private static ushort ics2115_0_word_r(int offset)
{
switch (offset)
{
case 0:
return(ICS2115.ics2115_r(0));
case 1:
return(ICS2115.ics2115_r(1));
case 2:
return((ushort)((ICS2115.ics2115_r(3) << 8) | ICS2115.ics2115_r(2)));
}
return(0xff);
}
private static byte ics2115_0_word_r1(int offset)
{
switch (offset)
{
case 0:
return(0);
case 1:
return(0);
case 2:
return(ICS2115.ics2115_r(3));
}
return(0);
}
private static byte ics2115_0_word_r2(int offset)
{
switch (offset)
{
case 0:
return(ICS2115.ics2115_r(0));
case 1:
return(ICS2115.ics2115_r(1));
case 2:
return(ICS2115.ics2115_r(2));
}
return(0xff);
}
public static byte ZReadHardware(ushort address)
{
byte result = 0;
if (address >= 0x8000 && address <= 0x8003)
{
int offset = address - 0x8000;
result = ICS2115.ics2115_r(offset);
}
else if (address >= 0x8100 && address <= 0x81ff)
{
result = (byte)Sound.soundlatch3_r();
}
else if (address >= 0x8200 && address <= 0x82ff)
{
result = (byte)Sound.soundlatch_r();
}
else if (address >= 0x8400 && address <= 0x84ff)
{
result = (byte)Sound.soundlatch2_r();
}
return(result);
}