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MS6260(REV3) 데이터 시트보기 (PDF) - MOSA ELECTRONICS

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MS6260 Datasheet PDF : 14 Pages
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MOSA
MS6260
Gain And Attenuation Volume Controller IC
Example
Mute off
The initial condition is –79dB and mute on when power on. The first command must disable the mute function.
MSB
LSB
Data byte
Start 1 0 0 0 1 0 0 0 ACK 0 1 1 1 1 0 0 0 ACK Stop
MS6260 address
2-ch, Mute off
Set gain of 2 channel at 0dB
Start MS6260 Address ACK 1 1 1 0 0 0 0 0 ACK 1 1 0 1 0 0 0 0 ACK
2-ch, -10dB/step, 0dB
2-ch, -1dB/step, 0dB
1 1 0 0 0 0 0 0 ACK Stop
2-ch, +1dB/step, 0dB
Set gain of 2 channel at 6dB
The value of attenuation must be set zero when the volume from attenuation to gain.
Start MS6260 Address ACK 1 1 1 0 0 0 0 0 ACK 1 1 0 1 0 0 0 0 ACK
2-ch, -10dB/step, 0dB
2-ch, -1dB/step, 0dB
1 1 0 0 0 1 1 0 ACK Stop
2-ch, +1dB/step, 6dB
Set gain of 2 channel at -3dB
The value of gain must be set zero when the volume from gain to attenuation.
Start MS6260 Address ACK 1 1 0 0 0 0 0 0 ACK 1 1 1 0 0 0 0 0 ACK
2-ch, +1dB/step, 0dB
2-ch, -10dB/step, 0dB
1 1 0 1 0 0 1 1 ACK Stop
2-ch, -1dB/step, -3dB
Set attenuation of left channel at –33dB
Start MS6260 Address ACK 1 0 1 1 0 0 1 1 ACK 1 0 1 0 0 0 1 1 ACK Stop
L-ch, -10dB/step, -30dB
L-ch, -1dB/step, -3dB
REV 3
9
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