Interrupts (interrupts.h)

Detailed Description

#include "interrupts.h" 

Overview

Routines to set methods as interrupt handlers at runtime.

Typedefs
typedef void __far __interrupt(*	IRQHandler) (void)

Functions
void	interrupts_init (void)
void	interrupts_setHandler (uint8_t interruptNr, uint8_t interruptLevel, IRQHandler handler)
void	interrupts_disableInterrupt (uint8_t interruptNr)

Macros
#define	interrupts_setLevel(maxLevel)   __set_il(maxLevel)
#define	interrupts_enable()   __EI()
#define	interrupts_disable()   __DI()

Function Documentation

void interrupts_init

(

void

)

Initialize memory stored interrupt table

Definition at line 33 of file interrupts.c.

void interrupts_setHandler	(	uint8_t	interruptNr,
		uint8_t	interruptLevel,
		IRQHandler	handler
	)

Registers an interrupt handler method

Parameters

interruptNr	Interrupt number to handle
interruptLevel	Priority for this interrupt (0 = highest, 6 = lowest, 7 = off)
handler	Pointer to the interrupt handler

Definition at line 52 of file interrupts.c.

void interrupts_disableInterrupt

(

uint8_t

interruptNr

)

Disables the given interrupt

Parameters

interruptNr

Interrupt number of the interrupt to disable

Definition at line 66 of file interrupts.c.

Macro Definition Documentation

#define interrupts_setLevel

(

maxLevel

)

__set_il(maxLevel)

Set the lowest interrupt level to be allowed for execution

Definition at line 58 of file interrupts.h.

#define interrupts_enable

(

)

__EI()

Enable interrupt execution

Definition at line 63 of file interrupts.h.

#define interrupts_disable

(

)

__DI()

Disable interrupt execution

Definition at line 68 of file interrupts.h.