97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
/**
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EPWM1 Generated Driver File
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@Company
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Microchip Technology Inc.
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@File Name
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epwm1.c
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@Summary
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This is the generated driver implementation file for the EPWM1 driver using PIC10 / PIC12 / PIC16 / PIC18 MCUs
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@Description
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This source file provides implementations for driver APIs for EPWM1.
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Generation Information :
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Product Revision : PIC10 / PIC12 / PIC16 / PIC18 MCUs - 1.81.8
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Device : PIC18F97J60
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Driver Version : 2.01
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The generated drivers are tested against the following:
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Compiler : XC8 2.36 and above
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MPLAB : MPLAB X 6.00
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*/
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/*
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(c) 2018 Microchip Technology Inc. and its subsidiaries.
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Subject to your compliance with these terms, you may use Microchip software and any
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derivatives exclusively with Microchip products. It is your responsibility to comply with third party
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license terms applicable to your use of third party software (including open source software) that
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may accompany Microchip software.
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THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, WHETHER
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EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, INCLUDING ANY
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IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, AND FITNESS
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FOR A PARTICULAR PURPOSE.
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IN NO EVENT WILL MICROCHIP BE LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE,
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INCIDENTAL OR CONSEQUENTIAL LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND
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WHATSOEVER RELATED TO THE SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP
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HAS BEEN ADVISED OF THE POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO
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THE FULLEST EXTENT ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL
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CLAIMS IN ANY WAY RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT
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OF FEES, IF ANY, THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS
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SOFTWARE.
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*/
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/**
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Section: Included Files
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*/
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#include <xc.h>
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#include "epwm1.h"
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/**
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Section: Macro Declarations
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*/
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#define PWM1_INITIALIZE_DUTY_VALUE 511
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/**
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Section: EPWM Module APIs
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*/
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void EPWM1_Initialize(void)
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{
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// Set the EPWM1 to the options selected in the User Interface
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// CCP1M P1A,P1C: active high; P1B,P1D: active high; DC1B 3; P1M single;
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CCP1CON = 0x3C;
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// ECCPASE operating; PSSBD P1BP1D_0; PSSAC P1AP1C_0; ECCPAS disabled;
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ECCP1AS = 0x00;
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// P1RSEN automatic_restart; P1DC0 0;
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ECCP1DEL = 0x80;
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// CCPR1H 0;
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CCPR1H = 0x00;
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// CCPR1L 127;
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CCPR1L = 0x7F;
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}
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void EPWM1_LoadDutyValue(uint16_t dutyValue)
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{
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// Writing to 8 MSBs of pwm duty cycle in CCPRL register
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CCPR1L = ((dutyValue & 0x03FC)>>2);
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// Writing to 2 LSBs of pwm duty cycle in CCPCON register
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CCP1CON = ((uint8_t)(CCP1CON & 0xCF) | ((dutyValue & 0x0003)<<4));
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}
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/**
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End of File
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*/
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