28

6237A–DRMSD–29-May-06

ATSAM3703

9.5.1

Digital Audio Frame Format

ATSAM3703 can generate I2S or MSB left justified digital audio format. Master Clock CLBD can

be 128 x Fs, 256 x Fs, 512 x Fs, 192 x Fs, 384 x FS or 768 x Fs. Format and clock ratio are

selected by firmware.

Figure 9-5.

I2S Digital Audio Frame Format,128 x Fs, 256 x Fs and 512 x Fs Modes

Figure 9-6.

I2S Digital Audio Frame Format,192 x Fs, 384 x Fs and 768 x Fs Modes

Figure 9-7.

MSB Left Justified Digital Audio Frame Format,128 x Fs, 256 x Fs and 512 x Fs Modes

Figure 9-8.

MSB Left Justified Digital Audio Frame Format,192 x Fs, 384 x Fs and 768 x Fs Modes

WSBD

CLBD

DABD3 - 0

DAAD3 - 0

MSB

MSB

LSB

(16 bits)

LSB

(24 bits)

WSBD

CLBD

DABD3 - 0

DAAD3 - 0

MSB

MSB

LSB

(16 bits)

LSB

(24 bits)

WSBD

CLBD

DABD3 - 0

DAAD3 - 0

MSB

MSB

LSB

(16 bits)

LSB

(24 bits)

WSBD

CLBD

DABD3 - 0

DAAD3 - 0

MSB

MSB

LSB

(16 bits)

LSB

(24 bits)