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 == ... ... @@ -272,13 +272,9 @@ 272 272 0x00: No Ultrasonic Sensor 273 273 274 274 275 -(% class="wikigeneratedid" %) 273 +=== 274 +(% style="color:inherit; font-family:inherit" %)2.3.6 Decode payload in The Things Network(%%) === 276 276 277 - 278 -(% class="wikigeneratedid" id="H2.3.6A0DecodepayloadinTheThingsNetwork" %) 279 - 280 -(% style="color:inherit; font-family:inherit" %)2.3.6 Decode payload in The Things Network 281 - 282 282 While using TTN network, you can add the payload format to decode the payload. 283 283 284 284 ... ... @@ -976,6 +976,8 @@ 976 976 [[image:image-20220610173409-7.png]] 977 977 978 978 973 + 974 + 979 979 ((( 980 980 (% style="color:#037691" %)**Downlink Command: 0x01** 981 981 ))) ... ... @@ -998,9 +998,10 @@ 998 998 999 999 Feature, Set Interrupt mode for GPIO_EXIT. 1000 1000 997 + 1001 1001 (% style="color:#037691" %)**Downlink Command: AT+INTMOD** 1002 1002 1003 -[[image:image-202206101 74917-9.png]]1000 +[[image:image-20220610105907-1.png]] 1004 1004 1005 1005 1006 1006 (% style="color:#037691" %)**Downlink Command: 0x06** ... ... @@ -1013,74 +1013,201 @@ 1013 1013 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1014 1014 1015 1015 1013 += 5. Battery & How to replace = 1016 1016 1017 -= 4.FAQ=1015 +== 5.1 Battery Type == 1018 1018 1019 -== 4.1 What is the frequency plan for LDDS75? == 1017 +((( 1018 +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. 1019 +))) 1020 1020 1021 -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"]] 1021 +((( 1022 +The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance. 1023 +))) 1022 1022 1025 +[[image:1654593587246-335.png]] 1023 1023 1024 1024 1025 - ==4.2 Howtochangethe LoRa FrequencyBands/Region==1028 +Minimum Working Voltage for the LLDS12: 1026 1026 1027 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]]. 1028 -When downloading the images, choose the required image file for download. 1030 +LLDS12: 2.45v ~~ 3.6v 1029 1029 1030 1030 1031 1031 1032 -== 4.3Can I useLDDS75 incondensationenvironment?==1034 +== 5.2 Replace Battery == 1033 1033 1034 -LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0. 1036 +((( 1037 +Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery. 1038 +))) 1035 1035 1040 +((( 1041 +And make sure the positive and negative pins match. 1042 +))) 1036 1036 1037 1037 1038 -= 5. Trouble Shooting = 1039 1039 1040 -== 5. 1WhyI can’tjoinTTN V3 in US915 /AU915 bands?==1046 +== 5.3 Power Consumption Analyze == 1041 1041 1042 -It is due to channel mapping. Please see below link: [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1048 +((( 1049 +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. 1050 +))) 1043 1043 1052 +((( 1053 +Instruction to use as below: 1054 +))) 1044 1044 1045 -== 5.2 AT Command input doesn't work == 1046 1046 1057 +**Step 1**: Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: 1058 + 1059 +[[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/]] 1060 + 1061 + 1062 +**Step 2**: Open it and choose 1063 + 1064 +* Product Model 1065 +* Uplink Interval 1066 +* Working Mode 1067 + 1068 +And the Life expectation in difference case will be shown on the right. 1069 + 1070 +[[image:1654593605679-189.png]] 1071 + 1072 + 1073 +The battery related documents as below: 1074 + 1075 +* ((( 1076 +[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]], 1077 +))) 1078 +* ((( 1079 +[[Lithium-Thionyl Chloride Battery datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]], 1080 +))) 1081 +* ((( 1082 +[[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]] 1083 +))) 1084 + 1085 +[[image:image-20220607172042-11.png]] 1086 + 1087 + 1088 + 1089 +=== 5.3.1 Battery Note === 1090 + 1091 +((( 1092 +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. 1093 +))) 1094 + 1095 + 1096 + 1097 +=== 5.3.2 Replace the battery === 1098 + 1099 +((( 1100 +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. 1101 +))) 1102 + 1103 +((( 1104 +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) 1105 +))) 1106 + 1107 + 1108 + 1109 += 6. Use AT Command = 1110 + 1111 +== 6.1 Access AT Commands == 1112 + 1113 +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. 1114 + 1115 +[[image:1654593668970-604.png]] 1116 + 1117 +**Connection:** 1118 + 1119 +(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND** 1120 + 1121 +(% style="background-color:yellow" %)** USB TTL TXD <~-~-~-~-> UART_RXD** 1122 + 1123 +(% style="background-color:yellow" %)** USB TTL RXD <~-~-~-~-> UART_TXD** 1124 + 1125 + 1126 +((( 1127 +((( 1128 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12. 1129 +))) 1130 + 1131 +((( 1132 +LLDS12 will output system info once power on as below: 1133 +))) 1134 +))) 1135 + 1136 + 1137 + [[image:1654593712276-618.png]] 1138 + 1139 +Valid AT Command please check [[Configure Device>>||anchor="H4.A0ConfigureLLDS12viaATCommandorLoRaWANDownlink"]]. 1140 + 1141 + 1142 += 7. FAQ = 1143 + 1144 +== 7.1 How to change the LoRa Frequency Bands/Region == 1145 + 1146 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]]. 1147 +When downloading the images, choose the required image file for download. 1148 + 1149 + 1150 += 8. Trouble Shooting = 1151 + 1152 +== 8.1 AT Commands input doesn’t work == 1153 + 1154 + 1155 +((( 1047 1047 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. 1157 +))) 1048 1048 1159 + 1160 +== 8.2 Significant error between the output distant value of LiDAR and actual distance == 1161 + 1162 + 1049 1049 ((( 1050 - 1164 +(% 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.) 1051 1051 ))) 1052 1052 1167 +((( 1168 +Troubleshooting: Please avoid use of this product under such circumstance in practice. 1169 +))) 1053 1053 1054 -= 6. Order Info = 1171 +((( 1172 + 1173 +))) 1055 1055 1175 +((( 1176 +(% style="color:blue" %)**Cause ②**(%%)**: **The IR-pass filters are blocked. 1177 +))) 1056 1056 1057 -Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY** 1179 +((( 1180 +Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter. 1181 +))) 1058 1058 1059 1059 1060 -(% style="color:blue" %)**XX**(%%)**: **The default frequency band 1061 1061 1062 -* (% style="color:red" %)**AS923 **(%%)**:** LoRaWAN AS923 band 1063 -* (% style="color:red" %)**AU915 **(%%)**:** LoRaWAN AU915 band 1064 -* (% style="color:red" %)**EU433 **(%%)**:** LoRaWAN EU433 band 1065 -* (% style="color:red" %)**EU868 **(%%)**:** LoRaWAN EU868 band 1066 -* (% style="color:red" %)**KR920 **(%%)**:** LoRaWAN KR920 band 1067 -* (% style="color:red" %)**US915 **(%%)**:** LoRaWAN US915 band 1068 -* (% style="color:red" %)**IN865 **(%%)**:** LoRaWAN IN865 band 1069 -* (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band 1185 += 9. Order Info = 1070 1070 1071 -(% style="color:blue" %)**YY**(%%): Battery Option 1072 1072 1073 -* (% style="color:red" %)**4 **(%%)**: **4000mAh battery 1074 -* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1188 +Part Number: (% style="color:blue" %)**LLDS12-XX** 1075 1075 1076 1076 1191 +(% style="color:blue" %)**XX**(%%): The default frequency band 1077 1077 1078 -= 7. Packing Info = 1193 +* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band 1194 +* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band 1195 +* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band 1196 +* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band 1197 +* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band 1198 +* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band 1199 +* (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band 1200 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 1079 1079 1202 += 10. Packing Info = 1080 1080 1204 + 1081 1081 **Package Includes**: 1082 1082 1083 -* LD DS75LoRaWAN DistanceDetectionSensor x 11207 +* LLDS12 LoRaWAN LiDAR Distance Sensor x 1 1084 1084 1085 1085 **Dimension and weight**: 1086 1086 ... ... @@ -1089,9 +1089,7 @@ 1089 1089 * Package Size / pcs : cm 1090 1090 * Weight / pcs : g 1091 1091 1216 += 11. Support = 1092 1092 1093 - 1094 -= 8. Support = 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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