这是一个dsp控制系统，处理器是ti公司的TMS320VC5409，里面有原理图+pcb，各个功能模块都有，此板为四层pcb板，抗干扰性非常好！-This is a dsp control systems, processors are TMS320VC5409, there are schematic+ pcb, each functional module has, the board for four-pcb board, a very good anti-interference!