5/09/2014

Arduino Mega 2560 pin map


ATmega2560-Arduino Pin Mapping

Below is the pin mapping for the Atmega2560. The chip used in Arduino 2560. There are pin mappings to Atmega8 and Atmega 168/328 as well.

Arduino Mega 2560 PIN diagram


The source SVG file is also available for download: PinMapping2560.zip

Arduino Mega 2560 PIN mapping table

Pin NumberPin NameMapped Pin Name
1PG5 ( OC0B )Digital pin 4 (PWM)
2PE0 ( RXD0/PCINT8 )Digital pin 0 (RX0)
3PE1 ( TXD0 )Digital pin 1 (TX0)
4PE2 ( XCK0/AIN0 ) 
5PE3 ( OC3A/AIN1 )Digital pin 5 (PWM)
6PE4 ( OC3B/INT4 )Digital pin 2 (PWM)
7PE5 ( OC3C/INT5 )Digital pin 3 (PWM)
8PE6 ( T3/INT6 ) 
9PE7 ( CLKO/ICP3/INT7 ) 
10VCCVCC
11GNDGND
12PH0 ( RXD2 )Digital pin 17 (RX2)
13PH1 ( TXD2 )Digital pin 16 (TX2)
14PH2 ( XCK2 ) 
15PH3 ( OC4A )Digital pin 6 (PWM)
16PH4 ( OC4B )Digital pin 7 (PWM)
17PH5 ( OC4C )Digital pin 8 (PWM)
18PH6 ( OC2B )Digital pin 9 (PWM)
19PB0 ( SS/PCINT0 )Digital pin 53 (SS)
20PB1 ( SCK/PCINT1 )Digital pin 52 (SCK)
21PB2 ( MOSI/PCINT2 )Digital pin 51 (MOSI)
22PB3 ( MISO/PCINT3 )Digital pin 50 (MISO)
23PB4 ( OC2A/PCINT4 )Digital pin 10 (PWM)
24PB5 ( OC1A/PCINT5 )Digital pin 11 (PWM)
25PB6 ( OC1B/PCINT6 )Digital pin 12 (PWM)
26PB7 ( OC0A/OC1C/PCINT7 )Digital pin 13 (PWM)
27PH7 ( T4 ) 
28PG3 ( TOSC2 ) 
29PG4 ( TOSC1 ) 
30RESETRESET
31VCCVCC
32GNDGND
33XTAL2XTAL2
34XTAL1XTAL1
35PL0 ( ICP4 )Digital pin 49
36PL1 ( ICP5 )Digital pin 48
37PL2 ( T5 )Digital pin 47
38PL3 ( OC5A )Digital pin 46 (PWM)
39PL4 ( OC5B )Digital pin 45 (PWM)
40PL5 ( OC5C )Digital pin 44 (PWM)
41PL6Digital pin 43
42PL7Digital pin 42
43PD0 ( SCL/INT0 )Digital pin 21 (SCL)
44PD1 ( SDA/INT1 )Digital pin 20 (SDA)
45PD2 ( RXDI/INT2 )Digital pin 19 (RX1)
46PD3 ( TXD1/INT3 )Digital pin 18 (TX1)
47PD4 ( ICP1 ) 
48PD5 ( XCK1 ) 
49PD6 ( T1 ) 
50PD7 ( T0 )Digital pin 38
51PG0 ( WR )Digital pin 41
52PG1 ( RD )Digital pin 40
53PC0 ( A8 )Digital pin 37
54PC1 ( A9 )Digital pin 36
55PC2 ( A10 )Digital pin 35
56PC3 ( A11 )Digital pin 34
57PC4 ( A12 )Digital pin 33
58PC5 ( A13 )Digital pin 32
59PC6 ( A14 )Digital pin 31
60PC7 ( A15 )Digital pin 30
61VCCVCC
62GNDGND
63PJ0 ( RXD3/PCINT9 )Digital pin 15 (RX3)
64PJ1 ( TXD3/PCINT10 )Digital pin 14 (TX3)
65PJ2 ( XCK3/PCINT11 ) 
66PJ3 ( PCINT12 ) 
67PJ4 ( PCINT13 ) 
68PJ5 ( PCINT14 ) 
69PJ6 ( PCINT 15 ) 
70PG2 ( ALE )Digital pin 39
71PA7 ( AD7 )Digital pin 29
72PA6 ( AD6 )Digital pin 28
73PA5 ( AD5 )Digital pin 27
74PA4 ( AD4 )Digital pin 26
75PA3 ( AD3 )Digital pin 25
76PA2 ( AD2 )Digital pin 24
77PA1 ( AD1 )Digital pin 23
78PA0 ( AD0 )Digital pin 22
79PJ7 
80VCCVCC
81GNDGND
82PK7 ( ADC15/PCINT23 )Analog pin 15
83PK6 ( ADC14/PCINT22 )Analog pin 14
84PK5 ( ADC13/PCINT21 )Analog pin 13
85PK4 ( ADC12/PCINT20 )Analog pin 12
86PK3 ( ADC11/PCINT19 )Analog pin 11
87PK2 ( ADC10/PCINT18 )Analog pin 10
88PK1 ( ADC9/PCINT17 )Analog pin 9
89PK0 ( ADC8/PCINT16 )Analog pin 8
90PF7 ( ADC7 )Analog pin 7
91PF6 ( ADC6 )Analog pin 6
92PF5 ( ADC5/TMS )Analog pin 5
93PF4 ( ADC4/TMK )Analog pin 4
94PF3 ( ADC3 )Analog pin 3
95PF2 ( ADC2 )Analog pin 2
96PF1 ( ADC1 )Analog pin 1
97PF0 ( ADC0 )Analog pin 0
98AREFAnalog Reference
99GNDGND
100

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