h6. [[OS SWI Calls]] h6(. » [[OS_Byte]] h6((. » OS_Byte 120 h2. OS_Byte 120 h5. (SWI &06) |_<^{width:3em}. Entry | | |<^. R0|<^. 120 (&78) | |<^. R1|<^. 0 | |<^. R2|<^. 0 | |_<^{width:3em}. Exit|_<^. | |<^. R0|<^. Preserved | |<^. R1|<^. Corrupted | |<^. R2|<^. Corrupted | h4. Use The purpose of this call is to temporarily lock keyboard auto-repeat. h4. Notes This call is kept for compatibility with the BBC/Master 128. It locks the auto-repeat mechanism for the duration of a key being down (to prevent multiple input). h4. See also * [[OS_Byte]]