Design of Embedded Human Heartbeat Detection System Based on Infrared Method
Presents a heartbeat detection system implementation scheme,using infrared method of heart rate sensor detection pulse jump,and calculates the human heart rate,draws the heart rate curve in LCD screen.Major work including infrared sensor design method of heart and signal circuit design,calculation of heart rate,heart rate curve and keyboard system design,adopts chip ds18b20 and real-time clock time,ds1302 chip temperature detection.