实现ARM 芯片的一对PWM 输出用于控制直流电机的转动，通过A/D 旋钮控 制其正反转及转速。编程实现ARM 的四路I/O 通道实现环形脉冲分配用于控制步进电机的转动，通过 A/D 旋钮转角控制步进电机的转角。-ARM chip to achieve a PWM control for the DC motor rotation, the A / D control knob and the speed of its reversion. Programming ARM 4P I /

2410开发板上电机转动控制的源代码，使用ARM2410自带的六路PWM-2410 development board motor rotation control of the source code, the use of the ARM2410, bringing their six PWM

具有按键、LED显示、ADC等功能，采用PWM控制步进电机(With buttons, LED display, ADC and other functions, the use of PWM stepper motor contro)