pushbu tto n GND 33n 47n 10u 3 3 0 u 100n 1 0 k 1 0

4
3
2
1
distortion loop
8
LM386
3
5
CL5
AGND
RL1
+
CR2
7
47n
4
VOL_R
330u
switch
1
2
33n
10
D11 +
CR_IN
2u2
1
potentiometer
RIGHT 5
BASS_R
CR3
CR1
100n
SV1
5
4
3
2
1
+
1
2
CR4
+5V
D0_D7
6
bypass loop
DIN6
D4 = DATA_I
D2 = CLK_I
2
AGND
6
RX
TX
AGND
2
GND 3
+5V 4
D2 5
8
7
6
5
4
3
2
1
bass-boost loop
distortion loop
100n
DIST_R
AGND
MINI-DIN6PTH_GND
D4 1
RL2
10k
switch
1
2
+
CL4
CL1
A0_A5
D7
D6
D5
D4
D3
D2
1
2
3
47n
AGND
+5V
GND
D10
AUDIO OUT
330u
3
2
1
+
CR5
PD10
6
5
4
3
2
1
A0
A1
A2
A3
A4
A5
CL2
4
VOL_L
D8_D13
5
7
RR1
PA5
CL_IN
LM386
3
10
+5V
GND
A5
+5V
GND
D9
4
3
2
1
AGND
3
2
1
3
2
1
PD9
SCK
D12
D11
D10
D9
D8
+
bass-boost loop
+5V
GND
A4
+5V
GND
D8
D3
CL3
8
AGND
3
2
1
PA4
3
2
1
8
7
6
5
4
3
2
1
1
potentiometer
5
LEFT
1
2
+5V
GND
A3
GND
AREF
GND
PD8
3
2
1
GND
33n
RR2
PA3
+5V
GND
D7
6
bypass loop
3
2
1
+5V
GND
A2
2
10u
BASS_L
AGND
PD7
3
2
1
PWR_CONN
2u2
PA2
S1
+5V
+5V
GND
D6
DIST_L
1
2
3
4
5
6
AGND
3
2
1
PD6
2
1
PA1
RESET
+3V3
+5V
AGND
AGND
VIN
AGND
+5V
GND
A1
+5V
GND
D5
220
PWR
LED 5mm
3
2
1
3
2
1
4
3
+5V
GND
A0
R_PWR +5V
RESET
PD5
3
2
1
pushbutton
PA0
X1
soundjack