该PPT是一个内部教学资料，想学习EDA技术的朋友可以看看这个教学资料。...

its a verilog code for microcoded tb

四位十进制频率计的顶层控制模块，用于生成测频需要的复位及控制信号-four decimal frequency of top-level control modules, used to generate the required frequency measurement and control signals reset

说明：  adc采集多路采集多通道基于dma的adc采集(ADC acquisition, multi-channel acquisition and multi-channel acquisition)

通过modelsim仿真检测matlab生成滤波器效果。(Generate the filter through matlab and simulated by modelsim.)

VHDL库，仿真时使用的，包括打印，类型转换等实用的操作(Practical operation VHDL library, using simulation, including print, type conversion, etc.)

logic lock 的vhdl源码，altera平台适用。-logic lock the VHDL source code, altera platform.

Documentation Of Digital Electronic Systems With VHDL from US DOD.

说明：  基于FPGA的USB接口设计，实现了USB与FPGA的通信(USB interface to FPGA-based design, implementation of the USB communication with the FPGA)

crc循环冗余校验码，用于对传输信号进行编码校验，是信息更可靠-crc cyclic redundancy check code used to transmit coded signals to verify, the information is more reliable

说明：  通过spi实现加速度计adxl357读取xyz三轴方向的加速度值(Accelerometers adxl357 read the acceleration value of XYZ three-axis direction through SPI)