h6. [[OS SWI Calls]] h6(. » [[OS_Byte]] h6((. » OS_Byte 189 h2. OS_Byte 189 h5. (SWI &06) |_<^{width:4em}. Entry | | |<^. R0|<^. 189 (&BD) | |_<^{width:4em}. Exit|_<^. | |<^. R0|<^. Preserved | |<^. R1|<^. Number of channels to be sampled (0 - 4) | h4. Use The purpose of this call is to read the number of channels to be sampled. h4. Notes The number of channels to be stored using [[OS_Byte 16]]. (On the I/O Podule this call does the same.) h4. See also * [[OS_Byte]] * [[OS_Byte 16]]