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Last modified by Mengting Qiu on 2025/07/03 15:42
From version 156.2
edited by Mengting Qiu
on 2025/05/16 16:40
Change comment: There is no comment for this version
To version 156.1
edited by Mengting Qiu
on 2025/05/16 15:20
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -1789,7 +1789,6 @@
1789 1789  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1790 1790  
1791 1791  
1792 -
1793 1793  == 3.10 SDI12 timing(Since v1.3.0) ==
1794 1794  
1795 1795  
... ... @@ -1815,107 +1815,6 @@
1815 1815  
1816 1816  * Example: 0xA90D09  ~/~/  Same as AT+SDITIMING=13,9
1817 1817  
1818 -
1819 -
1820 -== 3.11 add Pulse_count, VDC_input, IDC_input(Since firmware V1.3.0) ==
1821 -
1822 -
1823 -(% style="color:blue" %)**Setting up external sensors:**
1824 -
1825 -* (% style="color:#037691" %)**AT Command:**
1826 -
1827 -(% style="color:#4472c4" %)**AT+EXT=a,b,c**(%%)
1828 -
1829 -(% style="color:#4472c4" %)**a:**(%%)  **0:** ignore I2C interface.  ** 1:** Add SHT31 sensor support (4 bytes).
1830 -(% style="color:#4472c4" %)**b: **(%%) **0:** ignore pulse interface ( doesn't effect interrupt ).  **1:** Add Counting Support (4 bytes).
1831 -(% style="color:#4472c4" %)**c:**(%%)  **0:** ignore one wire interface.  **1:** Add DS18B20 support (2 bytes).
1832 -
1833 -**Example:**
1834 -
1835 -(% style="color:#4472c4" %)**AT+EXT=1,1,1**
1836 -
1837 -Device will add SHT31, counting, DS18B20 support.
1838 -
1839 -The payload will be:
1840 -Battery(mV) & Interrupt _Flag + PAYLOAD_VER + ***SHT31 temp** + ***SHT31 Hum** + ***counting** + *DS18B20 + Length depends on the return from the commands
1841 -
1842 -(% style="color:#4472c4" %)**AT+EXT=0,1,0**
1843 -
1844 -Device will add counting support.
1845 -
1846 -The payload will be:
1847 -Battery(mV) & Interrupt _Flag + PAYLOAD_VER + ***counting** + Length depends on the return from the commands
1848 -
1849 -* (% style="color:#037691" %)**Downlink Command: 0x0B aa bb cc**
1850 -
1851 -Format: Command Code (0x0B) followed by 3 bytes.
1852 -
1853 -(% style="color:#037691" %)**aa:**(%%) Set whether to add SHT31 sensor support.  **00**: No, **01**: Add.
1854 -
1855 -(% style="color:#037691" %)**bb:**(%%) Set whether to add Counting Support.  **00**: No, **01**: Add.
1856 -
1857 -(% style="color:#037691" %)**cc:**(%%) Set whether to add DS18B20 support.  **00**: No, **01**: Add.
1858 -
1859 -**Example:**
1860 -
1861 -Downlink payload:  0B 00 00 01  ~/~/AT+EXT=0,0,1  Add DS18B20 support
1862 -
1863 -Downlink payload:  0B 01 00 01  ~/~/AT+EXT=1,0,1  Add SHT31 sensor support and DS18B20 support                        
1864 -
1865 -
1866 -(% style="color:blue" %)**Set the pulse count value:**
1867 -
1868 -* (% style="color:#037691" %)**AT Command:**
1869 -
1870 -(% style="color:#4472c4" %)**AT+SETCNT=aa     **(%%)~/~/ Set the pulse count value.
1871 -
1872 -**Example:**
1873 -
1874 -AT+SETCNT=100  (% style="display:none" %) (%%)~/~/ Set the pulse count to 100.(% style="display:none" %)
1875 -
1876 -* (% style="color:#037691" %)**Downlink Command: 0x0C**
1877 -
1878 -Format: Command Code (0x0C) followed by 4 bytes.
1879 -
1880 -**Example:**
1881 -
1882 -Downlink Payload: 0C 00 00 00 64  ~/~/ AT+SETCNT=100
1883 -
1884 -
1885 -(% style="color:blue" %)**Connect DS18B20 sensor:**
1886 -
1887 -**RED <~-~-~-~-~-~-~-~--> VBAT_OUT(+3.3V)**
1888 -
1889 -**YELLOW <~-~-~-~-> ONE_WIRE**
1890 -
1891 -**BLACK <~-~-~-~-~-~-> GND**
1892 -
1893 -[[image:image-20241223101841-3.jpeg||height="417" width="666"]]
1894 -
1895 -
1896 -(% style="color:blue" %)**Connect SHT31 sensor:**
1897 -
1898 -**RED <~-~-~-~-~-~-~-~--> VBAT_OUT(+3.3V)**
1899 -
1900 -**YELLOW <~-~-~-~-> SCL**
1901 -
1902 -**GREEN <~-~-~-~-~-~-> SDA**
1903 -
1904 -**BLACK <~-~-~-~-~-~-> GND**
1905 -
1906 -[[image:image-20241223100438-2.jpeg||height="440" width="672"]]
1907 -
1908 -
1909 -(% style="color:blue" %)**Connect counting sensor:**
1910 -
1911 -The counting sensor cables are connected to the VBAT_OUT(+3.3v) pin and GPIO_EXTI pin of the RS485_LB motherboard.
1912 -
1913 -[[image:image-20241223102347-4.jpeg||height="437" width="683"]]
1914 -
1915 -
1916 -
1917 -
1918 -
1919 1919  = 4. Battery & Power Consumption =
1920 1920  
1921 1921