Texas-instruments TMS320C6000 Manuel d'utilisateur télécharger pdf (Page 23)

AD535_modifyReg

2-11

AD535 API Module

Modifies specified control register

AD535_modifyReg

Function void AD535_modifyReg(

AD535_Handle hAD535,

AD535_Reg ad535Register,

Uint32 val,

Uint32 mask

);

Arguments hAD535 Handle to codec channel, see AD535_open()

ad535Register Control register enumeration:

- AD535_REG_CTRL0

- AD535_REG_CTRL1

- AD535_REG_CTRL2

- AD535_REG_CTRL3

- AD535_REG_CTRL4

- AD535_REG_CTRL5

val Value to be masked into register

mask Bit-value mask. A value of 1 sets the bit to the

corresponding value in Val; a 0 keeps the current

value of the bit.

Return Value none

Description Modifies the specified control register according to the bit mask (Mask)

and value (Val).

6711 DSK

Note: Only the Voice channel is available on this board. This means the

changes to control registers 0, 1, and 2 will have no effect on the

operation of the codec.

Example To modify the ADC voice input gain in control register 4:

AD535_modifyReg(hAD535,AD535_REG_CTRL4,0x001F,0x003F);

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Texas-instruments TMS320C6000 Manuel d'utilisateur Page 23