?? boardconfig.h
字號:
typedef unsigned char uchar;
typedef unsigned int uint;
//控制位的宏定義
#define Ctrl_Out P3DIR |= BIT3 + BIT6 + BIT7;
#define Ctrl_0 P3OUT &= ~(BIT3 + BIT6 + BIT7)
#define SRCLK_1 P3OUT |= BIT7
#define SRCLK_0 P3OUT &= ~BIT7
#define SER_1 P3OUT |= BIT6
#define SER_0 P3OUT &= ~BIT6
#define RCLK_1 P3OUT |= BIT3
#define RCLK_0 P3OUT &= ~BIT3
//板上資源配置函數(shù)
void BoardConfig(uchar cmd)
{
uchar i;
Ctrl_Out;
Ctrl_0;
for(i = 0; i < 8; i++)
{
SRCLK_0;
if(cmd & 0x80) SER_1;
else SER_0;
SRCLK_1;
cmd <<= 1;
}
RCLK_1;
_NOP();
RCLK_0;
}
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