diff options
Diffstat (limited to 'Bachelor/Mikroprozessorsysteme2/mi2/h/Termin2Aufgabe2.c')
| -rw-r--r-- | Bachelor/Mikroprozessorsysteme2/mi2/h/Termin2Aufgabe2.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/Bachelor/Mikroprozessorsysteme2/mi2/h/Termin2Aufgabe2.c b/Bachelor/Mikroprozessorsysteme2/mi2/h/Termin2Aufgabe2.c new file mode 100644 index 0000000..24171af --- /dev/null +++ b/Bachelor/Mikroprozessorsysteme2/mi2/h/Termin2Aufgabe2.c @@ -0,0 +1,35 @@ +// Lösung zu Termin2 +// Aufgabe 1 +// von: Manfred Pester +// vom: 27.07.2003 +// + +#define PIOB_PER ((volatile unsigned int *) 0xFFFF0000) +#define PIOB_OER ((volatile unsigned int *) 0xFFFF0010) +#define PIOB_SODR ((volatile unsigned int *) 0xFFFF0030) +#define PIOB_CODR ((volatile unsigned int *) 0xFFFF0034) + +#define PMC_SCER ((volatile unsigned int *) 0xFFFF4000) +#define PMC_SCDR ((volatile unsigned int *) 0xFFFF4004) +#define PMC_SCSR ((volatile unsigned int *) 0xFFFF4008) +#define PMC_PCER ((volatile unsigned int *) 0xFFFF4010) +#define PMC_PCDR ((volatile unsigned int *) 0xFFFF4014) +#define PMC_PCSR ((volatile unsigned int *) 0xFFFF4018) + + +int main(void) +{ + + *PMC_PCER = 0x4000; // Peripheral Clock für PIOB einschalten + + *PIOB_PER = 0x0100; // Enable Register 8 LED's und Taster an PB3 + *PIOB_OER = 0x0100; // Output Enable Register 8 LED's sind aus + + while(1) + { + *PIOB_SODR = 0x0100; // Set Output Data Register LED's sind aus + *PIOB_CODR = 0x0100; // Clear Output Data Register LED's leuchten + } + + return 0; +} |
