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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... ... @@ -4,6 +4,7 @@ 4 4 5 5 **Contents:** 6 6 7 +{{toc/}} 7 7 8 8 9 9 ... ... @@ -10,6 +10,7 @@ 10 10 11 11 12 12 14 + 13 13 = 1. Introduction = 14 14 15 15 == 1.1 What is LoRaWAN LiDAR ToF Distance Sensor == ... ... @@ -214,7 +214,7 @@ 214 214 215 215 216 216 217 -=== 2.3.2 DS18B20 Temperature sensor === 219 +=== 2.3.2 DS18B20 Temperature sensor === 218 218 219 219 This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature. 220 220 ... ... @@ -227,33 +227,35 @@ 227 227 228 228 229 229 230 -=== 2.3.3 SoilpH===232 +=== 2.3.3 Distance === 231 231 232 -Range :0~~14pH234 +Represents the distance value of the measurement output, the default unit is cm, and the value range parsed as a decimal number is 0-1200. In actual use, when the signal strength value Strength. 233 233 234 -**Example:** 235 235 236 - (% style="color:#037691" %)**0x02B7(H) = 695(D) = 6.95pH**237 +**Example**: 237 237 239 +If the data you get from the register is 0x0B 0xEA, the distance between the sensor and the measured object is 0BEA(H) = 3050 (D)/10 = 305cm. 238 238 239 239 240 -=== 2.3.4 Soil Temperature === 241 241 242 - GetSoilTemperature243 +=== 2.3.4 Distance signal strength === 243 243 245 +Refers to the signal strength, the default output value will be between 0-65535. When the distance measurement gear is fixed, the farther the distance measurement is, the lower the signal strength; the lower the target reflectivity, the lower the signal strength. When Strength is greater than 100 and not equal to 65535, the measured value of Dist is considered credible. 244 244 247 + 245 245 **Example**: 246 246 247 -If payload is: **0105H**:(0105&FC00==0), temp=0105H/10=26.1degree250 +If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible. 248 248 249 - If payload is:**FF3FH**:(FF3F&FC00==1),temp=(FF3FH- 65536)/10 = -19.3 degrees.252 +Customers can judge whether they need to adjust the environment based on the signal strength. 250 250 251 251 252 252 253 -=== 2.3.5 Interrupt Pin === 256 +=== 2.3.5 Interrupt Pin === 254 254 255 255 This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.2SetInterruptMode"]] for the hardware and software set up. 256 256 260 +Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>path:#pins]]. 257 257 258 258 **Example:** 259 259 ... ... @@ -263,8 +263,18 @@ 263 263 264 264 265 265 266 -=== 2.3.6 MessageType ===270 +=== 2.3.6 LiDAR temp === 267 267 272 +Characterize the internal temperature value of the sensor. 273 + 274 +**Example: ** 275 +If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃. 276 +If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃. 277 + 278 + 279 + 280 +=== 2.3.7 Message Type === 281 + 268 268 ((( 269 269 For a normal uplink payload, the message type is always 0x01. 270 270 ))) ... ... @@ -278,10 +278,11 @@ 278 278 |=(% style="width: 160px;" %)**Message Type Code**|=(% style="width: 163px;" %)**Description**|=(% style="width: 173px;" %)**Payload** 279 279 |(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]] 280 280 |(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]] 281 -|(% style="width:160px" %)0x03|(% style="width:163px" %)Reply Calibration Info|(% style="width:173px" %)[[Calibration Payload>>||anchor="H2.7Calibration"]] 282 282 283 -=== 2.3.7 Decode payload in The Things Network === 284 284 297 + 298 +=== 2.3.8 Decode payload in The Things Network === 299 + 285 285 While using TTN network, you can add the payload format to decode the payload. 286 286 287 287 ... ... @@ -448,7 +448,7 @@ 448 448 * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band 449 449 * Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include) 450 450 451 -=== 2.6.3 CN470-510 (CN470) === 466 +=== 2.6.3 CN470-510 (CN470) === 452 452 453 453 ((( 454 454 Used in China, Default use CHE=1 ... ... @@ -537,7 +537,7 @@ 537 537 538 538 539 539 540 -=== 2.6.4 AU915-928(AU915) === 555 +=== 2.6.4 AU915-928(AU915) === 541 541 542 542 ((( 543 543 Frequency band as per definition in LoRaWAN 1.0.3 Regional document. ... ... @@ -558,7 +558,7 @@ 558 558 * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band 559 559 * Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include) 560 560 561 -=== 2.6.5 AS920-923 & AS923-925 (AS923) === 576 +=== 2.6.5 AS920-923 & AS923-925 (AS923) === 562 562 563 563 ((( 564 564 (% style="color:blue" %)**Default Uplink channel:** ... ... @@ -667,7 +667,7 @@ 667 667 668 668 669 669 670 -=== 2.6.6 KR920-923 (KR920) === 685 +=== 2.6.6 KR920-923 (KR920) === 671 671 672 672 ((( 673 673 (% style="color:blue" %)**Default channel:** ... ... @@ -740,7 +740,7 @@ 740 740 741 741 742 742 743 -=== 2.6.7 IN865-867 (IN865) === 758 +=== 2.6.7 IN865-867 (IN865) === 744 744 745 745 ((( 746 746 (% style="color:blue" %)**Uplink:**