Feature/make pretty apps and ports (#80)
* Added pretty-apps and pretty-ports make targets * pretty-fied apps folder C files * Pretty-fied ports folder C and H files Co-authored-by: Steve Karg <skarg@users.sourceforge.net>
This commit is contained in:
@@ -1,26 +1,26 @@
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/**************************************************************************
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*
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* Copyright (C) 2009 Steve Karg <skarg@users.sourceforge.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*********************************************************************/
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*
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* Copyright (C) 2009 Steve Karg <skarg@users.sourceforge.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*********************************************************************/
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#include <stdbool.h>
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#include <stdint.h>
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#include "hardware.h"
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@@ -32,8 +32,7 @@
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/* Timer2 Prescaling: 1, 8, 32, 64, 128, 256, or 1024 */
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#define TIMER_MICROSECONDS 1000UL
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#define TIMER_TICKS(p) \
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(((((F_CPU)/(p))/1000UL) \
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*(TIMER_MICROSECONDS))/1000UL)
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(((((F_CPU) / (p)) / 1000UL) * (TIMER_MICROSECONDS)) / 1000UL)
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#define TIMER_TICKS_MAX 255UL
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/* adjust the prescaler for the processor clock */
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#if (TIMER_TICKS(1) <= TIMER_TICKS_MAX)
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@@ -55,18 +54,17 @@
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#endif
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#define TIMER2_TICKS TIMER_TICKS(TIMER2_PRESCALER)
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/* Timer counts up from count to TIMER_TICKS_MAX and then signals overflow */
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#define TIMER2_COUNT (TIMER_TICKS_MAX-TIMER2_TICKS)
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#define TIMER2_COUNT (TIMER_TICKS_MAX - TIMER2_TICKS)
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/* counter for the the timer which wraps every 49.7 days */
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static volatile uint32_t Millisecond_Counter;
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/*************************************************************************
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* Description: Timer Interrupt Handler
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* Returns: nothing
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* Notes: none
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*************************************************************************/
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static inline void timer_interrupt_handler(
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void)
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* Description: Timer Interrupt Handler
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* Returns: nothing
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* Notes: none
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*************************************************************************/
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static inline void timer_interrupt_handler(void)
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{
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/* Set the counter for the next interrupt */
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TCNT2 = TIMER2_COUNT;
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@@ -74,24 +72,23 @@ static inline void timer_interrupt_handler(
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}
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/*************************************************************************
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* Description: Timer Interrupt Service Routine - Timer Overflowed!
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* Returns: none
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* Notes: Global interupts must be enabled
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*************************************************************************/
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* Description: Timer Interrupt Service Routine - Timer Overflowed!
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* Returns: none
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* Notes: Global interupts must be enabled
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*************************************************************************/
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ISR(TIMER2_OVF_vect)
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{
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timer_interrupt_handler();
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}
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/*************************************************************************
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* Description: returns the current millisecond count
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* Returns: none
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* Notes: This method only disables the timer overflow interrupt.
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*************************************************************************/
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unsigned long mstimer_now(
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void)
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* Description: returns the current millisecond count
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* Returns: none
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* Notes: This method only disables the timer overflow interrupt.
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*************************************************************************/
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unsigned long mstimer_now(void)
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{
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unsigned long timer_value; /* return value */
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unsigned long timer_value; /* return value */
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/* Disable the overflow interrupt.
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Prevents value corruption that would happen if interrupted */
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@@ -104,12 +101,11 @@ unsigned long mstimer_now(
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}
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/*************************************************************************
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* Description: Initialization for Timer
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* Returns: none
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* Notes: none
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*************************************************************************/
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void mstimer_init(
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void)
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* Description: Initialization for Timer
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* Returns: none
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* Notes: none
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*************************************************************************/
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void mstimer_init(void)
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{
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/* Normal Operation */
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TCCR2A = 0;
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@@ -125,19 +121,19 @@ void mstimer_init(
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1 1 0 CLKt2s/256
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1 1 1 CLKt2s/1024
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*/
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#if (TIMER2_PRESCALER==1)
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#if (TIMER2_PRESCALER == 1)
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TCCR2B = _BV(CS20);
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#elif (TIMER2_PRESCALER==8)
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#elif (TIMER2_PRESCALER == 8)
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TCCR2B = _BV(CS21);
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#elif (TIMER2_PRESCALER==32)
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#elif (TIMER2_PRESCALER == 32)
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TCCR2B = _BV(CS21) | _BV(CS20);
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#elif (TIMER2_PRESCALER==64)
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#elif (TIMER2_PRESCALER == 64)
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TCCR2B = _BV(CS22);
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#elif (TIMER2_PRESCALER==128)
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#elif (TIMER2_PRESCALER == 128)
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TCCR2B = _BV(CS22) | _BV(CS20);
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#elif (TIMER2_PRESCALER==256)
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#elif (TIMER2_PRESCALER == 256)
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TCCR2B = _BV(CS22) | _BV(CS21);
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#elif (TIMER2_PRESCALER==1024)
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#elif (TIMER2_PRESCALER == 1024)
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TCCR2B = _BV(CS22) | _BV(CS21) | _BV(CS20);
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#else
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#error Timer2 Prescale: Invalid Value
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