用89c52和L298N电机驱动模块、LCD1602做的电机调速-89c52 and L298N motor drive modules, LCD1602 do motor speed

基于89C52单片机的键盘控制步进电机,可以实现步进电机正转反转，加速。需要自配变压器及细分驱动器。-Based on the 89C52 microcontroller keyboard to control the stepper motor, stepper motors reverse, speed up. Need to be self-made transformer and subdivision driver.

PWM 步进电机、舵机的完全驱动 c语言设计 步进电机和舵机的控制-Stepping motor and servo control