h6. [[OS SWI Calls]] h6(. » [[OS_Byte]] h6((. » OS_Byte 204 h2. OS_Byte 204 h5. (SWI &06) |_<^{width:4em}. Entry | | |<^. R0|<^. 204 (&CC) | |<^. R1|<^. EOR value | |<^. R2|<^. AND value | |_<^{width:4em}. Exit|_<^. | |<^. R0|<^. Preserved | |<^. R1|<^. Flag before being overwritten | |<^. R2|<^. Corrupted | h4. Use The purpose of this call is to enable or disable serial input buffering. h4. Notes 0 will enable buffering of received data. Any other value will prevent buffering, but errors will still generate [[Event 7|events]] if enabled with [[OS_Byte 14]]. h4. See also * [[OS_Byte]] * [[OS_Byte 14]] * [[Event 7|RS423 Error Event]]