XE3005 ETC, XE3005 Datasheet - Page 28

• Manufacturer Part Number: XE3005
• Description: (XE3005 / XE3006) Low-Power Audio CODEC
• Manufacturer: ETC

7.2 Register Definitions
The complete register setup consists of 24 registers of 8 bits each, as shown in the table below. All registers are
preconfigured with the default values and do not have to be programmed by the user if no changes in the setup
are required.
The registers C, E, I and J can be used to configure the XE3005 and XE3006 differently than the default setup.
The registers L, M, N, O, P are related to the Sandman
28
Register
Register C (7:0)
Register E (7:0)
address 0x02
address 0x04
C
D
G
H
M
N
O
A
B
E
F
K
P
J
L
I
7:0
6:3
1:0
7
2
Address
(hex)
0x0B
0x0C
0x0D
0x0E
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0A
0x0F
ADC input
PREAMP_
VMIC_EN
reserved
reserved
current
current
GAIN
ADC
ADC
Name
Reserved
Reserved
ADC current
Reserved
Analog input
Reserved
Reserved
Reserved
Block on/off and clock division
Audio interface configuration
Reserved
Sandman™ function, off-time byte 1
Sandman™ function, off-time byte 2
Sandman™ function, on-time
Sandman™ function, reference for ADC
Sandman™ function, reference for DAC
Default value:
Default value
0x08/0x0C
0 or 1
0001
0xF0
0xF0
00
0
Description
0xF0 for FSYNC<= 20 kHz,
0xC4 for FSYNC > 20 kHz.
Generation of the microphone supply at pin VREG11:
1: enables VREG11
0: disables VREG11
reserved
Gain of preamplifier:
0: 5x (280 mV pp)
1: 20x (70 mV pp)
The default is depending on the logic value of the pin MOSI during
startup (see section 3.2)
MOSI=0, default will be set to 0
MOSI=1, default will be set to 1
reserved
function available in the XE3006.
Description
Default value (hex)
Data Sheet
XE3005/XE3006
0x08/0x0C
0x00/0x01
0x25/0x24
0x8F
0xF0
0x48
0x00
0x82
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
D0212-116