27 lines
1.3 KiB
C
27 lines
1.3 KiB
C
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#ifndef __Analog_H_
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#define __Analog_H_
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/*H******************************************************************************
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* NAME: pressure.h
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*********************************************************************************/
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//3.3V,LMV358 跟随器,线性范围0.2~2.6v,4~40ms 输入电阻选用120欧
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//******************************************************************************
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//*-------------- 变量声名 -----------------------------------------------------
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//******************************************************************************
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extern u16 PressureAdcBuf[20];
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extern u16 PressureADCValue[2];
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extern u8 PrssureTask_Flag;
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#define Prssure_DMAAddrSet(x) (DMA2_Stream0->M0AR = x) //设置发送缓存地址
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#define Prssure_DMALenSet(x) (DMA2_Stream0->NDTR = x) //设置DMA发送长度
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#define Prssure_DMAStart() DMA_Cmd(DMA2_Stream0,ENABLE) //开启DMA发送
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#define Prssure_DMAStop() DMA_Cmd(DMA2_Stream0,DISABLE) //关闭DMA发送
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//******************************************************************************
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//*-------------- 函数声名 -----------------------------------------------------
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//******************************************************************************
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extern void Pressure_Init(void);
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extern void Pressure_ADCDMA_IRQHandler(void);
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extern void PrssureTask(void);
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#endif //#ifndef
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