当[tex=2.714x1.0]VQ5yBYI2QnPQ2g6Inbg2Ig==[/tex]串行口按工作方式 1 进行串行数据通信时。假定波特率为[tex=3.357x1.286]eYD/P1sban7VkmvNcrSxpQ==[/tex],以中断方式传送数据。请编写全双工通信程序。
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举一反三
- 以[tex=2.714x1.0]VQ5yBYI2QnPQ2g6Inbg2Ig==[/tex]串行口按工作方式 3 进行串行数据通信。假定波特率为[tex=3.429x1.357]TDyy08cJriLIABV7dn2x5A==[/tex],第 9 数据位作奇偶校验位,以中断方式传送数据。请编写通信程序。
- 串行口按工作方式3进行串行数据通信。假定波特率为1200b/s,第9数据位作奇偶校验位,以中断方式传送数据。请编写通信程序
- 使用 AT89C51 的串行口按工作方式 1 进行串行数据通信,假定波特率为 2400b/s ,以查询方式传送数据,请编写发送程序。
- 8051以方式2进行串行通信,假定波特率为1200bps,第9位作奇偶校验位,以中断方式发送。请编写程序。
- 串行通信工作方式1和方式2的波特率都是可变的。
内容
- 0
【填空题】利用串行口工作方式1进行异步串行通信,当接口每秒最多传送1000个字符,其波特率为
- 1
串行通信工作在全双工方式,在进行数据传送时需要( )根信号线。
- 2
串行通信工作方式3,为_______位数据通信方式,且波特率可变
- 3
MCS-51串行接口实现多机通信,固定波特率时,串行接口工作方式应选择方式() A: 0 B: 1 C: 2 D: 3
- 4
串行数据通信按数据传送方式可分为____和异步通信两种形式