diff options
Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 163 |
1 files changed, 27 insertions, 136 deletions
@@ -16,164 +16,55 @@ *---------------------------------------------------------------------------------------------------------------------------------------------------
*/
-/*---------------------------------------------------------------------------------------------------------------------------------------------------
- * uncomment this for codevision compiler:
- *---------------------------------------------------------------------------------------------------------------------------------------------------
- */
-// #define CODEVISION // to use Codevision Compiler instead of gcc
-
-#ifdef CODEVISION
-#include <mega88.h>
-#include <stdio.h>
-#define uint8_t unsigned char
-#define uint16_t unsigned int
-#define F_CPU 8000000 // change for Codevision here, if you use WinAVR, use Project -> Configuration Options instead
-
-// register values from datasheet for ATMega88
-#define OCIE1A 1
-#define WGM12 3
-#define CS10 0
-#define UDRE0 5
-#define TXEN0 3
-
-#include "irmp.h"
-#include "irmp.c"
-
-#else // gcc compiler
-
#include <inttypes.h>
#include <avr/io.h>
#include <util/delay.h>
#include <avr/pgmspace.h>
#include <avr/interrupt.h>
-#include "irmp.h"
-#include "irmpconfig.h"
-
-
-#endif // CODEVISION
+#include "irmpconfig.h"
+#include "irmp.h"
#ifndef F_CPU
#error F_CPU unkown
#endif
void
-timer_init (void)
+timer1_init (void)
{
-#ifdef CODEVISION
- OCR1AH = ((F_CPU / F_INTERRUPTS) >> 8) & 0xFF; // compare value: 1/10000 of CPU frequency (upper byte)
- OCR1AL = ((F_CPU / F_INTERRUPTS) - 1) & 0xFF; // compare value: 1/10000 of CPU frequency (lower byte)
-#else // gcc
- OCR1A = (F_CPU / F_INTERRUPTS) - 1; // compare value: 1/10000 of CPU frequency
-#endif // CODEVISION
- TCCR1B = (1 << WGM12) | (1 << CS10); // switch CTC Mode on, set prescaler to 1
+#if defined (__AVR_ATtiny85__) // ATtiny85:
+ OCR1A = (F_CPU / (2 * F_INTERRUPTS) / 2) - 1; // compare value: 1/28800 of CPU frequency, presc = 2
+ TCCR1 = (1 << CTC1) | (1 << CS11); // switch CTC Mode on, set prescaler to 2
+#else // ATmegaXX:
+ OCR1A = (F_CPU / (2 * F_INTERRUPTS)) - 1; // compare value: 1/28800 of CPU frequency
+ TCCR1B = (1 << WGM12) | (1 << CS10); // switch CTC Mode on, set prescaler to 1
+#endif
-#if defined (__AVR_ATmega8__) || defined (__AVR_ATmega16__) || defined (__AVR_ATmega32__) || defined (__AVR_ATmega64__) || defined (__AVR_ATmega162__)
- TIMSK = 1 << OCIE1A; // OCIE1A: Interrupt by timer compare
+#ifdef TIMSK1
+ TIMSK1 = 1 << OCIE1A; // OCIE1A: Interrupt by timer compare
#else
- TIMSK1 = 1 << OCIE1A; // OCIE1A: Interrupt by timer compare
-#endif // __AVR...
-}
-
-/*---------------------------------------------------------------------------------------------------------------------------------------------------
- * timer 1 compare handler, called every 1/10000 sec
- *---------------------------------------------------------------------------------------------------------------------------------------------------
- */
-// Timer 1 output compare A interrupt service routine
-#ifdef CODEVISION
-interrupt [TIM1_COMPA] void timer1_compa_isr(void)
-#else // CODEVISION
-ISR(TIMER1_COMPA_vect)
-#endif // CODEVISION
-{
- (void) irmp_ISR(); // call irmp ISR
- // call other timer interrupt routines...
-}
-
-/*---------------------------------------------------------------------------------------------------------------------------------------------------
- * MAIN: main routine
- *---------------------------------------------------------------------------------------------------------------------------------------------------
- */
-#ifdef CODEVISION
-// This is the main routine if you use Codevision C Compiler
-void
-main (void)
-{
- IRMP_DATA irmp_data;
-
- #pragma optsize-
- // crystal oscillator division factor: 1
- CLKPR=0x80;
- CLKPR=0x00;
- #ifdef _OPTIMIZE_SIZE_
- #pragma optsize+
- #endif
- static uint8_t *Proto[]={"SIRCS","NEC","SAMSUNG","MATSUSH","KASEIKYO","RECS80","RC5(x)","DENON","RC6","SAMSG32","APPLE","RECS80X","NUBERT","B&O","GRUNDIG","NOKIA","SIEMENS","FDC","RCCAR","JVC","RC6A"};
-
- #if IRMP_LOGGING == 0
- // USART initialization has to be done here if Logging is off
- // Communication Parameters: 8 Data, 1 Stop, No Parity
- // USART Receiver: Off
- // USART Transmitter: On
- // USART0 Mode: Asynchronous
- // USART Baud Rate: 9600
- #define BAUDRATE 9600L
- UCSR0A=0x00;
- UCSR0B=0x08;
- UCSR0C=0x06;
- UBRR0H = ((F_CPU+BAUDRATE*8)/(BAUDRATE*16)-1) >> 8; // store baudrate (upper byte)
- UBRR0L = ((F_CPU+BAUDRATE*8)/(BAUDRATE*16)-1) & 0xFF;
- #endif
-
- irmp_init(); // initialize rc5
-
- printf("IRMP V1.0\n");
- #if IRMP_LOGGING == 1
- printf("Logging Mode\n");
- #endif
-
- timer_init(); // initialize timer
- #asm("sei"); // enable interrupts
-
- for (;;)
- {
- if (irmp_get_data (&irmp_data))
- {
- // ir signal decoded, do something here...
- // irmp_data.protocol is the protocol, see irmp.h
- // irmp_data.address is the address/manufacturer code of ir sender
- // irmp_data.command is the command code
- #if IRMP_LOGGING != 1
- printf("Code: %s\n",Proto[irmp_data.protocol-1]);
- printf("Address: 0x%.2X\n",irmp_data.address);
- printf("Command: 0x%.2X\n\n",irmp_data.command);
- #endif
- }
- }
+ TIMSK = 1 << OCIE1A; // OCIE1A: Interrupt by timer compare
+#endif
}
-#else // gcc
-
-// This is the main routine if you use GCC Compiler
int
main (void)
{
- IRMP_DATA irmp_data;
+ IRMP_DATA irmp_data;
- irmp_init(); // initialize rc5
- timer_init(); // initialize timer
- sei (); // enable interrupts
+ irmp_init(); // initialize irmp
+ timer1_init(); // initialize timer 1
+ sei (); // enable interrupts
- for (;;)
- {
- if (irmp_get_data (&irmp_data))
+ for (;;)
{
- // ir signal decoded, do something here...
- // irmp_data.protocol is the protocol, see irmp.h
- // irmp_data.address is the address/manufacturer code of ir sender
- // irmp_data.command is the command code
+ if (irmp_get_data (&irmp_data))
+ {
+ // ir signal decoded, do something here...
+ // irmp_data.protocol is the protocol, see irmp.h
+ // irmp_data.address is the address/manufacturer code of ir sender
+ // irmp_data.command is the command code
+ // irmp_protocol_names[irmp_data.protocol] is the protocol name (if enabled, see irmpconfig.h)
+ }
}
- }
}
-
-#endif // CODEVISION / gcc
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