用Teechart5控件实现的虚拟示波器，上位机部分源代码！接口为USB，具有图像采集，取点，显示周期，峰峰值，打印等简单功能。-a virtual oscilloscope achieved with Teechart prov5 and USB interface,source code of Host part! With image acquisition, check-point, display cycles, peak-peak value, print and other sim

一个电子皮带秤上位机监控程序，包含界面，虚拟仪表，多串口编程，打印控制等等内容，已在工业现场使用多年-A belt scale PC monitoring program, including the interface, virtual instruments, and more serial programming, print control and much more, has been used for many years in the industrial field

蓝牙打印机手机例程，通过手机蓝牙建立虚拟串口控制蓝牙打印机打印操作-Bluetooth printer phone routine, created by mobile phone Bluetooth virtual serial port control Bluetooth printer to print operation