有什么办法快速把51的程序移植到430（1）

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#define DS1302_IN P2IN
#define DS1302_OUT P2OUT

#define DS1302_RST BIT1
#define DS1302_SCLK BIT0
#define DS1302_SDI BIT2 //定义MSP320的端口

#define DS1302_RST_LO DS1302_OUT &= ~DS1302_RST
#define DS1302_RST_HI DS1302_OUT |= DS1302_RST
#define DS1302_SCLK_LO DS1302_OUT &= ~DS1302_SCLK
#define DS1302_SCLK_HI DS1302_OUT |= DS1302_SCLK
#define DS1302_SDI_LO DS1302_OUT &= ~DS1302_SDI
#define DS1302_SDI_HI DS1302_OUT |= DS1302_SDI