求翻译：摘要：本设计主要描述了基于FPGA的LED点阵屏显示控制器。此设计选取Altera公司的FLEX10K系列的EPF10K10LC84-4作为整个系统的控制核心。采用VHDL语言作为硬件描述语言，在QuartusII的编程环境下采用模块化设计。此系统可以应用在16*128的点阵屏上显示汉字、字母、时间等。采用矩阵键盘作为主要的人机接口，通过不同按键来控制每个功能如：左移、右移、显示时间、移动速度等。是什么意思？

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Abstract: This design mainly described based on the FPGA LED lattice screen display control switch.This design selects Altera Corporation FLEX10K series EPF10K10LC84-4 to take the overall system the control core.Uses the VHDL language to take the hardware description language, uses the modular desig

Summary: the design is mainly describes the LED dot-matrix display display controller based on FPGA. Select this design of Altera Corporation FLEX10K core series of EPF10K10LC84-4 as the entire system of control. Used as a hardware description language VHDL language, programming environment in Quart