Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual
Last modified by Mengting Qiu on 2025/02/26 15:04
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -88,6 +88,8 @@ 88 88 89 89 90 90 91 + 92 + 91 91 == 1.3 Specification == 92 92 93 93 === 1.3.1 Rated environmental conditions === ... ... @@ -110,7 +110,9 @@ 110 110 111 111 112 112 115 +((( 113 113 **(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 +))) 114 114 115 115 116 116 [[image:1654852175653-550.png]](% style="display:none" %) ** ** ... ... @@ -175,11 +175,17 @@ 175 175 [[image:image-20220607170145-1.jpeg]] 176 176 177 177 182 +((( 178 178 For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI. 184 +))) 179 179 186 +((( 180 180 Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot: 188 +))) 181 181 190 +((( 182 182 **Add APP EUI in the application** 192 +))) 183 183 184 184 [[image:image-20220610161353-4.png]] 185 185 ... ... @@ -222,11 +222,15 @@ 222 222 == 2.3 Uplink Payload == 223 223 224 224 ((( 235 +((( 225 225 LDDS75 will uplink payload via LoRaWAN with below payload format: 237 +))) 226 226 239 +((( 227 227 Uplink payload includes in total 4 bytes. 228 228 Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance 229 229 ))) 243 +))) 230 230 231 231 ((( 232 232 ... ... @@ -261,9 +261,13 @@ 261 261 262 262 === 2.3.2 Distance === 263 263 278 +((( 264 264 Get the distance. Flat object range 280mm - 7500mm. 280 +))) 265 265 282 +((( 266 266 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 +))) 267 267 268 268 269 269 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor. ... ... @@ -297,9 +297,13 @@ 297 297 298 298 === 2.3.5 Sensor Flag === 299 299 318 +((( 300 300 0x01: Detect Ultrasonic Sensor 320 +))) 301 301 322 +((( 302 302 0x00: No Ultrasonic Sensor 324 +))) 303 303 304 304 305 305 ... ... @@ -312,7 +312,9 @@ 312 312 313 313 The payload decoder function for TTN V3 is here: 314 314 337 +((( 315 315 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 +))) 316 316 317 317 318 318 ... ... @@ -841,10 +841,17 @@ 841 841 == 2.8 Firmware Change Log == 842 842 843 843 868 +((( 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/]] 870 +))) 845 845 872 +((( 873 + 874 +))) 846 846 876 +((( 847 847 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 878 +))) 848 848 849 849 850 850 ... ... @@ -988,7 +988,9 @@ 988 988 [[image:image-20220610172924-5.png]] 989 989 990 990 1022 +((( 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: 1024 +))) 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 1048 +((( 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. 1050 +))) 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 1073 +((( 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. 1075 +))) 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