h6. [[BufferManager]] h6(. » [[BufferManager SWI Calls|SWI Calls]] h6((. » [[Buffer_InternalInfo]] h6(((. » [[Buffer Service Codes|Service Codes]] h6((((. » Buffer Service Code 0 |_<^{width:3em}. Entry | | |<^. R0 |<^. 0 (Reason code) | |<^. R1 |<^. Internal buffer ID | |<^. R2 |<^. Byte to insert | |<^. R12 |<^. Value returned by [[Buffer_InternalInfo]] | |_<^{width:3em}. Exit || |<. - |<^. - | h4. Use This call inserts a byte into a buffer. The C flag is set if insertion failed.