智能脉搏测试仪设计：基于单片机的精确测量系统

r as the core, uses a photoelectric sensor to collect signals, and amplifies and shapes the signals through hardware circuits, realizing the single-chip microcomputer's pulse accumulation counting. The system can display the number of pulses during operation, and when the system stops running, it can display the total number of pulses. Through testing, the system works properly and can accurately meet the design requirements. This pulse measuring instrument based on a single-chip microcontroller provides a convenient and accurate solution for pulse measurement in daily life. By utilizing the AT89C51 microcontroller and a photoelectric sensor, the system is able to accurately count and display pulse rates. The hardware circuits ensure proper signal processing, leading to reliable and precise measurements. In conclusion, this design of the pulse measuring instrument demonstrates the effectiveness of using a single-chip microcontroller for pulse counting. The system's capability to accurately count and display pulse rates showcases its potential for practical applications in various settings. With further development and optimization, this design can contribute to the advancement of pulse measurement technology and benefit individuals in monitoring their health.