Hi, everyone I'm tyring to implement blocking UART. I just do "open("/dev/ttyS1", O_RDWR); But the read function does not blocked when there is no input data. It acts like asynchronous UART. How can I implement blocking UART with AT91SAM9260? Thanks in advance Best Regards, J.Hwan.Kim -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ