www.pudn.com > PWM_DC.rar > DSP281x_XIntrupt.h

//########################################################################### 
// 
// FILE:  DSP281x_XIntrupt.h 
// 
// TITLE: DSP281x Device External Interrupt Register Definitions. 
// 
//########################################################################### 
// 
//  Ver | dd mmm yyyy | Who  | Description of changes 
// =====|=============|======|=============================================== 
//  1.00| 11 Sep 2003 | L.H. | No change since previous version (v.58 Alpha) 
//########################################################################### 
 
#ifndef DSP281x_XINTRUPT_H 
#define DSP281x_XINTRUPT_H 
 
 
#ifdef __cplusplus 
extern "C" { 
#endif 
 
//--------------------------------------------------------------------------- 
 
struct XINTCR_BITS { 
    Uint16   ENABLE:1;    // 0      enable/disable 
    Uint16   rsvd1:1;     // 1      reserved 
    Uint16   POLARITY:1;  // 2      pos/neg triggered 
    Uint16   rsvd2:12;    // 15:3   reserved 
}; 
 
union XINTCR_REG { 
   Uint16               all; 
   struct XINTCR_BITS   bit; 
};   
 
struct XNMICR_BITS { 
    Uint16   ENABLE:1;    // 0      enable/disable 
    Uint16   SELECT:1;    // 1      Timer 1 or XNMI connected to INT13 
    Uint16   POLARITY:1;  // 2      pos/neg triggered 
    Uint16   rsvd2:12;    // 15:3   reserved 
}; 
 
union XNMICR_REG { 
   Uint16               all; 
   struct XNMICR_BITS   bit; 
};   
 
 
 
 
//--------------------------------------------------------------------------- 
// External Interrupt Register File: 
// 
struct XINTRUPT_REGS { 
   union XINTCR_REG XINT1CR; 
   union XINTCR_REG XINT2CR; 
   Uint16 rsvd1[5]; 
   union XNMICR_REG XNMICR; 
   Uint16 XINT1CTR; 
   Uint16 XINT2CTR; 
   Uint16 rsvd[5]; 
   Uint16 XNMICTR; 
}; 
 
//--------------------------------------------------------------------------- 
// External Interrupt References & Function Declarations: 
// 
extern volatile struct XINTRUPT_REGS XIntruptRegs; 
 
#ifdef __cplusplus 
} 
#endif /* extern "C" */ 
 
#endif  // end of DSP281x_XINTF_H definition 
 
//=========================================================================== 
// No more. 
//===========================================================================