add baud rate
write string using NSData
remove unsupported baudrate
bug fix
send multibyte over uart
bug fix
fix method name
bug fix
debug log enabled
multi node feature
Merge branch 'multibyte_uart' into multi_node
add pragma
use first byte as data length.
Merge branch 'multibyte_uart' into multi_node
add new method
bug fix
bug fix
bug fix
bug fix
bug fix