Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 147.4 >
edited by Xiaoling
on 2022/06/10 17:40
To version < 149.13 >
edited by Xiaoling
on 2022/06/10 18:15
>
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Summary

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Content
... ... @@ -57,7 +57,6 @@
57 57  * IP66 Waterproof Enclosure
58 58  * 4000mAh or 8500mAh Battery for long term use
59 59  
60 -
61 61  == 1.3  Specification ==
62 62  
63 63  === 1.3.1  Rated environmental conditions ===
... ... @@ -98,7 +98,6 @@
98 98  * Sewer
99 99  * Bottom water level monitoring
100 100  
101 -
102 102  == 1.6  Pin mapping and power on ==
103 103  
104 104  
... ... @@ -239,7 +239,6 @@
239 239  * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
240 240  * 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.
241 241  
242 -
243 243  === 2.3.3  Interrupt Pin ===
244 244  
245 245  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.
... ... @@ -809,7 +809,6 @@
809 809  * Solid ON for 5 seconds once device successful Join the network.
810 810  * Blink once when device transmit a packet.
811 811  
812 -
813 813  == 2.8  ​Firmware Change Log ==
814 814  
815 815  
... ... @@ -828,7 +828,7 @@
828 828  [[image:image-20220610172003-2.png]]
829 829  
830 830  
831 -== 2.10  Battery Analysis ==
827 +== 2.10  Battery Analysis ==
832 832  
833 833  === 2.10.1  Battery Type ===
834 834  
... ... @@ -974,8 +974,6 @@
974 974  [[image:image-20220610173409-7.png]]
975 975  
976 976  
977 -
978 -
979 979  (((
980 980  (% style="color:#037691" %)**Downlink Command: 0x01**
981 981  )))
... ... @@ -998,13 +998,12 @@
998 998  
999 999  Feature, Set Interrupt mode for GPIO_EXIT.
1000 1000  
1001 -
1002 1002  (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1003 1003  
1004 -[[image:image-20220610105907-1.png]]
997 +[[image:image-20220610174917-9.png]]
1005 1005  
1006 1006  
1007 -**Downlink Command: 0x06**
1000 +(% style="color:#037691" %)**Downlink Command: 0x06**
1008 1008  
1009 1009  Format: Command Code (0x06) followed by 3 bytes.
1010 1010  
... ... @@ -1015,201 +1015,75 @@
1015 1015  
1016 1016  
1017 1017  
1018 -= 5.  Battery & How to replace =
1019 1019  
1020 -== 5.1  Battery Type ==
1012 += 4.  FAQ =
1021 1021  
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 -)))
1014 +== 4.1  What is the frequency plan for LDDS75? ==
1025 1025  
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 -)))
1016 +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"]]
1029 1029  
1030 -[[image:1654593587246-335.png]]
1031 1031  
1032 1032  
1033 -Minimum Working Voltage for the LLDS12:
1020 +== 4.2  How to change the LoRa Frequency Bands/Region ==
1034 1034  
1035 -LLDS12:  2.45v ~~ 3.6v
1022 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1023 +When downloading the images, choose the required image file for download. ​
1036 1036  
1037 1037  
1038 1038  
1039 -== 5.2  Replace Battery ==
1027 +== 4.3  Can I use LDDS75 in condensation environment? ==
1040 1040  
1041 -(((
1042 -Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
1043 -)))
1029 +LDDS75 is not suitable to be used in condensation environment. Condensation on the LDDS75 probe will affect the reading and always got 0.
1044 1044  
1045 -(((
1046 -And make sure the positive and negative pins match.
1047 -)))
1048 1048  
1049 1049  
1033 += 5.  Trouble Shooting =
1050 1050  
1051 -== 5.3  Power Consumption Analyze ==
1035 +== 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
1052 1052  
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 -)))
1037 +It is due to channel mapping. Please see below link:  [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1056 1056  
1057 -(((
1058 -Instruction to use as below:
1059 -)))
1060 1060  
1040 +== 5.2  AT Command input doesn't work ==
1061 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 -(((
1161 1161  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 -)))
1163 1163  
1164 -
1165 -== 8.2  Significant error between the output distant value of LiDAR and actual distance ==
1166 -
1167 -
1168 1168  (((
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.)
1045 +
1170 1170  )))
1171 1171  
1172 -(((
1173 -Troubleshooting: Please avoid use of this product under such circumstance in practice.
1174 -)))
1175 1175  
1176 -(((
1177 -
1178 -)))
1049 += 6.  Order Info =
1179 1179  
1180 -(((
1181 -(% style="color:blue" %)**Cause ②**(%%)**: **The IR-pass filters are blocked.
1182 -)))
1183 1183  
1184 -(((
1185 -Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter.
1186 -)))
1052 +Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY**
1187 1187  
1188 1188  
1055 +(% style="color:blue" %)**XX**(%%)**: **The default frequency band
1189 1189  
1190 -= 9.  Order Info =
1057 +* (% style="color:red" %)**AS923 **(%%)**:** LoRaWAN AS923 band
1058 +* (% style="color:red" %)**AU915 **(%%)**:** LoRaWAN AU915 band
1059 +* (% style="color:red" %)**EU433 **(%%)**:** LoRaWAN EU433 band
1060 +* (% style="color:red" %)**EU868 **(%%)**:** LoRaWAN EU868 band
1061 +* (% style="color:red" %)**KR920 **(%%)**:** LoRaWAN KR920 band
1062 +* (% style="color:red" %)**US915 **(%%)**:** LoRaWAN US915 band
1063 +* (% style="color:red" %)**IN865 **(%%)**:**  LoRaWAN IN865 band
1064 +* (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band
1191 1191  
1066 +(% style="color:blue" %)**YY**(%%): Battery Option
1192 1192  
1193 -Part Number: (% style="color:blue" %)**LLDS12-XX**
1068 +* (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1069 +* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1194 1194  
1195 1195  
1196 -(% style="color:blue" %)**XX**(%%): The default frequency band
1197 1197  
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
1206 1206  
1207 -= 10. ​ Packing Info =
1074 += 7. ​ Packing Info =
1208 1208  
1209 1209  
1210 1210  **Package Includes**:
1211 1211  
1212 -* LLDS12 LoRaWAN LiDAR Distance Sensor x 1
1079 +* LDDS75 LoRaWAN Distance Detection Sensor x 1
1213 1213  
1214 1214  **Dimension and weight**:
1215 1215  
... ... @@ -1218,7 +1218,7 @@
1218 1218  * Package Size / pcs : cm
1219 1219  * Weight / pcs : g
1220 1220  
1221 -= 11.  ​Support =
1088 += 8.  ​Support =
1222 1222  
1223 1223  * 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.
1224 1224  * 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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