Chip-specific oscillator management functions. Mehr ...

#include <board_init.h>
#include <compiler.h>

Include-Abhängigkeitsdiagramm für osc.h:

Dieser Graph zeigt, welche Datei direkt oder indirekt diese Datei enthält:

Makrodefinitionen
Oscillator identifiers
#define	OSC_ID_RC2MHZ OSC_RC2MEN_bm
	2 MHz Internal RC Oscillator

#define	OSC_ID_RC32MHZ OSC_RC32MEN_bm
	32 MHz Internal RC Oscillator

#define	OSC_ID_RC32KHZ OSC_RC32KEN_bm
	32 KHz Internal RC Oscillator

#define	OSC_ID_XOSC OSC_XOSCEN_bm
	External Oscillator.

#define	OSC_ID_USBSOF 0xff
	Reference from USB Start Of Frame. Mehr ...

External oscillator types
#define	XOSC_TYPE_EXTERNAL 0
	External clock signal.

#define	XOSC_TYPE_32KHZ 2
	32.768 kHz resonator on TOSC

#define	XOSC_TYPE_XTAL 3
	0.4 to 16 MHz resonator on XTAL

XTAL resonator start-up cycles
#define	XOSC_STARTUP_256 0
	256 cycle start-up time

#define	XOSC_STARTUP_1024 1
	1 k cycle start-up time

#define	XOSC_STARTUP_16384 2
	16 k cycle start-up time

XTAL resonator frequency range
#define	XOSC_RANGE_04TO2 OSC_FRQRANGE_04TO2_gc
	0.4 to 2 MHz frequency range

#define	XOSC_RANGE_2TO9 OSC_FRQRANGE_2TO9_gc
	2 to 9 MHz frequency range

#define	XOSC_RANGE_9TO12 OSC_FRQRANGE_9TO12_gc
	9 to 12 MHz frequency range

#define	XOSC_RANGE_12TO16 OSC_FRQRANGE_12TO16_gc
	12 to 16 MHz frequency range

Funktionen
static void	osc_disable (uint8_t id)

static void	osc_enable (uint8_t id)

static void	osc_enable_external (uint8_t id)

static void	osc_enable_internal (uint8_t id)
	Enable internal oscillator id. Mehr ...

static uint32_t	osc_get_rate (uint8_t id)

static bool	osc_is_ready (uint8_t id)

static void	osc_wait_ready (uint8_t id)

XMEGA-Specific Oscillator Features
static void	osc_enable_autocalibration (uint8_t id, uint8_t ref_id)
	Enable DFLL-based automatic calibration of an internal oscillator. Mehr ...

static void	osc_disable_autocalibration (uint8_t id)
	Disable DFLL-based automatic calibration of an internal oscillator. Mehr ...

static void	osc_user_calibration (uint8_t id, uint16_t calib)
	Load a specific calibration value for the specified oscillator. Mehr ...

Ausführliche Beschreibung

Chip-specific oscillator management functions.

Definiert in Datei osc.h.


	by Hanna

Makrodefinitionen