dsp28_ev.c

DSP2812片内AD校准代码

//###########################################################################
//
// FILE:	DSP28_Ev.c
//
// TITLE:	DSP28 Event Manager Initialization & Support Functions.
//###########################################################################

#include "DSP28_Device.h"

//---------------------------------------------------------------------------
// InitEv: 
//---------------------------------------------------------------------------
// This function initializes to a known state.
//

void InitEv(void)
{
    // Enable Clock to EV
	EALLOW; 
   	SysCtrlRegs.PCLKCR.bit.EVAENCLK=1;
  	EDIS;
    
    EALLOW;
    GpioMuxRegs.GPAMUX.all=0xff;        // Configure MUXs as digital I/Os or
    GpioMuxRegs.GPBMUX.all=0xff;        // peripheral I/Os
    EDIS; 	
  	
	
    // Configure EV module
    EvaRegs.T1PR = 0xffff;                // Setup period register    
    EvaRegs.T1CMPR = 0xffff;              // Setup T1 compare value for 0% duty cycle
    EvaRegs.GPTCONA.all=0x17A;	          // T1 to ADC, Enable T1CMP, T2CMP
    EvaRegs.T1CON.all = 0x9042;           // Enable timer 1 compare (upcount mode)
    EvaRegs.ACTRA.all=0x0666;			  // Enable PWM1, PWM2, PWM3, PWM4, PWM5, PWM6
    EvaRegs.COMCONA.all = 0x8600;		  // Compare reload, Enable Full compare output
}	
	
//===========================================================================
// No more.
//===========================================================================