wm8594seft-v Wolfson Microelectronics plc, wm8594seft-v Datasheet - Page 63

• Manufacturer Part Number: wm8594seft-v
• Description: 24-bit 192khz 2vrms Multi-channel Codec
• Manufacturer: Wolfson Microelectronics plc

Production Data
R25 (19h) – PGA Control Register 1 (PGA_CTRL1)
Figure 44 R25 – PGA Control Register 1
R26 (1Ah) – PGA Control Register 2 (PGA_CTRL2)
Figure 45 R26 – PGA Control Register 2
w
Default
Default
Default
Default
Write
Write
Write
Write
Read
Read
Read
Read
Bit #
Bit #
Bit #
Bit #
ATTACK_BYPASS
DECAY_BYPASS
PGA1R_MUTE
PGA2R_MUTE
PGA3R_MUTE
PGA1L_MUTE
PGA2L_MUTE
PGA3L_MUTE
PGA1R_ZC
PGA2R_ZC
PGA3R_ZC
PGA1L_ZC
PGA2L_ZC
PGA3L_ZC
MUTE_ALL
Function
Function
PGA3R_ZC
N/A
N/A
N/A
15
15
0
7
0
7
0
0
0
0
0
PGA3L_ZC
PGA Gain Decay Mode
0 = PGA gain will ramp down
1 = PGA gain will step down
PGA Gain Attack Mode
0 = PGA gain will ramp up
1 = PGA gain will step up
PGA Gain Zero Cross Enable
0 = PGA gain updates occur immediately
1 = PGA gain updates occur on zero cross
Zero cross must be disabled to use gain ramp
Master PGA Mute Control
0 = Unmute all PGAs
1 = Mute all PGAs
Individual PGA Mute Control
0 = Unmute PGA
1 = Mute PGA
PGA3R_
MUTE
N/A
N/A
14
14
0
0
6
0
0
0
6
1
PGA2R_ZC
PGA3L_
MUTE
N/A
N/A
13
13
0
0
5
0
0
0
5
1
PGA2L_ZC
PGA2R_
MUTE
N/A
N/A
12
12
0
0
4
0
0
0
4
1
Description
Description
PGA1R_ZC
PGA2L_
MUTE
N/A
N/A
11
11
0
3
0
3
0
0
0
1
N/A = Not Applicable (no function implemented)
N/A = Not Applicable (no function implemented)
PGA1L_ZC
PGA1R_
MUTE
N/A
N/A
10
10
0
0
2
0
0
0
2
1
ATTACK_
BYPASS
PGA1L_
MUTE
N/A
N/A
9
0
0
1
0
9
0
0
1
1
PD Rev 4.1 July 2008
MUTE_ALL
WM8594
DECAY_
BYPASS
N/A
N/A
8
0
0
0
0
8
0
0
0
0
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