基于DS18B20多功能智能烤箱的温控系统

his article describes a temperature control system about smart oven. AT89C52 is the core chip. The system uses digital temperature chip DS18B20 to make the simulation of smart oven’s temperature, and do real-time monitoring the temperature of the oven, if the result over the temperature limit programmed, this case will make for corresponding alarm, and also makes the relay adjust the oven to the state of insulation. When regulate the function key S4 will switch to the calendar model. We can change the hours, minutes, seconds, weeks, years, months and days of this calendar by other function keys. Temperature and calendar display are used 1602A character LCD, which makes the interface more convenient for users.