upd178016 Renesas Electronics Corporation., upd178016 Datasheet - Page 72

• Manufacturer Part Number: upd178016
• Description: 8-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

9. ELECTRONIC VOLUME CONTROLS
9.1
of electronic volume control ICs, the TDA7313 and TEA6320. Initial setting diode VOLSEL is set depending on which
electronic volume control IC is being used.
9.2
listed below.
72
The PD178016GC-051 uses an electronic volume control IC for audio control and selection. It supports two types
The following electronic volume controls are supported:
See the description of the VOL UP and VOL DOWN keys for an explanation of how each adjustment is made.
When power is first applied to the PD178016GC-051, the initial values of the electronic volume controls are as
Electronic Volume Controls
Initial Values of Electronic Volume Controls
Volume
Bass
Treble
Balance
Fader
Loudness
Volume
Bass
Treble
Balance
Fader
Loudness
Function
Function
0 to 63 steps
-7 to +7 steps
-7 to +7 steps
L7 to R7 steps
R7 to F7 steps
On/off
38 steps
0 step
0 step
0 step (CNT)
0 step (CNT)
Off
TDA7313
TDA7313
Electronic volume control IC
Initial value
0 to 40 steps
-4 to +4 steps
-4 to +4 steps
L7 to R7 steps
R7 to F7 steps
On/off
22 steps
TEA6320
TEA6320
PD178016GC-051