当用isp给arduno下载程序之后，板子上的bootloader将会丢失，所以要重新烧录bootloader，既然要烧录bootloader，那么什么是bootloader呢？正如你所想，bootloader当然是一个程序，既然要烧录到单片机中去，应该是一个.HEX之类的文件。 但是，bootloader文件从哪来呢？在Arduino ...

There are many reasons to build your own Arduino circuit on a protoboard or a custom-designed printed circuit board. At the heart of the Arduino platform is an AVR microcontroller, in usual way you ...

Since you lacked the USB interface in your own Arduino board, it becomes necessary to use a homemade/ready-made USB to Serial Converter Module as an efficient and economical solution. Inexpensive and ...