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main.h
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main.h
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/**
* main.h
*
* Main module definition file
*
* Author: Luis Teixeira (teixeluis@gmail.com)
*
*
*
* Licence and copyright notice:
*
* Copyright 2020 Luis Teixeira
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, softwar
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifndef _MAIN_H
#define _MAIN_H
#include <pic12f683.h>
#include "pic.h"
#define TMR1_OFFSET 0x0BDC // initializes to 3036, so that at T/8 = 125 KHz it will overflow after 0.5 secs
//#define TMR1_OFFSET 0x8000 // initializes to 32768, so that at T = 32.768 KHz TMR1 will overflow after 1 sec
#define AWT_TIMEOUT 120 // 120 second timeout for the watchdog
#define RESET_PRESS_DURATION 8000 // ms to keep power button "pressed" for resetting Android device
unsigned int timerCount;
/**
* Procedure for initialization of features within the PIC such as the AD
* converters and timers.
*
*/
void initSys(void);
void initTimer(void);
void stopTimer(void);
void resetAndroid(void);
void disableInterrupts(void);
void enableInterrupts(void);
/**
* The interrupt service routine for handling the interrupt caused by the shutter
* timer (once every 0.5 seconds).
*/
#pragma interrupt isr // declare function as high priority isr
void interrupt isr(void);
#endif