Datasheet

TLV320AIC1110
SLAS359 – DECEMBER 2001
32
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PRINCIPLES OF OPERATION
register map
Table 9. Power Control Register: Address (00) HEX
BIT NUMBER
DEFINITIONS
7 6 543210
DEFINITIONS
1 1 1 1 0 1 1 0 Default setting PWRUPSEL = 0
1 0 0 11011Default setting PWRUPSEL = 1
X X X X X X X 0 Reference system, power down
X X X X X X X 1 Reference system, power up
X X X X X X 1 X EAR AMP1 selected, EAR AMP2 power down
X X X X X X 0 X EAR AMP2 selected, EAR AMP1 power down
X X X X X 0 X X Receive channel enabled
X X 0 X X 1 X X Receive channel muted
X X 1 X X 1 X 0 Receive channel, power down
X X X X 1 X X X Micbias enable
X X X X 0 X X X Micbias disable
X X X 1XXXXMIC1 selected
X X X 0XXXXMIC2 selected
X 0 X XXXXXTransmit channel enabled
X 1 0 XXXXXTransmit channel muted
X 1 1 XXXXXTransmit channel power down
0 X X XXXXXSidetone enabled
1 X X X X X X X Sidetone muted
Table 10. Mode Control Register: Address (01) HEX
BIT NUMBER
DEFINITIONS
7 6543210
DEFINITIONS
0 0 0 0 0 0 1 0 Default setting
X X X X X X 0 0 TX channel high-pass filter enabled and slope filter enabled
X X X X X X 0 1 TX channel high-pass filter enabled and slope filter disabled
X X X X X X 1 0 TX channel high-pass filter disabled and slope filter enabled
X X X X X X 1 1 TX channel high-pass filter disabled and slope filter disabled
X X X X X 0 X X RX channel high-pass filter disabled (low pass only)
X X X X X 1 X X RX channel high-pass filter enabled
X X X X 0 X X X BUZZCON disabled
X X X X 1 X X X BUZZCON enabled
X X X 0 X X X X Linear mode selected
1 X X 1 X X X X A-law companding mode selected
0 XX1XXXXµ-law companding mode selected
X X 0 X X X X X TX and RX channels normal mode
X X 1 X X X X X PCM loopback mode
X 0 X X X X X X Tone mode disabled
X 1 X X X X X X Tone mode enabled