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1．按实验图接线路，利用8255输出脉冲序列，开关K0~K6控制步进电机转速，K7控制步进电机转向，实验盒上步进电机插头接实验台上J4，8255CS接288H~28FH,PA0~PA3接BA~BD PC0~PC7接K0~K7.
-1. Access lines by the experimental plan, the use of 8255 output pulse sequence, switches K0 ~ K6 stepper motor speed control, K7 steering stepper motor control, stepper motor test box then plug the experimental stage J4, 8255CS access 288H ~ 28FH, PA0 ~ PA3 then BA ~ BD PC0 ~ PC7 then K0 ~ K7.
-1. Access lines by the experimental plan, the use of 8255 output pulse sequence, switches K0 ~ K6 stepper motor speed control, K7 steering stepper motor control, stepper motor test box then plug the experimental stage J4, 8255CS access 288H ~ 28FH, PA0 ~ PA3 then BA ~ BD PC0 ~ PC7 then K0 ~ K7.
相关搜索： 8255 步进 电机
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