搜索资源列表
szqdq
- 数字抢答器由主体电路与扩展电路组成。优先编码电路、锁存器、译码电路将参赛队的输入信号在显示器上输出;用控制电路和主持人开关启动报警电路,以上两部分组成主体电路。通过定时电路和译码电路将秒脉冲产生的信号在显示器上输出实现计时功能,构成扩展电路。经过布线、焊接、调试等工作后数字抢答器成形。-Answer the number of circuits is controlled by the main circuit and expansion. Priority encoder circuit, l
8051
- 基于8051单片机的抢答器设计,有四种工作状态的切换,由两个开关控制,兼备记分牌的作用,硬件电路中有一个3线8线优先编码器,节省IO口-Responder 8051-based design, there are four working state switching, the role of the two switches control both the scoreboard, the hardware circuit has a 3-wire 8-wire priority encod