DIY示波器资料，主控ATMEGA128,ATMEGA16 内含原程序，主控电路图，信号处理电路图，电源电路图，电平转换电路图，按键显示电路图，-DIY oscilloscope data, master ATMEGA128, ATMEGA16 containing the original program, the master circuit, signal processing circuit, power supply circuit, level conversion circuit