THE REALIZATION OF A MANUAL CONTROL SYSTEM IN SAMPLEING FOR THE BOMB-EXCLUSIVE ROBOT WANG Chun-bao,JIANG Liang-zhong ,YAO Xi-fan, LIN Zhuo-hua (College of Mechanical Engineering, South China University of Technology, Guangzhou 510640) Abstract:The manual control system in sampling for the bomb-exclusive robot mainly consists of the computer、 manual information sampling board and the peripheral equipments.The manual information sampling board ,which take the AT89C51 singlechip and the 12-Bit A/D Converter AD574 as the core, realizes the collection of the manual control information; The computer communicates with the manual information sampling board by RS-232,and realizes the collection of the sampling data by programming in C language under the interrupt way. Keyword:robot; manual control; singlechip; A/D Converter;