uda1325 NXP Semiconductors, uda1325 Datasheet - Page 15

• Manufacturer Part Number: uda1325
• Description: Universal Serial Bus Usb Codec
• Manufacturer: NXP Semiconductors

dbook, full pagewidth
dbook, full pagewidth
Philips Semiconductors
Table 7 ADAC audio feature registers
The sequence for controlling the ADAC audio feature registers via the L3-bus is given in the figure below.
Data transfer type ‘control registers’
When the data transfer type ‘control registers’ is selected 2 general control registers can be selected depending on bit 7
of the data byte (see Table 7).
The sequence for controlling the ADAC control registers via the L3-bus is given in the figure below.
1999 May 10
Universal Serial Bus (USB) CODEC
BIT7
0
0
1
1
BIT6
0
1
0
1
(L3_MODE = HIGH)
(L3_MODE = LOW)
(L3_MODE = HIGH)
(L3_MODE = LOW)
L3_DATA
L3_DATA
L3_CLK
L3_DATA
L3_DATA
L3_CLK
BIT5
VR5
VL5
X
X
DATA_TRANSFER_TYPE
DATA_TRANSFER_TYPE
BIT4
VR4
VL4
BB4
TR4
bit 0
bit 0
bit 0
bit 0
X
0
X
0
X
1
X
0
BIT3
VR3
VL3
BB3
TR3
DATA OF THE CONTROL REGISTER
LEFT VOLUME; TREBLE
RIGHT VOLUME; BASS
X
1
X
1
BIT2
VR2
VL2
BB2
TR2
15
X
0
0
X
DEVICE ADDRESS = $5
DEVICE ADDRESS = $5
BIT1
VR1
BB1
TR1
VL1
X
1
1
X
BIT0
VR0
BB0
TR0
VL0
0
X
0
X
volume right
volume left
bass
treble
0
X
X
0
REGISTER
ADDRESS
REGISTER
ADDRESS
bit 7
bit 7
bit 7
bit 7
MGS269
MGS270
0
X
X
0
Preliminary specification
REGISTER
UDA1325