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3月的尾巴|

楼主 | 2019-11-17 11:42 | 只看该作者回帖奖励

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pi, IO, gp, GPIO, LED

main.c(8): warning:  #223-D: function &quot;LED_GPIO_Config&quot; declared implicitly
      LED_GPIO_Config( );
main.c(11): warning:  #223-D: function &quot;LED1&quot; declared implicitly
            LED1(on);
main.c(11): error:  #20: identifier &quot;on&quot; is undefined
            LED1(on);
main.c(13): error:  #20: identifier &quot;off&quot; is undefined
            LED1(off);
main.c(15): warning:  #223-D: function &quot;LED2&quot; declared implicitly
            LED2(on);
main.c(19): warning:  #223-D: function &quot;LED3&quot; declared implicitly
            LED3(on);
main.c: 4 warnings, 2 errors
compiling led.c...
led.c(17): error:  #20: identifier &quot;GPIO_Pin3&quot; is undefined
      GPIO_SetBits (GPIOC,GPIO_Pin3 | GPIO_Pin4 |GPIO_Pin5);
led.c(17): error:  #20: identifier &quot;GPIO_Pin4&quot; is undefined
      GPIO_SetBits (GPIOC,GPIO_Pin3 | GPIO_Pin4 |GPIO_Pin5);
led.c(17): error:  #20: identifier &quot;GPIO_Pin5&quot; is undefined
      GPIO_SetBits (GPIOC,GPIO_Pin3 | GPIO_Pin4 |GPIO_Pin5);
led.c: 0 warnings, 3 errors

在编译的时候出现这样的问题，由于本人是新手，实在看不出来问题在哪里？

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