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@@ -1,26 +1,22 @@
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#include "all-headers.h"
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-//——————————————————————————————————————————————————————————————————————————————————————————————————————————————————————
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// Led L2 is connected to PORTD:7 (active high)
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void setup (void) {
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-//--- Configure PTD7 as digital port (input or output)
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+// Configure PTD7 as digital port (input or output)
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PORTD_PCR (7) = PORT_PCR_MUX (1) ;
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-//--- Configure PTD7 as digital output port (output level is low --> led is off)
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+// Configure PTD7 as digital output port (output level is low --> led is off)
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GPIOD_PDDR |= (1 << 7) ;
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}
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-//——————————————————————————————————————————————————————————————————————————————————————————————————————————————————————
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-
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void loop (void) {
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-//--- Drive PTD7 high --> led is on
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+// Drive PTD7 high --> led is on
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GPIOD_PSOR = 1 << 7 ;
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-//--- Wait...
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- for (volatile uint32_t i=0 ; i< 10 * 1000 * 1000 ; i++) {}
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-//--- Drive PTD7 low --> led is off
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+// Wait...
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+ for (volatile uint32_t i=0 ; i< 10 * 2000 * 1000 ; i++) {}
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+// Drive PTD7 low --> led is off
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GPIOD_PCOR = 1 << 7 ;
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-//--- Wait...
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- for (volatile uint32_t i=0 ; i< 10 * 1000 * 1000 ; i++) {}
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+// Wait...
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+ for (volatile uint32_t i=0 ; i< 10 * 500 * 1000 ; i++) {}
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}
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-//——————————————————————————————————————————————————————————————————————————————————————————————————————————————————————
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