STM32开发AD7606代码

#include "AD7606.h" #include "Core.h" #include "delay.h" #include "global.h" unsigned short int DataA[8]; unsigned short int DataB[8]; unsigned short int SampleCount; unsigned short int i, j; void AD7606_Init(void) //ADC3?那?℅∩足? { delay_ms(1); //?車那㊣1ms OS0_0(); /* ?T1y2谷?迄 */ OS1_0(); OS2_0(); RESET_0(); CS_1(); //???? CONVSTA_B_1(); //???‘℅a??米???米?GPIO㏒???那㊣?a?? RD_SCLK_1(); delay_ms(1); } void AD7606Reset(void) { RESET_1(); delay_us(100); //?車那㊣100us RESET_0(); delay_us(1); //?車那㊣1us } void AD7606ReadOneSample(unsigned short int *DoutA, unsigned short int *DoutB, unsigned char Channels) { unsigned char j, k; unsigned short int TempA, TempB; unsigned char Busy; unsigned short int cnt=0; CONVSTA_B_0(); ////CONVSTA?⊿B?a那?℅a?? delay_us(1); //?車那㊣1us CONVSTA_B_1(); delay_us(2); //?車那㊣1us Busy=GPIO_ReadInputDataBit(GPIOD,GPIO_Pin_3);//?芍豕?BUSY辰y??℅∩足? while(Busy==1) //?芍豕?BUSY辰y??℅∩足?,辰??㊣?芍米?BUSY?a0那㊣ { //delay_us(1); Busy=GPIO_ReadInputDataBit(GPIOD,GPIO_Pin_3);//?芍豕?BUSY辰y??℅∩足? cnt++; if(cnt>=500) //﹞角?1D????e?米米????米赤3?角?-?﹞ { cnt=0; break; } } CS_0(); for(j=0; j<4; j++) //A,B芍???赤“米角㏒?????赤“米角4?﹞那y?Y㏒?辰?128?﹞ { TempA=0; TempB=0; for(k=0; k<16; k++) //??辰??﹞辰?1216??㏒?????辰?????DD豕??米 { RD_SCLK_0(); TempA=(TempA<<1) + (GPIO_ReadInputDataBit(GPIOD,GPIO_Pin_6)); TempB=(TempB<<1) + (GPIO_ReadInputDataBit(GPIOD,GPIO_Pin_7)); RD_SCLK_1(); } #if 1 //℅??????a﹞?o???㏒?0㊣赤那??y那y㏒?1㊣赤那??o那y㏒??D??℅??????a1?米?a0(???∼?辰??2??芍3????o那y);3?那??米?a0㏒?TempA<30那??a芍?﹞角?13?那??米??2? if(((TempA&0x8000)!=0)) { DoutA[j]=0; } else { DoutA[j]=TempA; } if(((TempB&0x8000)!=0)) { DoutB[j]=0; } else { DoutB[j]=TempB; } #else DoutA[j]=TempA; DoutB[j]=TempB; #endif } CS_1(); delay_us(10); } void AD7606_data( void) { static unsigned short int cnt=0; unsigned short int k; AD7606ReadOneSample(DataA, DataB, 8); if(DataA[0]==0&&DataA[1]==0&&DataA[2]==0&&DataA[3]==0&&DataB[0]==0&&DataB[1]==0&&DataB[2]==0&&DataB[3]==0) { cnt++; if(cnt>=180) { cnt=0; AD7606_Init(); AD7606Reset(); } } else { cnt=0; // AD_data[0] =DataA[0]*5.00*1000/32768; // AD_data[1] =DataA[1]*5.00*1000/32768; // AD_data[2] =DataA[2]*5.00*1000/32768; // AD_data[3] =DataA[3]*5.00*1000/32768; // AD_data[4] =DataB[0]*5.00*1000/32768; // AD_data[5] =DataB[1]*5.00*1000/32768; // AD_data[6] =DataB[2]*5.00*1000/32768; // AD_data[7] =DataB[3]*5.00*1000/32768; // for(k=0;k<4;k++) { AD_data[k] =DataA[k]*5.00*1000/32768; //?㏒?a芍??米???? AD_data[4+k] =DataB[k]*5.00*1000/32768; } } } void AD7606_Senddata(u8 *data,u16 num) { UART3_Put_String(data); }