will uplink payload via LoRaWAN with below payload format: 242 -))) 243 243 244 -((( 245 245 Uplink payload includes in total 4 bytes. 246 246 Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance 247 247 ))) 248 -))) 249 249 250 250 ((( 251 251 ... ... @@ -256,12 +256,12 @@ 256 256 **Size (bytes)** 257 257 )))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1** 258 258 |(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|((( 259 -[[Distance>>||anchor="H2.3. 2A0Distance"]]212 +[[Distance>>||anchor="H2.3.3A0Distance"]] 260 260 261 261 (unit: mm) 262 -)))|[[Digital Interrupt (Optional)>>||anchor="H2.3. 3A0InterruptPin"]]|(((263 -[[Temperature (Optional )>>||anchor="H2.3. 4A0DS18B20Temperaturesensor"]]264 -)))|[[Sensor Flag>> ||anchor="H2.3.5A0SensorFlag"]]215 +)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|((( 216 +[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]] 217 +)))|[[Sensor Flag>>path:#Sensor_Flag]] 265 265 266 266 [[image:1654850511545-399.png]] 267 267 ... ... @@ -280,21 +280,19 @@ 280 280 281 281 === 2.3.2 Distance === 282 282 283 -((( 284 284 Get the distance. Flat object range 280mm - 7500mm. 285 -))) 286 286 287 -((( 288 288 For example, if the data you get from the register is 0x0B 0x05, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.** 289 -))) 290 290 291 291 292 292 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor. 293 293 * If the sensor value lower than 0x0118 (280mm), the sensor value will be invalid. Since v1.1.4, all value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid. 294 294 244 + 245 + 295 295 === 2.3.3 Interrupt Pin === 296 296 297 -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.248 +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. 298 298 299 299 **Example:** 300 300 ... ... @@ -320,18 +320,14 @@ 320 320 321 321 === 2.3.5 Sensor Flag === 322 322 323 -((( 324 324 0x01: Detect Ultrasonic Sensor 325 -))) 326 326 327 -((( 328 328 0x00: No Ultrasonic Sensor 329 -))) 330 330 331 331 279 +=== 280 +(% style="color:inherit; font-family:inherit" %)2.3.6 Decode payload in The Things Network(%%) === 332 332 333 -=== 2.3.6 Decode payload in The Things Network === 334 - 335 335 While using TTN network, you can add the payload format to decode the payload. 336 336 337 337 ... ... @@ -339,9 +339,7 @@ 339 339 340 340 The payload decoder function for TTN V3 is here: 341 341 342 -((( 343 343 LDDS75 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]] 344 -))) 345 345 346 346 347 347 ... ... @@ -867,20 +867,15 @@ 867 867 * Solid ON for 5 seconds once device successful Join the network. 868 868 * Blink once when device transmit a packet. 869 869 815 + 816 + 870 870 == 2.8 Firmware Change Log == 871 871 872 872 873 -((( 874 874 **Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]] 875 -))) 876 876 877 -((( 878 - 879 -))) 880 880 881 -((( 882 882 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 883 -))) 884 884 885 885 886 886 ... ... @@ -889,13 +889,11 @@ 889 889 890 890 [[image:image-20220610172003-1.png]] 891 891 892 - 893 893 [[image:image-20220610172003-2.png]] 894 894 895 895 835 +== 2.10 Battery Analysis == 896 896 897 -== 2.10 Battery Analysis == 898 - 899 899 === 2.10.1 Battery Type === 900 900 901 901 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. ... ... @@ -904,7 +904,7 @@ 904 904 The battery related documents as below: 905 905 906 906 * ((( 907 -[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]], 845 +[[ Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]], 908 908 ))) 909 909 * ((( 910 910 [[Lithium-Thionyl Chloride Battery datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]], ... ... @@ -920,7 +920,7 @@ 920 920 === 2.10.2 Replace the battery === 921 921 922 922 ((( 923 -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.861 +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. 924 924 ))) 925 925 926 926 ((( ... ... @@ -928,22 +928,22 @@ 928 928 ))) 929 929 930 930 ((( 931 -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)869 +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) 932 932 ))) 933 933 934 934 935 935 936 -= 3. Configure LD DS75via AT Command or LoRaWAN Downlink =874 += 3. Configure LLDS12 via AT Command or LoRaWAN Downlink = 937 937 938 938 ((( 939 939 ((( 940 -Use can configure LD DS75via AT Command or LoRaWAN Downlink.878 +Use can configure LLDS12 via AT Command or LoRaWAN Downlink. 941 941 ))) 942 942 ))) 943 943 944 944 * ((( 945 945 ((( 946 -AT Command Connection: See [[FAQ>>||anchor="H 4.A0FAQ"]].884 +AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]]. 947 947 ))) 948 948 ))) 949 949 * ((( ... ... @@ -958,7 +958,7 @@ 958 958 ))) 959 959 960 960 ((( 961 -There are two kinds of commands to configure LD DS75, they are:899 +There are two kinds of commands to configure LLDS12, they are: 962 962 ))) 963 963 ))) 964 964 ... ... @@ -999,155 +999,351 @@ 999 999 1000 1000 * ((( 1001 1001 ((( 1002 -(% style="color:#4f81bd" %)** Commands special design for LD DS75**940 +(% style="color:#4f81bd" %)** Commands special design for LLDS12** 1003 1003 ))) 1004 1004 ))) 1005 1005 1006 1006 ((( 1007 1007 ((( 1008 -These commands only valid for LD DS75, as below:946 +These commands only valid for LLDS12, as below: 1009 1009 ))) 1010 1010 ))) 1011 1011 1012 1012 1013 1013 1014 -== 3.1AccessATCommands ==952 +== 4.1 Set Transmit Interval Time == 1015 1015 1016 - LDDS75 supportsATCommand setin the stock firmware.You canuse a USB toTTL adapterto connect to LDDS75 for using ATcommand, asbelow.954 +Feature: Change LoRaWAN End Node Transmit Interval. 1017 1017 1018 - [[image:image-20220610172924-4.png||height="483"width="988"]]956 +(% style="color:#037691" %)**AT Command: AT+TDC** 1019 1019 958 +[[image:image-20220607171554-8.png]] 1020 1020 1021 -Or if you have below board, use below connection: 1022 1022 961 +((( 962 +(% style="color:#037691" %)**Downlink Command: 0x01** 963 +))) 1023 1023 1024 -[[image:image-20220610172924-5.png]] 965 +((( 966 +Format: Command Code (0x01) followed by 3 bytes time value. 967 +))) 1025 1025 969 +((( 970 +If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01. 971 +))) 1026 1026 973 +* ((( 974 +Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds 975 +))) 976 +* ((( 977 +Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 978 +))) 979 + 980 +== 4.2 Set Interrupt Mode == 981 + 982 +Feature, Set Interrupt mode for GPIO_EXIT. 983 + 984 +(% style="color:#037691" %)**AT Command: AT+INTMOD** 985 + 986 +[[image:image-20220610105806-2.png]] 987 + 988 + 1027 1027 ((( 1028 - In the PC, you need to set the serial baud rate to(% style="color:green" %)**9600**(%%) toaccess the serial console for LDDS75. LDDS75 will output system infoonce power onas below:990 +(% style="color:#037691" %)**Downlink Command: 0x06** 1029 1029 ))) 1030 1030 993 +((( 994 +Format: Command Code (0x06) followed by 3 bytes. 995 +))) 1031 1031 1032 - [[image:image-20220610172924-6.png||height="601" width="860"]] 997 +((( 998 +This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06. 999 +))) 1033 1033 1001 +* ((( 1002 +Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1003 +))) 1004 +* ((( 1005 +Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1006 +))) 1034 1034 1008 +== 4.3 Get Firmware Version Info == 1035 1035 1036 - == 3.2 SetTransmitIntervalTime==1010 +Feature: use downlink to get firmware version. 1037 1037 1038 - Feature:ChangeLoRaWAN EndNode Transmit Interval.1012 +(% style="color:#037691" %)**Downlink Command: 0x26** 1039 1039 1040 - (% style="color:#037691" %)**AT Command: AT+TDC**1014 +[[image:image-20220607171917-10.png]] 1041 1041 1042 -[[image:image-20220610173409-7.png]] 1016 +* Reply to the confirmation package: 26 01 1017 +* Reply to non-confirmed packet: 26 00 1043 1043 1019 +Device will send an uplink after got this downlink command. With below payload: 1044 1044 1021 +Configures info payload: 1022 + 1023 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 1024 +|=((( 1025 +**Size(bytes)** 1026 +)))|=**1**|=**1**|=**1**|=**1**|=**1**|=**5**|=**1** 1027 +|**Value**|Software Type|((( 1028 +Frequency 1029 + 1030 +Band 1031 +)))|Sub-band|((( 1032 +Firmware 1033 + 1034 +Version 1035 +)))|Sensor Type|Reserve|((( 1036 +[[Message Type>>||anchor="H2.3.7A0MessageType"]] 1037 +Always 0x02 1038 +))) 1039 + 1040 +**Software Type**: Always 0x03 for LLDS12 1041 + 1042 + 1043 +**Frequency Band**: 1044 + 1045 +*0x01: EU868 1046 + 1047 +*0x02: US915 1048 + 1049 +*0x03: IN865 1050 + 1051 +*0x04: AU915 1052 + 1053 +*0x05: KZ865 1054 + 1055 +*0x06: RU864 1056 + 1057 +*0x07: AS923 1058 + 1059 +*0x08: AS923-1 1060 + 1061 +*0x09: AS923-2 1062 + 1063 +*0xa0: AS923-3 1064 + 1065 + 1066 +**Sub-Band**: value 0x00 ~~ 0x08 1067 + 1068 + 1069 +**Firmware Version**: 0x0100, Means: v1.0.0 version 1070 + 1071 + 1072 +**Sensor Type**: 1073 + 1074 +0x01: LSE01 1075 + 1076 +0x02: LDDS75 1077 + 1078 +0x03: LDDS20 1079 + 1080 +0x04: LLMS01 1081 + 1082 +0x05: LSPH01 1083 + 1084 +0x06: LSNPK01 1085 + 1086 +0x07: LLDS12 1087 + 1088 + 1089 + 1090 += 5. Battery & How to replace = 1091 + 1092 +== 5.1 Battery Type == 1093 + 1045 1045 ((( 1046 - (%style="color:#037691"%)**DownlinkCommand:0x01**1095 +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. 1047 1047 ))) 1048 1048 1049 1049 ((( 1099 +The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance. 1100 +))) 1101 + 1102 +[[image:1654593587246-335.png]] 1103 + 1104 + 1105 +Minimum Working Voltage for the LLDS12: 1106 + 1107 +LLDS12: 2.45v ~~ 3.6v 1108 + 1109 + 1110 + 1111 +== 5.2 Replace Battery == 1112 + 1050 1050 ((( 1051 -Format: Command Code (0x01) followed by 3 bytes time value. 1114 +Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery. 1115 +))) 1052 1052 1053 1053 ((( 1054 - If the downlink payload=0100003C,itmeanssettheEND Node’sTransmitIntervalto 0x00003C=60(S), whiletype codeis01.1118 +And make sure the positive and negative pins match. 1055 1055 ))) 1056 1056 1057 -* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds 1058 -* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 1121 + 1122 + 1123 +== 5.3 Power Consumption Analyze == 1124 + 1125 +((( 1126 +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. 1059 1059 ))) 1128 + 1129 +((( 1130 +Instruction to use as below: 1060 1060 ))) 1061 1061 1062 1062 1134 +**Step 1**: Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: 1063 1063 1136 +[[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/]] 1064 1064 1065 1065 1066 - ==3.3SetInterruptMode==1139 +**Step 2**: Open it and choose 1067 1067 1068 -Feature, Set Interrupt mode for GPIO_EXIT. 1141 +* Product Model 1142 +* Uplink Interval 1143 +* Working Mode 1069 1069 1070 - (%style="color:#037691"%)**DownlinkCommand:AT+INTMOD**1145 +And the Life expectation in difference case will be shown on the right. 1071 1071 1072 -[[image: image-20220610174917-9.png]]1147 +[[image:1654593605679-189.png]] 1073 1073 1074 1074 1075 - (%style="color:#037691"%)**DownlinkCommand:0x06**1150 +The battery related documents as below: 1076 1076 1077 -Format: Command Code (0x06) followed by 3 bytes. 1152 +* ((( 1153 +[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]], 1154 +))) 1155 +* ((( 1156 +[[Lithium-Thionyl Chloride Battery datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]], 1157 +))) 1158 +* ((( 1159 +[[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]] 1160 +))) 1078 1078 1162 +[[image:image-20220607172042-11.png]] 1163 + 1164 + 1165 + 1166 +=== 5.3.1 Battery Note === 1167 + 1079 1079 ((( 1080 -This means that theinterruptmodeofthe end nodeissetto0x000003=3(risingedgetrigger),andthe typecodeis06.1169 +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. 1081 1081 ))) 1082 1082 1083 -* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1084 -* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1085 1085 1086 -= 4. FAQ = 1087 1087 1088 -== 4.1Whatisthefrequencyplan for LDDS75?==1174 +=== 5.3.2 Replace the battery === 1089 1089 1090 -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"]] 1176 +((( 1177 +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. 1178 +))) 1091 1091 1180 +((( 1181 +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) 1182 +))) 1092 1092 1093 1093 1094 -== 4.2 How to change the LoRa Frequency Bands/Region == 1095 1095 1096 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]]. 1097 -When downloading the images, choose the required image file for download. 1186 += 6. Use AT Command = 1098 1098 1188 +== 6.1 Access AT Commands == 1099 1099 1190 +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. 1100 1100 1101 - == 4.3 Can I useLDDS75incondensation environment? ==1192 +[[image:1654593668970-604.png]] 1102 1102 1103 - LDDS75 is not suitable to be used in condensation environment.Condensation on theLDDS75 probe will affectthe reading and always got 0.1194 +**Connection:** 1104 1104 1196 +(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND** 1105 1105 1198 +(% style="background-color:yellow" %)** USB TTL TXD <~-~-~-~-> UART_RXD** 1106 1106 1107 - =5. Trouble Shooting=1200 +(% style="background-color:yellow" %)** USB TTL RXD <~-~-~-~-> UART_TXD** 1108 1108 1109 -== 5.1 Why I can’t join TTN V3 in US915 / AU915 bands? == 1110 1110 1111 -It is due to channel mapping. Please see below link: [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1203 +((( 1204 +((( 1205 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12. 1206 +))) 1112 1112 1208 +((( 1209 +LLDS12 will output system info once power on as below: 1210 +))) 1211 +))) 1113 1113 1114 -== 5.2 AT Command input doesn't work == 1115 1115 1214 + [[image:1654593712276-618.png]] 1215 + 1216 +Valid AT Command please check [[Configure Device>>||anchor="H4.A0ConfigureLLDS12viaATCommandorLoRaWANDownlink"]]. 1217 + 1218 + 1219 += 7. FAQ = 1220 + 1221 +== 7.1 How to change the LoRa Frequency Bands/Region == 1222 + 1223 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]]. 1224 +When downloading the images, choose the required image file for download. 1225 + 1226 + 1227 += 8. Trouble Shooting = 1228 + 1229 +== 8.1 AT Commands input doesn’t work == 1230 + 1231 + 1232 +((( 1116 1116 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. 1234 +))) 1117 1117 1236 + 1237 +== 8.2 Significant error between the output distant value of LiDAR and actual distance == 1238 + 1239 + 1118 1118 ((( 1241 +(% 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.) 1242 +))) 1243 + 1244 +((( 1245 +Troubleshooting: Please avoid use of this product under such circumstance in practice. 1246 +))) 1247 + 1248 +((( 1119 1119 1120 1120 ))) 1121 1121 1252 +((( 1253 +(% style="color:blue" %)**Cause ②**(%%)**: **The IR-pass filters are blocked. 1254 +))) 1122 1122 1123 -= 6. Order Info = 1256 +((( 1257 +Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter. 1258 +))) 1124 1124 1125 1125 1126 -Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY** 1127 1127 1262 += 9. Order Info = 1128 1128 1129 -(% style="color:blue" %)**XX**(%%)**: **The default frequency band 1130 1130 1131 -* (% style="color:red" %)**AS923 **(%%)**:** LoRaWAN AS923 band 1132 -* (% style="color:red" %)**AU915 **(%%)**:** LoRaWAN AU915 band 1133 -* (% style="color:red" %)**EU433 **(%%)**:** LoRaWAN EU433 band 1134 -* (% style="color:red" %)**EU868 **(%%)**:** LoRaWAN EU868 band 1135 -* (% style="color:red" %)**KR920 **(%%)**:** LoRaWAN KR920 band 1136 -* (% style="color:red" %)**US915 **(%%)**:** LoRaWAN US915 band 1137 -* (% style="color:red" %)**IN865 **(%%)**:** LoRaWAN IN865 band 1138 -* (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band 1265 +Part Number: (% style="color:blue" %)**LLDS12-XX** 1139 1139 1140 -(% style="color:blue" %)**YY**(%%): Battery Option 1141 1141 1142 -* (% style="color:red" %)**4 **(%%)**: **4000mAh battery 1143 -* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1268 +(% style="color:blue" %)**XX**(%%): The default frequency band 1144 1144 1145 -= 7. Packing Info = 1270 +* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band 1271 +* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band 1272 +* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band 1273 +* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band 1274 +* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band 1275 +* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band 1276 +* (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band 1277 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 1146 1146 1279 += 10. Packing Info = 1147 1147 1281 + 1148 1148 **Package Includes**: 1149 1149 1150 -* LD DS75LoRaWAN DistanceDetectionSensor x 11284 +* LLDS12 LoRaWAN LiDAR Distance Sensor x 1 1151 1151 1152 1152 **Dimension and weight**: 1153 1153 ... ... @@ -1156,7 +1156,7 @@ 1156 1156 * Package Size / pcs : cm 1157 1157 * Weight / pcs : g 1158 1158 1159 -= 8. Support =1293 += 11. Support = 1160 1160 1161 1161 * 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. 1162 1162 * 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]].
- 1655254599445-662.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Xiaoling - Size
-
... ... @@ -1,1 +1,0 @@ 1 -117.0 KB - Content
- 1655255122126-327.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Xiaoling - Size
-
... ... @@ -1,1 +1,0 @@ 1 -101.7 KB - Content
- image-20220610174836-8.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Xiaoling - Size
-
... ... @@ -1,1 +1,0 @@ 1 -34.3 KB - Content
- image-20220610174917-9.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Xiaoling - Size
-
... ... @@ -1,1 +1,0 @@ 1 -34.3 KB - Content
- image-20220615090910-1.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Xiaoling - Size
-
... ... @@ -1,1 +1,0 @@ 1 -8.3 KB - Content
- image-20220615090910-2.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Xiaoling - Size
-
... ... @@ -1,1 +1,0 @@ 1 -5.7 KB - Content