> int get_pin_state(int gpio_pin)
> {
> int value;
> // Enable the clock to the GPIO (enable input sampling)
> HAL_WRITE_UINT32(AT91_PMC + AT91_PMC_PCER, AT91_PMC_PCER_PIOA);
You only need to enable the clock once. You could move this outside of
the read function.
Maybe i should add a macro to var_io.h to enable/disable the clock?
Andrew
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