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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... ... @@ -87,9 +87,6 @@ 87 87 * 4000mAh or 8500mAh Battery for long term use 88 88 89 89 90 - 91 - 92 - 93 93 == 1.3 Specification == 94 94 95 95 === 1.3.1 Rated environmental conditions === ... ... @@ -135,8 +135,6 @@ 135 135 136 136 137 137 138 - 139 - 140 140 == 1.6 Pin mapping and power on == 141 141 142 142 ... ... @@ -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 ... ... @@ -279,22 +279,14 @@ 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. 293 293 294 - 295 - 296 - 297 - 298 298 === 2.3.3 Interrupt Pin === 299 299 300 300 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. ... ... @@ -323,13 +323,9 @@ 323 323 324 324 === 2.3.5 Sensor Flag === 325 325 326 -((( 327 327 0x01: Detect Ultrasonic Sensor 328 -))) 329 329 330 -((( 331 331 0x00: No Ultrasonic Sensor 332 -))) 333 333 334 334 335 335 ... ... @@ -342,9 +342,7 @@ 342 342 343 343 The payload decoder function for TTN V3 is here: 344 344 345 -((( 346 346 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/]] 347 -))) 348 348 349 349 350 350 ... ... @@ -870,24 +870,13 @@ 870 870 * Solid ON for 5 seconds once device successful Join the network. 871 871 * Blink once when device transmit a packet. 872 872 873 - 874 - 875 - 876 - 877 877 == 2.8 Firmware Change Log == 878 878 879 879 880 -((( 881 881 **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/]] 882 -))) 883 883 884 -((( 885 - 886 -))) 887 887 888 -((( 889 889 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 890 -))) 891 891 892 892 893 893 ... ... @@ -1031,9 +1031,7 @@ 1031 1031 [[image:image-20220610172924-5.png]] 1032 1032 1033 1033 1034 -((( 1035 1035 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: 1036 -))) 1037 1037 1038 1038 1039 1039 [[image:image-20220610172924-6.png||height="601" width="860"]] ... ... @@ -1057,9 +1057,7 @@ 1057 1057 ((( 1058 1058 Format: Command Code (0x01) followed by 3 bytes time value. 1059 1059 1060 -((( 1061 1061 If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01. 1062 -))) 1063 1063 1064 1064 * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds 1065 1065 * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds ... ... @@ -1069,10 +1069,6 @@ 1069 1069 1070 1070 ))) 1071 1071 1072 - 1073 - 1074 - 1075 - 1076 1076 == 3.3 Set Interrupt Mode == 1077 1077 1078 1078 Feature, Set Interrupt mode for GPIO_EXIT. ... ... @@ -1086,14 +1086,11 @@ 1086 1086 1087 1087 Format: Command Code (0x06) followed by 3 bytes. 1088 1088 1089 -((( 1090 1090 This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06. 1091 -))) 1092 1092 1093 1093 * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1094 1094 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1095 1095 1096 - 1097 1097 = 4. FAQ = 1098 1098 1099 1099 == 4.1 What is the frequency plan for LDDS75? == ... ... @@ -1153,7 +1153,6 @@ 1153 1153 * (% style="color:red" %)**4 **(%%)**: **4000mAh battery 1154 1154 * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1155 1155 1156 - 1157 1157 = 7. Packing Info = 1158 1158 1159 1159 ... ... @@ -1168,7 +1168,6 @@ 1168 1168 * Package Size / pcs : cm 1169 1169 * Weight / pcs : g 1170 1170 1171 - 1172 1172 = 8. Support = 1173 1173 1174 1174 * 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.