AD9517_Ccode.rar_AD9517_ad95_lvds

#include "C8051F340.h" #include <stdio.h> #define HIGH 2 #define LOW 0 #define SO (P1&0x02) // P1.1端口 与 0000 0010 #define SI_H P1=P1|0x02 // P1.1端口 或 0000 0010 #define SI_L P1=P1&0xFD // P1.1端口 与 1111 1101 #define SCK_H P1=P1|0x01 // P1.0端口 或 0000 0001 #define SCK_L P1=P1&0xFE // P1.0端口 与 1111 1110 #define CS_9517_L P1=P1&0xFB // P1.2端口 与 1111 1011 #define CS_9517_H P1=P1|0x04 // P1.2端口 或 1111 0100 #define CS_9627_L P1=P1&0xEF // P1.4端口 与 1110 1111 #define CS_9627_H P1=P1|0x10 // P1.4端口 与 0001 0000 //********************************************************************************************************* // AD9517函数 //********************************************************************************************************* void wait() //延时函数 { int k; for(k=0;k<250;k++) {;} } /*---------------------------------------------------------------------------------------------------------------*/ void transfer_byte_num_command( char command ) //传送BYTE个数 命令 1BYTE，2BYTE，3BYTE，stream模式 9517写 { unsigned char mark,data_1,i; CS_9517_L; CS_9627_H; mark=0x80; if (command==1) data_1=0x00; //0000 else if (command==2) data_1=0x20; //0010 else if (command==3) data_1=0x40; //0100 else data_1=0x60; //0110 data_1=0x60; for(i=0;i<4;i++) // { if((data_1&mark)==0) SI_L; else SI_H; mark=mark>>1; SCK_H; wait(); SCK_L; } } /*---------------------------------------------------------------------------------------------------------------*/ void transfer_data_1byte(unsigned int addr ,unsigned char data_1) //向指定地址写入1个字节 9517写 { unsigned char mark1; unsigned int mark2; unsigned int i; mark1=0x80; mark2=0x0800; for(i=0;i<12;i++) // { if((addr&mark2)==0) SI_L; else SI_H; mark2=mark2>>1; SCK_H; wait(); SCK_L; } for(i=0;i<8;i++) // { if((data_1&mark1)==0) SI_L; else SI_H; mark1=mark1>>1; SCK_H; wait(); //时钟 SCK_L; } CS_9517_H; //CS_9627_H; } /*---------------------------------------------------------------------------------------------------------------*/ void transfer_data_2byte(unsigned int addr ,unsigned int data_1) //向指定地址写入2个字节 { unsigned int mark1; unsigned int mark2; unsigned int i; mark1=0x8000; mark2=0x0800; for(i=0;i<12;i++) // { if((addr&mark2)==0) SI_L; else SI_H; mark2=mark2>>1; SCK_H; wait(); //时钟 SCK_L; } for(i=0;i<16;i++) // { if((data_1&mark1)==0) SI_L; else SI_H; mark1=mark1>>1; SCK_H; wait(); //时钟 SCK_L; } CS_9517_H; } /*---------------------------------------------------------------------------------------------------------------*/ unsigned char read_data(unsigned int addr) //形参为地址 A11~A0 12bit 预读取1个字节 9517读 { unsigned char return_data; //地址后3字节有效 unsigned char mark2; //1000 0000 读1BYTE unsigned int mark,i; unsigned int command=0x8000; // 1000 0000 CS_9517_L; // CS_9627_L; return_data=0x00; mark=0x8000; mark2=0x80; for(i=0;i<4;i++) { if((command&mark)==0) SI_L; else SI_H; mark=mark>>1; SCK_H; //时钟 wait(); SCK_L; } for(i=0;i<12;i++) //写入12bit 地址 { if((addr&mark)==0) // mark此时已为0x0800 SI_L; else SI_H; mark=mark>>1; SCK_H; wait(); SCK_L; } P1 |= 0x02; for(i=0;i<8;i++) { if(SO==HIGH) { return_data=return_data|mark2; mark2=mark2>>1; } else mark2=mark2>>1; SCK_H; wait(); SCK_L; } CS_9517_H; //CS_9627_H; return return_data; //返回的数据为8bit } //********************************************************************************************************* // 单片机初始化 //********************************************************************************************************* void Oscillator_Init() { int i = 0; // OSCICN = 0x00; OSCXCN = 0x67; for (i = 0;i<3000; i++); // Wait 1ms for initialization while ((OSCXCN & 0x80)== 0); CLKSEL=0x01; //如果要选择外部振荡器作为系统时钟，必须将CLKSL(CLKSEL的第0位)设为1 } void Port_IO_Init() { P0MDIN = 0x3F; // P2MDOUT = 0xFF; // P2MDOUT=0x04; P1MDIN =0xFF; //P1 端口全数字输入 P1MDOUT=0x17; // 0001 0011 || P1.0 SCK || P1.1 DIO || P1.2 CS9517 || P1.4 CS9627 // P1MDOUT=0xFF; //for test XBR1 = 0x40; // // XBR2 = 0x40; //交叉开关使能 } void Reset_Sources_Init() { int i = 0; // PCA0MD=0x80; VDM0CN= 0x00; for (i =0; i <350;i++); // Wait 100us for initialization RSTSRC=0x02; } void PCA_Init() { PCA0MD &= ~0x40; // PCA0MD = 0x00; //Watchdog disenable } //********************************************************************************************************* void initial_9517() //9517 初始化 { // char data_1; char num=1; int i=0; unsigned char xdata data_1=0,data_2=0,data_3=0,data_4=0,data_5=0,data_6=0,data_7=0,data_8=0,status=0; unsigned char xdata data_9=0,data_10=0,data_11=0,data_12=0,data_13=0,data_14=0,data_15=0,data_16=0; unsigned int xdata addr1=0x0000,addr2=0x0004,addr3=0x0232; //serial port config /* transfer_byte_num_command(1); transfer_data_1byte(0x0000,0x3C); //0011 1100 RESET transfer_byte_num_command(1); transfer_data_1byte(0x0232,0x01); // refresh register */ transfer_byte_num_command(1); transfer_data_1byte(0x0018,0x06); // 0000 0110 PLL COntrol_3 VCO CAL NOW transfer_byte_num_command(1); transfer_data_1byte(0x0232,0x01); // refresh register transfer_byte_num_command(1); transfer_data_1byte(0x0000,0x18); transfer_byte_num_command(1); transfer_data_1byte(0x0004,0x01); // read back from active registers transfer_byte_num_command(1); transfer_data_1byte(0x0232,0x01); // refresh register data_1=read_data(0x00F0); wait(); data_2=read_data(0x00F1); wait(); data_3=read_data(0x00F4); wait(); data_4=read_data(0x00F5); wait(); data_5=read_data(0x0140); wait(); data_6=read_data(0x0141); wait(); data_7=read_data(0x0142); wait(); data_8=read_data(0x0143); wait(); data_9=read_data(0x0190); wait(); data_10=read_data(0x0191); wait(); data_11=read_data(0x0192); wait(); data_12=read_data(0x0197); wait(); data_13=read_data(0x0198); wait(); data_14=read_data(0x0199); wait(); data_15=read_data(0x019C); wait(); //PLL config //从CLK输入 //LVDS/CMOS Channel Dividers // transfer_by