SPM程序(CCS).docx

纳米阻抗显微镜的研制及其应用硬件层模块数量函数名参数返回值功能AD6InitADvoidint初始化AD模块AD_ReadChannelsint,int,int*,int*int对多路AD进行采样AD_ReadChannelint,intint对某一AD通道采样AD_SetInputRangeintint设置AD的采样电压范围AD_SelChannelintint选择采样的AD通道GetAD_Statusvoidint查询AD模块的状态DA3InitDAvoidint初始化DA模块DA_WriteChannelint,intint输出某一DA通道的电压GetDA_Statusvoidint查询DA模块的状态DIO5InitDIOvoidint初始化DIO模块DO_WriteChannelint,intint设置某一路DO的逻辑电平DO_WriteChannelsUint32*int设置多路DO的逻辑电平DI_ReadChannelintint采样某一路DI的逻辑电平DI_ReadChannelsUint16*int采样所有DI的逻辑电平通讯5InitHostCommPortvoidint初始化HPIOnCommandvoidvoidHINT中断调度ReadCommandvoidint读命令ReadHostDataint,Uint16*int读PC发送的数据WriteHostDataint,Uint16*int向PC机发送数据others6FeedBackLED_ONvoidvoid开反馈指示灯FeedBackLED_OFFvoidvoid关反馈指示灯ScanLED_ONvoidvoid开扫描指示灯ScanLED_OFFvoidvoid关扫描指示灯ApproachLED_ONvoidvoid开逼近指示灯ApproachLED_OFFvoidvoid关逼近指示灯硬件层程序/* Copyright (C) 2007 Zhongshan University.* All Rights Reserved*-* FILENAME. CSPM_DSP_Driver.c* DATE CREATED. 013/4/2007* LAST MODIFIED. 025/4/2007*/* CSPM_DSP_Driver Module is the hardware function layer of CSPM. It contains * five module.*AD.5 Functions*DA.3 Functions* DIO.5 Funcitons*Comunicaiton.5 Functions* LED.8 Functions*/#include dsk6416cfg.h#include #include #include #include #include /*-Definition-*/#define DIO_SUCCEED 1#define DIO_FAILURE 0#define DA_SUCCEED 1#define DA_FAILURE 0#define AD_SUCCEED 1#define AD_FAILURE 0#define COMM_INIT_SUCCEED 1#define COMM_INIT_FAILURE 0#define DATA_READ_SUCCEED 1#define DATA_READ_FAILURE 0#define DATA_WRITE_SUCCEED 1#define DATA_WRITE_FAILURE 0GPIO_Handle hGpio0;GPIO_Config gpioCfg0 = 0x00001E00, /* GPIO Global Control Register (GPGC) */0x0000FFFF, /* GPIO Enable Register (GPEN) */0x0000FFFF, /* GPIO Direction Register (GPDIR)*/ 0x00000000, /* GPIO High Mask Register (GPHM)*/ 0x00000000, /* GPIO Low Mask Register (GPLM)*/ 0x00000000 /* GPIO Interrupt Polarity Register (GPPOL)*/;void InitGPIO(void);/*AD Module*/#define MAX_AD_BUFFER_SIZE 10240; #define AD_INPUT_RANGE_PN_5 0 / -5v to +5v#define AD_INPUT_RANGE_P_5 1 / 0v to +5v#define AD_INPUT_RANGE_PN_10 2 / -10v to +10v#define AD_INPUT_RANGE_P_10 3 / 0v to 10vUint16 AD_Config = 0x0300; /Uint16 AD_Config = 0x8000; /* Bit 15 : SGL or DIFF Bit 13-12: select channel Bit 11-10: input range Bit 9-8: power down select */int GlobalEnableChannelNo16;int GlobalEnableChannelCount = 0;int GlobalTotalSampleCount = 0; /* Record the total numbers of AD convertion */int GlobalChip1ChannelEnableCount = 0;int GlobalChip2ChannelEnableCount = 0;int AD_Count = 0; static int ScanMode = 0; / Current AD convertion countint InitAD(void);int AD_ReadChannels(int InputRange,int ChannelEnable, /bit 0 to 7 enable channel int * SampleCountPerChannel,Uint16 * AD_Buffer); /* Read multiple AD datas form channels. */Uint16 AD_ReadChannel(int InputRange, int ChannelNo); /* Read sigle data from AD ch- annel. */int AD_SetInputRange(int InputRange);int AD_SelChannel(int ChannelNo);int GetAD_Status(void); /*DA Module*/int InitDA(void);int DA_WriteChannel(int ChannelNo, Uint16 Value);int GetDA_Status(void);/*DIO Module*/Uint32 DO_Data2;Uint16 DI_Data;int InitDIO(void);int DO_WriteChannel(int ChannelNo, int Data);int DO_WriteChannels(Uint32 * Data);int DI_ReadChannel(int ChannelNo);int DI_ReadChannels(Uint16 * Data);/*Communication Module*/#define MAX_BUFFER_RECEIVE_SIZE 10240#define MAX_BUFFER_SEND_SIZE 514#define BLOCK_SIZE 256Uint16 far BufferReceiveMAX_BUFFER_RECEIVE_SIZE;Uint16 far BufferSendMAX_BUFFER_SEND_SIZE;Uint16 HasCommand = 0;interrupt void OnCommand();IRQ_Config HostIrqConfig = OnCommand,0x00000000,IRQ_CCMASK_PCC_ENABLE | IRQ_CCMASK_DCC_MAPPED,IRQ_IEMASK_ALL;int InitHostCommPort(void);interrupt void OnCommand(void);int ReadCommand(void);int ReadHostData(int WordNos ,Uint16 Comm_Buffer); /* Read a number of datas fr- om Mail-Box. Max numbers of datas read from Mail-Box is 256. */int WriteHostData(int WordNos, Uint16 Comm_Buffer); /* Write a number of datas to Mail-Box and sent them to the host. Max numbers of datas can mord than 256 . The Function can auto deal with the sendings po- rssese. */ /*-Declearation-*/void InitGPIO(void)hGpio0 = GPIO_open(GPIO_DEV0,GPIO_OPEN_RESET);GPIO_config(hGpio0, &gpioCfg0);/*AD Module*/int InitAD(void)PRD_stop(&PRD_AD);MCBSP_start(hMcbsp0,MCBSP_RCV_START | MCBSP_XMIT_START | MCBSP_SRGR_START| MCBSP_SRGR_FRAMESYNC, 0);return AD_SUCCEED;Uint16 * Buffer;int AD_ReadChannels(int InputRange, int ChannelEnable, int * SampleCountperChannel, Uint16 AD_Buffer)int i = 0,j = 0,k = 0,l = 0,Data,num = 0,tmp=0;AD_SetInputRange(InputRange);for(i=0;i16;i+)GlobalEnableChannelNoi=i;Buffer = AD_Buffer;k=400;while(k!=0) k-;for(j=0;j=16;j+=2)l=j;if(j=16) l=0;num=GlobalEnableChannelNol;AD_SelChannel(num);for(i=0;i0) & (AD_Count!=GlobalChip1ChannelEnableCount) | (GlobalEnableChannelCount=GlobalChip1ChannelEnableCount)if(AD_Count%GlobalEnableChannelCount = 0) | (AD_Count%GlobalEnableChannelCount = GlobalChip1ChannelEnableCount) & (GlobalEnableChannelCount != GlobalChip1ChannelEnableCount)while (!MCBSP_rrdy(hMcbsp0);BufferAD_Count-GlobalEnableChannelCount = MCBSP_read(hMcbsp0);elseif(AD_Count8)AD_Count = 0;PRD_stop(&PRD_AD);/*AD_CONFIG*Config word length:16 bitsD15:SGL/DIFF (D15=1:Single-Ended;D15=0:Differential-Ended);D14/13/12:Select channel0-7000:channel 0001:channel 2010:channel 4011:channel 6100:channel 1101:channel 3110:channel 5111:channel 7D11/10:Input Range00: -5V TO +5V10: 0V TO +5V01: -10V TO +10V11: 0V TO +10VD9/D8:Power Down Selection00: power on10: Napx1: SleepD7/6/5/4/3/2/1/0: Reserved(Not Used)NOTE:Config Word need to invert because of the 74HC14*AD_CONFIG*/Uint16 AD_ReadChannel(int InputRange, int ChannelNo)Uint16 Data;AD_SetInputRange(InputRange);AD_SelChannel(ChannelNo);/*while (!MCBSP_xrdy(hMcbsp0); MCBSP_write(hMcbsp0,AD_Config); Data = MCBSP_read(hMcbsp0);*/while (!MCBSP_xrdy(hMcbsp0); MCBSP_write(hMcbsp0,AD_Config); Data = MCBSP_read(hMcbsp0);return Data;int AD_SetInputRange(int InputRange)if(InputRange = AD_INPUT_RANGE_PN_5)AD_Config &= 0xF300;AD_Config |= 0x0C00; /xiaoxin add here,in order to invert;else if(InputRange = AD_INPUT_RANGE_P_5)AD_Config &= 0xF300;AD_Config |= 0x0400;else if(InputRange = AD_INPUT_RANGE_PN_10)AD_Config &= 0xF300;AD_Config |= 0x0800;else if(InputRange = AD_INPUT_RANGE_P_10)AD_Config &= 0xF300;/AD_Config |= 0x0C00;return AD_SUCCEED; int AD_SelChannel(int ChannelNo)Uint8 * RegHcntl = (Uint8 *)0x60000001;int TempChannelNo = 0;if(ChannelNo 8)/*RegHcntl &= 0xFFFC;/set CS bit = 0 (xiaoxin Cancel here)*RegHcntl |= 0x0002;/set CS bit = 1;(xiaoxin add here in order to invert;)/GPIO_pinWrite(hGpio0,GPIO_PIN9,1);/AD_CS0 change to AD_CS2(by zwen 2010-5-22)elseChannelNo -= 8;/*RegHcntl |= 0x0003;/set CS bit = 1;(xiaoxin Cancel here)*RegHcntl &= 0xFFFD;/set CS bit = 0 (xiaoxin add here in order to invert;)/GPIO_pinWrite(hGpio0,GPIO_PIN9,0);/AD_CS0 change to AD_CS2(by zwen 2010-5-22)TempChannelNo = ChannelNo&0x0001; TempChannelNo = TempChannelNo1;ChannelNo |= TempChannelNo;ChannelNo =7-ChannelNo;/xiaoxin add here,in order to invert;AD_Config &= 0x8FFF;AD_Config |= ChannelNo12;return AD_SUCCEED;int GetAD_Status(void)return AD_Count;/*DA Module*/int InitDA(void)MCBSP_start(hMcbsp2,MCBSP_RCV_START | MCBSP_XMIT_START | MCBSP_SRGR_START| MCBSP_SRGR_FRAMESYNC, 0);return DA_SUCCEED;int DA_WriteChannel(int ChannelNo, Uint16 Value) int Delay = 400;unsigned int x = 0; Uint16 DA_CS;if(ChannelNo 4)DA_CS = 0x0000;else if(ChannelNo 8)DA_CS = 0x0400;ChannelNo -= 4;else if(ChannelNo 12)DA_CS = 0x1000;ChannelNo -= 8;elseDA_CS = 0x1400;ChannelNo -= 12;/ChannelNo =3-ChannelNo;/invertedx = 65535-Value;/inverted/Value |= ChannelNo22;ChannelNo = 3-ChannelNo;x |= ChannelNo22;x |= 0x200000;/Value |= 0x900000;GPIO_write(hGpio0, GPIO_PIN12|GPIO_PIN10, DA_CS);MCBSP_FSET(PCR2, FSRP, 0);MCBSP_FSET(PCR2, CLKRP, 1); while (!MCBSP_xrdy(hMcbsp2); MCBSP_write(hMcbsp2, x); while(Delay!=0)Delay-; MCBSP_FSET(PCR2, FSRP, 1);MCBSP_FSET(PCR2, CLKRP, 0); MCBSP_setPins(hMcbsp2,MCBSP_PIN_FSR); MCBSP_setPins(hMcbsp2,MCBSP_PIN_CLKR);return DA_SUCCEED;/*DIO Module*/int GetDIO_Status(void)return DIO_SUCCEED;int InitDIO(void)MCBSP_start(hMcbsp1,MCBSP_RCV_START | MCBSP_XMIT_START | MCBSP_SRGR_START| MCBSP_SRGR_FRAMESYNC, 0);return DIO_SUCCEED;int DO_WriteChannel(int ChannelNo, int Data)int Delay = 100;Uint32 Temp_DO_Data;/Uint32 Temp_DI_Data;int address;int DO_Data_OUT;address=ChannelNo/8;address=7-address;/invertedaddress=address8;if(ChannelNo 32)if(!Data)Temp_DO_Data = 0x00000001;DO_Data0 |= Temp_DO_DataChannelNo;elseTemp_DO_Data = 0xFFFFFFFE;Temp_DO_Data=Temp_DO_Data(ChannelNo/8*8); /*ChannelNo 7-0 NO need to right shift;ChannelNo 15-8 need to right shift 8 bits;ChannelNo 23-16 need to right shift 16 bits;ChannelNo 31-24 need to right shift 24 bits;*/DO_Data_OUT=255-DO_Data_OUT;/invertedDO_Data_OUT=DO_Data_OUT+address;elseif(!Data)Temp_DO_Data = 0x00000001;DO_Data1 |= Temp_DO_Data(ChannelNo-32);elseTemp_DO_Data = 0xFFFFFFFE;Temp_DO_Data=Temp_DO_Data(ChannelNo-32)/8*8);/*ChannelNo 39-32 NO need to right shift;ChannelNo 47-40 need to right shift 8 bits;ChannelNo 55-48 need to right shift 16 bits;ChannelNo 63-40 need to right shift 24 bits; */DO_Data_OUT=255-DO_Data_OUT;/invertedDO_Data_OUT=DO_Data_OUT+address;while(!MCBSP_xrdy(hMcbsp1); MCBSP_write(hMcbsp1, DO_Data_OUT); /*DO_Data_OUT:12 bits; DO_Data_OUT 11 :reserve; DO_Data_OUT 10-8: address 2-0; DO_Data_OUT 7-0: 8 bits send data; */ /*CASE (address 2-0) 000:DO 7-0; 001:DO 15-8; 010:DO 23-16; 011:DO 31-24; 100:DO 39-32; 101:DO 47-40; 110:DO 55-48; 111:DO 63-56; */while(Delay!=0)Delay-;while(!MCBSP_rrdy(hMcbsp1); DI_Data= MCBSP_read(hMcbsp1); /*12 bits DI DATA:DI 16-8 AND DI 3-0 */DI_Data =Temp_DI_Data4;/Temp_DI_Data&=0x000F;/DI_Data=0xFFFF-DI_Data;/DI_Data&=0xFF00;/DI_Data+=Temp_DI_Data+0x00F0; /*ADD DI 7-4 TO READ DATA BY VALUE ALL 1 */while(Delay!=0)Delay-;return DIO_SUCCEED; int DO_WriteChannels(Uint32 * Data)int Delay = 400;int Index;int address;int DO_Data_out;/Uint16 Temp_DI_Data;DI_Data = 0;DO_Data0=4294967295-Data0;DO_Data1=4294967295-Data1;for(Index = 0; Index8; Index+)address=7-Index; /invertedaddress=address8;if(Index(Index*8);DO_Data_out=DO_Data_out+address;elseDO_Data_out=0x000000FF&(DO_Data1(Index-4)*8);DO_Data_out=DO_Data_out+address;while(!MCBSP_xrdy(hMcbsp1); MCBSP_write(hMcbsp1, DO_Data_out); while(Delay!=0)Delay-; while(!MCBSP_rrdy(hMcbsp1);DI_Data= MCBSP_read(hMcbsp1);/*Temp_DI_Data= MCBSP_read(hMcbsp1);DI_Data =Temp_DI_Data4;Temp_DI_Data&=0x000F;DI_Data=0xFFFF-DI_Data;DI_Data&=0xFF00;DI_Data+=Temp_DI_Data+0x00F0;*/while(Delay!=0)Delay-;return DIO_SUCCEED;int DI_ReadChannel(int ChannelNo)int Delay = 400;int DO_Data_OUT;/Uint16 Temp_DI_Data;DI_Data = 0;DO_Data_OUT=0x000000FF&DO_Data0;DO_Data_OUT |=0x00000700;/invertedwhile(!MCBSP_xrdy(hMcbsp1); MCBSP_write(hMcbsp1, DO_Data_OUT); while(Delay!=0)Delay-; while(!MCBSP_rrdy(hMcbsp1);DI_Data= MCBSP_read(hMcbsp1);/*Temp_DI_Data= MCBSP_read(hMcbsp1);DI_Data =Temp_DI_DataChannelNo)&0x0001;int DI_ReadChannels(Uint16 * Data)int Delay = 400;int DO_Data_OUT;/Uint32 Temp_DI_Data;DI_Data = 0;DO_Data_OUT=0x000000FF&DO_Data0;DO_Data_OUT |=0x00000700;/invertedwhile(!MCBSP_xrdy(hMcbsp1); MCBSP_write(hMcbsp1, DO_Data_OUT); while(Delay!=0)Delay-; while(!MCBSP_rrdy(hMcbsp1);DI_Data= MCBSP_read(hMcbsp1);/*Temp_DI_Data= MCBSP_read(hMcbsp1);DI_Data =Temp_DI_Data4;Temp_DI_Data&=0x000F;DI_Data= 0xFFFF-DI_Data;DI_Data&=0xFF00;DI_Data+=Temp_DI_Data+0x00F0; */while(Delay!=0)Delay-;*Data = DI_Data;return DIO_SUCCEED;/*Communication Module*/int InitHostCommPort(void)int old_intm;HPI_FSET(HPIC,HWOB,1);HPI_setWriteAddr(Uint32)BufferReceive/4);HPI_setReadAddr(Uint32)BufferSend/4);old_intm = IRQ_globalDisable();/IRQ_map(IRQ_EVT_DSPINT,15);IRQ_map(IRQ_EVT_DSPINT,13);IRQ_config(IRQ_EVT_DSPINT,&HostIrqConfig);IRQ_clear(IRQ_EVT_DSPINT);IRQ_enable(IRQ_EVT_DSPINT);IRQ_globalRestore(old_intm);IRQ_globalEnable();return COMM_INIT_SUCCEED;int ReadCommand(void)return (int)BufferReceive0;int ReadHostData(int WordNos