5 Fabian Althaus RaspIO Duino Feb 15 2015 http://rasp.io/ Raspberry Raspberry Pi RPi Shield RaspIo Duino Shield (Raspberry Pi) Atmega RaspIo Duino There's so much you can do with the ATMEGA 328 microcontroller - it complements the Pi perfectly and for many applications it doesn't even need to be connected to the Pi, once it's programmed. So I've designed the RasPiO Duino, which... power - 3.3V

SDA1 I2C

SCL1 I2C

GPIO4

Ground

GPIO17

GPIO27

GPIO22

power - 3.3V

SPI0_MOSI - GPIO10

SPI0_MISO - GPIO9

SPI0_SCLK - GPIO11

Ground

SPI0_CE1_N - GPIO7

SPI0_CE0_N - GPIO8

GPIO25

Ground

GPIO24

GPIO23

Ground

PCM_CLK - GPIO18

UART0_RXD - GPIO15

UART0_TXD - GPIO14

Ground

power - 5V

power - 5V

pd_0 pin1

pd_0 pin2

pd_0 pin3

pd_1 pin1

pin 2

pin 3

pd_2 pin1

pd_2 pin2

pd_2 pin3

pd_3 pwm pin1

pd_3 pwm pin2

pd_3 pwm pin3

pd_4 D4 pin1

pd_4 D4 pin2

pd_4 D4 pin3

pd_5 D5 pwm pin1

pd_5 D5 pwm pin2

pd_5 D5 pwm pin3

pd_6 D6 pwm pin1

pd_6 D6 pwm pin2

pd_6 D6 pwm pin3

pd_7 D7 pin1

pd_7 D7 pin2

pd_7 D7 pin3

pb0/D8 pin1

pb0/D8 pin2

pb0/D8 pin3

pb1/D9 pwm pin1

pb1/D9 pwm pin2

pb1/D9 pwm pin3

pb2/D10 pwm pin1

pb2/D10 pwm pin2

pb2/D10 pwm pin3

pb3/D11 pwm pin1

pb3/D11 pwm pin2

pb3/D11 pwm pin3

pb4/D12 pin1

pb4/D12 pin2

pb4/D12 pin3

pb5/D13 pin1

pb5/D13 pin2

pb5/D13 pin3

pc0/A0 pin1

pc0/A0 pin2

pc0/A0 pin3

pc1/A1 pin1

pc1/A1 pin2

pc1/A1 pin3

pc2/A2 pin1

pc2/A2 pin2

pc2/A2 pin3

pc3/A3 pin1

pc3/A3 pin2

pc3/A3 pin3

pc4/A4 pin1

pc4/A4 pin2

pc4/A4 pin3

pc5/A5 pin1

pc5/A5 pin2

pc5/A5 pin3

pin 1

pin 2

pin 3

pin 4

pin 5

pin 6

pin 7

pin 8

pin 9

pin 10

pin 11

pin 12

pin 13

pin 14

pin 15

pin 16

pin 17

pin 18

pin 19

pin 20

pin 21

pin 22

pin 23

pin 24

pin 25

pin 26

pin 27

pin 28

pin 29

pin 30

pin 31

pin 32

pin 33

pin 34

pin 35

pin 36

pin 37

pin 38

pin 39

pin 40

pin 41

pin 42

pin 43

pin 44

pin 45

pin 46

pin 47

pin 48

pin 49

pin 50

pin 51

pin 52

pin 53

pin 54

pin 55

pin 56

pin 57

pin 58

pin 59

pin 60

pin 61

pin 62

pin 63

pin 64

pin 65

pin 66

pin 67

pin 68

pin 69

pin 70

pin 71

pin 72

pin 73

pin 74

pin 75

pin 76

pin 77

pin 78

pin 79

pin 80

pin 81

pin 82

pin 83

pin 84

pin 85

pin 86

pin 87

pin 88

pin 89

pin 90

jumper: tx(pi) to rx(atmega)

rx(atmega) jumper

tx(atmega) jumper

jumper: rx(pi) to tx(atmega)

sclk jumper

sclk jumper

miso jumper

miso jumper

mosi jumper

mosi jumper

3v3 Arduino/Pi jumper

3v3 Arduino/Pi jumper

GPIO_SDA

GPIO_SCL

GPIO_4

GPIO_17

GPIO_18

GPIO_21/27

GPIO_22

GPIO_23

GPIO_24

GPIO_25

GPIO_MOSI

GPIO_MISO

GPIO_SCLK

CE0

CE1