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" %) ** ** ... ... @@ -179,17 +179,11 @@ 179 179 [[image:image-20220607170145-1.jpeg]] 180 180 181 181 182 -((( 183 183 For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI. 184 -))) 185 185 186 -((( 187 187 Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot: 188 -))) 189 189 190 -((( 191 191 **Add APP EUI in the application** 192 -))) 193 193 194 194 [[image:image-20220610161353-4.png]] 195 195 ... ... @@ -232,15 +232,11 @@ 232 232 == 2.3 Uplink Payload == 233 233 234 234 ((( 235 -((( 236 236 LDDS75 will uplink payload via LoRaWAN with below payload format: 237 -))) 238 238 239 -((( 240 240 Uplink payload includes in total 4 bytes. 241 241 Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance 242 242 ))) 243 -))) 244 244 245 245 ((( 246 246 ... ... @@ -275,18 +275,15 @@ 275 275 276 276 === 2.3.2 Distance === 277 277 278 -((( 279 279 Get the distance. Flat object range 280mm - 7500mm. 280 -))) 281 281 282 -((( 283 283 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.** 284 -))) 285 285 286 286 287 287 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor. 288 288 * 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. 289 289 273 + 290 290 === 2.3.3 Interrupt Pin === 291 291 292 292 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. ... ... @@ -315,13 +315,9 @@ 315 315 316 316 === 2.3.5 Sensor Flag === 317 317 318 -((( 319 319 0x01: Detect Ultrasonic Sensor 320 -))) 321 321 322 -((( 323 323 0x00: No Ultrasonic Sensor 324 -))) 325 325 326 326 327 327 ... ... @@ -334,9 +334,7 @@ 334 334 335 335 The payload decoder function for TTN V3 is here: 336 336 337 -((( 338 338 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/]] 339 -))) 340 340 341 341 342 342 ... ... @@ -862,20 +862,14 @@ 862 862 * Solid ON for 5 seconds once device successful Join the network. 863 863 * Blink once when device transmit a packet. 864 864 843 + 865 865 == 2.8 Firmware Change Log == 866 866 867 867 868 -((( 869 869 **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/]] 870 -))) 871 871 872 -((( 873 - 874 -))) 875 875 876 -((( 877 877 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 878 -))) 879 879 880 880 881 881 ... ... @@ -1019,9 +1019,7 @@ 1019 1019 [[image:image-20220610172924-5.png]] 1020 1020 1021 1021 1022 -((( 1023 1023 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: 1024 -))) 1025 1025 1026 1026 1027 1027 [[image:image-20220610172924-6.png||height="601" width="860"]] ... ... @@ -1045,9 +1045,7 @@ 1045 1045 ((( 1046 1046 Format: Command Code (0x01) followed by 3 bytes time value. 1047 1047 1048 -((( 1049 1049 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01. 1050 -))) 1051 1051 1052 1052 * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds 1053 1053 * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds ... ... @@ -1070,14 +1070,13 @@ 1070 1070 1071 1071 Format: Command Code (0x06) followed by 3 bytes. 1072 1072 1073 -((( 1074 1074 This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06. 1075 -))) 1076 1076 1077 1077 * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1078 1078 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1079 1079 1080 1080 1047 + 1081 1081 = 4. FAQ = 1082 1082 1083 1083 == 4.1 What is the frequency plan for LDDS75? == ... ... @@ -1138,6 +1138,7 @@ 1138 1138 * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1139 1139 1140 1140 1108 + 1141 1141 = 7. Packing Info = 1142 1142 1143 1143 ... ... @@ -1153,6 +1153,7 @@ 1153 1153 * Weight / pcs : g 1154 1154 1155 1155 1124 + 1156 1156 = 8. Support = 1157 1157 1158 1158 * 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.