Changes for page DS20L -- LoRaWAN Smart Distance Detector User Manual 01
Last modified by Mengting Qiu on 2023/12/14 11:15
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... ... @@ -1,1 +1,1 @@ 1 -D DS20-LB -- LoRaWANUltrasonicLiquid LevelSensor User Manual1 +LDS12-LB -- LoRaWAN LiDAR ToF Distance Sensor User Manual - Author
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Xiaoling1 +XWiki.Saxer - Content
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... ... @@ -1,5 +1,5 @@ 1 1 (% style="text-align:center" %) 2 -[[image:image-2023061 3133716-2.png||height="717" width="717"]]2 +[[image:image-20230614153353-1.png]] 3 3 4 4 5 5 ... ... @@ -7,7 +7,6 @@ 7 7 8 8 9 9 10 - 11 11 **Table of Contents:** 12 12 13 13 {{toc/}} ... ... @@ -19,24 +19,24 @@ 19 19 20 20 = 1. Introduction = 21 21 22 -== 1.1 What is LoRaWAN Ultrasonicliquid levelSensor ==21 +== 1.1 What is LoRaWAN LiDAR ToF Distance Sensor == 23 23 24 24 25 -The Dragino D DS20-LB is a (% style="color:blue" %)**LoRaWANUltrasonicliquidlevelsensor**(%%) for Internet of Things solution. Ituses (%style="color:blue"%)**none-contact method**(%%)tomeasure the(%style="color:blue" %)**heightofliquid**(%%)ina containerwithoutopeningthecontainer,andsendthevalueviaLoRaWANnetworktoIoTServer.24 +The Dragino LDS12-LB is a (% style="color:blue" %)**LoRaWAN LiDAR ToF (Time of Flight) Distance Sensor**(%%) for Internet of Things solution. It is capable to measure the distance to an object as close as 10 centimeters (+/- 5cm up to 6m) and as far as 12 meters (+/-1% starting at 6m)!. The LiDAR probe uses laser induction technology for distance measurement. 26 26 27 -The D DS20-LBsensorisinstalleddirectly belowthecontainertodetect theheightoftheliquidlevel. Userdoesn't needtoopen aholeon the containerto betested.Thenone-contactmeasurementmakesthemeasurement safety, easierand possibleforsome strict situation.26 +The LDS12-LB can be applied to scenarios such as horizontal distance measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, etc. 28 28 29 - DDS20-LBuses (% style="color:blue" %)**ultrasonicsensingtechnology**(%%)fordistancemeasurement.DDS20-LB is ofhighaccuracy tomeasurevarious liquidsuch as: (% style="color:blue" %)**toxicsubstances**(%%), (%style="color:blue"%)**strong acids**(%%), (% style="color:blue"%)**strongalkalis**(%%) and(%style="color:blue" %)**variouspureliquids**(%%) inhigh-temperature andhigh-pressureairtightcontainers.28 +It detects the distance between the measured object and the sensor, and uploads the value via wireless to LoRaWAN IoT Server. 30 30 31 -The LoRa wireless technology used in D DS20-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 LDS12-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. 32 32 33 -D DS20-LB (% style="color:blue" %)**supports BLE configure**(%%) and (% style="color:blue" %)**wireless OTA update**(%%) which make user easy to use.32 +LDS12-LB (% style="color:blue" %)**supports BLE configure**(%%) and (% style="color:blue" %)**wireless OTA update**(%%) which make user easy to use. 34 34 35 -D DS20-LB is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.34 +LDS12-LB is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years. 36 36 37 -Each D DS20-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.36 +Each LDS12-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. 38 38 39 -[[image:image-2023061 3140115-3.png||height="453" width="800"]]38 +[[image:image-20230615152941-1.png||height="459" width="800"]] 40 40 41 41 42 42 == 1.2 Features == ... ... @@ -45,16 +45,14 @@ 45 45 * LoRaWAN 1.0.3 Class A 46 46 * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865 47 47 * Ultra-low power consumption 48 -* Liquid Level Measurement by Ultrasonic technology 49 -* Measure through container, No need to contact Liquid 50 -* Valid level range 20mm - 2000mm 51 -* Accuracy: ±(5mm+S*0.5%) (S: Measure Value) 52 -* Cable Length : 25cm 47 +* Laser technology for distance detection 48 +* Measure Distance: 0.1m~~12m @ 90% Reflectivity 49 +* Accuracy : ±5cm@(0.1-6m), ±1%@(6m-12m) 50 +* Monitor Battery Level 53 53 * Support Bluetooth v5.1 and LoRaWAN remote configure 54 54 * Support wireless OTA update firmware 55 55 * AT Commands to change parameters 56 56 * Downlink to change configure 57 -* IP66 Waterproof Enclosure 58 58 * 8500mAh Battery for long term use 59 59 60 60 == 1.3 Specification == ... ... @@ -65,6 +65,23 @@ 65 65 * Supply Voltage: built in 8500mAh Li-SOCI2 battery , 2.5v ~~ 3.6v 66 66 * Operating Temperature: -40 ~~ 85°C 67 67 65 +(% style="color:#037691" %)**Probe Specification:** 66 + 67 +* Storage temperature:-20℃~~75℃ 68 +* Operating temperature : -20℃~~60℃ 69 +* Measure Distance: 70 +** 0.1m ~~ 12m @ 90% Reflectivity 71 +** 0.1m ~~ 4m @ 10% Reflectivity 72 +* Accuracy : ±5cm@(0.1-6m), ±1%@(6m-12m) 73 +* Distance resolution : 5mm 74 +* Ambient light immunity : 70klux 75 +* Enclosure rating : IP65 76 +* Light source : LED 77 +* Central wavelength : 850nm 78 +* FOV : 3.6° 79 +* Material of enclosure : ABS+PC 80 +* Wire length : 25cm 81 + 68 68 (% style="color:#037691" %)**LoRa Spec:** 69 69 70 70 * Frequency Range, Band 1 (HF): 862 ~~ 1020 Mhz ... ... @@ -85,334 +85,294 @@ 85 85 * Sleep Mode: 5uA @ 3.3v 86 86 * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm 87 87 102 +== 1.4 Applications == 88 88 89 -== 1.4 Suitable Container & Liquid == 90 90 105 +* Horizontal distance measurement 106 +* Parking management system 107 +* Object proximity and presence detection 108 +* Intelligent trash can management system 109 +* Robot obstacle avoidance 110 +* Automatic control 111 +* Sewer 91 91 92 -* Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc. 93 -* Container shape is regular, and surface is smooth. 94 -* Container Thickness: 95 -** Pure metal material. 2~~8mm, best is 3~~5mm 96 -** Pure non metal material: <10 mm 97 -* Pure liquid without irregular deposition.(% style="display:none" %) 113 +(% style="display:none" %) 98 98 115 +== 1.5 Sleep mode and working mode == 99 99 100 100 101 - ==1.5 Install DDS20-LB==118 +(% style="color:blue" %)**Deep Sleep Mode: **(%%)Sensor doesn't have any LoRaWAN activate. This mode is used for storage and shipping to save battery life. 102 102 120 +(% style="color:blue" %)**Working Mode:** (%%)In this mode, Sensor will work as LoRaWAN Sensor to Join LoRaWAN network and send out sensor data to server. Between each sampling/tx/rx periodically, sensor will be in IDLE mode), in IDLE mode, sensor has the same power consumption as Deep Sleep mode. 103 103 104 -(% style="color:blue" %)**Step 1**(%%): Choose the installation point. 105 105 106 - DDS20-LB (% style="color:red"%)**MUST**(%%)be installed onthe containerbottommiddle position.123 +== 1.6 Button & LEDs == 107 107 108 108 109 -[[image:i mage-20220615091045-3.png]]126 +[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]] 110 110 111 111 112 - 113 -((( 114 -(% style="color:blue" %)**Step 2**(%%): Polish the installation point. 129 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 130 +|=(% style="width: 167px;background-color:#D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action** 131 +|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)((( 132 +If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once. 133 +Meanwhile, BLE module will be active and user can connect via BLE to configure device. 115 115 ))) 116 - 117 -((( 118 -For Metal Surface with paint, it is important to polish the surface, first use crude sand paper to polish the paint level , then use exquisite sand paper to polish the metal level to make it shine & smooth. 135 +|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:117px" %)Active Device|(% style="width:225px" %)((( 136 +(% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:#037691" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network. 137 +(% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network. 138 +Once sensor is active, BLE module will be active and user can connect via BLE to configure device, no matter if device join or not join LoRaWAN network. 119 119 ))) 140 +|(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode. 120 120 121 - [[image:image-20220615092010-11.png]]142 +== 1.7 BLE connection == 122 122 123 123 124 - Nopolish needed if the containeris shine metalsurfacewithoutpaint or non-metalcontainer.145 +LDS12-LB support BLE remote configure. 125 125 126 - [[image:image-20220615092044-12.png]]147 +BLE can be used to configure the parameter of sensor or see the console output from sensor. BLE will be only activate on below case: 127 127 149 +* Press button to send an uplink 150 +* Press button to active device. 151 +* Device Power on or reset. 128 128 153 +If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode. 129 129 130 -((( 131 -(% style="color:blue" %)**Step3: **(%%)Test the installation point. 132 -))) 133 133 134 -((( 135 -Power on DDS20-LB, check if the blue LED is on, If the blue LED is on, means the sensor works. Then put ultrasonic coupling paste on the sensor and put it tightly on the installation point. 136 -))) 156 +== 1.8 Pin Definitions == 137 137 158 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/WL03A-LB_LoRaWAN_None-Position_Rope_Type_Water_Leak_Controller_User_Manual/WebHome/image-20230613144156-1.png?rev=1.1||alt="image-20230613144156-1.png"]] 138 138 139 -((( 140 -It is necessary to put the coupling paste between the sensor and the container, otherwise DDS20-LB won't detect the liquid level. 141 -))) 142 142 143 - [[image:1655256160324-178.png||height="151" width="419"]][[image:image-20220615092327-13.png||height="146"width="260"]]161 +== 1.9 Mechanical == 144 144 145 145 146 -((( 147 -After paste the DDS20-LB well, power on DDS20-LB. In the first 30 seconds of booting, device will check the sensors status and BLUE LED will show the status as below. After 30 seconds, BLUE LED will be off to save battery life. 148 -))) 164 +[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]] 149 149 150 150 151 -((( 152 -(% style="color:red" %)**LED Status:** 153 -))) 167 +[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143899218-599.png]] 154 154 155 -* ((( 156 -Onboard LED: When power on device, the onboard LED will fast blink 4 times which means detect the sensor well. 157 -))) 158 158 159 -* ((( 160 -(% style="color:blue" %)**BLUE LED**(% style="color:red" %)** always ON**(%%): Sensor is power on but doesn't detect liquid. There is problem in installation point. 161 -))) 162 -* ((( 163 -(% style="color:blue" %)**BLUE LED**(% style="color:red" %)** slowly blinking**(%%): Sensor detects Liquid Level, The installation point is good. 164 -))) 170 +[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143909447-639.png]] 165 165 166 -((( 167 -LDDS20 will enter into low power mode at 30 seconds after system reset or power on, Blue LED will be off after that. 168 -))) 169 169 173 +(% style="color:blue" %)**Probe Mechanical:** 170 170 171 -((( 172 -(% style="color:red" %)**Note 2:** 173 -))) 174 174 175 -((( 176 -(% style="color:red" %)**Ultrasonic coupling paste** (%%) is subjected in most shipping way. So the default package doesn't include it and user needs to purchase locally. 177 -))) 176 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654827224480-952.png?rev=1.1||alt="1654827224480-952.png"]] 178 178 179 179 180 -((( 181 -(% style="color:blue" %)**Step4: **(%%)Install use Epoxy ab glue. 182 -))) 179 += 2. Configure LDS12-LB to connect to LoRaWAN network = 183 183 184 -((( 185 -Prepare Eproxy AB glue. 186 -))) 181 +== 2.1 How it works == 187 187 188 -((( 189 -Put Eproxy AB glue in the sensor and press it hard on the container installation point. 190 -))) 191 191 192 -((( 193 -Reset DDS20-LB and see if the BLUE LED is slowly blinking. 194 -))) 184 +The LDS12-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the LDS12-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes. 195 195 196 - [[image:image-20220615091045-8.png||height="203"width="341"]] [[image:image-20220615091045-9.png||height="200"width="284"]]186 +(% style="display:none" %) (%%) 197 197 188 +== 2.2 Quick guide to connect to LoRaWAN server (OTAA) == 198 198 199 -((( 200 -(% style="color:red" %)**Note 1:** 201 -))) 202 202 203 -((( 204 -Eproxy AB glue needs 3~~ 5 minutes to stable attached. we can use other glue material to keep it in the position. 205 -))) 191 +Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LPS8v2>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]] as a LoRaWAN gateway in this example. 206 206 193 +The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server. 207 207 208 -((( 209 -(% style="color:red" %)**Note 2:** 210 -))) 195 +[[image:image-20230615153004-2.png||height="459" width="800"]](% style="display:none" %) 211 211 212 -((( 213 -(% style="color:red" %)**Eproxy AB glue**(%%) is subjected in most shipping way. So the default package doesn't include it and user needs to purchase locally. 214 -))) 215 215 198 +(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from LDS12-LB. 216 216 217 - ==1.6Applications==200 +Each LDS12-LB is shipped with a sticker with the default device EUI as below: 218 218 202 +[[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]] 219 219 220 -* Smart liquid control solution. 221 221 222 - *Smartliquefiedgassolution.205 +You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot: 223 223 224 224 225 - ==1.7 Precautions==208 +(% style="color:blue" %)**Register the device** 226 226 210 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/1654935135620-998.png?rev=1.1||alt="1654935135620-998.png"]] 227 227 228 -* At room temperature, containers of different materials, such as steel, glass, iron, ceramics, non-foamed plastics and other dense materials, have different detection blind areas and detection limit heights. 229 229 230 - *For containersofthe same materialat room temperature, the detection blind zoneandetectionlimitheightare also differentforthe thickness of the container.213 +(% style="color:blue" %)**Add APP EUI and DEV EUI** 231 231 232 - * When the detected liquidlevel exceeds the effective detectionvalueof thesensor,andthe liquidlevelof theliquid to bemeasuredshakestilts, thedetected liquidis unstable.(% style="display:none"%)215 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-4.png?width=753&height=551&rev=1.1||alt="图片-20220611161308-4.png"]] 233 233 234 234 218 +(% style="color:blue" %)**Add APP EUI in the application** 235 235 236 -== 1.8 Sleep mode and working mode == 237 237 221 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-5.png?width=742&height=601&rev=1.1||alt="图片-20220611161308-5.png"]] 238 238 239 -(% style="color:blue" %)**Deep Sleep Mode: **(%%)Sensor doesn't have any LoRaWAN activate. This mode is used for storage and shipping to save battery life. 240 240 241 -(% style="color:blue" %)** Working Mode:** (%%)In this mode,Sensor will work as LoRaWANSensor to Join LoRaWAN network and send out sensor data to server. Between each sampling/tx/rx periodically, sensor will be in IDLEmode), in IDLE mode, sensor has the same power consumption as Deep Sleep mode.224 +(% style="color:blue" %)**Add APP KEY** 242 242 226 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-6.png?width=744&height=485&rev=1.1||alt="图片-20220611161308-6.png"]] 243 243 244 -== 1.9 Button & LEDs == 245 245 229 +(% style="color:blue" %)**Step 2:**(%%) Activate on LDS12-LB 246 246 247 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]] 248 248 232 +Press the button for 5 seconds to activate the LDS12-LB. 249 249 250 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 251 -|=(% style="width: 167px;background-color:#D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action** 252 -|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)((( 253 -If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once. 254 -Meanwhile, BLE module will be active and user can connect via BLE to configure device. 255 -))) 256 -|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:117px" %)Active Device|(% style="width:225px" %)((( 257 -(% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:#037691" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network. 258 -(% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network. 259 -Once sensor is active, BLE module will be active and user can connect via BLE to configure device, no matter if device join or not join LoRaWAN network. 260 -))) 261 -|(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode. 234 +(% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:blue" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network. (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network. 262 262 263 - ==1.10BLEconnection==236 +After join success, it will start to upload messages to TTN and you can see the messages in the panel. 264 264 265 265 266 - DDS45-LBsupportBLE remoteconfigure.239 +== 2.3 Uplink Payload == 267 267 268 268 269 - BLEcanbeused to configure the parameter of sensor or see the console output fromsensor.BLEwill be only activate on below case:242 +=== 2.3.1 Device Status, FPORT~=5 === 270 270 271 -* Press button to send an uplink 272 -* Press button to active device. 273 -* Device Power on or reset. 244 +Users can use the downlink command(**0x26 01**) to ask LDS12-LB to send device configure detail, include device configure status. LDS12-LB will uplink a payload via FPort=5 to server. 274 274 275 - If thereis noactivityconnection on BLE in 60 seconds,sensorwillshutdown BLE moduleto enterlowpower mode.246 +The Payload format is as below. 276 276 248 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:529px" %) 249 +|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)((( 250 +**Size(bytes)** 251 +)))|=(% style="width: 110px; background-color: rgb(79, 129, 189); color: white;" %)**1**|=(% style="width: 48px; background-color: rgb(79, 129, 189); color: white;" %)**2**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 94px;" %)**1**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 91px;" %)**1**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 60px;" %)**2** 252 +|(% style="width:62.5px" %)Value|(% style="width:110px" %)Sensor Model|(% style="width:48px" %)Firmware Version|(% style="width:94px" %)Frequency Band|(% style="width:91px" %)Sub-band|(% style="width:60px" %)BAT 277 277 278 - ==1.11PinDefinitions ==254 +Example parse in TTNv3 279 279 280 - [[image:image-20230523174230-1.png]]256 +**Sensor Model**: For LDS12-LB, this value is 0x24 281 281 258 +**Firmware Version**: 0x0100, Means: v1.0.0 version 282 282 283 - == 1.12 Mechanical==260 +**Frequency Band**: 284 284 262 +0x01: EU868 285 285 286 - [[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]]264 +0x02: US915 287 287 266 +0x03: IN865 288 288 289 - [[image:Main.UserManual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143899218-599.png]]268 +0x04: AU915 290 290 270 +0x05: KZ865 291 291 292 - [[image:Main.UserManual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143909447-639.png]]272 +0x06: RU864 293 293 274 +0x07: AS923 294 294 295 - (% style="color:blue"%)**Probe Mechanical:**276 +0x08: AS923-1 296 296 297 - [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS45%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654915562090-396.png?rev=1.1||alt="1654915562090-396.png"]]278 +0x09: AS923-2 298 298 280 +0x0a: AS923-3 299 299 300 - = 2. Configure DDS20-LBto connect to LoRaWANnetwork =282 +0x0b: CN470 301 301 302 - ==2.1 How it works ==284 +0x0c: EU433 303 303 286 +0x0d: KR920 304 304 305 - TheDDS45-LB is configured as (% style="color:#037691"%)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the DDS45-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.288 +0x0e: MA869 306 306 307 - (% style="display:none" %) (%%)290 +**Sub-Band**: 308 308 309 - ==2.2 Quick guideto connect to LoRaWAN server(OTAA)==292 +AU915 and US915:value 0x00 ~~ 0x08 310 310 294 +CN470: value 0x0B ~~ 0x0C 311 311 312 - Following is an example for howto join the[[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]].Below is the network structure; we use the [[LPS8v2>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]]as a LoRaWAN gatewayin thisexample.296 +Other Bands: Always 0x00 313 313 314 - The LPS8v2 isalready seto connected to [[TTN network>>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.298 +**Battery Info**: 315 315 316 - [[image:image-20230613140140-4.png||height="453"width="800"]](%style="display:none" %)300 +Check the battery voltage. 317 317 302 +Ex1: 0x0B45 = 2885mV 318 318 319 - (% style="color:blue"%)**Step1:**(%%)Create a device in TTN with the OTAA keys fromDDS45-LB.304 +Ex2: 0x0B49 = 2889mV 320 320 321 -Each DDS45-LB is shipped with a sticker with the default device EUI as below: 322 322 323 - [[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png"height="233"width="502"]]307 +=== 2.3.2 Device Status, FPORT~=5 === 324 324 309 +((( 310 +LDS12-LB will uplink payload via LoRaWAN with below payload format: 311 +))) 325 325 326 -You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot: 313 +((( 314 +Uplink payload includes in total 11 bytes. 315 +))) 327 327 317 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:670px" %) 318 +|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)((( 319 +**Size(bytes)** 320 +)))|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white" %)**2**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 122px;" %)**1**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 54px;" %)**1**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 96px;" %)**1** 321 +|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(% style="width:62.5px" %)((( 322 +[[Temperature DS18B20>>||anchor="H2.3.2DS18B20Temperaturesensor"]] 323 +)))|[[Distance>>||anchor="H2.3.3Distance"]]|[[Distance signal strength>>||anchor="H2.3.4Distancesignalstrength"]]|(% style="width:122px" %)((( 324 +[[Interrupt flag>>||anchor="H2.3.5InterruptPin"]] 328 328 329 - (% style="color:blue" %)**Register the device**326 +& 330 330 331 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/1654935135620-998.png?rev=1.1||alt="1654935135620-998.png"]] 328 +[[Interrupt_level>>||anchor="H2.3.5InterruptPin"]] 329 +)))|(% style="width:54px" %)[[LiDAR temp>>||anchor="H2.3.6LiDARtemp"]]|(% style="width:96px" %)((( 330 +[[Message Type>>||anchor="H2.3.7MessageType"]] 331 +))) 332 332 333 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654833689380-972.png?rev=1.1||alt="1654833689380-972.png"]] 333 333 334 -(% style="color:blue" %)**Add APP EUI and DEV EUI** 335 335 336 - [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-4.png?width=753&height=551&rev=1.1||alt="图片-20220611161308-4.png"]]336 +==== 2.3.2.a Battery Info ==== 337 337 338 338 339 - (% style="color:blue"%)**Add APP EUI inthe application**339 +Check the battery voltage for LDS12-LB. 340 340 341 +Ex1: 0x0B45 = 2885mV 341 341 342 - [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-5.png?width=742&height=601&rev=1.1||alt="图片-20220611161308-5.png"]]343 +Ex2: 0x0B49 = 2889mV 343 343 344 344 345 - (%style="color:blue"%)**AddAPP KEY**346 +==== 2.3.2.b DS18B20 Temperature sensor ==== 346 346 347 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-6.png?width=744&height=485&rev=1.1||alt="图片-20220611161308-6.png"]] 348 348 349 +This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature. 349 349 350 -(% style="color:blue" %)**Step 2:**(%%) Activate on DDS45-LB 351 351 352 +**Example**: 352 352 353 - Pressthe buttonfor5secondstoactivatetheDDS45-LB.354 +If payload is: 0105H: (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree 354 354 355 - (%style="color:green" %)**Green led**(%%)will fastblink5times,devicewillenter (% style="color:blue"%)**OTAmode**(%%)for 3 seconds. Andthenstartto JOIN LoRaWAN network.(%style="color:green"%)**Greenled**(%%)willsolidly turn on for 5 seconds afterjoined in network.356 +If payload is: FF3FH : (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees. 356 356 357 -After join success, it will start to upload messages to TTN and you can see the messages in the panel. 358 358 359 +==== 2.3.2.c Distance ==== 359 359 360 -== 2.3 Uplink Payload == 361 361 362 +Represents the distance value of the measurement output, the default unit is cm, and the value range parsed as a decimal number is 0-1200. In actual use, when the signal strength value Strength. 362 362 363 -((( 364 -DDS45-LB will uplink payload via LoRaWAN with below payload format: 365 -))) 366 366 367 -((( 368 -Uplink payload includes in total 8 bytes. 369 -))) 365 +**Example**: 370 370 371 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %) 372 -|=(% style="width: 62.5px;background-color:#D9E2F3;color:#0070C0" %)((( 373 -**Size(bytes)** 374 -)))|=(% style="width: 62.5px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="background-color:#D9E2F3;color:#0070C0" %)1|=(% style="background-color:#D9E2F3;color:#0070C0" %)2|=(% style="background-color:#D9E2F3;color:#0070C0" %)**1** 375 -|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|((( 376 -[[Distance>>||anchor="H2.3.2A0Distance"]] 377 -(unit: mm) 378 -)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|((( 379 -[[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]] 380 -)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]] 367 +If the data you get from the register is 0x0B 0xEA, the distance between the sensor and the measured object is 0BEA(H) = 3050 (D)/10 = 305cm. 381 381 382 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654850511545-399.png?rev=1.1||alt="1654850511545-399.png"]] 383 383 370 +==== 2.3.2.d Distance signal strength ==== 384 384 385 -=== 2.3.1 Battery Info === 386 386 373 +Refers to the signal strength, the default output value will be between 0-65535. When the distance measurement gear is fixed, the farther the distance measurement is, the lower the signal strength; the lower the target reflectivity, the lower the signal strength. When Strength is greater than 100 and not equal to 65535, the measured value of Dist is considered credible. 387 387 388 -Check the battery voltage for DDS45-LB. 389 389 390 -Ex 1: 0x0B45 = 2885mV376 +**Example**: 391 391 392 - Ex2: 0x0B49=2889mV378 +If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible. 393 393 380 +Customers can judge whether they need to adjust the environment based on the signal strength. 394 394 395 -=== 2.3.2 Distance === 396 396 383 +==== 2.3.2.e Interrupt Pin & Interrupt Level ==== 397 397 398 -((( 399 -Get the distance. Flat object range 30mm - 4500mm. 400 -))) 401 401 402 -((( 403 -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" %)** ** 404 - 405 -(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.** 406 -))) 407 - 408 -* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor. 409 -* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00. 410 - 411 -=== 2.3.3 Interrupt Pin === 412 - 413 - 414 414 This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3.2SetInterruptMode"]] for the hardware and software set up. 415 415 388 +Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.8PinDefinitions"]]. 389 + 416 416 **Example:** 417 417 418 418 0x00: Normal uplink packet. ... ... @@ -420,53 +420,58 @@ 420 420 0x01: Interrupt Uplink Packet. 421 421 422 422 423 -=== 2.3. 4DS18B20Temperaturesensor===397 +==== 2.3.2.f LiDAR temp ==== 424 424 425 425 426 - This is optional, usercanconnectxternal DS18B20 sensorto the+3.3v, 1-wire and GND pin . andthis fieldwill reporttemperature.400 +Characterize the internal temperature value of the sensor. 427 427 428 -**Example**: 402 +**Example: ** 403 +If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃. 404 +If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃. 429 429 430 -If payload is: 0105H: (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree 431 431 432 - If payload is: FF3FH : (FF3F & FC00==1) , temp=(FF3FH - 65536)/10=-19.3degrees.407 +==== 2.3.2.g Message Type ==== 433 433 434 434 435 -=== 2.3.5 Sensor Flag === 436 - 437 - 438 438 ((( 439 - 0x01:DetectUltrasonicSensor411 +For a normal uplink payload, the message type is always 0x01. 440 440 ))) 441 441 442 442 ((( 443 - 0x00: No UltrasonicSensor415 +Valid Message Type: 444 444 ))) 445 445 418 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:499px" %) 419 +|=(% style="width: 161px;background-color:#4F81BD;color:white" %)**Message Type Code**|=(% style="width: 164px;background-color:#4F81BD;color:white" %)**Description**|=(% style="width: 174px;background-color:#4F81BD;color:white" %)**Payload** 420 +|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]] 421 +|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.ConfigureLDS12-LB"]] 446 446 447 -=== 2.3. 6423 +=== 2.3.8 Decode payload in The Things Network === 448 448 449 449 450 450 While using TTN network, you can add the payload format to decode the payload. 451 451 452 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LD DS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654850829385-439.png?rev=1.1||alt="1654850829385-439.png"]]428 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654592762713-715.png?rev=1.1||alt="1654592762713-715.png"]] 453 453 454 -The payload decoder function for TTN V3 is here: 455 455 456 456 ((( 457 - DDS45-LBTTNV3 PayloadDecoder: [[ttps:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]432 +The payload decoder function for TTN is here: 458 458 ))) 459 459 435 +((( 436 +LDS12-LB TTN Payload Decoder: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]] 437 +))) 460 460 461 -== 2.4 Uplink Interval == 462 462 440 +== 2.4 Uplink Interval == 463 463 464 -The DDS45-LB by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>||anchor="H3.3.1SetTransmitIntervalTime"]] 465 465 443 +The LDS12-LB by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>||anchor="H3.3.1SetTransmitIntervalTime"]] 466 466 467 -== 2.5 Show Data in DataCake IoT Server == 468 468 446 +== 2.5 Show Data in DataCake IoT Server == 469 469 448 + 470 470 ((( 471 471 [[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps: 472 472 ))) ... ... @@ -489,7 +489,7 @@ 489 489 490 490 (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.** 491 491 492 -(% style="color:blue" %)**Step 4**(%%)**: Search the D DS45-LB and add DevEUI.**471 +(% style="color:blue" %)**Step 4**(%%)**: Search the LDS12-LB and add DevEUI.** 493 493 494 494 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654851029373-510.png?rev=1.1||alt="1654851029373-510.png"]] 495 495 ... ... @@ -499,23 +499,22 @@ 499 499 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610165129-11.png?width=1088&height=595&rev=1.1||alt="image-20220610165129-11.png"]] 500 500 501 501 502 - 503 503 == 2.6 Datalog Feature == 504 504 505 505 506 -Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, D DS45-LB will store the reading for future retrieving purposes.484 +Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LDS12-LB will store the reading for future retrieving purposes. 507 507 508 508 509 509 === 2.6.1 Ways to get datalog via LoRaWAN === 510 510 511 511 512 -Set PNACKMD=1, D DS45-LB will wait for ACK for every uplink, when there is no LoRaWAN network,DDS45-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.490 +Set PNACKMD=1, LDS12-LB will wait for ACK for every uplink, when there is no LoRaWAN network,LDS12-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery. 513 513 514 514 * ((( 515 -a) D DS45-LB will do an ACK check for data records sending to make sure every data arrive server.493 +a) LDS12-LB will do an ACK check for data records sending to make sure every data arrive server. 516 516 ))) 517 517 * ((( 518 -b) D DS45-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but DDS45-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if DDS45-LB gets a ACK, DDS45-LB will consider there is a network connection and resend all NONE-ACK messages.496 +b) LDS12-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but LDS12-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if LDS12-LB gets a ACK, LDS12-LB will consider there is a network connection and resend all NONE-ACK messages. 519 519 ))) 520 520 521 521 Below is the typical case for the auto-update datalog feature (Set PNACKMD=1) ... ... @@ -526,7 +526,7 @@ 526 526 === 2.6.2 Unix TimeStamp === 527 527 528 528 529 -D DS45-LB uses Unix TimeStamp format based on507 +LDS12-LB uses Unix TimeStamp format based on 530 530 531 531 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220523001219-11.png?width=627&height=97&rev=1.1||alt="图片-20220523001219-11.png" height="97" width="627"]] 532 532 ... ... @@ -545,7 +545,7 @@ 545 545 546 546 User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command. 547 547 548 -Once D DS45-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to DDS45-LB. If DDS45-LB fails to get the time from the server, DDS45-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).526 +Once LDS12-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LDS12-LB. If LDS12-LB fails to get the time from the server, LDS12-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days). 549 549 550 550 (% style="color:red" %)**Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.** 551 551 ... ... @@ -573,7 +573,7 @@ 573 573 ))) 574 574 575 575 ((( 576 -Uplink Internal =5s,means D DS45-LB will send one packet every 5s. range 5~~255s.554 +Uplink Internal =5s,means LDS12-LB will send one packet every 5s. range 5~~255s. 577 577 ))) 578 578 579 579 ... ... @@ -580,17 +580,101 @@ 580 580 == 2.7 Frequency Plans == 581 581 582 582 583 -The D DS45-LB uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.561 +The LDS12-LB uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets. 584 584 585 585 [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]] 586 586 587 587 588 -= 3.ConfigureDDS45-LB=566 +== 2.8 LiDAR ToF Measurement == 589 589 568 +=== 2.8.1 Principle of Distance Measurement === 569 + 570 + 571 +The LiDAR probe is based on TOF, namely, Time of Flight principle. To be specific, the product emits modulation wave of near infrared ray on a periodic basis, which will be reflected after contacting object. The product obtains the time of flight by measuring round-trip phase difference and then calculates relative range between the product and the detection object, as shown below. 572 + 573 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831757579-263.png?rev=1.1||alt="1654831757579-263.png"]] 574 + 575 + 576 +=== 2.8.2 Distance Measurement Characteristics === 577 + 578 + 579 +With optimization of light path and algorithm, The LiDAR probe has minimized influence from external environment on distance measurement performance. Despite that, the range of distance measurement may still be affected by the environment illumination intensity and the reflectivity of detection object. As shown in below: 580 + 581 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831774373-275.png?rev=1.1||alt="1654831774373-275.png"]] 582 + 583 + 584 +((( 585 +(% style="color:blue" %)**① **(%%)Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable. 586 +))) 587 + 588 +((( 589 +(% style="color:blue" %)**② **(%%)Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m. 590 +))) 591 + 592 +((( 593 +(% style="color:blue" %)**③ **(%%)Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m. 594 +))) 595 + 596 + 597 +((( 598 +Vertical Coordinates: Represents the radius of light spot for The LiDAR probe at different distances. The diameter of light spot depends on the FOV of The LiDAR probe (the term of FOV generally refers to the smaller value between the receiving angle and the transmitting angle), which is calculated as follows: 599 +))) 600 + 601 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831797521-720.png?rev=1.1||alt="1654831797521-720.png"]] 602 + 603 +((( 604 +In the formula above, d is the diameter of light spot; D is detecting range; β is the value of the receiving angle of The LiDAR probe, 3.6°. Correspondence between the diameter of light spot and detecting range is given in Table below. 605 +))) 606 + 607 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831810009-716.png?rev=1.1||alt="1654831810009-716.png"]] 608 + 609 +((( 610 +If the light spot reaches two objects with different distances, as shown in Figure 3, the output distance value will be a value between the actual distance values of the two objects. For a high accuracy requirement in practice, the above situation should be noticed to avoid the measurement error. 611 +))) 612 + 613 + 614 +=== 2.8.3 Notice of usage === 615 + 616 + 617 +Possible invalid /wrong reading for LiDAR ToF tech: 618 + 619 +* Measure high reflectivity object such as: Mirror, Smooth ceramic tile, static milk surface, will have possible wrong readings. 620 +* While there is transparent object such as glass, water drop between the measured object and the LiDAR sensor, the reading might be wrong. 621 +* The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe. 622 +* The sensor window is made by Acrylic. Don't touch it with alcohol material. This will destroy the sensor window. 623 + 624 +=== 2.8.4 Reflectivity of different objects === 625 + 626 + 627 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:379px" %) 628 +|=(% style="width: 54px;background-color:#4F81BD;color:white" %)Item|=(% style="width: 231px;background-color:#4F81BD;color:white" %)Material|=(% style="width: 94px;background-color:#4F81BD;color:white" %)Relectivity 629 +|(% style="width:53px" %)1|(% style="width:229px" %)Black foam rubber|(% style="width:93px" %)2.4% 630 +|(% style="width:53px" %)2|(% style="width:229px" %)Black fabric|(% style="width:93px" %)3% 631 +|(% style="width:53px" %)3|(% style="width:229px" %)Black rubber|(% style="width:93px" %)4% 632 +|(% style="width:53px" %)4|(% style="width:229px" %)Coal (different types of coal)|(% style="width:93px" %)4~~8% 633 +|(% style="width:53px" %)5|(% style="width:229px" %)Black car paint|(% style="width:93px" %)5% 634 +|(% style="width:53px" %)6|(% style="width:229px" %)Black Jam|(% style="width:93px" %)10% 635 +|(% style="width:53px" %)7|(% style="width:229px" %)Opaque black plastic|(% style="width:93px" %)14% 636 +|(% style="width:53px" %)8|(% style="width:229px" %)Clean rough board|(% style="width:93px" %)20% 637 +|(% style="width:53px" %)9|(% style="width:229px" %)Translucent plastic bottle|(% style="width:93px" %)62% 638 +|(% style="width:53px" %)10|(% style="width:229px" %)Carton cardboard|(% style="width:93px" %)68% 639 +|(% style="width:53px" %)11|(% style="width:229px" %)Clean pine|(% style="width:93px" %)70% 640 +|(% style="width:53px" %)12|(% style="width:229px" %)Opaque white plastic|(% style="width:93px" %)87% 641 +|(% style="width:53px" %)13|(% style="width:229px" %)White Jam|(% style="width:93px" %)90% 642 +|(% style="width:53px" %)14|(% style="width:229px" %)Kodak Standard Whiteboard|(% style="width:93px" %)100% 643 +|(% style="width:53px" %)15|(% style="width:229px" %)((( 644 +Unpolished white metal surface 645 +)))|(% style="width:93px" %)130% 646 +|(% style="width:53px" %)16|(% style="width:229px" %)Glossy light metal surface|(% style="width:93px" %)150% 647 +|(% style="width:53px" %)17|(% style="width:229px" %)stainless steel|(% style="width:93px" %)200% 648 +|(% style="width:53px" %)18|(% style="width:229px" %)Reflector plate, reflective tape|(% style="width:93px" %)>300% 649 + 650 += 3. Configure LDS12-LB = 651 + 590 590 == 3.1 Configure Methods == 591 591 592 592 593 -D DS45-LB supports below configure method:655 +LDS12-LB supports below configure method: 594 594 595 595 * AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]]. 596 596 ... ... @@ -612,10 +612,10 @@ 612 612 [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]] 613 613 614 614 615 -== 3.3 Commands special design for D DS45-LB ==677 +== 3.3 Commands special design for LDS12-LB == 616 616 617 617 618 -These commands only valid for D DS45-LB, as below:680 +These commands only valid for LDS12-LB, as below: 619 619 620 620 621 621 === 3.3.1 Set Transmit Interval Time === ... ... @@ -630,7 +630,7 @@ 630 630 ))) 631 631 632 632 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 633 -|=(% style="width: 156px;background-color:# D9E2F3;#0070c0" %)**Command Example**|=(% style="width: 137px;background-color:#D9E2F3;#0070c0" %)**Function**|=(% style="background-color:#D9E2F3;#0070c0" %)**Response**695 +|=(% style="width: 156px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 137px;background-color:#4F81BD;color:white" %)**Function**|=(% style="background-color:#4F81BD;color:white" %)**Response** 634 634 |(% style="width:156px" %)AT+TDC=?|(% style="width:137px" %)Show current transmit Interval|((( 635 635 30000 636 636 OK ... ... @@ -658,6 +658,9 @@ 658 658 ))) 659 659 * ((( 660 660 Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 723 + 724 + 725 + 661 661 ))) 662 662 663 663 === 3.3.2 Set Interrupt Mode === ... ... @@ -670,7 +670,7 @@ 670 670 (% style="color:blue" %)**AT Command: AT+INTMOD** 671 671 672 672 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 673 -|=(% style="width: 155px;background-color:# D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3;color:#0070C0" %)**Response**738 +|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 197px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Response** 674 674 |(% style="width:154px" %)AT+INTMOD=?|(% style="width:196px" %)Show current interrupt mode|(% style="width:157px" %)((( 675 675 0 676 676 OK ... ... @@ -694,10 +694,11 @@ 694 694 695 695 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 696 696 762 + 697 697 = 4. Battery & Power Consumption = 698 698 699 699 700 -D DS45-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.766 +LDS12-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace. 701 701 702 702 [[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] . 703 703 ... ... @@ -706,7 +706,7 @@ 706 706 707 707 708 708 (% class="wikigeneratedid" %) 709 -User can change firmware D DS45-LB to:775 +User can change firmware LDS12-LB to: 710 710 711 711 * Change Frequency band/ region. 712 712 ... ... @@ -714,77 +714,55 @@ 714 714 715 715 * Fix bugs. 716 716 717 -Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/ a5ue0nfrzqy9nz6/AABbvlATosDJKDwBmbirVbMYa?dl=0]]**783 +Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/w1p7ukjrx49e62r/AAB3uCNCt-koYUvMkZUPBRSca?dl=0]]** 718 718 719 719 Methods to Update Firmware: 720 720 721 -* (Recommanded way) OTA firmware update via wireless: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]] 787 +* (Recommanded way) OTA firmware update via wireless: **[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]** 722 722 723 723 * Update through UART TTL interface: **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**. 724 724 725 725 = 6. FAQ = 726 726 727 -== 6.1 DS45-LB? ==793 +== 6.1 What is the frequency plan for LDS12-LB? == 728 728 729 729 730 -D DS45-LB 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"]]796 +LDS12-LB 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"]] 731 731 732 732 733 -= =6.2Can IuseDDS45-LB in condensationenvironment?==799 += 7. Trouble Shooting = 734 734 801 +== 7.1 AT Command input doesn't work == 735 735 736 -DDS45-LB is not suitable to be used in condensation environment. Condensation on the DDS45-LB probe will affect the reading and always got 0. 737 737 738 - 739 -= 7. Trouble Shooting = 740 - 741 -== 7.1 Why I can't join TTN V3 in US915 / AU915 bands? == 742 - 743 - 744 -It is due to channel mapping. Please see below link: [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 745 - 746 - 747 -== 7.2 AT Command input doesn't work == 748 - 749 - 750 750 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:blue" %)**ENTER**(%%) while sending out the command. Some serial tool doesn't send (% style="color:blue" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string. 751 751 752 752 753 -== 7. 3Why doesthesensorreadingshow0or"Nosensor"==807 +== 7.2 Significant error between the output distant value of LiDAR and actual distance == 754 754 755 755 756 -~1. The measurement object is very close to the sensor, but in the blind spot of the sensor. 810 +((( 811 +(% 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.) 812 +))) 757 757 758 -2. Sensor wiring is disconnected 814 +((( 815 +(% style="color:red" %)**Troubleshooting**(%%): Please avoid use of this product under such circumstance in practice. 816 +))) 759 759 760 -3. Not using the correct decoder 761 761 819 +((( 820 +(% style="color:blue" %)**Cause ②**(%%)**: **The IR-pass filters are blocked. 821 +))) 762 762 763 -== 7.4 Abnormal readings The gap between multiple readings is too large or the gap between the readings and the actual value is too large == 823 +((( 824 +(% style="color:red" %)**Troubleshooting**(%%): please use dry dust-free cloth to gently remove the foreign matter. 825 +))) 764 764 765 765 766 -1) Please check if there is something on the probe affecting its measurement (condensed water, volatile oil, etc.) 767 - 768 -2) Does it change with temperature, temperature will affect its measurement 769 - 770 -3) If abnormal data occurs, you can turn on DEBUG mode, Please use downlink or AT COMMAN to enter DEBUG mode. 771 - 772 -downlink command: (% style="color:blue" %)**F1 01**(%%), AT command: (% style="color:blue" %)**AT+DDEBUG=1** 773 - 774 -4) After entering the debug mode, it will send 20 pieces of data at a time, and you can send its uplink to us for analysis 775 - 776 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20230113135125-2.png?width=1057&height=136&rev=1.1||alt="image-20230113135125-2.png"]] 777 - 778 - 779 -Its original payload will be longer than other data. Even though it is being parsed, it can be seen that it is abnormal data. 780 - 781 -Please send the data to us for check. 782 - 783 - 784 784 = 8. Order Info = 785 785 786 786 787 -Part Number: (% style="color:blue" %)**D DS45-LB-XXX**831 +Part Number: (% style="color:blue" %)**LDS12-LB-XXX** 788 788 789 789 (% style="color:red" %)**XXX**(%%): **The default frequency band** 790 790 ... ... @@ -809,7 +809,7 @@ 809 809 810 810 (% style="color:#037691" %)**Package Includes**: 811 811 812 -* D DS45-LB LoRaWAN DistanceDetectionSensor x 1856 +* LDS12-LB LoRaWAN LiDAR ToF Distance Sensor x 1 813 813 814 814 (% style="color:#037691" %)**Dimension and weight**: 815 815
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