Macros
#define	IDT_8T49N24X_REVID 0x0
	Device Revision. More...

#define	IDT_8T49N24X_DEVID 0x0607
	Device ID Code. More...

#define	IDT_8T49N24X_XTAL_FREQ 40000000
	The freq of the crystal in Hz. More...

#define	IDT_8T49N24X_FVCO_MAX 4000000000
	Max VCO Operating Freq in Hz. More...

#define	IDT_8T49N24X_FVCO_MIN 3000000000
	Min VCO Operating Freq in Hz. More...

#define	IDT_8T49N24X_FOUT_MAX 400000000
	Max Output Freq in Hz. More...

#define	IDT_8T49N24X_FOUT_MIN 8000
	Min Output Freq in Hz. More...

#define	IDT_8T49N24X_FIN_MAX 875000000
	Max Input Freq in Hz. More...

#define	IDT_8T49N24X_FIN_MIN 8000
	Min Input Freq in Hz. More...

#define	IDT_8T49N24X_FPD_MAX 128000
	Max Phase Detector Freq in Hz. More...

#define	IDT_8T49N24X_FPD_MIN 8000
	Min Phase Detector Freq in Hz. More...

#define	IDT_8T49N24X_P_MAX 4194304 /* pow(2,22) */
	Max P div value. More...

#define	IDT_8T49N24X_M_MAX 16777216 /* pow(2,24) */
	Max M mult value. More...

Functions
int	IDT_8T49N24x_SetClock (u32 I2CBaseAddress, u8 I2CSlaveAddress, int FIn, int FOut, u8 FreeRun)
	This function calculates and sets the IDT 8TN49N24x device with the given clock configuration. More...

int	IDT_8T49N24x_Init (u32 I2CBaseAddress, u8 I2CSlaveAddress)
	This function initializes the IDT 8TN49N24x with default values for use with the Video FMC. More...

void	IDT_8T49N24x_RegisterDump (u32 I2CBaseAddress, u8 I2CSlaveAddress)
	This function displays a registerdump of the IDT 8TN49N24x device. More...

Macro Definition Documentation

#define IDT_8T49N24X_DEVID 0x0607

Device ID Code.

#define IDT_8T49N24X_FIN_MAX 875000000

Max Input Freq in Hz.

Referenced by IDT_8T49N24x_SetClock().

#define IDT_8T49N24X_FIN_MIN 8000

Min Input Freq in Hz.

Referenced by IDT_8T49N24x_SetClock().

#define IDT_8T49N24X_FOUT_MAX 400000000

Max Output Freq in Hz.

Referenced by IDT_8T49N24x_SetClock().

#define IDT_8T49N24X_FOUT_MIN 8000

Min Output Freq in Hz.

Referenced by IDT_8T49N24x_SetClock().

#define IDT_8T49N24X_FPD_MAX 128000

Max Phase Detector Freq in Hz.

#define IDT_8T49N24X_FPD_MIN 8000

Min Phase Detector Freq in Hz.

#define IDT_8T49N24X_FVCO_MAX 4000000000

Max VCO Operating Freq in Hz.

#define IDT_8T49N24X_FVCO_MIN 3000000000

Min VCO Operating Freq in Hz.

#define IDT_8T49N24X_M_MAX 16777216 /* pow(2,24) */

Max M mult value.

#define IDT_8T49N24X_P_MAX 4194304 /* pow(2,22) */

Max P div value.

#define IDT_8T49N24X_REVID 0x0

Device Revision.

#define IDT_8T49N24X_XTAL_FREQ 40000000

The freq of the crystal in Hz.

Function Documentation

int IDT_8T49N24x_Init	(	u32	I2CBaseAddress,
		u8	I2CSlaveAddress
	)

This function initializes the IDT 8TN49N24x with default values for use with the Video FMC.

Parameters

I2CBaseAddress	is the baseaddress of the I2C core.
I2CSlaveAddress	is the 7-bit I2C slave address.

Returns

XST_SUCCESS Initialization was successful.
XST_FAILURE I2C write error.

Note: None.

void IDT_8T49N24x_RegisterDump	(	u32	I2CBaseAddress,
		u8	I2CSlaveAddress
	)

This function displays a registerdump of the IDT 8TN49N24x device.

Parameters

I2CBaseAddress	is the baseaddress of the I2C core.
I2CSlaveAddress	is the 7-bit I2C slave address.

Returns: None

Note: None.

int IDT_8T49N24x_SetClock	(	u32	I2CBaseAddress,
		u8	I2CSlaveAddress,
		int	FIn,
		int	FOut,
		u8	FreeRun
	)

This function calculates and sets the IDT 8TN49N24x device with the given clock configuration.

Parameters

I2CBaseAddress	is the baseaddress of the I2C core.
I2CSlaveAddress	is the 7-bit I2C slave address.
FIn	specifies the input frequency.
FOut	specifies the output frequency.
FreeRun	specifies if the operation mode is locked/synthesizer mode. TRUE Synthesizer mode (Fout only) FALSE Locked mode (Fout locked to Fin)

Returns

XST_SUCCESS Initialization was successful.
XST_FAILURE I2C write error or incorrect parameters detected.

Note

References IDT_8T49N24X_FIN_MAX, IDT_8T49N24X_FIN_MIN, IDT_8T49N24X_FOUT_MAX, and IDT_8T49N24X_FOUT_MIN.

Macros

Functions

Macro Definition Documentation

Function Documentation