ATtiny40 - AVR microcontroller

pinout

1 PB0 20 PB2 2 PA7 19 PB3 3 PA6 4 PA5 17 PC0 5 PA4 16 PC1 6 PA3 15 PC2 7 PA2 14 PC3 8 PA1 13 PC4 9 PA0 12 PC5 10 GND 11 VCC ATtiny40 www.nanobob.com

symbol

9 PA0 17 PC0 8 PA1 16 PC1 7 PA2 15 PC2 6 PA3 14 PC3 5 PA4 13 PC4 4 PA5 12 PC5 3 PA6 2 PA7 1 PB0 21 PB1 20 PB2 19 PB3

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