边界扫描软件，可根据BSDL以及连形状检测板上电路连接，可在指定引脚上输出方波。-Boundary Scan software, and even under the BSDL shape detection circuit boards, at the designated pin on the output pulse.

用C语言生成的一个低频信号发生器，可调频率，可扫描键盘，选择波形-Using C language generated a low frequency signal generator, adjustable frequency, scan the keyboard, select the waveform