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- 2012-11-26
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Description: This paper presents a clock bar circuit design. The circuit uses ATMEL Corporation AT89C2051 MCU as the master chip, used in conjunction with seven high-brightness blue LED lights and two buttons, switches, and uses four ordinary AA batteries as a power supply of energy. The clock bar designed to be simple, low cost, full-featured. The design can be achieved display clock, display author' s name, alarm clock timekeeping functions. The design uses KEIL compiler software KEILC51 the company' s programming to meet the PROTUES ISIS 7.2 for software simulation and analysis, use Altium designer 6 to complete the printed circuit board design.
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