TDA7348 STMicroelectronics, TDA7348 Datasheet - Page 12

• Manufacturer Part Number: TDA7348
• Description: Audio DSPs REORD 511-TDA7348D
• Manufacturer: STMicroelectronics

Specifications of TDA7348

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Software specification
4
4.1
4.2
12/20
S
MSB
1
0 0 0 1 0 0 R/W ACK
Chip address
Software specification
Interface protocol
The interface protocol comprises:
●
●
●
●
●
ACK = Acknowledge
S = Start
P = Stop
I = Auto Increment
X = Not used
Max clock speed 500kbits/s
Auto increment
If bit I in the subaddress byte is set to "1", the auto-increment of the subaddress is enabled
Table 5.
MSB
X
A start condition (s)
A chip address byte, (the LSB bit determines read/write transmission)
A subaddress byte.
A sequence of data (N-bytes + acknowledge)
A stop condition (P)
X
Subaddress (receive mode)
LSB
X
MSB
X
I
X X I A3 A2 A1 A0 ACK
Subaddress
A3
0
0
0
0
0
0
0
0
1
A2
0
0
0
0
1
1
1
1
0
LSB
A1
0
0
1
1
0
0
1
1
0
MSB
LSB
A0
0
1
0
1
0
1
0
1
0
Data 1 to data n
Input selector
Loudness
Volume
Bass, Treble
Speaker attenuator LF
Speaker attenuator LR
Speaker attenuator RF
Speaker attenuator RR
Mute
DATA
Function
LSB
TDA7348
ACK P