change asound.state for 4mic array, lower down PGA to reduce static noise

This commit is contained in:
KillingJacky 2018-09-29 14:49:19 +08:00
parent deeddaabb4
commit dfc7b404a5

View file

@ -69,7 +69,7 @@ state.seeed4micvoicec {
control.1 { control.1 {
iface MIXER iface MIXER
name 'CH1 digital volume' name 'CH1 digital volume'
value 172 value 222
comment { comment {
access 'read write' access 'read write'
type INTEGER type INTEGER
@ -77,13 +77,13 @@ state.seeed4micvoicec {
range '0 - 255' range '0 - 255'
dbmin -11925 dbmin -11925
dbmax 7200 dbmax 7200
dbvalue.0 975 dbvalue.0 4725
} }
} }
control.2 { control.2 {
iface MIXER iface MIXER
name 'CH2 digital volume' name 'CH2 digital volume'
value 172 value 222
comment { comment {
access 'read write' access 'read write'
type INTEGER type INTEGER
@ -91,13 +91,13 @@ state.seeed4micvoicec {
range '0 - 255' range '0 - 255'
dbmin -11925 dbmin -11925
dbmax 7200 dbmax 7200
dbvalue.0 975 dbvalue.0 4725
} }
} }
control.3 { control.3 {
iface MIXER iface MIXER
name 'CH3 digital volume' name 'CH3 digital volume'
value 172 value 222
comment { comment {
access 'read write' access 'read write'
type INTEGER type INTEGER
@ -105,13 +105,13 @@ state.seeed4micvoicec {
range '0 - 255' range '0 - 255'
dbmin -11925 dbmin -11925
dbmax 7200 dbmax 7200
dbvalue.0 975 dbvalue.0 4725
} }
} }
control.4 { control.4 {
iface MIXER iface MIXER
name 'CH4 digital volume' name 'CH4 digital volume'
value 172 value 222
comment { comment {
access 'read write' access 'read write'
type INTEGER type INTEGER
@ -119,13 +119,13 @@ state.seeed4micvoicec {
range '0 - 255' range '0 - 255'
dbmin -11925 dbmin -11925
dbmax 7200 dbmax 7200
dbvalue.0 975 dbvalue.0 4725
} }
} }
control.5 { control.5 {
iface MIXER iface MIXER
name 'ADC1 PGA gain' name 'ADC1 PGA gain'
value 31 value 0
comment { comment {
access 'read write' access 'read write'
type INTEGER type INTEGER
@ -133,13 +133,13 @@ state.seeed4micvoicec {
range '0 - 31' range '0 - 31'
dbmin 0 dbmin 0
dbmax 3100 dbmax 3100
dbvalue.0 3100 dbvalue.0 0
} }
} }
control.6 { control.6 {
iface MIXER iface MIXER
name 'ADC2 PGA gain' name 'ADC2 PGA gain'
value 31 value 0
comment { comment {
access 'read write' access 'read write'
type INTEGER type INTEGER
@ -147,13 +147,13 @@ state.seeed4micvoicec {
range '0 - 31' range '0 - 31'
dbmin 0 dbmin 0
dbmax 3100 dbmax 3100
dbvalue.0 3100 dbvalue.0 0
} }
} }
control.7 { control.7 {
iface MIXER iface MIXER
name 'ADC3 PGA gain' name 'ADC3 PGA gain'
value 31 value 0
comment { comment {
access 'read write' access 'read write'
type INTEGER type INTEGER
@ -161,13 +161,13 @@ state.seeed4micvoicec {
range '0 - 31' range '0 - 31'
dbmin 0 dbmin 0
dbmax 3100 dbmax 3100
dbvalue.0 3100 dbvalue.0 0
} }
} }
control.8 { control.8 {
iface MIXER iface MIXER
name 'ADC4 PGA gain' name 'ADC4 PGA gain'
value 31 value 0
comment { comment {
access 'read write' access 'read write'
type INTEGER type INTEGER
@ -175,7 +175,7 @@ state.seeed4micvoicec {
range '0 - 31' range '0 - 31'
dbmin 0 dbmin 0
dbmax 3100 dbmax 3100
dbvalue.0 3100 dbvalue.0 0
} }
} }
} }