.BDRO4 JSR BDlab3 ; Fetch the next two music data bytes and set the ; frequency of voice 1 (high byte then low byte) JSR BDlab5 ; Fetch the next two music data bytes and set the ; frequency of voice 2 (high byte then low byte) and the ; vibrato variables for voice 2 JSR BDlab4 ; Set the voice control register for voice 1 to value1 JSR BDlab6 ; Set the voice control register for voice 2 to value2 JMP BDskip1 ; Jump to BDskip1 to process the next nibble of music ; dataName: BDRO4 [Show more] Type: Subroutine Category: Sound Summary: Process music command <#4 fh1 fl1 fh2 fl2> to set the frequencies and voice control registers for voices 1 and 2Context: See this subroutine in context in the source code References: This subroutine is called as follows: * BDJMPTBH calls BDRO4 * BDJMPTBL calls BDRO4
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Subroutine BDlab3 (category: Sound)
Fetch the next two music data bytes and set the frequency of voice 1 (high byte then low byte)
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Subroutine BDlab4 (category: Sound)
Set the voice control register for voice 1 to value1
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Subroutine BDlab5 (category: Sound)
Fetch the next two music data bytes and set the frequency of voice 2 (high byte then low byte) and the vibrato variables
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Subroutine BDlab6 (category: Sound)
Set the voice control register for voice 2 to value2