timer8_drv.h File Reference

#include "config.h"

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Defines
#define	TIMER8_0   0x00
#define	TIMER8_2   0x02
#define	BOTH_TIMER8   0xFF
#define	Timer8_set_pwm_a(value)   ( Timer8_set_compare_a(value) )
#define	Timer8_set_pwm(value)   ( Timer8_set_pwm_a(value) )
#define	Timer8_get_pwm_a()   ( Timer8_get_compare_a() )
#define	Timer8_get_pwm()   ( Timer8_get_pwm_a() )
#define	Timer8_off()   Timer8_set_clock(TIMER8_NO_CLOCK)
	========================================= ------ ONLY when TIMER8_2 is used ------- =========================================
#define	Timer8_2_system_clk()   ( ASSR &= ~((1<<EXCLK)|(1<<AS2)) )
#define	Timer8_2_external_osc()   ( ASSR = (ASSR & ~(1<<EXCLK)) | (1<<AS2) )
#define	Timer8_2_external_clk()   ( ASSR |= ((1<<EXCLK)|(1<<AS2)) )
#define	Timer8_2_update_busy()   ( ASSR & ( (1<<TCN2UB) | (1<<OCR2UB) | (1<<TCR2UB) ) )
#define	TIMER8_COMP_MODE_NORMAL   (0)
#define	TIMER8_COMP_MODE_TOGGLE   (1)
#define	TIMER8_COMP_MODE_CLEAR_OC   (2)
#define	TIMER8_COMP_MODE_SET_OC   (3)
#define	TIMER8_COMP_MODE_MASK_A   (3<<COM0A0)
#define	TIMER8_WGM_NORMAL   (0)
#define	TIMER8_WGM_PWM_PC8   (1)
#define	TIMER8_WGM_CTC_OCR   (2)
#define	TIMER8_WGM_FAST_PWM8   (3)
#define	TIMER8_WGM_RA_MASK   ( (1<<WGM00) | (1<<WGM01) )
#define	TIMER8_NO_CLOCK   (0)
#define	TIMER8_CLKIO_BY_1   (1)
#define	TIMER8_CLK_MASK   (7<<CS00)
#define	TIMER8_0_NO_CLOCK   (0)
#define	TIMER8_0_CLKIO_BY_1   (1)
#define	TIMER8_0_CLKIO_BY_8   (2)
#define	TIMER8_0_CLKIO_BY_64   (3)
#define	TIMER8_0_CLKIO_BY_256   (4)
#define	TIMER8_0_CLKIO_BY_1024   (5)
#define	TIMER8_0_EXT_CLOCK_FALLING_EDGE   (6)
#define	TIMER8_0_EXT_CLOCK_RISING_EDGE   (7)
#define	TIMER8_2_NO_CLOCK   (0)
#define	TIMER8_2_CLKIO_BY_1   (1)
#define	TIMER8_2_CLKIO_BY_8   (2)
#define	TIMER8_2_CLKIO_BY_32   (3)
#define	TIMER8_2_CLKIO_BY_64   (4)
#define	TIMER8_2_CLKIO_BY_128   (5)
#define	TIMER8_2_CLKIO_BY_256   (6)
#define	TIMER8_2_CLKIO_BY_1024   (7)
Functions
U8	timer8_get_counter (void)
	This function READ the 8-bit TIMER counter.

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Detailed Description

This file contains the low level functions (drivers) of 8-bit Timer(s) - Compiler: IAR EWAVR and GNU GCC for AVR

• Supported devices: AT90USB1287, AT90USB1286, AT90USB647, AT90USB646

  Author:

  Atmel Corporation: http://www.atmel.com
  Support and FAQ: http://support.atmel.no/

Definition in file timer8_drv.h.

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Define Documentation

#define TIMER8_0   0x00

Definition at line 55 of file timer8_drv.h.

#define TIMER8_2   0x02

Definition at line 58 of file timer8_drv.h.

#define BOTH_TIMER8   0xFF

Definition at line 61 of file timer8_drv.h.

#define Timer8_set_pwm_a

(

value

)

( Timer8_set_compare_a(value) )

Definition at line 67 of file timer8_drv.h.

#define Timer8_set_pwm

(

value

)

( Timer8_set_pwm_a(value) )

Definition at line 68 of file timer8_drv.h.

 

#define Timer8_get_pwm_a

(

)

( Timer8_get_compare_a() )

Definition at line 69 of file timer8_drv.h.

 

#define Timer8_get_pwm

(

)

( Timer8_get_pwm_a() )

Definition at line 70 of file timer8_drv.h.

 

#define Timer8_off

(

)

Timer8_set_clock(TIMER8_NO_CLOCK)

========================================= ------ ONLY when TIMER8_2 is used ------- =========================================

Definition at line 72 of file timer8_drv.h.

 

#define Timer8_2_system_clk

(

)

( ASSR &= ~((1<<EXCLK)|(1<<AS2)) )

Definition at line 442 of file timer8_drv.h.

 

#define Timer8_2_external_osc

(

)

( ASSR = (ASSR & ~(1<<EXCLK)) | (1<<AS2) )

Definition at line 443 of file timer8_drv.h.

 

#define Timer8_2_external_clk

(

)

( ASSR |= ((1<<EXCLK)|(1<<AS2)) )

Definition at line 444 of file timer8_drv.h.

 

#define Timer8_2_update_busy

(

)

( ASSR & ( (1<<TCN2UB) | (1<<OCR2UB) | (1<<TCR2UB) ) )

Definition at line 446 of file timer8_drv.h.

#define TIMER8_COMP_MODE_NORMAL   (0)

Definition at line 452 of file timer8_drv.h.

#define TIMER8_COMP_MODE_TOGGLE   (1)

Definition at line 453 of file timer8_drv.h.

#define TIMER8_COMP_MODE_CLEAR_OC   (2)

Definition at line 454 of file timer8_drv.h.

#define TIMER8_COMP_MODE_SET_OC   (3)

Definition at line 455 of file timer8_drv.h.

#define TIMER8_COMP_MODE_MASK_A   (3<<COM0A0)

Definition at line 456 of file timer8_drv.h.

#define TIMER8_WGM_NORMAL   (0)

Definition at line 458 of file timer8_drv.h.

#define TIMER8_WGM_PWM_PC8   (1)

Definition at line 459 of file timer8_drv.h.

#define TIMER8_WGM_CTC_OCR   (2)

Definition at line 460 of file timer8_drv.h.

Referenced by audio_task_init().

#define TIMER8_WGM_FAST_PWM8   (3)

Definition at line 461 of file timer8_drv.h.

#define TIMER8_WGM_RA_MASK   ( (1<<WGM00) | (1<<WGM01) )

Definition at line 462 of file timer8_drv.h.

#define TIMER8_NO_CLOCK   (0)

Definition at line 464 of file timer8_drv.h.

#define TIMER8_CLKIO_BY_1   (1)

Definition at line 465 of file timer8_drv.h.

#define TIMER8_CLK_MASK   (7<<CS00)

Definition at line 466 of file timer8_drv.h.

#define TIMER8_0_NO_CLOCK   (0)

Definition at line 468 of file timer8_drv.h.

#define TIMER8_0_CLKIO_BY_1   (1)

Definition at line 469 of file timer8_drv.h.

#define TIMER8_0_CLKIO_BY_8   (2)

Definition at line 470 of file timer8_drv.h.

Referenced by audio_task_init().

#define TIMER8_0_CLKIO_BY_64   (3)

Definition at line 471 of file timer8_drv.h.

#define TIMER8_0_CLKIO_BY_256   (4)

Definition at line 472 of file timer8_drv.h.

#define TIMER8_0_CLKIO_BY_1024   (5)

Definition at line 473 of file timer8_drv.h.

#define TIMER8_0_EXT_CLOCK_FALLING_EDGE   (6)

Definition at line 474 of file timer8_drv.h.

#define TIMER8_0_EXT_CLOCK_RISING_EDGE   (7)

Definition at line 475 of file timer8_drv.h.

#define TIMER8_2_NO_CLOCK   (0)

Definition at line 477 of file timer8_drv.h.

#define TIMER8_2_CLKIO_BY_1   (1)

Definition at line 478 of file timer8_drv.h.

#define TIMER8_2_CLKIO_BY_8   (2)

Definition at line 479 of file timer8_drv.h.

#define TIMER8_2_CLKIO_BY_32   (3)

Definition at line 480 of file timer8_drv.h.

#define TIMER8_2_CLKIO_BY_64   (4)

Definition at line 481 of file timer8_drv.h.

#define TIMER8_2_CLKIO_BY_128   (5)

Definition at line 482 of file timer8_drv.h.

#define TIMER8_2_CLKIO_BY_256   (6)

Definition at line 483 of file timer8_drv.h.

#define TIMER8_2_CLKIO_BY_1024   (7)

Definition at line 484 of file timer8_drv.h.

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Function Documentation

U8 timer8_get_counter

(

void

)

This function READ the 8-bit TIMER counter.

Warning:

Parameters:

Returns:

8-bit counter value

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