wm9714l Wolfson Microelectronics plc, wm9714l Datasheet - Page 107

• Manufacturer Part Number: wm9714l
• Description: Ac?97 Audio Codec
• Manufacturer: Wolfson Microelectronics plc

64h
74h
Pre-Production
Register 64h controls the input signal of the auxiliary DAC.
Registers 74h controls the measurements for the AUXADC.
w
REGISTER
REGISTER
ADDRESS
ADDRESS
15
14:12
11:0
9
8
7
6
5
4
BIT
BIT
XSLE
AUXDACSL
T
AUXDACVA
L
POLL
CTC
ADCSEL_A
UX4
ADCSEL_A
UX3
ADCSEL_A
UX2
ADCSEL_A
UX1
LABEL
LABEL
0
000 (Slot 5)
000000000
0
0
0
0
0
0
DEFAULT
DEFAULT
AUXDAC Input Select Control
0 = From AUXDACVAL[11:0] (for DC signals)
1 = From AC-Link (for AC signals)
AUXDAC Input Control (XSLE=1)
000 = Slot 5, bits 8-19
001 = Slot 6, bits 8-19
010 = Slot 7, bits 8-19
011 = Slot 8, bits 8-19
100 = Slot 9, bits 8-19
101 = Slot 10, bits 8-19
110 = Slot 11, bits 8-19
111 = Reserved
AUXDAC Input Control (XSLE=0)
000h = Minimum
FFFh = Full scale
Poll Measurement Control
Writing “1” initiates a measurement (when CTC is
not set)
AUXADC Measurement Mode
0 = Polling mode
1 = Continuous mode (for DMA)
AUX4 Measurement Enable Control
0 = Disable AUX4 measurement (pin 12)
1 = Enable AUX4 measurement (pin 12)
AUX3 Measurement Enable Control
0 = Disable AUX3 measurement (SPKVDD/3)
1 = Enable AUX3 measurement (SPKVDD/3)
AUX2 Measurement Enable Control
0 = Disable AUX2 measurement (pin 30)
1 = Enable AUX2 measurement (pin 30)
AUX1 Measurement Enable Control
0 = Disable AUX1 measurement (pin 29)
1 = Enable AUX1 measurement (pin 29)
DESCRIPTION
DESCRIPTION
PP, Rev 3.2, October 2008
WM9714L
Auxiliary DAC
AUXADC
REFER TO
REFER TO
107