@@ -9,7 +9,7 @@ This section describes how to develop a driver on the board, including introduct
## Introduction to Driver<a name="s8efc1952ebfe4d1ea717182e108c29bb"></a>
The following operations take a HDF-based UART driver as an example to show how to add configuration files, code the driver, and compile the code for interactions between the user-space applications and the driver. The driver source code is stored in the **vendor/huawei/hdf/sample** directory.
The following operations take a HDF-based UART driver as an example to show how to add configuration files, code the driver, and compile the code for interactions between the user-space applications and the driver. The driver source code is stored in the **drivers/framework/sample** directory.
1. Add Configurations.
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@@ -360,7 +360,7 @@ The following operations take a HDF-based UART driver as an example to show how
4. Implement the code for interaction between the user-space applications and driver.
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@@ -400,7 +400,7 @@ The following operations take a HDF-based UART driver as an example to show how
}
```
Add the **hello\_uart\_sample** component to **targets** of the **hdf\_hi3516dv300\_liteos\_a** component in the **build/lite/components/drivers.json** file.
Add the **hello\_uart\_sample** component to **targets** of the **hdf\_hi3516dv300\_liteos\_a** component in the **build/lite/components/hdf.json** file.
```
{
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@@ -409,7 +409,7 @@ The following operations take a HDF-based UART driver as an example to show how