string "Ser 4 CD bit (empty = not used)"
depends on ETRAX_SERIAL_PORT4
-config ETRAX_RS485
- bool "RS-485 support"
- depends on ETRAXFS_SERIAL
- help
- Enables support for RS-485 serial communication. For a primer on
- RS-485, see <http://www.hw.cz/english/docs/rs485/rs485.html>.
-
-config ETRAX_RS485_DISABLE_RECEIVER
- bool "Disable serial receiver"
- depends on ETRAX_RS485
- help
- It is necessary to disable the serial receiver to avoid serial
- loopback. Not all products are able to do this in software only.
-
config ETRAX_SYNCHRONOUS_SERIAL
bool "Synchronous serial-port support"
depends on ETRAX_ARCH_V32