diff options
Diffstat (limited to 'doc/bsp_howto/console.t')
| -rw-r--r-- | doc/bsp_howto/console.t | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/doc/bsp_howto/console.t b/doc/bsp_howto/console.t index 0b94cede70..5c48e5399b 100644 --- a/doc/bsp_howto/console.t +++ b/doc/bsp_howto/console.t @@ -31,7 +31,7 @@ line, tabulations, etc.) recognition and processing, @end itemize -We may think that one need two serial drivers to deal with those two types +One may think that two serial drivers are needed to handle these two types of data, but Termios permits having only one driver. @section Termios @@ -90,7 +90,7 @@ Asynchronous Receiver-Transmitter, i.e. the serial chip): In polled mode, the processor blocks on sending/receiving characters. This mode is not the most efficient way to utilize the UART. But polled mode is usually necessary when one wants to print an -error message in the event of a fatal error such as al fatal error +error message in the event of a fatal error such as a fatal error in the BSP. This is also the simplest mode to program. Polled mode is generally preferred if the serial port is to be used primarily as a debug console. In a simple polled driver, @@ -124,7 +124,7 @@ before the first interrupt will occur. The following Figure shows how a Termios driven serial driver works: @example -This figure needs to be inserted in this document. +Figure not included in this draft @end example The following list describes the basic flow. |