private void SaveRegisterValuesIntoMemory(OpCodeData opCodeData)
{
Byte numberOfRegisters = _registers.NumberOfRegisters();
UInt16 instructionRegisterValue = _instructionRegister.GetRegisterValue();
for (Byte index = 0; index < numberOfRegisters; index++)
{
_memory.SetValueAtLocation((UInt16)(instructionRegisterValue + index), _registers.GetRegisterValue(index));
}
}
private void LoadFont()
{
Byte memoryAddress = 0x0;
// 0
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
// 1
_memory.SetValueAtLocation(memoryAddress++, 0x20);
_memory.SetValueAtLocation(memoryAddress++, 0x60);
_memory.SetValueAtLocation(memoryAddress++, 0x20);
_memory.SetValueAtLocation(memoryAddress++, 0x20);
_memory.SetValueAtLocation(memoryAddress++, 0x70);
// 2
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x10);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x80);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
// 3
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x10);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x10);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
// 4
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x10);
_memory.SetValueAtLocation(memoryAddress++, 0x10);
// 5
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x80);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x10);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
// 6
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x80);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
// 7
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x10);
_memory.SetValueAtLocation(memoryAddress++, 0x20);
_memory.SetValueAtLocation(memoryAddress++, 0x40);
_memory.SetValueAtLocation(memoryAddress++, 0x40);
// 8
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
// 9
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x10);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
// A
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
// B
_memory.SetValueAtLocation(memoryAddress++, 0xE0);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0xE0);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0xE0);
// C
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x80);
_memory.SetValueAtLocation(memoryAddress++, 0x80);
_memory.SetValueAtLocation(memoryAddress++, 0x80);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
// D
_memory.SetValueAtLocation(memoryAddress++, 0xE0);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0x90);
_memory.SetValueAtLocation(memoryAddress++, 0xE0);
// E
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x80);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x80);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
// F
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x80);
_memory.SetValueAtLocation(memoryAddress++, 0xF0);
_memory.SetValueAtLocation(memoryAddress++, 0x80);
_memory.SetValueAtLocation(memoryAddress++, 0x80);
}
