39 lines
1.1 KiB
C
39 lines
1.1 KiB
C
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#include "beep.h"
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//////////////////////////////////////////////////////////////////////////////////
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB>ѧϰʹ<CFB0>ã<EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><C9A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><CEBA><EFBFBD>;
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//ALIENTEK STM32F407<30><37><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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//<2F><><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD>@ALIENTEK
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̳:www.openedv.com
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:2014/5/3
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//<2F>汾<EFBFBD><E6B1BE>V1.0
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//<2F><>Ȩ<EFBFBD><C8A8><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD><D8BE><EFBFBD>
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//Copyright(C) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿƼ<D3BF><C6BC><EFBFBD><EFBFBD><EFBFBD>˾ 2014-2024
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//All rights reserved
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//////////////////////////////////////////////////////////////////////////////////
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//<2F><>ʼ<EFBFBD><CABC>PF8Ϊ<38><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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//BEEP IO<49><4F>ʼ<EFBFBD><CABC>
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void BEEP_Init(void)
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{
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GPIO_InitTypeDef GPIO_InitStructure;
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RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOF, ENABLE);//ʹ<><CAB9>GPIOFʱ<46><CAB1>
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//<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>GPIOF8
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;//<2F><>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>ģʽ
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GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;//100MHz
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GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_DOWN;//<2F><><EFBFBD><EFBFBD>
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GPIO_Init(GPIOF, &GPIO_InitStructure);//<2F><>ʼ<EFBFBD><CABC>GPIO
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GPIO_ResetBits(GPIOF,GPIO_Pin_8); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>GPIOF8<46><38><EFBFBD>ͣ<EFBFBD>
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}
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