Freescale MC9S12XS128单片机增强型捕捉定时器的三大模块：输入捕捉，输出比较，脉冲累加，以及用输出比较模拟PWM用输入捕捉对脉冲计数4个调通的源代码程序。-Freescale MC9S12XS128 enhanced capture timer MCU three modules: input capture, output compare, pulse accumulation, and comparing the simulated with a PWM output wi