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1
7
8
6
/RST
4
PLL
SCLK
31
Power
SYNC
30
Down
SDIN
29
Control
SDOUT
32
Register
29
/CS
FM
30
FIFO
A0
x1
/WR
28
CPU I/F
/RD
31
20 ~ 27
D0~D7
ADPCM
Seq
FIFO
IFSEL
5
ADPCM
Waveform
FIFO
/IRQ
3
EXT1
2
LED control
19
EXT2
TIMER
11
Timing Generator
HP
Vol R
FM
Rch
Vol
Synthesizer
Number of
16-bit
voices: 16
Lch
DAC
(Fs = 49.7 kHz)
Vol
VREF
Vol
ADPCM
&
Playback
LPF
(Fs = 4 or 8 kHz)
Vibrator control
VREF
9
10
HP
Vol L
Select
Mono
EQ
12
EQ1
Vol
13
EQ2
+ -
14
EQ3
SP
Vol
SPOUT1
17
18
SPOUT2
16 15
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