Arduino base power supply extendet. High volt metr, high current metr, 5 Volt metr, 5V amper metr, DS18B20 temperature, PWM fan control.

用上位机控制电源，进行实时控制，如设置电流电压，读取电流电压等。-Using PC to control the power, real-time control, such as the setting of current and voltage, the read current voltage.

一个简单的U盘过滤驱动程序，使U盘变成一个只读存储器。针对本机当前用户对U盘进行读写控制。可以令U盘处于只读状态。监控用户对文件系统的操作。-A simple U disk filter driver U disk into a read-only memory. U disk read and write control for the current user of the machine. U disk is read-only status. Monitoring of user ope

上位机通过串口控制激光器的实际电流,使得激光电流可调可控-PC serial port control the actual current through the laser, so that the laser current adjustable control