MCS-96单片机中断控制下的多道I_O程序。该程序完成4路采样，并在HSO线上给出相应PWM输出，P2.5上给出另一个PWM输出。-MCS-96 microcontroller suspended under the control of multi-channel I_O procedures. The procedures are completed 4 Sample Road and the HSO line is the corresponding PWM output dry wei