Changes for page LMDS200 -- LoRaWAN Microwave Radar Distance Sensor User Manual
Last modified by Mengting Qiu on 2024/03/07 08:41
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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 ... ... @@ -59,7 +59,6 @@ 59 59 * IP66 Waterproof Enclosure 60 60 * 4000mAh or 8500mAh Battery for long term use 61 61 62 - 63 63 == 1.3 Specification == 64 64 65 65 === 1.3.1 Rated environmental conditions === ... ... @@ -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 ... ... @@ -101,8 +101,6 @@ 101 101 * Sewer 102 102 * Bottom water level monitoring 103 103 104 - 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"]]208 +[[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"]]211 +)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|((( 212 +[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]] 213 +)))|[[Sensor Flag>>path:#Sensor_Flag]] 220 220 221 221 [[image:1654850511545-399.png]] 222 222 ... ... @@ -243,12 +243,9 @@ 243 243 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor. 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 - 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.242 +This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.2A0SetInterruptMode"]] for the hardware and software set up. 252 252 253 253 **Example:** 254 254 ... ... @@ -279,9 +279,9 @@ 279 279 0x00: No Ultrasonic Sensor 280 280 281 281 273 +=== 274 +(% 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 ... ... @@ -815,9 +815,6 @@ 815 815 * Solid ON for 5 seconds once device successful Join the network. 816 816 * Blink once when device transmit a packet. 817 817 818 - 819 - 820 - 821 821 == 2.8 Firmware Change Log == 822 822 823 823 ... ... @@ -875,7 +875,7 @@ 875 875 876 876 877 877 878 -= 3. Configure LD DS75via AT Command or LoRaWAN Downlink =866 += 3. Configure LLDS12 via AT Command or LoRaWAN Downlink = 879 879 880 880 ((( 881 881 ((( ... ... @@ -1006,7 +1006,7 @@ 1006 1006 1007 1007 (% style="color:#037691" %)**Downlink Command: AT+INTMOD** 1008 1008 1009 -[[image:image-202206101 74917-9.png]]997 +[[image:image-20220610105907-1.png]] 1010 1010 1011 1011 1012 1012 (% style="color:#037691" %)**Downlink Command: 0x06** ... ... @@ -1018,71 +1018,202 @@ 1018 1018 * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1019 1019 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1020 1020 1021 -= 4. FAQ = 1022 1022 1023 -= =4.1Whatisthefrequencyplanfor LDDS75?==1010 += 5. Battery & How to replace = 1024 1024 1025 - LDDS75use the same frequency as other Dragino products.User can seethe detail from this link: [[Introduction>>doc:Main.End Device FrequencyBand.WebHome||anchor="H1.Introduction"]]1012 +== 5.1 Battery Type == 1026 1026 1014 +((( 1015 +LLDS12 is equipped with a [[8500mAH ER26500 Li-SOCI2 battery>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]. The battery is un-rechargeable battery with low discharge rate targeting for 8~~10 years use. This type of battery is commonly used in IoT target for long-term running, such as water meter. 1016 +))) 1027 1027 1018 +((( 1019 +The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance. 1020 +))) 1028 1028 1029 - == 4.2 How to changethe LoRa Frequency Bands/Region ==1022 +[[image:1654593587246-335.png]] 1030 1030 1031 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]]. 1032 -When downloading the images, choose the required image file for download. 1033 1033 1025 +Minimum Working Voltage for the LLDS12: 1034 1034 1027 +LLDS12: 2.45v ~~ 3.6v 1035 1035 1036 -== 4.3 Can I use LDDS75 in condensation environment? == 1037 1037 1038 -LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0. 1039 1039 1031 +== 5.2 Replace Battery == 1040 1040 1033 +((( 1034 +Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery. 1035 +))) 1041 1041 1042 -= 5. Trouble Shooting = 1037 +((( 1038 +And make sure the positive and negative pins match. 1039 +))) 1043 1043 1044 -== 5.1 Why I can’t join TTN V3 in US915 / AU915 bands? == 1045 1045 1046 -It is due to channel mapping. Please see below link: [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1047 1047 1043 +== 5.3 Power Consumption Analyze == 1048 1048 1049 -== 5.2 AT Command input doesn't work == 1045 +((( 1046 +Dragino Battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval. 1047 +))) 1050 1050 1049 +((( 1050 +Instruction to use as below: 1051 +))) 1052 + 1053 + 1054 +**Step 1**: Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: 1055 + 1056 +[[https:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/Battery_Analyze/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/]] 1057 + 1058 + 1059 +**Step 2**: Open it and choose 1060 + 1061 +* Product Model 1062 +* Uplink Interval 1063 +* Working Mode 1064 + 1065 +And the Life expectation in difference case will be shown on the right. 1066 + 1067 +[[image:1654593605679-189.png]] 1068 + 1069 + 1070 +The battery related documents as below: 1071 + 1072 +* ((( 1073 +[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]], 1074 +))) 1075 +* ((( 1076 +[[Lithium-Thionyl Chloride Battery datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]], 1077 +))) 1078 +* ((( 1079 +[[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]] 1080 +))) 1081 + 1082 +[[image:image-20220607172042-11.png]] 1083 + 1084 + 1085 + 1086 +=== 5.3.1 Battery Note === 1087 + 1088 +((( 1089 +The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased. 1090 +))) 1091 + 1092 + 1093 + 1094 +=== 5.3.2 Replace the battery === 1095 + 1096 +((( 1097 +You can change the battery in the LLDS12.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board. 1098 +))) 1099 + 1100 +((( 1101 +The default battery pack of LLDS12 includes a ER26500 plus super capacitor. If user can’t find this pack locally, they can find ER26500 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes) 1102 +))) 1103 + 1104 + 1105 + 1106 += 6. Use AT Command = 1107 + 1108 +== 6.1 Access AT Commands == 1109 + 1110 +LLDS12 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LLDS12 for using AT command, as below. 1111 + 1112 +[[image:1654593668970-604.png]] 1113 + 1114 +**Connection:** 1115 + 1116 +(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND** 1117 + 1118 +(% style="background-color:yellow" %)** USB TTL TXD <~-~-~-~-> UART_RXD** 1119 + 1120 +(% style="background-color:yellow" %)** USB TTL RXD <~-~-~-~-> UART_TXD** 1121 + 1122 + 1123 +((( 1124 +((( 1125 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12. 1126 +))) 1127 + 1128 +((( 1129 +LLDS12 will output system info once power on as below: 1130 +))) 1131 +))) 1132 + 1133 + 1134 + [[image:1654593712276-618.png]] 1135 + 1136 +Valid AT Command please check [[Configure Device>>||anchor="H4.A0ConfigureLLDS12viaATCommandorLoRaWANDownlink"]]. 1137 + 1138 + 1139 += 7. FAQ = 1140 + 1141 +== 7.1 How to change the LoRa Frequency Bands/Region == 1142 + 1143 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]]. 1144 +When downloading the images, choose the required image file for download. 1145 + 1146 + 1147 += 8. Trouble Shooting = 1148 + 1149 +== 8.1 AT Commands input doesn’t work == 1150 + 1151 + 1152 +((( 1051 1051 In the case if user can see the console output but can’t type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn’t send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string. 1154 +))) 1052 1052 1156 + 1157 +== 8.2 Significant error between the output distant value of LiDAR and actual distance == 1158 + 1159 + 1053 1053 ((( 1161 +(% style="color:blue" %)**Cause ①**(%%)**:**Due to the physical principles of The LiDAR probe, the above phenomenon is likely to occur if the detection object is the material with high reflectivity (such as mirror, smooth floor tile, etc.) or transparent substance (such as glass and water, etc.) 1162 +))) 1163 + 1164 +((( 1165 +Troubleshooting: Please avoid use of this product under such circumstance in practice. 1166 +))) 1167 + 1168 +((( 1054 1054 1055 1055 ))) 1056 1056 1172 +((( 1173 +(% style="color:blue" %)**Cause ②**(%%)**: **The IR-pass filters are blocked. 1174 +))) 1057 1057 1058 -= 6. Order Info = 1176 +((( 1177 +Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter. 1178 +))) 1059 1059 1060 1060 1061 -Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY** 1062 1062 1182 += 9. Order Info = 1063 1063 1064 -(% style="color:blue" %)**XX**(%%)**: **The default frequency band 1065 1065 1066 -* (% style="color:red" %)**AS923 **(%%)**:** LoRaWAN AS923 band 1067 -* (% style="color:red" %)**AU915 **(%%)**:** LoRaWAN AU915 band 1068 -* (% style="color:red" %)**EU433 **(%%)**:** LoRaWAN EU433 band 1069 -* (% style="color:red" %)**EU868 **(%%)**:** LoRaWAN EU868 band 1070 -* (% style="color:red" %)**KR920 **(%%)**:** LoRaWAN KR920 band 1071 -* (% style="color:red" %)**US915 **(%%)**:** LoRaWAN US915 band 1072 -* (% style="color:red" %)**IN865 **(%%)**:** LoRaWAN IN865 band 1073 -* (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band 1185 +Part Number: (% style="color:blue" %)**LLDS12-XX** 1074 1074 1075 -(% style="color:blue" %)**YY**(%%): Battery Option 1076 1076 1077 -* (% style="color:red" %)**4 **(%%)**: **4000mAh battery 1078 -* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1188 +(% style="color:blue" %)**XX**(%%): The default frequency band 1079 1079 1080 -= 7. Packing Info = 1190 +* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band 1191 +* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band 1192 +* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band 1193 +* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band 1194 +* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band 1195 +* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band 1196 +* (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band 1197 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 1081 1081 1199 += 10. Packing Info = 1082 1082 1201 + 1083 1083 **Package Includes**: 1084 1084 1085 -* LD DS75LoRaWAN DistanceDetectionSensor x 11204 +* LLDS12 LoRaWAN LiDAR Distance Sensor x 1 1086 1086 1087 1087 **Dimension and weight**: 1088 1088 ... ... @@ -1091,7 +1091,7 @@ 1091 1091 * Package Size / pcs : cm 1092 1092 * Weight / pcs : g 1093 1093 1094 -= 8. Support =1213 += 11. Support = 1095 1095 1096 1096 * 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. 1097 1097 * 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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