gpio.c File Reference

#include <stdint.h>
#include <gpio.h>
#include <debug.h>
#include <interrupt.h>
#include <hw_memmap.h>

Macros
#define	OFS_LIB_PAIN   ((uint32_t)&P1->IN - (uint32_t)P1)
#define	OFS_LIB_PAOUT   ((uint32_t)&P1->OUT - (uint32_t)P1)
#define	OFS_LIB_PADIR   ((uint32_t)&P1->DIR - (uint32_t)P1)
#define	OFS_LIB_PAREN   ((uint32_t)&P1->REN - (uint32_t)P1)
#define	OFS_LIB_PADS   ((uint32_t)&P1->DS - (uint32_t)P1)
#define	OFS_LIB_PASEL0   ((uint32_t)&P1->SEL0 - (uint32_t)P1)
#define	OFS_LIB_PASEL1   ((uint32_t)&P1->SEL1 - (uint32_t)P1)
#define	OFS_LIB_PAIE   ((uint32_t)&P1->IE - (uint32_t)P1)
#define	OFS_LIB_PAIES   ((uint32_t)&P1->IES - (uint32_t)P1)
#define	OFS_LIB_PAIFG   ((uint32_t)&P1->IFG - (uint32_t)P1)
#define	OFS_LIB_P1IE   ((uint32_t)&P1->IE - (uint32_t)P1)
#define	OFS_LIB_P2IE   OFS_LIB_P1IE

Functions
void	GPIO_setAsOutputPin (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function configures the selected Pin as output pin. More...
void	GPIO_setAsInputPin (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function configures the selected Pin as input pin. More...
void	GPIO_setAsPeripheralModuleFunctionOutputPin (uint_fast8_t selectedPort, uint_fast16_t selectedPins, uint_fast8_t mode)
	This function configures the peripheral module function in the output direction for the selected pin for either primary, secondary or ternary module function modes. More...
void	GPIO_setAsPeripheralModuleFunctionInputPin (uint_fast8_t selectedPort, uint_fast16_t selectedPins, uint_fast8_t mode)
	This function configures the peripheral module function in the input direction for the selected pin for either primary, secondary or ternary module function modes. More...
void	GPIO_setOutputHighOnPin (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function sets output HIGH on the selected Pin. More...
void	GPIO_setOutputLowOnPin (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function sets output LOW on the selected Pin. More...
void	GPIO_toggleOutputOnPin (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function toggles the output on the selected Pin. More...
void	GPIO_setAsInputPinWithPullDownResistor (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function sets the selected Pin in input Mode with Pull Down resistor. More...
void	GPIO_setAsInputPinWithPullUpResistor (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function sets the selected Pin in input Mode with Pull Up resistor. More...
uint8_t	GPIO_getInputPinValue (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function gets the input value on the selected pin. More...
void	GPIO_enableInterrupt (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function enables the port interrupt on the selected pin. More...
void	GPIO_disableInterrupt (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function disables the port interrupt on the selected pin. More...
uint_fast16_t	GPIO_getInterruptStatus (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function gets the interrupt status of the selected pin. More...
void	GPIO_clearInterruptFlag (uint_fast8_t selectedPort, uint_fast16_t selectedPins)
	This function clears the interrupt flag on the selected pin. More...
void	GPIO_interruptEdgeSelect (uint_fast8_t selectedPort, uint_fast16_t selectedPins, uint_fast8_t edgeSelect)
	This function selects on what edge the port interrupt flag should be set for a transition. More...
uint_fast16_t	GPIO_getEnabledInterruptStatus (uint_fast8_t selectedPort)
	This function gets the interrupt status of the provided PIN and masks it with the interrupts that are actually enabled. This is useful for inside ISRs where the status of only the enabled interrupts needs to be checked. More...
void	GPIO_setDriveStrengthHigh (uint_fast8_t selectedPort, uint_fast8_t selectedPins)
void	GPIO_setDriveStrengthLow (uint_fast8_t selectedPort, uint_fast8_t selectedPins)
void	GPIO_registerInterrupt (uint_fast8_t selectedPort, void(*intHandler)(void))
void	GPIO_unregisterInterrupt (uint_fast8_t selectedPort)

Macro Definition Documentation

#define OFS_LIB_PAIN   ((uint32_t)&P1->IN - (uint32_t)P1)

Referenced by GPIO_getInputPinValue().

#define OFS_LIB_PAOUT   ((uint32_t)&P1->OUT - (uint32_t)P1)

Referenced by GPIO_setAsInputPinWithPullDownResistor(), GPIO_setAsInputPinWithPullUpResistor(), GPIO_setOutputHighOnPin(), GPIO_setOutputLowOnPin(), and GPIO_toggleOutputOnPin().

#define OFS_LIB_PADIR   ((uint32_t)&P1->DIR - (uint32_t)P1)

Referenced by GPIO_setAsInputPin(), GPIO_setAsInputPinWithPullDownResistor(), GPIO_setAsInputPinWithPullUpResistor(), GPIO_setAsOutputPin(), GPIO_setAsPeripheralModuleFunctionInputPin(), and GPIO_setAsPeripheralModuleFunctionOutputPin().

#define OFS_LIB_PAREN   ((uint32_t)&P1->REN - (uint32_t)P1)

Referenced by GPIO_setAsInputPin(), GPIO_setAsInputPinWithPullDownResistor(), and GPIO_setAsInputPinWithPullUpResistor().

#define OFS_LIB_PADS   ((uint32_t)&P1->DS - (uint32_t)P1)

Referenced by GPIO_setDriveStrengthHigh(), and GPIO_setDriveStrengthLow().

#define OFS_LIB_PASEL0   ((uint32_t)&P1->SEL0 - (uint32_t)P1)

Referenced by GPIO_setAsInputPin(), GPIO_setAsInputPinWithPullDownResistor(), GPIO_setAsInputPinWithPullUpResistor(), GPIO_setAsOutputPin(), GPIO_setAsPeripheralModuleFunctionInputPin(), and GPIO_setAsPeripheralModuleFunctionOutputPin().

#define OFS_LIB_PASEL1   ((uint32_t)&P1->SEL1 - (uint32_t)P1)

Referenced by GPIO_setAsInputPin(), GPIO_setAsInputPinWithPullDownResistor(), GPIO_setAsInputPinWithPullUpResistor(), GPIO_setAsOutputPin(), GPIO_setAsPeripheralModuleFunctionInputPin(), and GPIO_setAsPeripheralModuleFunctionOutputPin().

#define OFS_LIB_PAIE   ((uint32_t)&P1->IE - (uint32_t)P1)

Referenced by GPIO_disableInterrupt(), GPIO_enableInterrupt(), and GPIO_getEnabledInterruptStatus().

#define OFS_LIB_PAIES   ((uint32_t)&P1->IES - (uint32_t)P1)

Referenced by GPIO_interruptEdgeSelect().

#define OFS_LIB_PAIFG   ((uint32_t)&P1->IFG - (uint32_t)P1)

Referenced by GPIO_clearInterruptFlag(), and GPIO_getInterruptStatus().

#define OFS_LIB_P1IE   ((uint32_t)&P1->IE - (uint32_t)P1)

Referenced by GPIO_getEnabledInterruptStatus().

#define OFS_LIB_P2IE   OFS_LIB_P1IE

Referenced by GPIO_getEnabledInterruptStatus().