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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... ... @@ -89,7 +89,6 @@ 89 89 90 90 91 91 92 - 93 93 == 1.3 Specification == 94 94 95 95 === 1.3.1 Rated environmental conditions === ... ... @@ -96,12 +96,12 @@ 96 96 97 97 [[image:image-20220610154839-1.png]] 98 98 99 -((( 100 -**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing); b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)** 101 -))) 98 +**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);** 102 102 100 +**b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)** 103 103 104 104 103 + 105 105 === 1.3.2 Effective measurement range Reference beam pattern === 106 106 107 107 **(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.** ... ... @@ -112,9 +112,7 @@ 112 112 113 113 114 114 115 -((( 116 116 **(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.** 117 -))) 118 118 119 119 120 120 [[image:1654852175653-550.png]](% style="display:none" %) ** ** ... ... @@ -133,10 +133,6 @@ 133 133 * Sewer 134 134 * Bottom water level monitoring 135 135 136 - 137 - 138 - 139 - 140 140 == 1.6 Pin mapping and power on == 141 141 142 142 ... ... @@ -183,17 +183,11 @@ 183 183 [[image:image-20220607170145-1.jpeg]] 184 184 185 185 186 -((( 187 187 For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI. 188 -))) 189 189 190 -((( 191 191 Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot: 192 -))) 193 193 194 -((( 195 195 **Add APP EUI in the application** 196 -))) 197 197 198 198 [[image:image-20220610161353-4.png]] 199 199 ... ... @@ -236,15 +236,11 @@ 236 236 == 2.3 Uplink Payload == 237 237 238 238 ((( 239 -((( 240 240 LDDS75 will uplink payload via LoRaWAN with below payload format: 241 -))) 242 242 243 -((( 244 244 Uplink payload includes in total 4 bytes. 245 245 Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance 246 246 ))) 247 -))) 248 248 249 249 ((( 250 250 ... ... @@ -279,18 +279,15 @@ 279 279 280 280 === 2.3.2 Distance === 281 281 282 -((( 283 283 Get the distance. Flat object range 280mm - 7500mm. 284 -))) 285 285 286 -((( 287 287 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" %)** 0B05(H) = 2821 (D) = 2821 mm.** 288 -))) 289 289 290 290 291 291 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor. 292 292 * 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. 293 293 273 + 294 294 === 2.3.3 Interrupt Pin === 295 295 296 296 This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3A0SetInterruptMode"]] for the hardware and software set up. ... ... @@ -319,13 +319,9 @@ 319 319 320 320 === 2.3.5 Sensor Flag === 321 321 322 -((( 323 323 0x01: Detect Ultrasonic Sensor 324 -))) 325 325 326 -((( 327 327 0x00: No Ultrasonic Sensor 328 -))) 329 329 330 330 331 331 ... ... @@ -338,9 +338,7 @@ 338 338 339 339 The payload decoder function for TTN V3 is here: 340 340 341 -((( 342 342 LDDS75 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]] 343 -))) 344 344 345 345 346 346 ... ... @@ -866,20 +866,14 @@ 866 866 * Solid ON for 5 seconds once device successful Join the network. 867 867 * Blink once when device transmit a packet. 868 868 843 + 869 869 == 2.8 Firmware Change Log == 870 870 871 871 872 -((( 873 873 **Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]] 874 -))) 875 875 876 -((( 877 - 878 -))) 879 879 880 -((( 881 881 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 882 -))) 883 883 884 884 885 885 ... ... @@ -1023,9 +1023,7 @@ 1023 1023 [[image:image-20220610172924-5.png]] 1024 1024 1025 1025 1026 -((( 1027 1027 In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS75. LDDS75 will output system info once power on as below: 1028 -))) 1029 1029 1030 1030 1031 1031 [[image:image-20220610172924-6.png||height="601" width="860"]] ... ... @@ -1049,9 +1049,7 @@ 1049 1049 ((( 1050 1050 Format: Command Code (0x01) followed by 3 bytes time value. 1051 1051 1052 -((( 1053 1053 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01. 1054 -))) 1055 1055 1056 1056 * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds 1057 1057 * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds ... ... @@ -1074,14 +1074,13 @@ 1074 1074 1075 1075 Format: Command Code (0x06) followed by 3 bytes. 1076 1076 1077 -((( 1078 1078 This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06. 1079 -))) 1080 1080 1081 1081 * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1082 1082 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1083 1083 1084 1084 1047 + 1085 1085 = 4. FAQ = 1086 1086 1087 1087 == 4.1 What is the frequency plan for LDDS75? == ... ... @@ -1142,6 +1142,7 @@ 1142 1142 * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1143 1143 1144 1144 1108 + 1145 1145 = 7. Packing Info = 1146 1146 1147 1147 ... ... @@ -1157,6 +1157,7 @@ 1157 1157 * Weight / pcs : g 1158 1158 1159 1159 1124 + 1160 1160 = 8. Support = 1161 1161 1162 1162 * 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.