Buy from taobao ds18b20 temperature detecting head and stm32f103vet6 industrial control board, burn to good routines, a serial port tools can only be read out 25 degrees, no update of temperature change, seek a great god code advice,

CodePudding user response:

18 b20 output intelligence step by step, to have a look. If there is a change, a serial port if there is a change before printing