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