public static WriteHandlerPtr Zx80_command_port_w = new WriteHandlerPtr() { public void handler(int offset, int data)
	{
		mcu_data = data;
		if (errorlog!=null) fprintf(errorlog,"PC:%08x Writing command (%04x) to Zx80 secondary CPU command/status port\n",cpu_getpreviouspc(),mcu_data);
	} }