private void updateStackPanel()
{
// clear rows
stackDataGridView.Rows.Clear();
uint numRows = 10; // diplay top 10 instructions in stack
uint address = 0x7000 - 4; // -4 because the stack is a full descending stack
uint instruction = 0;
// add rows to the stack panel
for (uint i = 0; i <= numRows; i++)
{
instruction = computer.getStackInstruction(address);
stackDataGridView.Rows.Add("0x" + address.ToString("X").PadLeft(8, '0'), instruction.ToString("X").PadLeft(8, '0'));
address += 4;
}
}