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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... ... @@ -92,12 +92,12 @@ 92 92 93 93 [[image:image-20220610154839-1.png]] 94 94 95 -**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);** 95 +((( 96 +**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)** 97 +))) 96 96 97 -**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)** 98 98 99 99 100 - 101 101 === 1.3.2 Effective measurement range Reference beam pattern === 102 102 103 103 **(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.** ... ... @@ -108,7 +108,9 @@ 108 108 109 109 110 110 111 +((( 111 111 **(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 +))) 112 112 113 113 114 114 [[image:1654852175653-550.png]](% style="display:none" %) ** ** ... ... @@ -173,11 +173,17 @@ 173 173 [[image:image-20220607170145-1.jpeg]] 174 174 175 175 178 +((( 176 176 For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI. 180 +))) 177 177 182 +((( 178 178 Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot: 184 +))) 179 179 186 +((( 180 180 **Add APP EUI in the application** 188 +))) 181 181 182 182 [[image:image-20220610161353-4.png]] 183 183 ... ... @@ -220,11 +220,15 @@ 220 220 == 2.3 Uplink Payload == 221 221 222 222 ((( 231 +((( 223 223 LDDS75 will uplink payload via LoRaWAN with below payload format: 233 +))) 224 224 235 +((( 225 225 Uplink payload includes in total 4 bytes. 226 226 Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance 227 227 ))) 239 +))) 228 228 229 229 ((( 230 230 ... ... @@ -259,9 +259,13 @@ 259 259 260 260 === 2.3.2 Distance === 261 261 274 +((( 262 262 Get the distance. Flat object range 280mm - 7500mm. 276 +))) 263 263 278 +((( 264 264 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 +))) 265 265 266 266 267 267 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor. ... ... @@ -296,9 +296,13 @@ 296 296 297 297 === 2.3.5 Sensor Flag === 298 298 315 +((( 299 299 0x01: Detect Ultrasonic Sensor 317 +))) 300 300 319 +((( 301 301 0x00: No Ultrasonic Sensor 321 +))) 302 302 303 303 304 304 ... ... @@ -311,7 +311,9 @@ 311 311 312 312 The payload decoder function for TTN V3 is here: 313 313 334 +((( 314 314 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/]] 336 +))) 315 315 316 316 317 317 ... ... @@ -838,13 +838,21 @@ 838 838 * Blink once when device transmit a packet. 839 839 840 840 863 + 841 841 == 2.8 Firmware Change Log == 842 842 843 843 867 +((( 844 844 **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/]] 869 +))) 845 845 871 +((( 872 + 873 +))) 846 846 875 +((( 847 847 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 877 +))) 848 848 849 849 850 850 ... ... @@ -988,7 +988,9 @@ 988 988 [[image:image-20220610172924-5.png]] 989 989 990 990 1021 +((( 991 991 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: 1023 +))) 992 992 993 993 994 994 [[image:image-20220610172924-6.png||height="601" width="860"]] ... ... @@ -1012,7 +1012,9 @@ 1012 1012 ((( 1013 1013 Format: Command Code (0x01) followed by 3 bytes time value. 1014 1014 1047 +((( 1015 1015 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01. 1049 +))) 1016 1016 1017 1017 * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds 1018 1018 * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds ... ... @@ -1035,7 +1035,9 @@ 1035 1035 1036 1036 Format: Command Code (0x06) followed by 3 bytes. 1037 1037 1072 +((( 1038 1038 This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06. 1074 +))) 1039 1039 1040 1040 * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1041 1041 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger ... ... @@ -1042,6 +1042,7 @@ 1042 1042 1043 1043 1044 1044 1081 + 1045 1045 = 4. FAQ = 1046 1046 1047 1047 == 4.1 What is the frequency plan for LDDS75? == ... ... @@ -1103,6 +1103,7 @@ 1103 1103 1104 1104 1105 1105 1143 + 1106 1106 = 7. Packing Info = 1107 1107 1108 1108 ... ... @@ -1119,6 +1119,7 @@ 1119 1119 1120 1120 1121 1121 1160 + 1122 1122 = 8. Support = 1123 1123 1124 1124 * 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.