设备驱动模块

创建设备驱动模块以访问硬件板的特定功能

设备驱动模块是一种专用形式的 MATLAB System 模块，当部署到 AMD^® SoC 设备时，它会生成自定义 C/C++ 代码。通过设备驱动模块可轻松访问硬件板功能，例如访问 Embedded Coder^® Support Package for AMD SoC 设备中不提供的通信协议或硬件库。

您可以从 System object™ 模板开发设备驱动模块，然后与其他用户共享完成的模块。

主题

前提条件
了解为基于 ARM^® Cortex^®-A 的硬件板开发设备驱动模块的系统要求和推荐技能。
Structure of Device Driver System Object
Understand the concepts and operation of device driver blocks implemented using System object.
Simulation with Device Driver Blocks
Choose and implement a data simulation mode for device driver blocks.
Sharing Device Driver Blocks with Other Users
Package and distribute your device driver blocks.
创建 Digital Write 模块

使用 System object 创建 Digital Write 模块。
- 步骤 1: Create a Project Folder
- 步骤 2: Write the Hardware-Specific C/C++ Code
- 步骤 3: Select a System Object Template
- 步骤 4: Specify the Initialization, Output, and Termination Behavior
- 步骤 5: Test System Object on MATLAB Command Line
- 步骤 6: Create the MATLAB System Block
- 步骤 7: 生成代码并将模型部署到硬件
创建 Digital Read 模块

使用一个 System object 创建 Digital Read 模块。
- 步骤 1: Create a Project Folder
- 步骤 2: Write the Hardware Specific C/C++ Code
- 步骤 3: Select System Object Template
- 步骤 4: Specify the Initialization, Output, and Termination
- 步骤 5: 设置输出端口属性
- 步骤 6: Test System Object
Block Mask

Create block masks for your device driver blocks.
- 步骤 1: Add Description for Users
- 步骤 2: Add Pin Number Property
- 步骤 3: Add Push Button to View Pin Map