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