Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual
Last modified by Mengting Qiu on 2025/02/26 15:04
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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 == ... ... @@ -35,7 +35,7 @@ 35 35 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. 36 36 37 37 38 -(% 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 39 39 ))) 40 40 ))) 41 41 ... ... @@ -81,7 +81,6 @@ 81 81 [[image:1654852253176-749.png]] 82 82 83 83 84 - 85 85 **(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.** 86 86 87 87 ... ... @@ -102,7 +102,6 @@ 102 102 * Bottom water level monitoring 103 103 104 104 105 - 106 106 == 1.6 Pin mapping and power on == 107 107 108 108 ... ... @@ -211,12 +211,12 @@ 211 211 **Size (bytes)** 212 212 )))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1** 213 213 |(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|((( 214 -[[Distance>>||anchor="H2.3. 2A0Distance"]]210 +[[Distance>>||anchor="H2.3.3A0Distance"]] 215 215 216 216 (unit: mm) 217 -)))|[[Digital Interrupt (Optional)>>||anchor="H2.3. 3A0InterruptPin"]]|(((218 -[[Temperature (Optional )>>||anchor="H2.3. 4A0DS18B20Temperaturesensor"]]219 -)))|[[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]] 220 220 221 221 [[image:1654850511545-399.png]] 222 222 ... ... @@ -244,11 +244,9 @@ 244 244 * 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. 245 245 246 246 247 - 248 - 249 249 === 2.3.3 Interrupt Pin === 250 250 251 -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. 252 252 253 253 **Example:** 254 254 ... ... @@ -279,9 +279,9 @@ 279 279 0x00: No Ultrasonic Sensor 280 280 281 281 276 +=== 277 +(% style="color:inherit; font-family:inherit" %)2.3.6 Decode payload in The Things Network(%%) === 282 282 283 -=== 2.3.6 Decode payload in The Things Network === 284 - 285 285 While using TTN network, you can add the payload format to decode the payload. 286 286 287 287 ... ... @@ -815,6 +815,7 @@ 815 815 * Solid ON for 5 seconds once device successful Join the network. 816 816 * Blink once when device transmit a packet. 817 817 812 + 818 818 == 2.8 Firmware Change Log == 819 819 820 820 ... ... @@ -833,7 +833,7 @@ 833 833 [[image:image-20220610172003-2.png]] 834 834 835 835 836 -== 2.10 Battery Analysis == 831 +== 2.10 Battery Analysis == 837 837 838 838 === 2.10.1 Battery Type === 839 839 ... ... @@ -872,7 +872,7 @@ 872 872 873 873 874 874 875 -= 3. Configure LD DS75via AT Command or LoRaWAN Downlink =870 += 3. Configure LLDS12 via AT Command or LoRaWAN Downlink = 876 876 877 877 ((( 878 878 ((( ... ... @@ -979,6 +979,8 @@ 979 979 [[image:image-20220610173409-7.png]] 980 980 981 981 977 + 978 + 982 982 ((( 983 983 (% style="color:#037691" %)**Downlink Command: 0x01** 984 984 ))) ... ... @@ -1001,12 +1001,13 @@ 1001 1001 1002 1002 Feature, Set Interrupt mode for GPIO_EXIT. 1003 1003 1001 + 1004 1004 (% style="color:#037691" %)**Downlink Command: AT+INTMOD** 1005 1005 1006 -[[image:image-202206101 74917-9.png]]1004 +[[image:image-20220610105907-1.png]] 1007 1007 1008 1008 1009 - (% style="color:#037691" %)**Downlink Command: 0x06**1007 +**Downlink Command: 0x06** 1010 1010 1011 1011 Format: Command Code (0x06) followed by 3 bytes. 1012 1012 ... ... @@ -1015,71 +1015,203 @@ 1015 1015 * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1016 1016 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1017 1017 1018 -= 4. FAQ = 1019 1019 1020 -== 4.1 What is the frequency plan for LDDS75? == 1021 1021 1022 - LDDS75usethesame frequencyasotherDraginoproducts. User can see the detailfrom this link: [[Introduction>>doc:Main.End DeviceFrequency Band.WebHome||anchor="H1.Introduction"]]1018 += 5. Battery & How to replace = 1023 1023 1020 +== 5.1 Battery Type == 1024 1024 1022 +((( 1023 +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. 1024 +))) 1025 1025 1026 -== 4.2 How to change the LoRa Frequency Bands/Region == 1026 +((( 1027 +The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance. 1028 +))) 1027 1027 1028 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]]. 1029 -When downloading the images, choose the required image file for download. 1030 +[[image:1654593587246-335.png]] 1030 1030 1031 1031 1033 +Minimum Working Voltage for the LLDS12: 1032 1032 1033 - == 4.3 Can I useLDDS75incondensation environment? ==1035 +LLDS12: 2.45v ~~ 3.6v 1034 1034 1035 -LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0. 1036 1036 1037 1037 1039 +== 5.2 Replace Battery == 1038 1038 1039 -= 5. Trouble Shooting = 1041 +((( 1042 +Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery. 1043 +))) 1040 1040 1041 -== 5.1 Why I can’t join TTN V3 in US915 / AU915 bands? == 1045 +((( 1046 +And make sure the positive and negative pins match. 1047 +))) 1042 1042 1043 -It is due to channel mapping. Please see below link: [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1044 1044 1045 1045 1046 -== 5. 2ATCommand inputdoesn'twork==1051 +== 5.3 Power Consumption Analyze == 1047 1047 1053 +((( 1054 +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. 1055 +))) 1056 + 1057 +((( 1058 +Instruction to use as below: 1059 +))) 1060 + 1061 + 1062 +**Step 1**: Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: 1063 + 1064 +[[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/]] 1065 + 1066 + 1067 +**Step 2**: Open it and choose 1068 + 1069 +* Product Model 1070 +* Uplink Interval 1071 +* Working Mode 1072 + 1073 +And the Life expectation in difference case will be shown on the right. 1074 + 1075 +[[image:1654593605679-189.png]] 1076 + 1077 + 1078 +The battery related documents as below: 1079 + 1080 +* ((( 1081 +[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]], 1082 +))) 1083 +* ((( 1084 +[[Lithium-Thionyl Chloride Battery datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]], 1085 +))) 1086 +* ((( 1087 +[[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]] 1088 +))) 1089 + 1090 +[[image:image-20220607172042-11.png]] 1091 + 1092 + 1093 + 1094 +=== 5.3.1 Battery Note === 1095 + 1096 +((( 1097 +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. 1098 +))) 1099 + 1100 + 1101 + 1102 +=== 5.3.2 Replace the battery === 1103 + 1104 +((( 1105 +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. 1106 +))) 1107 + 1108 +((( 1109 +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) 1110 +))) 1111 + 1112 + 1113 + 1114 += 6. Use AT Command = 1115 + 1116 +== 6.1 Access AT Commands == 1117 + 1118 +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. 1119 + 1120 +[[image:1654593668970-604.png]] 1121 + 1122 +**Connection:** 1123 + 1124 +(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND** 1125 + 1126 +(% style="background-color:yellow" %)** USB TTL TXD <~-~-~-~-> UART_RXD** 1127 + 1128 +(% style="background-color:yellow" %)** USB TTL RXD <~-~-~-~-> UART_TXD** 1129 + 1130 + 1131 +((( 1132 +((( 1133 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12. 1134 +))) 1135 + 1136 +((( 1137 +LLDS12 will output system info once power on as below: 1138 +))) 1139 +))) 1140 + 1141 + 1142 + [[image:1654593712276-618.png]] 1143 + 1144 +Valid AT Command please check [[Configure Device>>||anchor="H4.A0ConfigureLLDS12viaATCommandorLoRaWANDownlink"]]. 1145 + 1146 + 1147 += 7. FAQ = 1148 + 1149 +== 7.1 How to change the LoRa Frequency Bands/Region == 1150 + 1151 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]]. 1152 +When downloading the images, choose the required image file for download. 1153 + 1154 + 1155 += 8. Trouble Shooting = 1156 + 1157 +== 8.1 AT Commands input doesn’t work == 1158 + 1159 + 1160 +((( 1048 1048 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. 1162 +))) 1049 1049 1164 + 1165 +== 8.2 Significant error between the output distant value of LiDAR and actual distance == 1166 + 1167 + 1050 1050 ((( 1169 +(% 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.) 1170 +))) 1171 + 1172 +((( 1173 +Troubleshooting: Please avoid use of this product under such circumstance in practice. 1174 +))) 1175 + 1176 +((( 1051 1051 1052 1052 ))) 1053 1053 1180 +((( 1181 +(% style="color:blue" %)**Cause ②**(%%)**: **The IR-pass filters are blocked. 1182 +))) 1054 1054 1055 -= 6. Order Info = 1184 +((( 1185 +Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter. 1186 +))) 1056 1056 1057 1057 1058 -Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY** 1059 1059 1190 += 9. Order Info = 1060 1060 1061 -(% style="color:blue" %)**XX**(%%)**: **The default frequency band 1062 1062 1063 -* (% style="color:red" %)**AS923 **(%%)**:** LoRaWAN AS923 band 1064 -* (% style="color:red" %)**AU915 **(%%)**:** LoRaWAN AU915 band 1065 -* (% style="color:red" %)**EU433 **(%%)**:** LoRaWAN EU433 band 1066 -* (% style="color:red" %)**EU868 **(%%)**:** LoRaWAN EU868 band 1067 -* (% style="color:red" %)**KR920 **(%%)**:** LoRaWAN KR920 band 1068 -* (% style="color:red" %)**US915 **(%%)**:** LoRaWAN US915 band 1069 -* (% style="color:red" %)**IN865 **(%%)**:** LoRaWAN IN865 band 1070 -* (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band 1193 +Part Number: (% style="color:blue" %)**LLDS12-XX** 1071 1071 1072 -(% style="color:blue" %)**YY**(%%): Battery Option 1073 1073 1074 -* (% style="color:red" %)**4 **(%%)**: **4000mAh battery 1075 -* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1196 +(% style="color:blue" %)**XX**(%%): The default frequency band 1076 1076 1077 -= 7. Packing Info = 1198 +* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band 1199 +* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band 1200 +* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band 1201 +* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band 1202 +* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band 1203 +* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band 1204 +* (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band 1205 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 1078 1078 1207 += 10. Packing Info = 1079 1079 1209 + 1080 1080 **Package Includes**: 1081 1081 1082 -* LD DS75LoRaWAN DistanceDetectionSensor x 11212 +* LLDS12 LoRaWAN LiDAR Distance Sensor x 1 1083 1083 1084 1084 **Dimension and weight**: 1085 1085 ... ... @@ -1088,7 +1088,7 @@ 1088 1088 * Package Size / pcs : cm 1089 1089 * Weight / pcs : g 1090 1090 1091 -= 8. Support =1221 += 11. Support = 1092 1092 1093 1093 * 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. 1094 1094 * 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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