Abstract: For the experiment teaching feature of microcontroller unit (MCU),a system architecture of single-chip microcontroller experiment teaching on resources poor construction is provided in this paper.Construct framework based on basic resources,resources poor and development projects space is given.The practical works are introduced.As a result,it is suitable for improving students’ practical ability and self-study ability.More satisfactory results have been achieved on the cultivation of innovation ability and the spirit of cooperation.