Just follow the schematic diagram shown below to complete your own Arduino circuit board! About the ATmega 328 chip It is a good idea to use a socket for the chip. If the chip is pre-programmed, you ...

Next is the complete schematic diagram of a little Arduino board for your everyday projects. Use the Atmega328P chip, with Arduino bootloader loaded by you, as the brain of this economical circuit.

Enter Ototo—a pocket-sized circuit board in the mold of the Arduino and MaKey MaKey that was was designed to be a "musical invention kit" and helps kids build bespoke electronic instruments ...

This goes through an OR gate and an inverter to drive pin 13 of my Arduino (the LED built into the board). The net effect is the LED will blink unless you turn the virtual switch on the MyOpenLab ...