c8051f020通过IIC控制7290键盘，并通过12864显示，完全调通-c8051f020 7290 by IIC control the keyboard and display through 12864 is entirely transferred through

该设计以新华龙C8051F020单片机作为核心器件，采用DS1302时钟芯片及HS12864-12液晶显示模块实现日期时间的显示和设置、闹钟的设置和振铃等功能，采用ISD1420P语音芯片和声光报警，整点报时及随时接受信号进行语音报时等功能，采用无线收发模块SC2262/SC2272实现对电器的无线控制。-The design of the new Hualong C8051F020 MCU as a core device, the DS1302 clock chip and HS12864