irq.h

这是一个关于LPC2468芯片的IAR环境下的按键测试例程源代码

/******************************************************************************
 *   irq.h:  Interrupt related Header file for NXP LPC230x Family
 *   Microprocessors
 *
 *   Copyright(C) 2006, NXP Semiconductor
 *   All rights reserved.
 *
 *   History
 *   2006.09.01  ver 1.00    Prelimnary version, first Release
 *
******************************************************************************/
#ifndef __IRQ_H
#define __IRQ_H

#define I_Bit     0x80
#define F_Bit     0x40

#define SYS32Mode   0x1F
#define IRQ32Mode   0x12
#define FIQ32Mode   0x11

#define HIGHEST_PRIORITY  0x01
#define LOWEST_PRIORITY   0x0F

#define WDT_INT     0
#define SWI_INT     1
#define ARM_CORE0_INT   2
#define ARM_CORE1_INT   3
#define TIMER0_INT    4
#define TIMER1_INT    5
#define UART0_INT   6
#define UART1_INT   7
#define PWM0_1_INT    8
#define I2C0_INT    9
#define SPI0_INT    10      /* SPI and SSP0 share VIC slot */
#define SSP0_INT    10
#define SSP1_INT    11
#define PLL_INT     12
#define RTC_INT     13
#define EINT0_INT   14
#define EINT1_INT   15
#define EINT2_INT   16
#define EINT3_INT   17
#define ADC0_INT    18
#define I2C1_INT    19
#define BOD_INT     20
#define EMAC_INT    21
#define USB_INT     22
#define CAN_INT     23
#define MCI_INT     24
#define GPDMA_INT   25
#define TIMER2_INT    26
#define TIMER3_INT    27
#define UART2_INT   28
#define UART3_INT   29
#define I2C2_INT    30
#define I2S_INT     31

#define VIC_SIZE    32

#define VIC_BASE_ADDR ((unsigned int)&VICIRQSTATUS)

#define VECT_ADDR_INDEX 0x100
#define VECT_CNTL_INDEX 0x200

void init_VIC( void );
DWORD install_irq( DWORD IntNumber, void *HandlerAddr, DWORD Priority );

#endif /* end __IRQ_H */

/******************************************************************************
**                            End Of File
******************************************************************************/