TDA7300 Datasheet, PDF (13/16 Pages) STMicroelectronics – DIGITAL CONTROLLED STEREO AUDIO PROCESSOR

SOFTWARE SPECIFICATION (continued)
AUDIO SWITCH - Select the input Channel to Activate
MSB
LSB
0 1 0 X X S2 S1 S0 Audio Switch
X X 0 0 0 Stereo 1
X X 0 0 1 Stereo 2
X X 0 1 0 Stereo 3
X X 0 1 1 Stereo 4
X X 1 0 0 Mono
X X 1 0 1 Not Allowed
X X 1 1 0 Not Allowed
X X 1 1 1 Not Allowed
X = don’t care
For example to set the stereo 2 channel the 8 bit string may be: 0 1 0 0 0 0 0 1
TDA7300
BASS AND TREBLE - Control Range of ± 15dB (boost and cut) Steps of 2.5dB
0
1
1
0
C3 C2 C1 C0
0
1
1
1
C3 C2 C1 C0
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
Bass
Treble
- 15
- 15
- 12.5
- 10
- 7.5
-5
- 2.5
-0
1
1
1
1
0
1
1
1
0
2.5
1
1
0
1
5
1
1
0
0
7.5
1
0
1
1
10
1
0
1
0
12.5
1
0
0
1
15
1
0
0
0
15
C3 = Sign
For example Bass at -12.5dB is obtained by the following 8 bit string: 0 1 1 0 0 0 1 0
13/16