BU94501AMUV Datasheet, PDF (43/73 Pages) Rohm – AAC/WMA/MP3 +SD Memory Card + iPod

BU9450xAxxx series
Datasheet
PLAY Setting
SET_DOUT
SET_EQ
SET_VOL
SET_NEXT
SET_REPRAND
4 0x61 0x10 0x00 N ・This command sets audio output.
・Select N at the 4^th byte from the following. Any other settings will not accept
the command.
N=0x00: Outputs via audio line.
N=0x01: Outputs using the digital audio interface (SPDIF).
N=0x02: Outputs in I²S(32fs) format.
N=0x03: Outputs in I²S(48fs) format.
N=0x04: Outputs in I²S(64fs) format.
N=0x05: Outputs in EIAJ(32fs) format.
N=0x06: Outputs in EIAJ (48fs) format.
N=0x07: Outputs in EIAJ (64fs) format.
・By default, N=0x00: "audio line output" is set.
4 0x61 0x10 0x01 N ・This command sets the equalizer.
・Set N at the 4^th byte from the following. Any other settings will not accept the
command.
N=0x00: EQ OFF
N=0x01: POPS
N=0x02: JAZZ
N=0x03: ROCK
N=0x04: CLASSIC
N=0x05: R&B
N=0x07: EQ OFF
N=0x08: BASS BOOST1
N=0x09: POPS + BASS BOOST1
N=0x0A: JAZZ + BASS BOOST1
N=0x0B: ROCK + BASS BOOST1
N=0x0C: CLASSIC + BASS BOOST1
N=0x0D: R&B + BASS BOOST1
N=0x0F: BASS BOOST2
・By default, N=0x00: EQ OFF is set.
4 0x61 0x10 0x02 N ・This command sets the sound volume with the value of N at the 4^th byte in 32
steps from 0x00 to 0x1F.
・Setting range outside 0x00 to 0x1F will not accept the command.
・By default, N=0x06 is set.
4 0x61 0x10 0x03 N ・This command sets next tune play mode.
・Select N at the 4^th byte from the following. Any settings other than N=0x04
will not accept the command.
N=0x00: PLAY_NEXT:
After the tune being played is completed, the LSI automatically searches
the next tune and starts playing it.
N=0x01: PLAY_ALL_STOP:
After the last tune within the memory being played is completed, the LSI
reaches the next tune and stops.
When the play command is issued again, the LSI starts playing the next
tune.
N=0x02: PLAY_FOL_STOP:
After the last tune within the folder being played is completed, the LSI
searches the next tune and stops.
When the play command is issued again, the LSI starts playing the next
tune.
N=0x03: PLAY_TUN_STOP:
After the tune being played is completed, the LSI searches the next tune
and stops.
When the play command is issued again, the LSI starts playing the next
tune.
・By default, N=0x00 is set.
・If the repeat mode is set to “repeat within folder”, operation setting N=0x01 will
become disabled. The LSI searches the next tune and then starts playing it.
・If the repeat mode is set to “repeat one tune”, operation settings N=0x01 and
0x02 will become disabled. The LSI searches the next tune and then starts
playing it.
・If the repeat mode is set to “random within memory” or “random within folder”,
the operation settings N=0x01 and 0x02 will become disabled. The LSI
searches the next tune and then starts playing it.
4 0x61 0x10 0x04 N ・This command sets repeat mode.
・Select N at the 4^th byte from the following. Any other settings will not accept
the command.
N=0x00: REPEAT_ALL: Repeats within the memory
Repeats all the tunes within the memory being played.
N=0x01: REPEAT_FOL: Repeats within the folder
Repeats the tunes within the folder being played.
N=0x02: REPEAT_TUN: Repeats one tune
Repeats the tune being played.
A setup of the repeat in the memory is followed when FF and FB command.
N=0x03: REPEAT_TUN: Repeats one tune
Repeats the tune being played.
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TSZ22111・15・001
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TSZ02201-0V2V0E600070-1-2
2012.12.10 Rev.003