com.alibaba.excel.exception.ExcelCommonException: Convert excel format exception.You can try specifying the 'excelType' yourself如何解决

时间: 2023-10-18 10:59:59 浏览: 130

基于FPGA的简易逻辑分析仪的设计与仿真完整设计.pdf

5星 · 资源好评率100%

nt similar to an oscilloscope, used for analyzing and measuring the logic waveforms and relationships in digital systems. It captures and stores data following a trigger event when the clock arrives and matches a predefined trigger word's logic state. This paper presents the design and simulation of a simple logic analyzer with eight channels, designed using an FPGA (Field-Programmable Gate Array) development device. The analyzer processes and displays the logic signals from eight input channels, featuring a sampling rate of 100kHz and a storage depth of 32 bits per channel. The FPGA and VHDL (VHSIC Hardware Description Language) are employed as the primary design methods for implementing this 8-channel logic analyzer. The system consists of various functional modules, each programmed according to their designated tasks: the trigger module, data buffering module, frequency divider module, and memory module. These modules have been individually simulated and validated, ultimately leading to the design and simulation of the complete system circuit. The simulation results confirm that all modules meet their specified requirements and function as intended. The overall system方案 yields satisfactory results, indicating the feasibility of the design and fulfilling its objectives. Key terms associated with this project include Logic Analyzer, Data Acquisition, FPGA, and VHDL. In the first chapter, the background of the topic selection is discussed, highlighting the importance of logic analyzers in digital system debugging and the role of FPGAs in providing flexible and customizable hardware solutions. The introduction also briefly introduces the FPGA technology, which is a programmable integrated circuit that can be configured after manufacturing, allowing for a wide range of applications. The second chapter details the design plan, specifying the design tasks and requirements for the logic analyzer. It outlines the overall approach, which involves breaking down the complex analyzer into smaller, manageable submodules. In the third chapter, each submodule is presented in detail, starting with the digital signal generator, which is responsible for producing test signals for the analysis. This section covers the software flowchart and block diagram of the generator, followed by the implementation of an asynchronous reset/set general-purpose 8-bit register, an arbitrary frequency divider, a cyclic shift register, and finally, the simulation results for the entire signal generator. Next, the trigger circuit is described, which detects specific conditions in the input signals to initiate data capture. The implementation and simulation of a storage element called REGN are discussed, along with a 640-divider module named FREQ, which plays a crucial role in determining the sampling rate. Lastly, a memory module (RAM) is implemented for storing captured data. Chapter four focuses on the integration of these submodules into the top-level system design. The system's high-level schematic and simulation results are presented, showcasing how the individual components work together to form a functional logic analyzer. The conclusion summarizes the project, emphasizing the successful completion of the design goals and the validity of the chosen methodology. The paper concludes with a list of references and an acknowledgement section, crediting sources and expressing gratitude to those who contributed to the work. In summary, this project demonstrates a comprehensive understanding of FPGA-based design and VHDL programming by developing a practical and effective logic analyzer. By dividing the task into smaller, manageable modules and thoroughly simulating each part, the designer ensures the reliability and functionality of the final system, making it a valuable contribution to the field of digital electronics and FPGA-based design.

要解决这个异常，您可以按照以下步骤操作： 1. 确定您正在使用的 Excel 文件的格式。Excel 文件可以有多种格式，例如 XLS、XLSX 等。 2. 在转换 Excel 格式之前，查看您的代码是否指定了 'excelType' 参数。如果没有指定该参数，可以尝试手动指定它。 3. 使用 `setExcelType()` 方法来指定 'excelType' 参数，将其设置为正确的 Excel 格式。例如，如果您的 Excel 文件是 XLSX 格式，可以将 'excelType' 设置为 `ExcelTypeEnum.XLSX`。 4. 如果仍然遇到问题，可以检查您的 Excel 文件是否正确并符合指定的格式。确保文件没有损坏或被其他程序占用。 5. 如果问题仍然存在，您可以尝试使用其他方法或库来处理 Excel 文件，以确定是否是特定库的问题。请注意，具体解决方法可能会因您使用的库或代码而有所不同。如果上述步骤无法解决问题，请提供更多的上下文信息和代码示例，以便我能够更好地帮助您。

阅读全文

com.alibaba.excel.exception.ExcelCommonException: Convert excel format exception.You can try specifying the 'excelType' yourself如何解决

相关推荐

hex2bin_2.2_XiaZaiBa.zip

com.alibaba.excel.exception.ExcelCommonException: Convert excel format exception.You can try specifying the 'excelType' yourself

s com.alibaba.excel.exception.ExcelCommonException: Convert excel format exception.You can try specifying the 'excelType' yourself] with root cause

[Request processing failed; nested exception is com.alibaba.excel.exception.ExcelCommonException: Convert excel format exception.You can try specifying the 'excelType' yourself] with root cause java.io.IOException: Stream closed

解析本地文件报错：Convert excel format exception.You can try specifying the 'excelType' yourself

怎么解决Convert excel format exception.You can try specifying the 'exceltype' youself cpm.alibaba.excel.exception.

Convert excel format exception.You can try specifying the 'excelType' yourself

Convert excel format exception.You can try specifying the ‘excelType‘ yourself

java报错Convert excel format exception.You can try specifying the 'excelType' yourself

Convert excel format exception.You can try specifying the 'excelType' yourself是什么错误

Convert excel format exception.You can try specifying the ''excelType'' yourself

这段代码报错Convert excel format exception.You can try specifying the 'excelType' yourself

Convert excel format exception.You can try specifying the 'excelType' yourself] with root cause

数据库基础测验20241113.doc

微信小程序下拉选择组件

DICOM文件+DX放射平片-数字X射线图像DICOM测试文件

Jupyter Notebook《基于双流 Faster R-CNN 网络的 图像篡改检测》+项目源码+文档说明+代码注释

使用epf捕获没有CA证书的SSLTLS明文（LinuxAndroid内核支持amd64arm64）.zip

(源码)基于Arduino的天文数据库管理系统.zip

最新推荐

数据库基础测验20241113.doc

微信小程序下拉选择组件

DICOM文件+DX放射平片-数字X射线图像DICOM测试文件

Jupyter Notebook《基于双流 Faster R-CNN 网络的 图像篡改检测》+项目源码+文档说明+代码注释

高清艺术文字图标资源，PNG和ICO格式免费下载

管理建模和仿真的文件

DMA技术：绕过CPU实现高效数据传输

SGM8701电压比较器如何在低功耗电池供电系统中实现高效率运作？

mui框架HTML5应用界面组件使用示例教程

"互动学习：行动中的多样性与论文攻读经历"

Jupyter Notebook《基于双流 Faster R-CNN 网络的图像篡改检测》+项目源码+文档说明+代码注释

Jupyter Notebook《基于双流 Faster R-CNN 网络的图像篡改检测》+项目源码+文档说明+代码注释