dsp281x_xintrupt.h

来自「TMSC320F2812串口SCI通信,SCIA,SCIB,波特率设置」· C头文件 代码 · 共 67 行

//###########################################################################
//
// FILE:  DSP281x_XIntrupt.h
//
// TITLE: DSP281x Device External Interrupt Register Definitions.
//
//###########################################################################

#ifndef DSP281x_XINTRUPT_H
#define DSP281x_XINTRUPT_H

//---------------------------------------------------------------------------

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;



#endif  // end of DSP281x_XINTF_H definition

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// No more.
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