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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... ... @@ -231,11 +231,15 @@ 231 231 == 2.3 Uplink Payload == 232 232 233 233 ((( 234 +((( 234 234 LDDS75 will uplink payload via LoRaWAN with below payload format: 236 +))) 235 235 238 +((( 236 236 Uplink payload includes in total 4 bytes. 237 237 Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance 238 238 ))) 242 +))) 239 239 240 240 ((( 241 241 ... ... @@ -270,14 +270,21 @@ 270 270 271 271 === 2.3.2 Distance === 272 272 277 +((( 273 273 Get the distance. Flat object range 280mm - 7500mm. 279 +))) 274 274 281 +((( 275 275 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 +))) 276 276 277 277 278 278 * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor. 279 279 * 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. 280 280 289 + 290 + 291 + 281 281 === 2.3.3 Interrupt Pin === 282 282 283 283 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.