You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
CCS-COMM_BOARD/F28335/DSP2833x_PieCtrl.c

96 lines
2.2 KiB
C

//###########################################################################
//
// FILE: DSP2833x_PieCtrl.c
//
// TITLE: DSP2833x Device PIE Control Register Initialization Functions.
//
//###########################################################################
// $TI Release: F2833x/F2823x Header Files and Peripheral Examples V142 $
// $Release Date: November 1, 2016 $
// $Copyright: Copyright (C) 2007-2016 Texas Instruments Incorporated -
// http://www.ti.com/ ALL RIGHTS RESERVED $
//###########################################################################
//
// Included Files
//
#include "DSP2833x_Device.h" // DSP2833x Headerfile Include File
#include "DSP2833x_Examples.h" // DSP2833x Examples Include File
//
// InitPieCtrl - This function initializes the PIE control registers to a known
// state.
//
void
InitPieCtrl(void)
{
//
// Disable Interrupts at the CPU level
//
DINT;
//
// Disable the PIE
//
PieCtrlRegs.PIECTRL.bit.ENPIE = 0;
//
// Clear all PIEIER registers
//
PieCtrlRegs.PIEIER1.all = 0;
PieCtrlRegs.PIEIER2.all = 0;
PieCtrlRegs.PIEIER3.all = 0;
PieCtrlRegs.PIEIER4.all = 0;
PieCtrlRegs.PIEIER5.all = 0;
PieCtrlRegs.PIEIER6.all = 0;
PieCtrlRegs.PIEIER7.all = 0;
PieCtrlRegs.PIEIER8.all = 0;
PieCtrlRegs.PIEIER9.all = 0;
PieCtrlRegs.PIEIER10.all = 0;
PieCtrlRegs.PIEIER11.all = 0;
PieCtrlRegs.PIEIER12.all = 0;
//
// Clear all PIEIFR registers
//
PieCtrlRegs.PIEIFR1.all = 0;
PieCtrlRegs.PIEIFR2.all = 0;
PieCtrlRegs.PIEIFR3.all = 0;
PieCtrlRegs.PIEIFR4.all = 0;
PieCtrlRegs.PIEIFR5.all = 0;
PieCtrlRegs.PIEIFR6.all = 0;
PieCtrlRegs.PIEIFR7.all = 0;
PieCtrlRegs.PIEIFR8.all = 0;
PieCtrlRegs.PIEIFR9.all = 0;
PieCtrlRegs.PIEIFR10.all = 0;
PieCtrlRegs.PIEIFR11.all = 0;
PieCtrlRegs.PIEIFR12.all = 0;
}
//
// EnableInterrupts - This function enables the PIE module and CPU interrupts
//
void
EnableInterrupts()
{
//
// Enable the PIE
//
PieCtrlRegs.PIECTRL.bit.ENPIE = 1;
//
// Enables PIE to drive a pulse into the CPU
//
PieCtrlRegs.PIEACK.all = 0xFFFF;
//
// Enable Interrupts at the CPU level
//
EINT;
}
//
// End of file
//