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From version < 109.4 >
edited by Xiaoling
on 2022/06/10 13:47
To version < 109.5 >
edited by Xiaoling
on 2022/06/10 13:48
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214 214  
215 215  
216 216  
217 -=== 2.3.2 DS18B20 Temperature sensor ===
217 +=== 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  
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227 227  
228 228  
229 229  
230 -=== 2.3.3 Soil pH ===
230 +=== 2.3.3  Distance ===
231 231  
232 -Range: 0 ~~ 14 pH
232 +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**
235 +**Example**:
237 237  
237 +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 +
240 240  === 2.3.4 Soil Temperature ===
241 241  
242 242  Get Soil Temperature 
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