介绍了一种基于MAX038的宽频程控波形发生器。它可以产生三角波、方波和正弦波．输出频率范围为1．6 kHz～40MHz。与其他类型的波形发生器相比，该系统具有程控调节输

出频率的突出优点：以单片机和集成波形发生芯片MAX038为核心构成硬件电路能自动地反馈控制输出频率：采用上位机(Pc机)的软件设置波形发生器的各种参数并实时显示输出频率值。该波形发生器已经成功地应用于超声波发射换能器中。-Introduced a program based on the MAX038 waveform generator broadband. It can generate triangular wave, square wave and sine wave. Output frequency range of 1.6 kHz ~ 40MHz. And other types of waveform generator, compared with a program-controlled adjustment of the system output frequency outstanding advantages: a single-chip and integrated MAX038 chip waveform occurs at the core constitutes a hardware feedback circuit to automatically control the output frequency: The host computer (Pc Machine ) Waveform Generator software settings of various parameters and the value of real-time display output frequency. The waveform generator has been successfully applied to ultrasonic transducer in the launch.