Timer unit with 8Bit counter and 2 output compare unit. More...

#include <hwtimer.h>

Inheritance diagram for HWTimer8_2C:

Public Member Functions
	HWTimer8_2C (AvrDevice core, PrescalerMultiplexer p, int unit, IRQLine tov, IRQLine tcompA, const PinAtPort &outA, IRQLine *tcompB, const PinAtPort &outB)

void	Reset (void)
	Perform a reset of this unit. More...

Public Member Functions inherited from HWTimer8
	HWTimer8 (AvrDevice core, PrescalerMultiplexer p, int unit, IRQLine tov, IRQLine tcompA, const PinAtPort &outA, IRQLine *tcompB, const PinAtPort &outB)

Public Member Functions inherited from BasicTimerUnit
	BasicTimerUnit (AvrDevice core, PrescalerMultiplexer p, int unit, IRQLine tov, IRQLine tcap, ICaptureSource *icapsrc, int countersize=8)
	Create a basic Timer/Counter unit. More...

	~BasicTimerUnit ()

virtual unsigned int	CpuCycle ()
	Process timer/counter unit operations by CPU cycle. More...

void	RegisterACompForICapture (HWAcomp *acomp)
	register analog comparator unit for input capture source More...

void	SetACIC (bool acic)
	reflect ACIC flag to input capture source More...

void	SetTimerEventListener (TimerEventListener *listener)
	Set event listener. More...

Public Member Functions inherited from Hardware
	Hardware (AvrDevice *core)

virtual	~Hardware ()

virtual void	ClearIrqFlag (unsigned int vector)

virtual bool	IsLevelInterrupt (unsigned int vector)

virtual bool	LevelInterruptPending (unsigned int vector)

Public Member Functions inherited from TraceValueRegister
	TraceValueRegister (TraceValueRegister *parent, const std::string &name)
	Create a TraceValueRegister, with a scope prefix built on parent scope + name. More...

	TraceValueRegister ()
	Create a TraceValueRegister, with a empty scope name, single device application. More...

virtual	~TraceValueRegister ()

const std::string	GetTraceValuePrefix (void)
	Returns the scope prefix. More...

const std::string	GetScopeName (void)
	Returns the scope name. More...

void	RegisterTraceValue (TraceValue *t)
	Registers a TraceValue for this register. More...

void	UnregisterTraceValue (TraceValue *t)
	Unregisters a TraceValue, remove it from register. More...

TraceValueRegister *	GetScopeGroupByName (const std::string &name)
	Get a here registered TraceValueRegister by it's name. More...

virtual TraceValue *	GetTraceValueByName (const std::string &name)
	Get a here registered TraceValue by it's name. More...

TraceValueRegister *	FindScopeGroupByName (const std::string &name)
	Seek for a TraceValueRegister by it's name. More...

TraceValue *	FindTraceValueByName (const std::string &name)
	Seek for a TraceValue by it's name. More...

TraceSet *	GetAllTraceValues (void)
	Get all here registered TraceValue's only (not with descending values) More...

TraceSet *	GetAllTraceValuesRecursive (void)
	Get all here registered TraceValue's with descending values. More...

Public Attributes
IOReg< HWTimer8_2C >	tccra_reg
	control register A More...

IOReg< HWTimer8_2C >	tccrb_reg
	control register B More...

Public Attributes inherited from HWTimer8
IOReg< HWTimer8 >	tcnt_reg
	counter register More...

IOReg< HWTimer8 >	ocra_reg
	output compare A register More...

IOReg< HWTimer8 >	ocrb_reg
	output compare B register More...

Protected Member Functions
void	Set_TCCRA (unsigned char val)
	Register access to set control register. More...

unsigned char	Get_TCCRA ()
	Register access to read control register. More...

void	Set_TCCRB (unsigned char val)
	Register access to set control register. More...

unsigned char	Get_TCCRB ()
	Register access to read control register. More...

Protected Member Functions inherited from HWTimer8
void	ChangeWGM (WGMtype mode)
	Change WGM mode, set counter limits. More...

void	SetCompareRegister (int idx, unsigned char val)
	Setter method for compare register. More...

unsigned char	GetCompareRegister (int idx)
	Getter method for compare register. More...

void	Set_TCNT (unsigned char val)
	Register access to set counter register high byte. More...

unsigned char	Get_TCNT ()
	Register access to read counter register high byte. More...

void	Set_OCRA (unsigned char val)
	Register access to set output compare register A. More...

unsigned char	Get_OCRA ()
	Register access to read output compare register A. More...

void	Set_OCRB (unsigned char val)
	Register access to set output compare register B. More...

unsigned char	Get_OCRB ()
	Register access to read output compare register B. More...

Protected Member Functions inherited from BasicTimerUnit
void	CountTimer (void)
	Supports the count operation, emits count events to HandleEvent method. More...

virtual void	InputCapture (void)
	Supports the input capture function. More...

void	HandleEvent (CEtype event)
	Receives count events. More...

void	SetClockMode (int _cs)
	Set clock mode. More...

void	SetCounter (unsigned long val)
	Set the counter itself. More...

void	SetCompareOutputMode (int idx, COMtype mode)
	Set compare output mode. More...

void	SetCompareOutput (int idx)
	Set compare output pins in non pwm mode. More...

void	SetPWMCompareOutput (int idx, bool topOrDown)
	Set compare output pins in pwm mode. More...

bool	WGMisPWM (void)
	returns true, if WGM is in one of the PWM modes More...

bool	WGMuseICR (void)
	returns true, if WGM uses IC register for defining TOP counter value More...

void	WGMFunc_noop (CEtype event)
	WGM noop function. More...

void	WGMfunc_normal (CEtype event)
	WGM function for normal mode (unique for all different timers) More...

void	WGMfunc_ctc (CEtype event)
	WGM function for ctc mode (unique for all different timers) More...

void	WGMfunc_fastpwm (CEtype event)
	WGM function for fast pwm mode (unique for all different timers) More...

void	WGMfunc_pcpwm (CEtype event)
	WGM function for phase correct pwm mode (unique for all different timers) More...

void	WGMfunc_pfcpwm (CEtype event)
	WGM function for phase and frequency correct pwm mode (unique for all different timers) More...

Protected Member Functions inherited from TraceValueRegister
virtual size_t	_tvr_getValuesCount (void)
	Get the count of all TraceValues, that are registered here and descending. More...

virtual void	_tvr_insertTraceValuesToSet (TraceSet &t)
	Insert all TraceValues into TraceSet, that registered here and descending. More...

Protected Attributes
unsigned char	tccra_val
	register value TCCRA More...

unsigned char	tccrb_val
	register value TCCRB More...

Protected Attributes inherited from BasicTimerUnit
AvrDevice *	core
	pointer to device core More...

PrescalerMultiplexer *	premx
	prescaler multiplexer More...

IRQLine *	timerOverflow
	irq line for overflow interrupt More...

IRQLine *	timerCapture
	irq line for capture interrupt More...

unsigned long	vtcnt
	THE timercounter. More...

unsigned long	vlast_tcnt
	timercounter BEFORE count operation More...

int	updown_counting
	count direction control flag, true, if up/down counting More...

bool	count_down
	counter counts down, used for precise pwm modes More...

unsigned long	limit_bottom
	BOTTOM value for up/down counting. More...

unsigned long	limit_top
	TOP value for counting. More...

unsigned long	limit_max
	MAX value for counting. More...

unsigned long	icapRegister
	Input capture register. More...

ICaptureSource *	icapSource
	Input capture source. More...

bool	icapRisingEdge
	Input capture on rising edge. More...

bool	icapNoiseCanceler
	Noise canceler for input capturing enabled. More...

WGMtype	wgm
	waveform generation mode More...

wgmfunc_t	wgmfunc [WGM_tablesize]
	waveform generator mode function table More...

unsigned long	compare [OCRIDX_maxUnits]
	compare values for output compare events More...

unsigned long	compare_dbl [OCRIDX_maxUnits]
	double buffer values for compare values More...

bool	compareEnable [OCRIDX_maxUnits]
	enables compare operation More...

COMtype	com [OCRIDX_maxUnits]
	compare match output mode More...

IRQLine *	timerCompare [OCRIDX_maxUnits]
	irq line for compare interrupt More...

PinAtPort	compare_output [OCRIDX_maxUnits]
	output pins for compare units More...

bool	compare_output_state [OCRIDX_maxUnits]
	status compare output pin More...

Private Member Functions
void	Set_WGM (int val)
	Handle special WGM setting, translate wgm raw value to wgm value. More...

Private Attributes
int	wgm_raw
	this is the wgm raw value from register More...

Additional Inherited Members
Public Types inherited from BasicTimerUnit
enum	CEtype { EVT_TOP_REACHED = 0, EVT_MAX_REACHED, EVT_BOTTOM_REACHED, EVT_COMPARE_1, EVT_COMPARE_2, EVT_COMPARE_3 }
	event types for timer/counter More...

Protected Types inherited from BasicTimerUnit
enum	WGMtype { WGM_NORMAL = 0, WGM_PCPWM_8BIT, WGM_PCPWM_9BIT, WGM_PCPWM_10BIT, WGM_CTC_OCRA, WGM_FASTPWM_8BIT, WGM_FASTPWM_9BIT, WGM_FASTPWM_10BIT, WGM_PFCPWM_ICR, WGM_PFCPWM_OCRA, WGM_PCPWM_ICR, WGM_PCPWM_OCRA, WGM_CTC_ICR, WGM_RESERVED, WGM_FASTPWM_ICR, WGM_FASTPWM_OCRA, WGM_tablesize }
	types of waveform generation modes More...

enum	COMtype { COM_NOOP = 0, COM_TOGGLE, COM_CLEAR, COM_SET }
	types of compare match output modes More...

enum	OCRIDXtype { OCRIDX_A = 0, OCRIDX_B, OCRIDX_C, OCRIDX_maxUnits }
	indices for OC units More...

typedef void(BasicTimerUnit::*	wgmfunc_t) (CEtype)

Detailed Description

Timer unit with 8Bit counter and 2 output compare unit.

This timer unit is used by following devices: ATMega48/88/168/328.

TCCRxA register contains the following configuration bits (x=#timer):

+------+------+------+------+---+---+-----+-----+
|COMxA1|COMxA0|COMxB1|COMxB0| - | - |WGMx1|WGMx0|
+------+------+------+------+---+---+-----+-----+

TCCRxB register contains the following configuration bits (x=#timer):

+-----+-----+---+---+-----+----+----+----+
|FOCxA|FOCxB| - | - |WGMx2|CSx2|CSx1|CSx0|
+-----+-----+---+---+-----+----+----+----+

Definition at line 416 of file hwtimer.h.

Constructor & Destructor Documentation

◆ HWTimer8_2C()

HWTimer8_2C::HWTimer8_2C	(	AvrDevice *	core,
		PrescalerMultiplexer *	p,
		int	unit,
		IRQLine *	tov,
		IRQLine *	tcompA,
		const PinAtPort &	outA,
		IRQLine *	tcompB,
		const PinAtPort &	outB
	)

Definition at line 971 of file hwtimer.cpp.

Member Function Documentation

◆ Get_TCCRA()

unsigned char HWTimer8_2C::Get_TCCRA ( )

inlineprotected

Register access to read control register.

Definition at line 431 of file hwtimer.h.

◆ Get_TCCRB()

unsigned char HWTimer8_2C::Get_TCCRB ( )

inlineprotected

Register access to read control register.

Definition at line 436 of file hwtimer.h.

◆ Reset()

void HWTimer8_2C::Reset ( void )

virtual

Perform a reset of this unit.

Reimplemented from HWTimer8.

Definition at line 1034 of file hwtimer.cpp.

References HWTimer8::Reset(), tccra_val, tccrb_val, and wgm_raw.

◆ Set_TCCRA()

void HWTimer8_2C::Set_TCCRA ( unsigned char val )

protected

Register access to set control register.

Definition at line 1005 of file hwtimer.cpp.

References Set_WGM(), BasicTimerUnit::SetCompareOutputMode(), tccra_val, and wgm_raw.

◆ Set_TCCRB()

void HWTimer8_2C::Set_TCCRB ( unsigned char val )

protected

Register access to set control register.

Definition at line 1016 of file hwtimer.cpp.

References Set_WGM(), BasicTimerUnit::SetClockMode(), BasicTimerUnit::SetCompareOutput(), tccrb_val, wgm_raw, and BasicTimerUnit::WGMisPWM().

◆ Set_WGM()

void HWTimer8_2C::Set_WGM ( int val )

private

Handle special WGM setting, translate wgm raw value to wgm value.

Definition at line 985 of file hwtimer.cpp.

References HWTimer8::ChangeWGM(), BasicTimerUnit::WGM_CTC_OCRA, BasicTimerUnit::WGM_FASTPWM_8BIT, BasicTimerUnit::WGM_FASTPWM_OCRA, BasicTimerUnit::WGM_NORMAL, BasicTimerUnit::WGM_PCPWM_8BIT, BasicTimerUnit::WGM_PCPWM_OCRA, wgm_raw, and BasicTimerUnit::WGM_RESERVED.

Referenced by Set_TCCRA(), and Set_TCCRB().

Member Data Documentation

◆ tccra_reg

IOReg<HWTimer8_2C> HWTimer8_2C::tccra_reg

control register A

Definition at line 439 of file hwtimer.h.

Referenced by AvrDevice_atmega1284Abase::AvrDevice_atmega1284Abase(), AvrDevice_atmega2560base::AvrDevice_atmega2560base(), AvrDevice_atmega668base::AvrDevice_atmega668base(), AvrDevice_attiny2313::AvrDevice_attiny2313(), and AvrDevice_attinyX5::AvrDevice_attinyX5().

◆ tccra_val

unsigned char HWTimer8_2C::tccra_val

protected

register value TCCRA

Definition at line 425 of file hwtimer.h.

Referenced by Reset(), and Set_TCCRA().

◆ tccrb_reg

IOReg<HWTimer8_2C> HWTimer8_2C::tccrb_reg

control register B

Definition at line 440 of file hwtimer.h.

Referenced by AvrDevice_atmega1284Abase::AvrDevice_atmega1284Abase(), AvrDevice_atmega2560base::AvrDevice_atmega2560base(), AvrDevice_atmega668base::AvrDevice_atmega668base(), AvrDevice_attiny2313::AvrDevice_attiny2313(), and AvrDevice_attinyX5::AvrDevice_attinyX5().

◆ tccrb_val

unsigned char HWTimer8_2C::tccrb_val

protected

register value TCCRB

Definition at line 426 of file hwtimer.h.

Referenced by Reset(), and Set_TCCRB().

◆ wgm_raw

int HWTimer8_2C::wgm_raw

private

this is the wgm raw value from register

Definition at line 419 of file hwtimer.h.

Referenced by Reset(), Set_TCCRA(), Set_TCCRB(), and Set_WGM().

The documentation for this class was generated from the following files:

/home/buildbudy/simulavr/include/hwtimer/hwtimer.h
/home/buildbudy/simulavr/libsim/hwtimer/hwtimer.cpp

Public Member Functions

Public Attributes

Protected Member Functions

Protected Attributes

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ HWTimer8_2C()

Member Function Documentation

◆ Get_TCCRA()

◆ Get_TCCRB()

◆ Reset()

◆ Set_TCCRA()

◆ Set_TCCRB()

◆ Set_WGM()

Member Data Documentation

◆ tccra_reg

◆ tccra_val

◆ tccrb_reg

◆ tccrb_val

◆ wgm_raw