nonBlocking method
Non blocking - mraa_uart_set_non_blocking
Set the blocking state for write operations
Implementation
MraaReturnCode nonBlocking(MraaUartContext dev, bool nonBlock) {
final block = nonBlock ? 1 : 0;
return MraaReturnCode.returnCode(
_impl.mraa_uart_set_non_blocking(dev, block));
}