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https://github.com/armfly/H7-TOOL_STM32H7_App.git
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71 lines
2.1 KiB
C
Executable File
71 lines
2.1 KiB
C
Executable File
/*
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*********************************************************************************************************
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*
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* 模块名称 : DAC驱动模块
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* 文件名称 : bsp_cpu_dac.h
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* 版 本 : V1.0
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*
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* Copyright (C), 2015-2030, 安富莱电子 www.armfly.com
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*
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*********************************************************************************************************
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*/
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#ifndef __BSP_CPU_DAC_H
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#define __BSP_CPU_DAC_H
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typedef enum
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{
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DAC_WAVE_NO = 0,
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DAC_WAVE_SIN,
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DAC_WAVE_SQUARE,
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DAC_WAVE_TRI
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} DAC_WAVE_TYPE_E;
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/* 波形控制结构 */
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typedef struct
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{
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uint8_t Type;
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uint8_t VoltRange;
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int16_t VoltMax;
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int16_t VoltMin;
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uint32_t Freq;
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uint16_t Duty;
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uint32_t CycleCount;
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uint32_t CycleSetting;
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uint8_t Run;
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} DAC_WAVE_T;
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/* 这些函数是通用的设置，软件控制DAC数据 */
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void bsp_InitDAC1(void);
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void bsp_SetDAC1(uint16_t _dac);
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void bsp_InitDAC2(void);
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void bsp_SetDAC2(uint16_t _dac);
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/* 下面的函数用于DMA波形发生器 */
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void dac1_InitForDMA(uint32_t _BufAddr, uint32_t _Count, uint32_t _DacFreq);
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void dac2_SetSinWave(uint16_t _low, uint16_t _high, uint32_t _freq);
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void dac1_SetRectWave(uint16_t _low, uint16_t _high, uint32_t _freq, uint16_t _duty);
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void dac1_SetTriWave(uint16_t _low, uint16_t _high, uint32_t _freq, uint16_t _duty);
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void dac1_StopWave(void);
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void dac1_StartDacWave(void);
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void dac2_InitForDMA(uint32_t _BufAddr, uint32_t _Count, uint32_t _DacFreq);
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void dac2_SetSinWave(uint16_t _low, uint16_t _high, uint32_t _freq);
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void dac2_SetRectWave(uint16_t _low, uint16_t _high, uint32_t _freq, uint16_t _duty);
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void dac2_SetTriWave(uint16_t _low, uint16_t _high, uint32_t _freq, uint16_t _duty);
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void dac2_StopWave(void);
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int16_t dac1_DacToVolt(uint16_t _dac);
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int16_t dac1_VoltToDac(int16_t _volt);
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int16_t dac1_DacToCurr(uint16_t _dac);
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int16_t dac1_CurrToDac(int16_t _curr);
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#define WAVE_SAMPLE_SIZE 128
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extern uint16_t g_Wave1[WAVE_SAMPLE_SIZE];
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//extern uint16_t g_Wave2[128];
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extern DAC_WAVE_T g_tDacWave;
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#endif
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