Control Interface (Control1), Input; Digital Audio Interface, Input (J1); Control1 Pin Description; J1 Pin Description - Texas Instruments TAS3308EVM User Manual

Control Interface (Control1), Input

3.1 Control Interface (Control1), Input
This interface connects the TAS3308EVM board to an internal controller. This is a general-purpose
interface.
PIN NO. NET-NAME AT SCHEMATICs
1 SDA
2 SCL
3 GND
4 3.3 V
5 GPIO1
6 GPIO2
7 RESETZ
8 MUTEZ
9 GPIO3
10 GPIO4
3.2

Digital Audio Interface, Input (J1)

The digital audio interface contains digital audio signal data (I
for signal timing and details not explained in this document.
PIN NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
24 System Interfaces
Table 3-1. Control1 Pin Description
DESCRIPTION
2
I C bidirectional data line
2
I C input clock line
Ground
Power
General-purpose bidirectional I/O 1
General-purpose bidirectional I/O 2
System reset (bidirectional). Activate /MUTE before /RESET for quiet reset
Ramp volume from any setting to noiseless soft mute. Mute can also be activated by
2
I C
General-purpose bidirectional I/O 3
General-purpose bidirectional I/O 4
Table 3-2. J1 Pin Description
NET-NAME AT SCHEMATICS
GND
MCLKin
GND
SCLKin
GND
LRCLKin
GND
SDIN1
GND
SDIN2
GND
SDIN3
GND
GND
2
S), clocks etc. See TAS3308 Data Manual
DESCRIPTION
Ground
Master clock input
Ground
2
I S bit clock
Ground
2
I S left-right clock
Ground
2
I S data 1, channel 1 and 2
Ground
2
I S data 2, channel 3 and 4
Ground
2
I S data 3, channel 5 and 6
Ground
Ground
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SLEU093 – March 2008