TAS5705
SLOS549–JUNE 2008...................................................................................................................................................................................................... www.ti.com
Table 13. System Control Register 2 (0x05)
D7
0
D6
D5
D4
D3
D2
D1
D0
FUNCTION
(1)
–
–
–
–
–
–
–
Reserved
When D6 is deasserted, all channels not belonging to shutdown group (SDG) are
started. SDG register is 0x19.
–
–
0
0
0
1
–
–
–
–
–
–
–
–
–
–
When D6 is deasserted, all channels are started. VALID = 1. No channels in
SDG1.
–
–
–
1
1
–
0
1
–
–
–
0
–
–
–
–
–
–
–
–
–
–
–
–
All channels are shut down (hard mute). VALID = 0.
(1)
All channels are shut down (hard mute). VALID = 0
(1)
Reserved
Use HP volume register (0x0C) for adjusting headphone volume when in
headphone mode.
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
0
1
–
–
–
–
–
0
0
1
–
–
0
1
0
–
–
–
–
–
(1)
Use channel volume registers (0x08–0x0B, 0x0D) for all modes.
Speaker mode. Hardware pin, HPSEL = 1, forces device into headphone
(1)
mode.
HP mode. This setting is logically ORed with external HPSEL pin.
Line out mode. Hardware pin, HPSEL, is ignored for this setting. HP_PWMx pins
are active.
–
–
–
–
–
–
–
–
–
–
1
–
1
–
–
Reserved
(2)
0
Reserved
(1) Default values are in bold.
(2) Default values are in bold.
SOFT MUTE REGISTER (0x06)
Writing a 1 to any of the following bits sets the output of the respective channel to 50% duty cycle. Default is
0x00.
Table 14. Soft Mute Register (0x06)
D7
–
D6
–
D5
–
D4
–
D3
–
D2
–
D1
–
D0
1
FUNCTION
Soft mute channel 1
Soft mute channel 2
Soft mute channel 3
Soft mute channel 4
–
–
–
–
–
–
1
–
–
–
–
–
–
1
–
–
–
–
–
–
1
–
–
–
–
–
1
–
–
–
–
–
Soft mute subwoofer channel (channel 6)
(1)
0
0
0
0
0
0
0
0
Unmute all channels
(1) Default values are in bold.
52
Submit Documentation Feedback
Copyright © 2008, Texas Instruments Incorporated
Product Folder Link(s): TAS5705
TI [ TEXAS INSTRUMENTS ]
