fclk频率是什么

【fclk频率是什么】FCLK为CPU核供给时钟信号,1/Fclk即为cpu时钟周期 。HCLK为AHB bus peripherals供给时钟信号,AHB为advanced high-performance bus 。PCLK为APB bus peripherals供给时钟信号,APB为advanced peripherals bus

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