56 lines
1.2 KiB
C
56 lines
1.2 KiB
C
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/**
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******************************************************************
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* @file main.c
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* @author fire
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* @version V1.0
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* @date 2018-xx-xx
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* @brief ʹ<EFBFBD>ð<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD>ϵͳʱ<EFBFBD><EFBFBD>Դ
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******************************************************************
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* @attention
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*
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* ʵ<EFBFBD><EFBFBD>ƽ̨:Ұ<EFBFBD><EFBFBD> STM32H750<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* <EFBFBD><EFBFBD>̳ :http://www.firebbs.cn
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* <EFBFBD>Ա<EFBFBD> :http://firestm32.taobao.com
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*
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******************************************************************
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*/
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#include "stm32h7xx.h"
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#include "./led/bsp_led.h"
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#include "./rcc/bsp_clkconfig.h"
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#include "./key/bsp_key.h"
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#include "./delay/core_delay.h"
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/**
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* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @param <EFBFBD><EFBFBD>
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* @retval <EFBFBD><EFBFBD>
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*/
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int main(void)
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{
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/* ϵͳʱ<CDB3>ӳ<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>480MHz */
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SystemClock_Config();
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// LED <20>˿ڳ<CBBF>ʼ<EFBFBD><CABC>
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LED_GPIO_Config();
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/*<2A><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
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Key_GPIO_Config();
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/* <20><>MCO2<4F><32><EFBFBD>ţ<EFBFBD>PC.09<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SYSCLK / 4 */
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HAL_RCC_MCOConfig(RCC_MCO2, RCC_MCO2SOURCE_SYSCLK, RCC_MCODIV_4);
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while (1)
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{
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/* <20><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>KEY2<59><32>ť<EFBFBD><C5A5><EFBFBD>л<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
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if( Key_Scan(KEY2_GPIO_PORT,KEY2_PIN) == KEY_ON )
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{
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//<2F>л<EFBFBD><D0BB><EFBFBD>ͬ<EFBFBD><CDAC>ʱ<EFBFBD><CAB1>Դ,ϵͳʱ<CDB3><CAB1>Ϊ400MHz<48><7A>
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SwitchSystemClock();
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}
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/* LED<45><44>˸ */
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LED3_TOGGLE;
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HAL_Delay(100);
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}
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}
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/****************************END OF FILE***************************/
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