Adopt NXP-LPC2378 micro-controller to design the front control panel. Introduce its hardware and software design, and give system frame. The communication adopts full duplex RS-422, control program adopts C language program, display adopts four 8-bit LED character displayer. The result shows that the design can achieve information collection processing function, low system power consumption and development cost, satisfy the operator require, and it has the brightness can adjustment and big viewing angle two principal advantage.