LV25400W_10 Datasheet, PDF (26/42 Pages) Sanyo Semicon Device – For Automotive Applications DSP Tuner Front End

LV25400W
Serial Data I/O Procedures
The LV25400W uses the SANYO audio IC serial bus format. Data is input and output using a CCB (Computer Control
Bus). The LV25400W adopts an 8-bit address version of the CCB format.
Address
I/O mode
B0 B1 B2 B3 A0 A1 A2 A3
Contents
[1]
IN1
IN1B
0
0
0
1
0
1
0
0 • Control data input mode. PLL setup
0
1
0
1
0
1
0
0 ^{• 32 bits of data are input}
• IN1B is the 2-tuner mode address (when pin 42 is tied to ground)
[2]
IN2
IN2B
[3]
IN3
IN3B
1
0
0
1
0
1
0
0 • Control data input mode. PLL setup
1
1
0
1
0
1
0
0 ^{• 32 bits of data are input}
• IN2B is the 2-tuner mode address (when pin 42 is tied to ground)
1
0
0
1
0
1
1
0 • The tuner block is set up in control data input (serial data input) mode.
0
0
0
1
0
1
1
0 ^{• 32 bits of data are input - There is a sub-address}
• IN3B is the 2-tuner mode address (when pin 42 is tied to ground)
I/O mode determined
CE
CL
DI
B0 B1 B2 B3 A0 A1 A2 A3
First Data IN1/2
No.A0633-26/42