/* Enable interrupts on specified GPIO pins. 
Note that the NVIC must be enabled and properly configured for the interrupt to be routed to the CPU. */
void gpio_enable_interrupts(uint32_t gpioport, uint8_t gpios)
/* Enable interrupts on specified GPIO pins. 
Note that the NVIC must be enabled and properly configured for the interrupt to be routed to the CPU. */
void gpio_enable_interrupts(uint32_t gpioport, uint8_t gpios)
{
	GPIO_IM(gpioport) |= gpios;
}