An FPGA-based SD-card reader to read files from FAT16 or FAT32 formatted SD-cards. 基于FPGA的SD卡读取器，可以从FAT16或FAT32格式的SD卡中读取文件。

An FPGA-based DDR1 controller. 基于FPGA的DDR1控制器，为低端FPGA嵌入式系统提供廉价、大容量的存储。

Verilog implementation of fixed-point numbers, supports custom bit width, arithmetic, converting to float, with single cycle & pipeline version. 一个Verilog定点数库，提供算术运算、与浮点数的互相转换，包含单周期和流水线两种实现。

An FPGA-based GZIP (Deflate algorithm) compressor, which inputs raw data and outputs standard GZIP format (as known as .gz file format). 基于FPGA的GZIP压缩器。输入原始数据，输出标准的GZIP格式，即常见的 .gz / .tar.gz 文件的格式。

An FPGA-based PNG image decoder, which can extract original pixels from PNG files. 基于FPGA的PNG图像解码器，可以从PNG文件中解码出原始像素。

An FPGA-based SD-card reader via SPI bus, which can read files from FAT16 or FAT32 formatted SD-cards. 基于FPGA的SD卡读取器(通过SPI总线)，可以从FAT16或FAT32格式的SD卡中读取文件。