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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... ... @@ -86,7 +86,6 @@ 86 86 * IP66 Waterproof Enclosure 87 87 * 4000mAh or 8500mAh Battery for long term use 88 88 89 - 90 90 == 1.3 Specification == 91 91 92 92 === 1.3.1 Rated environmental conditions === ... ... @@ -109,7 +109,9 @@ 109 109 110 110 111 111 111 +((( 112 112 **(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.** 113 +))) 113 113 114 114 115 115 [[image:1654852175653-550.png]](% style="display:none" %) ** ** ... ... @@ -128,8 +128,6 @@ 128 128 * Sewer 129 129 * Bottom water level monitoring 130 130 131 - 132 - 133 133 == 1.6 Pin mapping and power on == 134 134 135 135 ... ... @@ -176,11 +176,17 @@ 176 176 [[image:image-20220607170145-1.jpeg]] 177 177 178 178 178 +((( 179 179 For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI. 180 +))) 180 180 182 +((( 181 181 Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot: 184 +))) 182 182 186 +((( 183 183 **Add APP EUI in the application** 188 +))) 184 184 185 185 [[image:image-20220610161353-4.png]] 186 186 ... ... @@ -223,11 +223,15 @@ 223 223 == 2.3 Uplink Payload == 224 224 225 225 ((( 231 +((( 226 226 LDDS75 will uplink payload via LoRaWAN with below payload format: 233 +))) 227 227 235 +((( 228 228 Uplink payload includes in total 4 bytes. 229 229 Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance 230 230 ))) 239 +))) 231 231 232 232 ((( 233 233 ... ... @@ -262,9 +262,13 @@ 262 262 263 263 === 2.3.2 Distance === 264 264 274 +((( 265 265 Get the distance. Flat object range 280mm - 7500mm. 276 +))) 266 266 278 +((( 267 267 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.** 280 +))) 268 268 269 269 270 270 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor. ... ... @@ -298,9 +298,13 @@ 298 298 299 299 === 2.3.5 Sensor Flag === 300 300 314 +((( 301 301 0x01: Detect Ultrasonic Sensor 316 +))) 302 302 318 +((( 303 303 0x00: No Ultrasonic Sensor 320 +))) 304 304 305 305 306 306 ... ... @@ -313,7 +313,9 @@ 313 313 314 314 The payload decoder function for TTN V3 is here: 315 315 333 +((( 316 316 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/]] 335 +))) 317 317 318 318 319 319 ... ... @@ -839,13 +839,21 @@ 839 839 * Solid ON for 5 seconds once device successful Join the network. 840 840 * Blink once when device transmit a packet. 841 841 861 + 842 842 == 2.8 Firmware Change Log == 843 843 844 844 865 +((( 845 845 **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/]] 867 +))) 846 846 869 +((( 870 + 871 +))) 847 847 873 +((( 848 848 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 875 +))) 849 849 850 850 851 851 ... ... @@ -989,7 +989,9 @@ 989 989 [[image:image-20220610172924-5.png]] 990 990 991 991 1019 +((( 992 992 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: 1021 +))) 993 993 994 994 995 995 [[image:image-20220610172924-6.png||height="601" width="860"]] ... ... @@ -1013,7 +1013,9 @@ 1013 1013 ((( 1014 1014 Format: Command Code (0x01) followed by 3 bytes time value. 1015 1015 1045 +((( 1016 1016 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01. 1047 +))) 1017 1017 1018 1018 * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds 1019 1019 * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds ... ... @@ -1036,11 +1036,15 @@ 1036 1036 1037 1037 Format: Command Code (0x06) followed by 3 bytes. 1038 1038 1070 +((( 1039 1039 This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06. 1072 +))) 1040 1040 1041 1041 * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1042 1042 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1043 1043 1077 + 1078 + 1044 1044 = 4. FAQ = 1045 1045 1046 1046 == 4.1 What is the frequency plan for LDDS75? == ... ... @@ -1100,6 +1100,8 @@ 1100 1100 * (% style="color:red" %)**4 **(%%)**: **4000mAh battery 1101 1101 * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1102 1102 1138 + 1139 + 1103 1103 = 7. Packing Info = 1104 1104 1105 1105 ... ... @@ -1114,6 +1114,8 @@ 1114 1114 * Package Size / pcs : cm 1115 1115 * Weight / pcs : g 1116 1116 1154 + 1155 + 1117 1117 = 8. Support = 1118 1118 1119 1119 * 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.