Pro Micro ATMEGA32U4-AU 3,3/5V 16/8 MHz R3 Leonardo Entwicklungsboard für Arduino
ab 17,12 €
It has 20 digital input/output pins (7 of them can be used as PWM outputs and 12 are used as analog inputs), a 16 MHz crystal oscillator, a USB connection, a power jack, an ICSP plug and a reset Button.
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