SSM2602CPZ-R2 datasheet(23/32 Pages) AD

23 / 32 page

SSM2602

Rev. 0 | Page 23 of 32

LEFT-CHANNEL DAC VOLUME, ADDRESS 0x02

Table 16. Left-Channel DAC Volume Register Bit Map

LRHPBOTH

LZCEN

LHPVOL [6:0]

Table 17. Descriptions of Left-Channel DAC Volume Register Bits

Bit Name

Description

Settings

LRHPBOTH

Left-to-right headphone volume load control

0 = disable simultaneous loading of left-channel headphone volume

data to right-channel register (default)

1 = enable simultaneous loading of left-channel headphone volume

data to right-channel register

LZCEN

Left-channel zero cross detect enable

0 = disable (default)

1 = enable

LHPVOL [6:0]

Left-channel headphone volume control

000 0000 to 010 1111 = mute

011 0000 = −73 dB

…

111 1001 = 0 dB (default)

… 1 dB steps up to

111 1111 = +6 dB

RIGHT-CHANNEL DAC VOLUME, ADDRESS 0x03

Table 18. Right-Channel DAC Volume Register Bit Map

RLHPBOTH

RZCEN

RHPVOL [6:0]

Table 19. Descriptions of Right-Channel DAC Volume Register Bits

Bit Name

Description

Settings

RLHPBOTH

Right-to-left headphone volume load control

0 = disable simultaneous loading of right-channel headphone

volume data to left-channel register (default)

1 = enable simultaneous loading of right-channel headphone

volume data to left-channel register

RZCEN

Right-channel zero cross detect enable

0 = disable (default)

1 = enable

RHPVOL [6:0]

Right-channel headphone volume control

000 0000 to 010 1111 = mute

011 0000 = −73 dB

…

111 1001 = 0 dB (default)

… 1 dB steps up to

111 1111 = +6 dB

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