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readme.txt
================================================================================
样例使用说明
Sample Description
================================================================================
功能描述:
此样例演示了FreeRTOS三个任务依照优先级大小依次切换的实验。通过串口log,观察任务
切换顺序。
Function descriptions:
This sample demonstrates an experiment in which three FreeRTOS tasks are
switched in order of priority. Observe the switching order through the serial
port log.
================================================================================
测试环境:
测试用板:PY32F403_STK
MDK版本:5.28
IAR版本:9.20
GCC版本:GNU Arm Embedded Toolchain 10.3-2021.10
Test environment:
Test board: PY32F403_STK
MDK Version: 5.28
IAR Version: 9.20
GCC Version: GNU Arm Embedded Toolchain 10.3-2021.10
================================================================================
使用步骤:
1. 编译下载程序到MCU,并运行;
2. 通过串口调试助手打印的log信息,观察任务执行过程。
任务执行顺序为:Task3->Task2->Task1
Task1: 打印"Task1 is running"信息。
Task2: 打印"Task2 is running"信息。
Task3: 打印"Task3 is running"信息。
Example execution steps:
1. Compile and download the program to the MCU and run it;
2. You can use the log information printed by the serial debugging assistant to
observe the task execution process.
Task execution sequence: Task3->Task2->Task1
Task1: Print the "Task1 is running" message.
Task2: Print the "Task2 is running" message.
Task3: Print the "Task3 is running" message.
================================================================================
注意事项:
STK板与USB转TTL模块的连线方式如下:
STK板 USB转TTL模块
PA02(TX) --> RX
PA03(RX) --> TX
GND --> GND
波特率: 115200bps
Notes:
The STK board is wired to the USB to TTL module as follows:
STK board USB to TTL module
PA02(TX) --> RX
PA03(RX) --> TX
GND --> GND
Baud rate: 115200bps
================================================================================