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30 lines
589 B
C
30 lines
589 B
C
#define GPBCON (*(volatile unsigned *)0x56000010)
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#define GPBDAT (*(volatile unsigned *)0x56000014)
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#define GPBDW (*(volatile unsigned *)0x56000018)
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#define LED3_ON() (GPBDAT &= ~(0x1))
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#define LED4_ON() (GPBDAT &= ~(0x2))
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#define LED3_OFF() (GPBDAT |= (0x1))
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#define LED4_OFF() (GPBDAT |= (0x2))
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extern void delay(int time);
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int blink_led()
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{
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GPBCON = 0x5;
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GPBDW = 0xffff;
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while(1)
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{
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LED3_ON();
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delay(0xffff);
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LED3_OFF() ;
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delay(0xffff);
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LED4_ON();
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delay(0xffff);
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LED4_OFF();
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delay(0xffff);
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}
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return 1;
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}
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