基于ARM上的QT视频监控程序，可以实时监控录像，实现了截图，自动截图，选择截图存储路径等功能。-Based on ARM QT video surveillance program, real-time video surveillance, to achieve a screenshot, screenshot, select the the screenshots storage path.

自动导引小车，包括PWM驱动，红外避障传感器驱动，测速传感器驱动。以及应用程序。 QT客户端，实现对小车的实时监控。-Automatic guided vehicles, including PWM driver, infrared obstacle avoidance sensor-driven, speed sensor driven. And applications. QT client to achieve real-time monitoring of the car.