使用DZ60单片机制作的发动机信号模拟器，模拟发动机的曲轴凸轮轴等数字信号和水温等模拟信号，供控制器开发使用。-DZ60 MCU production of engines using signal simulator to simulate the engine crankshaft camshaft and other digital signals and analog signals such as water temperature, used for controller devel