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creating interface i/o functions

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Thiago Auler 2017-11-20 12:33:32 -02:00 committed by GitHub
parent aff8e019ec
commit e05e5e375f
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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; return display_buffer;
} }
/*else if (address == 0xD013) else if (address == 0xD013)
{ {
return display_control; return display_control;
}*/ }
else if (address >= 0xFF00 && address <= 0xFFFF) else if (address >= 0xFF00 && address <= 0xFFFF)
{ {
// wozmon ROM // wozmon ROM
@ -98,22 +98,22 @@ void write_mem(dw address, db data)
// 4KB memory RAM // 4KB memory RAM
ram_memory[address] = data; ram_memory[address] = data;
} }
/*else if (address == 0xD010) else if (address == 0xD010)
{ {
keyboard_buffer = data; keyboard_buffer = data;
}*/ }
/*else if (address == 0xD011) else if (address == 0xD011)
{ {
keyboard_control = data; keyboard_control = data;
}*/ }
else if (address == 0xD012) else if (address == 0xD012)
{ {
display_buffer = data; display_buffer = data;
} }
/*else if (address == 0xD013) else if (address == 0xD013)
{ {
display_control = data; display_control = data;
}*/ }
// any other addressed memory will be ignored on write // any other addressed memory will be ignored on write
} }