Schematic

ATMEGA328P-AU-TQFP32
RED-0805
RED-0805
RED-0805
1k
1k
1k
10k
100n
GND
GND
5V
GND
5V
GND
5V
GND
5V
2N7002
GND
5V
100n
GND
100n
GND
1nf
3.3V
SMD1206R500SF
CP2102-GMR
5V
GND
3.3V
GND
GND
GND
22pF
22pF
PB5(SCK)
17
PB7(XTAL2/TOSC2)
8
PB6(XTAL1/TOSC1)
7
GND
3
GND
21
VCC
4
VCC
6
GND
5
AREF
20
AVCC
18
PB4(MISO)
16
PB3(MOSI/OC2)
15
PB2(SS/OC1B)
14
PB1(OC1A)
13
PB0(ICP)
12
PD7(AIN1)
11
PD6(AIN0)
10
PD5(T1)
9
PD4(XCK/T0)
2
PD3(INT1)
1
PD2(INT0)
32
PD1(TXD)
31
PD0(RXD)
30
ADC7
22
ADC6
19
PC5(ADC5/SCL)
28
PC4(ADC4/SDA)
27
PC3(ADC3)
26
PC2(ADC2)
25
PC1(ADC1)
24
PC0(ADC0)
23
PC6(/RESET)
29
IC2
J2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
D1
D3
D4
R1
R3
R2
R4
C3
Q2
C2
C1
C6
F1
DCD
1
RI
2
GND
3
D+
4
D-
5
VDD
6
REGIN
7
VBUS
8
RST
9
NC
10
SUSPEND
11
SUSPEND
12
NC
13
NC
14
NC
15
NC
16
NC
17
NC/VPP
18
NC
19
NC
20
NC
21
NC
22
CTS
23
RTS
24
RXD
25
TXD
26
DSR
27
DTR
28
GND
29
IC1
JP1
1 2 3 4 5 6 7 8
Q1
C4
C5
J3
MOLEX_MICRO_USB_B_047346
+5V
D-
D+
ID
GND
JP2
1 2 3
RESET
A7
A7
A6
A6
A5
A5
A4
A4
A3
A3
A2
A2
A1
A1
A0
A0
D6
D6
D5
D5
D4
D4
D3
D3
D2
D2
D1
D1
D1
D0
D0
D0
D7
D7
D13
D13 D12
D12
D11
D11
D10
D10
D9
D9
D8
D8
AREF
Date: 10/04/2017 10:49 Sheet: 1/1
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Document Number:
mm_duino_1_0e