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AVR
PIC
TTL-74
CMOS-40
OPAMP
BJT
-
circuits
ATmega88 - AVR microcontroller
pinout
1
PC6
28
PC5
2
PD0
27
PC4
3
PD1
26
PC3
4
PD2
25
PC2
5
PD3
24
PC1
6
PD4
23
PC0
7
Vcc
22
GND
8
GND
21
AREF
9
PB6
20
AVcc
10
PB7
19
PB5
11
PD5
18
PB4
12
PD6
17
PB3
13
PD7
16
PB2
14
PB0
15
PB1
ATmega88
www.nanobob.com
symbol
14
PB0
23
PC0
15
PB1
24
PC1
16
PB2
25
PC2
17
PB3
26
PC3
18
PB4
27
PC4
19
PB5
28
PC5
9
PB6
1
PC6
10
PB7
21
AREF
2
PD0
3
PD1
4
PD2
5
PD3
6
PD4
11
PD5
12
PD6
13
PD7
pin types
0
digital input
0
digital output
0
digital input-output (bidir)
0
analog (input or output)
0
positive power
0
ground
0
negative power