中小学作文精选-高中英语作文-拔苗助长(ToPulluptheSeedlingstoHelpThem_英语_小学教育_教育专区。拔苗助长 (ToPulluptheSeedlingstoHelpThemGrow) once upon a time, an old farmer planted a plot of rice. ......
When transmitting a 0, the DS18B20 will release the bus by t he end of the time slot, and the bus will be pulled back to its hi gh idle state by the pullup resister. Output data from the DS18B 20 is valid......