gpio.c

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/**************************************************************************/
#include "M4521.h"
 
void GPIO_SetMode(GPIO_T *port, uint32_t u32PinMask, uint32_t u32Mode)
{
    uint32_t i;
 
    for(i = 0; i < GPIO_PIN_MAX; i++)
    {
        if(u32PinMask & (1 << i))
        {
            port->MODE = (port->MODE & ~(0x3 << (i << 1))) | (u32Mode << (i << 1));
        }
    }
}
 
void GPIO_EnableInt(GPIO_T *port, uint32_t u32Pin, uint32_t u32IntAttribs)
{
    port->INTTYPE |= (((u32IntAttribs >> 24) & 0xFFUL) << u32Pin);
    port->INTEN |= ((u32IntAttribs & 0xFFFFFFUL) << u32Pin);
}
 
 
void GPIO_DisableInt(GPIO_T *port, uint32_t u32Pin)
{
    port->INTTYPE &= ~(1UL << u32Pin);
    port->INTEN &= ~((0x00010001UL) << u32Pin);
}
 
 /* end of group GPIO_EXPORTED_FUNCTIONS */
 /* end of group GPIO_Driver */
 /* end of group Standard_Driver */
 
/*** (C) COPYRIGHT 2022 Nuvoton Technology Corp. ***/