<?xml version="1.0" encoding="utf-8" ?>
<ProjectTemplate Name="Operating System" Packer="83PlusOS" Language="z80" Type="8xp" Category="TI-83/84+ (SE) Assembly" Description ="A 3rd party Operating System">
  <SupportedModels>
    <SupportedModel>TI83P</SupportedModel>
    <SupportedModel>TI83PSE</SupportedModel>
    <SupportedModel>TI84P</SupportedModel>
    <SupportedModel>TI84PSE</SupportedModel>
    <SelectedModel>TI83P</SelectedModel>
  </SupportedModels>
  <Dependencies></Dependencies>
  <Files>
    <File Name="{Name}.asm" Open="true" Focus="true">
      <Content>
        <![CDATA[   page 00
    jr Boot
    db 0,0,0,0,0,0
    db 0, 0, 0 ; rst 08h
    db 0,0,0,0,0
    db 0, 0, 0   ; rst 10h
    db 0,0,0,0,0
    db 0,0,0   ; rst 18h
    db 0,0,0,0,0
    db 0, 0, 0 ; rst 20h
    db 0,0,0,0,0
    db 0,0   ; rst 28h
    db 0,0,0,0,0
    db 0,0   ; rst 30h
    db 0,0,0,0,0,0,0
    db 0, 0, 0 ; rst 38h
    db 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
    db 0,0,0,0,0,0,0,0,0
    jp Boot
    dw 0A5FFh
Boot:   ; 0058h


SysInterrupt:
    ex af, af'
    exx
ResumeInterrupt:
    in a, (04h)
    bit 0, a
    jp nz, HandleON
    bit 1, a
    jp nz, HandleTimer1
    bit 2, a
    jp nz, HandleTimer2
    bit 4, a
    jp nz, HandleLink
    jp InterruptDone
HandleON:
    in a, (03h)
    res 0, a
    out (03h), a
    set 0, a
    out (03h), a
    ; ON interrupt...
    jp InterruptDone

HandleTimer1:
    in a, (03h)
    res 1, a
    out (03h), a
    set 1, a
    out (03h), a
    ; Timer 1 Interrupt...
    jr InterruptDone

HandleTimer2:
    in a, (03h)
    res 2, a
    out (03h), a
    set 2, a
    out (03h), a
    ; Timer 2 Interrupt
    jp InterruptDone

HandleLink:
    in a, (03h)
    res 4, a
    out (03h), a
    set 4, a
    out (03h), a
    ; Link interrupt...

InterruptDone:
    exx
    ex af, af'
    ei
    ret]]>
      </Content>
    </File>
  </Files>
</ProjectTemplate>