bh3856fs ROHM Co. Ltd., bh3856fs Datasheet - Page 10

• Manufacturer Part Number: bh3856fs
• Description: 2-wire Serial Sound Control Ic
• Manufacturer: ROHM Co. Ltd.

Audio ICs
(5) Specification of select address and data
(6) Surround data
(7) Matrix surround
Input
Input
Matrix surround OFF
Matrix surround ON
0 Volume ch1 (L)
1 Volume ch2 (R)
2 Bass
3 Treble
4 Surround
∗
(Fig. A)
∗
The auto increment function cycles the select address in the manner shown in Figure A.
The cycle commences from the initially specified select address.
Function
Function
L →
R →
↑
0 → 1 → 2
4 ← ← ← 3
+
+
MSB
0
0
0
0
0
+
↓
0
0
0
0
0
MSB
0
0
0
0
0
+
Select address
D7
+
0
0
+
+
0
0
0
0
0
D6
0
0
0
0
0
0
0
0
0
0
0
1
D5
0
0
0
0
1
1
0
Output
Output
(2L−R)
(2R−L)
D4
0
0
LSB
0
1
0
1
0
Data
MSB
VR7
VL7
D7
D3
0
0
0
0
0
VR6
VL6
D6
D2
0
0
0
0
0
VR5
BA5
TR5
VL5
D5
D1
0
0
0
BH3856S / BH3856FS
VR4
BA4
TR4
VL4
D4
D0
0
0
1
Data
LSB
VL3
VR3
BA3
TR3
D3
0
VL2
VR2
BA2
TR2
D2
0
VL1
VR1
BA1
TR1
D1
0
VL0
VR0
BA0
TR0
SR0
D0
LSB