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@@ -12,14 +12,24 @@
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#include <rtdevice.h>
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#include <board.h>
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+/* defined the LED2 pin: PA5 */
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+#define LED2_PIN GET_PIN(A, 5)
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+
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int main(void)
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{
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int count = 1;
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+ /* set LED2 pin mode to output */
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+ rt_pin_mode(LED2_PIN, PIN_MODE_OUTPUT);
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+
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while (count++)
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{
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+ rt_pin_write(LED2_PIN, PIN_HIGH);
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+ rt_thread_mdelay(500);
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+ rt_pin_write(LED2_PIN, PIN_LOW);
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rt_thread_mdelay(500);
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}
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-
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return RT_EOK;
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}
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+
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+
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yangjie