#include?“dac.h“
#include?“time.h“
?
//u8?Idx=0;

void?GPIO_Configuration（）
{
	GPIO_InitTypeDef?GPIO_InitStructure;
		
	RCC_APB2PeriphClockCmd（RCC_APB2Periph_GPIOA??ENABLE）;

	GPIO_InitStructure.GPIO_Pin?=??GPIO_Pin_4;
	GPIO_InitStructure.GPIO_Speed?=?GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_Mode?=?GPIO_Mode_AIN;

	GPIO_Init（GPIOA?&GPIO_InitStructure）;

}

void?DAC_Configuration（）
{
??	DAC_InitTypeDef????????DAC_InitStructure;

	RCC_APB1PeriphClockCmd（RCC_APB1Periph_DAC?ENABLE）;
	

	DAC_InitStructure.DAC_Trigger?=?DAC_Trigger_T2_TRGO;
	DAC_InitStructure.DAC_WaveGeneration?=?DAC_WaveGeneration_None;
	DAC_InitStructure.DAC_LFSRUnmask_TriangleAmplitude=DAC_TriangleAmplitude_4095;
	DAC_InitStructure.DAC_OutputBuffer?=?DAC_OutputBuffer_Disable;

	DAC_Init（DAC_Channel_1??&DAC_InitStructure）;
	DAC_DMACmd（DAC_Channel_1?ENABLE）;?
	DAC_Cmd（DAC_Channel_1?ENABLE）;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-01-25?14:40??正弦波_按鍵\
?????文件?????????916??2013-01-23?08:58??正弦波_按鍵\DAC.c
?????文件????????1957??2013-01-23?08:59??正弦波_按鍵\DMA.c
?????文件?????????105??2013-01-21?11:07??正弦波_按鍵\DMA.h
?????目錄???????????0??2013-01-13?19:42??正弦波_按鍵\Libraries\
?????目錄???????????0??2013-01-25?14:57??正弦波_按鍵\Libraries\CMSIS\
?????目錄???????????0??2013-01-13?19:42??正弦波_按鍵\Libraries\CMSIS\CM3\
?????目錄???????????0??2013-01-13?19:42??正弦波_按鍵\Libraries\CMSIS\CM3\CoreSupport\
?????文件???????17273??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\CoreSupport\core_cm3.c
?????文件???????85714??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\CoreSupport\core_cm3.h
?????目錄???????????0??2013-01-13?19:42??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\
?????目錄???????????0??2013-01-13?19:42??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\
?????文件???????25107??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\Release_Notes_for_STM32F10x_CMSIS.html
?????目錄???????????0??2013-01-13?19:42??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\
?????目錄???????????0??2013-01-13?19:42??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\
?????目錄???????????0??2013-01-13?19:42??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\TrueSTUDIO\
?????文件???????12486??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\TrueSTUDIO\startup_stm32f10x_cl.s
?????文件???????12474??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\TrueSTUDIO\startup_stm32f10x_hd.s
?????文件???????12192??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\TrueSTUDIO\startup_stm32f10x_hd_vl.s
?????文件????????9710??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\TrueSTUDIO\startup_stm32f10x_ld.s
?????文件???????10159??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\TrueSTUDIO\startup_stm32f10x_ld_vl.s
?????文件???????10159??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\TrueSTUDIO\startup_stm32f10x_md.s
?????文件???????10624??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\TrueSTUDIO\startup_stm32f10x_md_vl.s
?????文件???????13134??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\TrueSTUDIO\startup_stm32f10x_xl.s
?????目錄???????????0??2013-01-13?19:42??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\
?????文件???????15763??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_cl.s
?????文件???????15500??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_hd.s
?????文件???????15767??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_hd_vl.s
?????文件???????12373??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_ld.s
?????文件???????13653??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_ld_vl.s
?????文件???????12762??2010-10-18?20:09??正弦波_按鍵\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_md.s
............此處省略203個文件信息