AK2305 Datasheet, PDF (26/43 Pages) Asahi Kasei Microsystems – Dual PCM CODEC for ISDN TERMINAL ADAPTER

ASAHI KASEI
FUNCTION OF REGISTER
Address Bit
Name
000
0
VR0R0
1
VR0R1
2
VR0R2
3
-
4
VR0T0
5
VR0T1
6
VR0T2
7
-
8
-
001
0
VR1R0
1
VR1R1
2
VR1R2
3
-
4
VR1T0
5
VR1T1
6
VR1T2
7
-
8
-
010
0
VRTN0
1
VRTN1
2
VRTN2
3
-
4
S7
5
S8
6
S9
7
-
8
-
011
0
S1
1
S2
2
S3
3
-
4
S4
5
S5
6
S6
7
-
8
-
Default
0
0
0
0
0
0
0
0
-
0
0
0
0
0
0
0
0
-
0
0
0
0
0
0
0
0
-
0
0
0
0
0
0
0
0
-
Function
Receive gain adjustment on ch0
0 to -12dB by 3dBstep
000: 0dB 1xx: -12dB
Not used
Transmit gain adjustment on ch0
0 to -12dB by 3dBstep
000: 0dB 1xx: -12dB
Not used
Dummy bit
Receive gain adjustment on ch1
0 to -12dB by 3dBstep
000: 0dB 1xx: -12dB
Not used
Transmit gain adjustment on ch1
0 to -12dB by 3dBstep
000: 0dB 1xx: -12dB
Not used
Dummy bit
Gain adjustment of tone output
0 to -12dB by 3dBstep
000: 0dB 1xx: -12dB
Not used
Switch regulation for tone output
0: Tone OFF 1: Tone ON
Not used
Dummy bit
Switch regulation for tone output
0: Tone OFF 1: Tone ON
Not used
Switch regulation for tone output
0: Tone OFF 1: Tone ON
Not used
Dummy bit
[AK2305]
Refer to
18
18
21
C0029-E-02
26
1999/8