📄 ledc.c
字号:
#define rGPFCON (*(volatile unsigned *)0x56000050)
#define rGPFDAT (*(volatile unsigned *)0x56000054)
#define rGPFUP (*(volatile unsigned *)0x56000058)
void delay(unsigned int time)
{
for(;time>0;time--)
;
}
void Main()
{
unsigned char f=0x10;
rGPFCON=0x5500;
rGPFUP=0xf0;
rGPFDAT=f;
while(1)
{
delay(0x2ffff);
f=(f<<1)|(f>>3);
rGPFDAT=f;
}
}
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