Arduino Mega schematic - OpenHacks

GND

L

1K

AREF

98 100 99

+5V

10 31 61 80 11 32 62 81

C1 100n

GND

XTAL2 XTAL1 AREF AVCC AGND

VCC VCC VCC VCC GND GND GND GND

GND JP2 53 51 49 47 45 43 41 39

(SS) (MOSI)

PB0 PB2 PL0 PL2 PL4 PL6 PG0 PG2

1 3 5 7 9 11 13 15

2 4 6 8 10 12 14 16

(SCK) PB1 (MISO) PB3

PL1 PL3 PL5 PL7 PG1 PD7

ADCH

52 50 48 46 44 42 40 38 8 7 6 5 4 3 2 1

PL7 PL6 PL5 PL4 PL3 PL2 PL1 PL0

pwm pwm pwm

82 83 84 85 86 87 88 89

ADC15 ADC14 ADC13 ADC12 ADC11 ADC10 ADC9 ADC8

+5V +3V3 POWER

VIN

GND 3 4

S1

1 2

GND

1 2 3 4 5 6

42 41 40 39 38 37 36 35

TXD3 RXD3 pwm pwm pwm pwm

PH6 PH5 PH4 PH3 TXD2 RXD2

79 69 68 67 66 65 64 63 27 18 17 16 15 14 13 12

PL7 PL6 PL5(OC5C) PL4(OC5B) PL3(OC5A) PL2(T5) PL1(ICP5) PL0(ICP4) PK7(ADC15/PCINT23) PK6(ADC14/PCINT22) PK5(ADC13/PCINT21) PK4(ADC12/PCINT20) PK3(ADC11/PCINT19) PK2(ADC10/PCINT18) PK1(ADC9/PCINT17) PK0(ADC8/PCINT16) PJ7 PJ6(PCINT15) PJ5(PCINT14) PJ4(PCINT13) PJ3(PCINT12) PJ2(XCK3/PCINT11) PJ1(TXD3/PCINT10) PJ0(RXD3/PCINT9) PH7(T4) PH6(OC2B) PH5(OC4C) PH4(OC4B) PH3(OC4A) PH2(XCK2) PH1(TXD2) PH0(RXD2)

(AD7)PA7 (AD6)PA6 (AD5)PA5 (AD4)PA4 (AD3)PA3 (AD2)PA2 (AD1)PA1 (AD0)PA0 (OC0A/OC1C/PCINT7)PB7 (OC1B/PCINT6)PB6 (OC1A/PCINT5)PB5 (OC2A/PCINT4)PB4 (MISO/PCINT3)PB3 (MOSI/PCINT2)PB2 (SCK/PCINT1)PB1 (SS/PCINT0)PB0 (A15)PC7 (A14)PC6 (A13)PC5 (A12)PC4 (A11)PC3 (A10)PC2 (A9)PC1 (A8)PC0 (T0)PD7 (T1)PD6 (XCK1)PD5 (ICP1)PD4 (TXD1/INT3)PD3 (RXD1/INT2)PD2 (SDA/INT1)PD1 (SCL/INT0)PD0 (CLKO/ICP3/INT7)PE7 (T3/INT6)PE6 (OC3C/INT5)PE5 (OC3B/INT4)PE4 (OC3A/AIN1)PE3 (XCK0/AIN0)PE2 (TXD0)PE1 (RXD0/PCIN8)PE0 (ADC7/TDI)PF7 (ADC6/TDO)PF6 (ADC5/TMS)PF5 (ADC4/TCK)PF4 (ADC3)PF3 (ADC2)PF2 (ADC1)PF1 (ADC0)PF0 (OC0B)PG5 (TOSC1)PG4 (TOSC2)PG3 (ALE)PG2 (RD)PG1 (WR)PG0

71 72 73 74 75 76 77 78

PA7 PA6 PA5 PA4 PA3 PA2 PA1 PA0

26 25 24 23 22 21 20 19

PB7 PB6 PB5 PB4

PB3 PB2 PB1 PB0

60 59 58 57 56 55 54 53

PC7 PC6 PC5 PC4 PC3 PC2 PC1 PC0

50 49 48 47 46 45 44 43 9 8 7 6 5 4 3 2

37 35 33 31 29 27 25 23 pwm pwm pwm pwm (MISO) (MOSI) (SCK)

AREF GND

pwm pwm

PH6 PH5

1 3 5 7 9 11 13 15

2 4 6 8 10 12 14 16

PC1 PC3 PC5 PC7 PA6 PA4 PA2 PA0

+5V GND

36 34 32 30 28 26 24 22

PD7

TXD3 RXD3 TXD2 RXD2 TXD1 RXD1

SDA SCL

PE5 PE4 PE3

pwm pwm pwm

PE1 PE0

(TX0) (RX0)

PH4 PH3 PE3 PG5 PE5 PE4 PE1 PE0

pwm pwm pwm pwm pwm pwm pwm pwm

ADC7 ADC6 ADC5 ADC4 ADC3 ADC2 ADC1 ADC0

13 12 11 10 9 8

PG5 pwm PG2 PG1 PG0

ATMEGA1280-16AU

JP4

1

JP5

1

JP6

14 15 16 17 18 19 20 21

8 7 6 5 4 3 2 1

7 6 5 4 3 2 1 0

DTR

RESET

+5V

USBVCC

IC6

100n C14 100n 1 2 3 4

20 4 17

C15 +3V3 DD+

16 15

19 27

100n C16

28

TXD RXD RTS# CTS# DTR# DSR# DCD# RI#

VCC5I VCCIO VCC30 USBDM USBDP

RESET# GPIO2 OSCI AVCC-NC OSCO GPIO1 GPIO0

GND

COMMUNICATION

7 18 21 26 25

GND

R11

PE0

2

RESET-EN

GND1 GND2 VCC3I-NC GND3 GPIO3 TEST SLEEP# AGND

1 5 3 11 2 9 10 6

M8RXD M8TXD CTS

1 X3

DSR 2 DCD 3 4 RI

+5V

13 24

RX

23 22 8

R7 TX

R9

1k 1k

14 12

FT232RL

M8RXD

GND

1K

PWML

R12

PE1

M8TXD

1K VIN +5V

R10 10k

ADCL

CMP

3

R6 10k

C13 100n

7

LM358D

GATE_CMD

GND

+5V USBVCC T1 NDT2955

T2 FDN340P

IC7B

6

2

LM358D C17 100n

GND

5

IC7A 1

+3V3

RESET

3/26/09 11:14 AM f=0.70 /Users/mellis/Documents/Physical Computing/eagle/mega_v2/Arduino_MEGA_02.sch (Sheet: 1/1)

JP3

1

1

X4

8 7 6 5 4 3 2 1

8 7 6 5 4 3 2 1

1

GND

8 7 6 5 4 3 2 1

PWMH

90 91 92 93 94 95 96 97 1 29 28 70 52 51

PC0 PC2 PC4 PC6 PA7 PA5 PA3 PA1

10k

(MOSI)

C12

34

RESET

USB

C3 C9 100n

22p

C2

C10 100n

30 33

Q2 16MHz

P$2 P$1

100n

PB2

JP1

P$2 P$1

AREF C4

22p

RESET

GND

SCL SDA

2 4 6

ICSP IC2

GND

R2

GND

500mA

GND

F1

GND

GND

1 3 5

8

GND GND

10k R3

R5 R1

+5V ICSP PB3 PB1 RESET

(MISO) (SCK)

100n

100n

1K

C7 100u

GND

ADJ

C11 100n_NM

4

C5

2

PWR

GND

VO

VI

RESET

R8

1

C6 100u

+

PWRIN

3

+5V

CE

+5V

+

2 2

1 1

D1

+5V

MC33269ST-5.0T3

GND IC4 MC33269D-5.0

VIN

3

3

+5V

Arduino MEGA

4 2

IN OUT

10K

IC5

1

3

+5V