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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... ... @@ -87,6 +87,7 @@ 87 87 * 4000mAh or 8500mAh Battery for long term use 88 88 89 89 90 + 90 90 == 1.3 Specification == 91 91 92 92 === 1.3.1 Rated environmental conditions === ... ... @@ -94,7 +94,7 @@ 94 94 [[image:image-20220610154839-1.png]] 95 95 96 96 ((( 97 -**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing); 98 +**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)** 98 98 ))) 99 99 100 100 ... ... @@ -109,9 +109,7 @@ 109 109 110 110 111 111 112 -((( 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.** 114 -))) 115 115 116 116 117 117 [[image:1654852175653-550.png]](% style="display:none" %) ** ** ... ... @@ -130,8 +130,6 @@ 130 130 * Sewer 131 131 * Bottom water level monitoring 132 132 133 - 134 - 135 135 == 1.6 Pin mapping and power on == 136 136 137 137 ... ... @@ -178,17 +178,11 @@ 178 178 [[image:image-20220607170145-1.jpeg]] 179 179 180 180 181 -((( 182 182 For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI. 183 -))) 184 184 185 -((( 186 186 Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot: 187 -))) 188 188 189 -((( 190 190 **Add APP EUI in the application** 191 -))) 192 192 193 193 [[image:image-20220610161353-4.png]] 194 194 ... ... @@ -231,15 +231,11 @@ 231 231 == 2.3 Uplink Payload == 232 232 233 233 ((( 234 -((( 235 235 LDDS75 will uplink payload via LoRaWAN with below payload format: 236 -))) 237 237 238 -((( 239 239 Uplink payload includes in total 4 bytes. 240 240 Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance 241 241 ))) 242 -))) 243 243 244 244 ((( 245 245 ... ... @@ -274,21 +274,14 @@ 274 274 275 275 === 2.3.2 Distance === 276 276 277 -((( 278 278 Get the distance. Flat object range 280mm - 7500mm. 279 -))) 280 280 281 -((( 282 282 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.** 283 -))) 284 284 285 285 286 286 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor. 287 287 * 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. 288 288 289 - 290 - 291 - 292 292 === 2.3.3 Interrupt Pin === 293 293 294 294 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. ... ... @@ -1060,6 +1060,7 @@ 1060 1060 * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode 1061 1061 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1062 1062 1043 + 1063 1063 = 4. FAQ = 1064 1064 1065 1065 == 4.1 What is the frequency plan for LDDS75? == ... ... @@ -1119,6 +1119,7 @@ 1119 1119 * (% style="color:red" %)**4 **(%%)**: **4000mAh battery 1120 1120 * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery 1121 1121 1103 + 1122 1122 = 7. Packing Info = 1123 1123 1124 1124 ... ... @@ -1133,6 +1133,7 @@ 1133 1133 * Package Size / pcs : cm 1134 1134 * Weight / pcs : g 1135 1135 1118 + 1136 1136 = 8. Support = 1137 1137 1138 1138 * 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.