本程序在IAR环境中运行，其主控芯片是LPC2103，LPC2103内部带有实时时钟芯片，可以用来现实详细日期，还通过模拟SPI总线来控制数码管等-The program runs in the IAR environment, its main chip is the LPC2103, LPC2103 with internal real time clock chip, can be used to more realistic date, but also through the SPI