BU26156RFS Datasheet, PDF (58/95 Pages) Rohm – Monoraul MIC Input with ALC

BU26156RFS
Datasheet
Record Path select Register
MAPCON
INDEX
b07
b06
b05
b04
b03
b02
b01
b00
R
W
(Initial)
0x0
0x5e 0x5f
-
-
-
-
-
MONOREC I2SR
I2SL
-
-
-
-
-
0
0
0
This register is to control recording path.
In case of changing this register setting, you must stop this LSI by RECPLAY bit in Record/Playback Running Control
A setup of I2SL=1 and I2SR=1 is prohibition.
Register.
I2SL
This bit is to select the path to Left channel of SAI transmit data.
I2SL
Description
0
SAI left channel data is from left channel analog microphone input.
1
SAI left channel data is from right channel analog microphone input.
I2SR
This bit is to select the path to Right channel of SAI transmit data.
I2SR
Description
0
SAI right channel data is from right channel analog microphone input.
1
SAI right channel data is from left channel analog microphone input.
I2SL
From left channel
microphone input
ADC
Lch
1
0
To SAI left channel
0
From right channel
microphone input
ADC
Rch
1
To SAI right channel
I2SR
Figure 37
MONOREC
This bit chooses whether ADC output data connects in stereo, or it changes and connects in monaural.
MONOREC
Description
ADC output data connects in stereo
0
Lch Output is Lch-ADC data
Rch Output is Rch-ADC data
ADC output data changes and connects in monaural.
1
Lch Output is ( Lch-ADC data + Rch-ADC data ) / 2
Rch Output is ( Lch-ADC data + Rch-ADC data ) / 2
www.rohm.co.jp
© 2014 ROHM Co., Ltd. All rights reserved.
TSZ22111・15・001
58/92
TSZ02201-0V1V0E502570-1-2
Jul.1.2014 Rev.001