The invention discloses a multifunction SCM experiment development plate applied in the fields of SCM experiment teaching and SCM product development and the like, characterized in that, a system power, a MCU seat and a plurality of periphery function modules namely an LED, an LCD interface, a 8-section nixietube display circuit, an adjustable DC voltage source, an LED lattice display module, a matrix keyboard, an independent key-press, a power drive, a system clock circuit, an RC filter circuit, a square wave pulse generator, an expanding socket, a passive buzzer, an external reset circuit, an RSS serial interface unit are arranged on the plate body, wherein each periphery function modules are independent each other and combined flexibly according to the design requirement; a locking jack with 40 pins is arranged on the plate body compatible with a plurality of series of SCMs, which can be widely applied in the SCM experiment teaching and product development.