this code for motor drive with farward and reverse direction using 89c52 and bt136 triac

单片机的综合应用包括电子琴、温度报警器、流水走马灯，温控电机，射击训练游戏编程等各种应用，很全面共41个综合应用-The comprehensive application of SCM including electronic organ, temperature alarm, water lantern, temperature control motor, various applications of shooting training game programming, very co