UPC1853 NEC, UPC1853 Datasheet - Page 31

• Manufacturer Part Number: UPC1853
• Description: MATRIX SURROUND IC WITH I2C BUS
• Manufacturer: NEC

(11) Units of phase shifters
indirect sound signal (surround signal).
(12) Surround ON/OFF
By the data of subaddress 08H, bit D5, the number of phase shifter’s units (1 or 4 units) can be selected for the
By the data of subaddress 08H, bit D7, ON/OFF of surround (indirect sound signal) mode can be selected.
Surround OFF:
Surround ON :
Subaddress
Subaddress
Subaddress
08H
08H
08H
Surround
ON/OFF
Surround
ON/OFF
Surround
ON/OFF
Original signal is taken out directly (OFF mode).
The signal passed through the phase shifter (indirect sound) is added to the original signal
(Movie, Music and Simulated mode).
D7
D7
D7
Automatic
increment
Automatic
increment
Automatic
increment
0
1
Surround ON/OFF
Fig. 4-10 Monaural/Stereo Selection
D6
D6
D6
Fig. 4-11 Units of Phase Shifters
Surround: OFF
Surround: ON
Fig. 4-12 Surround ON/OFF
Units of
phase
shifters
Units of
phase
shifters
Units of
phase
shifters
D5
D5
D5
Monaural/
stereo
selection
Monaural/
stereo
selection
Monaural/
stereo
selection
D4
D4
D4
0
1
Monaural/stereo selection
D3
D3
0
1
D3
Units of phase shifers
Stereo mode
Simulated mode
Phase shifter: 4 units
Phase shifter: 1 unit
Effect control
Effect control
Effect control
D2
D2
D2
D1
D1
D1
D0
D0
D0
PC1853
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