X射线机控制源代码主要对高频微焦点牙科X线机的高频逆变技术、高频变压以及灯丝电路控制原理进行了编写研究。通过程序代码对于管电压以及管电流的控制，采用脉冲宽度调节方式（PWM）实现输出电压和功率的调节。X射线机控制程序通过硬件电路的AD采样经直流逆变、高频变压器、倍压整流形成数字电路经计算机编译得到单片机能够识别的二进制代码来控制机器，其成像极为清晰并且球管发射出的软射线得到了很好的抑制，降低了漏射线量，提高了成像效率，使常规X射线机的结构形状多样化，具有体积小、重量轻、低辐射（其辐射量、漏射线量仅为国家规定的百分之一），便于放置等特点。X射线机控制程序主要适用口腔门诊治疗前的检查，治疗过程中的效果对比，及治疗后的效果确定，对种植牙、根管治疗或微创手术患者带来极大的方便，是口腔门诊中不可或缺的软硬件设备。-X-ray machine control source code control principle of high-frequency inverter technology for high-frequency micro-focus dental X-ray machine, high frequency transformer, and filament circuit of the preparation of the study. By the program code for the tube voltage and tube current control, pulse width modulation (PWM) and to achieve the adjustment of the output voltage and power. AD sampling of the X-ray machine control program through the hardware circuit DC inverter, high frequency transformers, voltage doubler rectifier digital circuit is formed by the computer compiles the microcontroller can identify binary code to control the machine, its very clear imaging and bulb emits soft rays inhibition, reducing the amount of radiation leakage and improved imaging efficiency, diversification of structure and shape of the conventional X-ray machine, a small size, light weight, low-emissivity (radiation, radiation leakage was only one percent of the state regulations), easy to place charact