针对乒乓球机器人项目中乒乓球击打点位置及球到达击打点速度的预测问题进行探讨，分别建立了乒乓球飞行阶段的状态方程模型和乒乓球反弹过程的运动模型。
The prediction of the position of hit point of ping-pong and the velocity of the ball when reaching the hit point in the ping-pong robot project has been a research focus.
详细介绍了以FPGA为主控器的设计方案，包括SDRAM内部接口设计、数据传输过程以及乒乓操作的实现方法。
The design scheme which USES FPGA as the main controller is presented in detail, including the internal interface of SDRAM, process of data transmission and realization of ping-pong operation.
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