Above you can see [Hans’] creation next to the official Arduino USB-to-serial programmer. He used the same connection scheme, but went with an edge connector for the USB instead of using a mini ...

While the Arduino family of boards connect to your computer using a USB virtual serial port, the ATmega ones have an actual serial connection on-board.

STEP 4 Set the board type and the serial port in the Arduino Programmer. STEP 5 Test the microcontroller by using one of the preloaded programs, called sketches, in the Arduino Programmer.

Arduino simplifies things by only using just one coding language. Here's what you need to get started with developing software for the tiny device.

Serial Port Monitor from Eltima The Serial Port Monitor software tool from Eltima Software is, in fact, a professional port sniffer and analyzer system utility good for RS232/RS422/RS485 port ...