DS18B20 control method DS18B20 six control commands, as shown in Table 4.1: Table 4.1 DS18B20 six control commands instructions convention code instructions the temperature conversion 44H start DS18B20 temperature conversion Read Scratchpad the BEH read register 9 binary digits writethe register 4EH the data written to the scratchpad TH, TL-byte copy registers 48H to register TH the the TL byte write E2RAM in re-tune the TH E2RAM B8H the E2RAM, TL byte writeto scratchpad TH, TL-byte read supply way B4H start DS18B20 send supply a signal to the main CPU

25 DS18B20温度传感器实验\code\25
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25 DS18B20温度传感器实验

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