Sound: BDRO12

       Name: BDRO12                                                  [Show more]
       Type: Subroutine
   Category: Sound
    Summary: Process music command <#12 n> to set value4 = n, which sets the
             rest length for commands #8 and #15
    Context: See this subroutine in context in the source code
 References: This subroutine is called as follows:
             * BDJMPTBH calls BDRO12
             * BDJMPTBL calls BDRO12


.BDRO12

 JSR BDlab19            ; Increment the music data pointer in BDdataptr1(1 0)
                        ; and fetch the next music data byte into A

 STA value4             ; Set value4 to the value of the byte we just fetched,
                        ; which sets the rest length used in commands #8 and #15

 JMP BDskip1            ; Jump to BDskip1 to process the next nibble of music
                        ; data