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creating interface i/o functions

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This commit is contained in:
Thiago Auler
2017-11-20 12:33:32 -02:00
committed by GitHub
parent aff8e019ec
commit e05e5e375f
1 changed files with 8 additions and 8 deletions
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16
src/memory.c
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@@ -58,10 +58,10 @@ db read_byte(dw address)
{
return display_buffer;
}
/*else if (address == 0xD013)
else if (address == 0xD013)
{
return display_control;
}*/
}
else if (address >= 0xFF00 && address <= 0xFFFF)
{
// wozmon ROM
@@ -98,22 +98,22 @@ void write_mem(dw address, db data)
// 4KB memory RAM
ram_memory[address] = data;
}
/*else if (address == 0xD010)
else if (address == 0xD010)
{
keyboard_buffer = data;
}*/
/*else if (address == 0xD011)
}
else if (address == 0xD011)
{
keyboard_control = data;
}*/
}
else if (address == 0xD012)
{
display_buffer = data;
}
/*else if (address == 0xD013)
else if (address == 0xD013)
{
display_control = data;
}*/
}
// any other addressed memory will be ignored on write
}