UART Receive FIFO and Receive Timeout
为何UART要有FIFO？函数 现代的CPU运转速度愈来愈快，UART的波特率一般达不到10M，在没有FIFO的状况下，每次填充数据给UART 或者 从UART取数据都会占用CPU的时间，这是极大的浪费。于是UART在硬件上设置了FIFO用做数据发送和接受的缓冲区。每次CPU要填充数据，把数据填充到UART的TX FIFO里面去了，每次CPU要取数据，从UART的RX FIFO把数据取出来。总之，
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相关文章
- 1. Matlab Uart receive data and print in the frame of axes
- 2. EtherCAT Receive
- 3. (pre-receive hook declined)
- 4. Receive port always be disabled.
- 5. [Erlang 0100] make_ref 与 Selective Receive
- 6. prequeue receive queue backlog queue
- 7. git post-receive失效
- 8. gitlab . pre-receive hook declined
- 9. Erlang中带超时的receive
- 10. [iOS ]POST git-receive-pack (chunked)