This is the latest (main) BeagleBoard documentation. If you are looking for stable releases, use the drop-down menu on the bottom-left and select the desired version.

Function rc_uart_bytes_available

Function Documentation

int rc_uart_bytes_available(int bus)

Fetches the number of bytes ready to be read from a bus.

Parameters

bus[in] The bus

Returns

Returns number of bytes ready to be read or -1 on error.