Once the firmware is flashed to the chip he didn’t need it any longer. So he tried his hand with some really small SMD parts by building this USB to serial Arduino programmer. The chip he went ...

[Ihsan Kehribar] wrote a quick post to show how it’s done. You’ll find an FTDI chip on Arduino boards that have a USB connector. It’s used to handle the USB communications on one side ...

Aside from the USB port, you can power your Arduino ... choice for projects using such hardware. Most Arduino boards have an ADC chip with a 10-bit resolution that can output values from 0 to ...