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readme.txt
================================================================================
样例使用说明
Sample Description
================================================================================
功能描述:
此样例演示了CTC使用LSE做参考时钟自动校准HSI48M时钟的功能。
Function descriptions:
This example demonstrates the function of CTC using LSE as a reference clock to
automatically calibrate the HSI48M clock.
================================================================================
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. 编译并下载程序;
2. 使用示波器观察PA8,输出稳定48M频率脉冲。
Example execution steps:
1. Compile and download the program;
2. Use an oscilloscope to observe PA8 and output a stable 48M frequency pulse.
================================================================================
注意事项:
Notes:
================================================================================