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NXP Semiconductors

Product specification

Economy audio CODEC for MiniDisc (MD) home stereo and portable applications

UDA1341TS

Table 4

Selection of data transfer

BIT 1 0

BIT 0 0

MODE DATA0

TRANSFER

direct addressing registers: volume, bass boost, treble, peak detection position, de-emphasis, mute and mode

extended addressing registers: digital mixer control, AGC control, MIC sensitivity control, input gain, AGC time constant and AGC output level

0 1

1 0

DATA1

peak level value read-out (information from UDA1341TS to microcontroller)

STATUS reset, system clock frequency, data input format, DC-filter, input gain switch, output gain switch, polarity control, double speed and power control

1

1

not used

L3MODE

t

h(L3)A

t

su(L3)A

tCLK(L3)L

t

su(L3)A

t

CLK(L3)H

t

h(L3)A

L3CLOCK

T

cy(CLK)(L3)

t

su(L3)DA

t

h(L3)DA

L3DATA

BIT 0

BIT 7

MGR431

Fig.5 Timing address mode.

2002 May 16

12

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