目录1 绪 论........................................................................................31。1 讨论背景及意义.................................31.2 脉搏测量仪的讨论现状............................31.3 讨论的主要内容..................................42 脉搏测量仪的设计方案............................................................53 硬件电路设计与实现................................................................73.1 主控制模块......................................73.2 信号采集与处理模块设计..........................83.2.1 ST188 红外光电传感器...................................................83.2.2 双运算放大器 LM358P.....................................................83。2。3 信号采集电路..............................................................93.2。4 信号处理电路..............................................................103。3 显示模块......................................103.4 键盘电路模块...................................113.5 时钟电路.......................................113.6 复位电路.......................................123。7 报警电路......................................123。8 电源模块......................................134 系统软件部分设计..................................................................144。1 主程序设计.....................................144。2 中断程序......................................154。3 显示模块......................................175 脉搏仪测试与结果分析..........................................................205.1 程序调试.......................................205。2 脉搏测量仪原理图调试..........................205.3 脉搏测量仪在 PROTEUS 的仿真.......................205。4 PCB 排版布线及硬件焊接.........................215.5 测试数据与结果分析.............................236 总结与分析.............................................................................24参考文献....................................................................................251 绪...
