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 ...

Arduino enthusiasts searching for an alternative to the Arduino Uno with an equivalent and compatible board design may be interested in the Adafruit Metro 328 development board, which offers a ...