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ATtiny45
8-Bit AVR Microcontroller
Datasheet (PDF)
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ATtiny45DIP-81PB5 (~RESET/ADC0/dW)2PB3 (ADC3/XTAL1/CLKI)3PB4 (ADC2/XTAL2/CLKO)4GND8VCC7PB2 (SCK/USCK/SCL/ADC1/T0/INT0)6PB1 (MISO/DO/AIN1/OC0B/OC1A)5PB0 (MOSI/DI/SDA/AIN0/OC0A)
vcc
gnd
in
out
io
#LabelType
1PB5 (~RESET/ADC0/dW)io
2PB3 (ADC3/XTAL1/CLKI)io
3PB4 (ADC2/XTAL2/CLKO)io
4GNDgnd
5PB0 (MOSI/DI/SDA/AIN0/OC0A)io
6PB1 (MISO/DO/AIN1/OC0B/OC1A)io
7PB2 (SCK/USCK/SCL/ADC1/T0/INT0)io
8VCCvcc