TDA7501 Software specification for both modes
19/29
9 Software specification for both modes
9.1 Auto increment
If bit I in the subaddress byte is set to "1", the autoincrement of the subaddress is enabled.
9.2 Reset condition
A Power-On-Reset is invoked if the Supply-Voltage V dd is below than 3.5V. After POR the
following data is written automatically into the registers of all subaddresses :
The programming after POR is marked bold-face in the programming tables.
With this programming all the outputs are muted to their corresponding reference voltages.
9.3 Programming modes
MSB LSB
11111110
Table 6. Subaddresses
MSB LSB
Name
D7 D6 I D4 SA3 SA2 SA1 SA0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Input selector 1L
Input selector 1R
Input selector 2L
Input selector 2R
Phone/Navigation
Mode Select
Configuration
Output selector
Volume 1L
Volume 1R
Volume 2L
Volume 2R
Volume 3L
Volume 3R
FM-level
reserved
0
1
Autoincrement mode off
Autoincrement mode on
0 0 0 must be "0”
Obsolete Product(s) - Obsolete Product(s)
Software specification for both modes TDA7501
20/29
Table 7. Input selector 1L..3R, bits D7 ..D3 (subaddresses 0..3)
MSB LSB
Function
D7 D6 D5 D4 D3 D2 D1 D0
0
1
mute
off
on
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
0
1
0
0
1
1
0
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
gain
15dB
14dB
13dB
12dB
11dB
10dB
9dB
8dB
7dB
6dB
5dB
4dB
3dB
2dB
1dB
0dB
Table 8. Input selector 1L, bits D2 ..D0 (subaddresses 0)
MSB LSB
Function
D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
source select
CDL
Phone/FDL
Navigation/FDR
Phone/Navigation mix
CassL
MPX-RDS
AM
AM-level
Obsolete Product(s) - Obsolete Product(s)
TDA7501 Software specification for both modes
21/29
Table 9. Input selector 1R, bits D2 ..D0 (subaddresses 1)
MSB LSB
Function
D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
source select
CDR
Phone/FDL
Navigation/FDR
Phone/Navigation mix
CassR
MPX-RDS
FM (or MPX1/MPX2 in Dual MPX
mode)
AM-spikes
Table 10. Input selector 2L, bits D2 ..D0 (subaddresses 2)
MSB LSB
Function
D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
source select
CDL
Phone/FDL
Navigation/FDR
Phone/Navigation mix
CassL
AM
FM-level
AM-level
Table 11. Input selector 2R, bits D2 ..D0 (subaddresses 3)
MSB LSB
Function
D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
source select
CDR
Phone/FDL
Navigation/FDR
Phone/Navigation mix
CassR
MPX-RDS
FM (or MPX1/MPX2 in Dual MPX
mode)
AM-spikes
Obsolete Product(s) - Obsolete Product(s)

TDA7501

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
Audio DSPs Digit Car Radio Sig
Lifecycle:
New from this manufacturer.
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