智能小车中用于避障，行进过程中，测定障碍物距离能精确到毫米左右。并将测量值实时送到LCD显示-Smart car for obstacle avoidance in the process of moving, Determination of obstacle distance accurate to the millimeter. And the measured values ​ ​ in real-time to the LCD display

基于ARM Cortex-M4F(TM4C123)单片机 【功能】在液晶屏上显示一个鼠标指针的图形，按键1-4分别代表 ?按下相应按键，鼠标指针移动一格。例如： ?按下按键K1，指针左移1格，按住不放连续移动 ?上、下、左、右移动到边缘时停止移动(Based on ARM Cortex-M4F (TM4C123) MCU [function] on the LCD screen to display a mouse pointer graphics, key 1-4 represents