【摘要】 介绍了AVR单片机中ATmega系列的特点.采用该系列中的ATmega8芯片作为CPU,通过控制D/A芯片MAX5253设计了函数信号发生器的方案.该信号发生器可实现多路任意波形的输出,可以作为需要多路不同波形信号输入的设备(如心电监护仪)的信号源.更多还原

【Abstract】 The Atmega serial of AVR is introduced, and the scheme for using ATmega 8 chip as CPU to control MAX5253 is employed to design a function signals generator,which can generate the output of multi-channel random waveforms, and can be used as a signal source of the device such as cardio monitor that needs input of various multi-channel waveforms.更多还原