That page says that the 6548 doesn't support any DFCs. The next step
up would be the 6748 which supports jumbo frames (not really needed)
and only comes with 1.3MB of buffer per port (as compared to 8MB on the
6548).
If there is a lot of traffic between the devices that will be connected
to the same 6x48 line card, then the DFC will be able to serve its
purpose ...
Re: Highly responsive serial port ... My problem consists of reading from a serial COM port as fluent as possible. ... If my reader only reads the input buffer after 50ms I'm too late to reply but I don't know it. ... Would a driver(in kernel mode) have enough priority to process such requests in time? ... a general rule of thumb in thread synchronization is to stay away from depending on "sleep" and loop designs in a vain attempt to synchronize I/O. ... (microsoft.public.win32.programmer.kernel)
Serial Communication in C# Express ... ago and I really appreciated Nicholas Paldino's help, ... > I can only achieve to transmit '34', ... After the usual port initialization,... // Obtain the number of bytes waiting in the port's buffer... (microsoft.public.dotnet.languages.csharp)
Re: Serial Communications - Lost Event ... "Completion of write" is a moment when all data from the app buffer is ... The driver can keep the data in its internal buffer ... > serial port monitoring and test applications. ... > of a serial port means when all of the data has been transfered. ... (microsoft.public.win32.programmer.kernel)
[PATCH] cpm_uart: Fix dpram allocation and non-console uarts ... Makes non-console UART work on both 8xx and 82xx ... static unsigned int cpm_uart_tx_empty(struct uart_port *port) ... /* Write back buffer pointer */ ... * Allocate DP-Ram and memory buffers. ... (Linux-Kernel)
Re: Serial COM port communication problems ...serial port.... The receiving buffer is read by setting the mask to rx flag being the ...sub-packages arrive in succession and some sub-packages are lost. ... But this should not cause a loss of data, assuming you are reading the actual number of characters retured by WaitCommEvent. ... (microsoft.public.win32.programmer.kernel)
