Arduino Uno R3 Atmega328p Pin Diagram. The arduino uno r3 pin diagram is shown below. Along with atmega328p it consists other components such as crystal oscillator serial communication voltage regulator etc.
In the arduino uno pins 3 5 6 9 10 11 have pwm capability. The arduino uno is an open source microcontroller board based on the microchip atmega328p microcontroller and developed by arduino cc. Pins 0 13 of the arduino uno serve as digital input output pins.
But the recommended current is 20 ma.
Information about the atmega328p pin mapping. Atmega328p is a 28 pin chip as shown in pin diagram above. Atmega328p is an 8 bit microcontroller based on avr risc architecture. In the arduino uno pins 3 5 6 9 10 11 have pwm capability.
