铁电DSP程序.doc

/*版权(c) 2008-2010*/#include ./includeDSP2833x_Device.h#include ./TaskTask_Global_h.h/*/*#defineCLK0GpioDataRegs.GPACLEAR.bit.GPIO5 = 1/CLK=0#defineCLK1GpioDataRegs.GPASET.bit.GPIO5 = 1/CLK=1#defineCSONGpioDataRegs.GPACLEAR.bit.GPIO2 = 1/CS片选#defineCSOFFGpioDataRegs.GPASET.bit.GPIO2 = 1/CS=1#defineSI_1GpioDataRegs.GPASET.bit.GPIO4 = 1/SI=1#defineSI_0GpioDataRegs.GPACLEAR.bit.GPIO4 = 1/SI=0#defineSOGpioDataRegs.GPADAT.bit.GPIO3/SO#defineDelayClk()asm( RPT #22 |NOP)/*/*写使能*void WREN(void)Uint8 i,j=0x80,ks=0x06,j1;/06CLK0;/CLK=0DelayClk();CSON;/CS片选DelayClk();for(i=0;i 1;CLK0;/CLK=0DelayClk();CSOFF;/CS=1/*/*WRITE_ROM*void WRITE_ROM(Uint16 Address,Uint8 Data_R)Uint8 i,j1,j2,ks,j=0x80;CLK0;/CLK=0DelayClk();CSON;/CS片选DelayClk();for(j2=0;j28);/地址9-11BITelse if(j2=2)ks=(unsigned char)(Address & 0xff);/地址低8位elseks=Data_R;/数据for(i=0;i1;CLK0;/CLK=1DelayClk();CSOFF;/CS=1return;/*/*READ_ROM*/Address:0-0X7FF FOR FM25L16Uint8 READ_ROM(Uint16 Address)Uint8 i,j1,j2,ks,j=0x80;Uint8 Temp=0x00;CLK0;/CLK=0DelayClk();CSON;/CS片选DelayClk();for(j2=0;j28);/地址9-11BITelse ks=(unsigned char)(Address&0xff);/地址低8位for(i=0;i1;for(i=0;i8;i+)Temp=Temp1;CLK0;/CLK=0DelayClk();CLK1;/CLK=1DelayClk();Temp+=SO;CLK0;/CLK=0DelayClk();CSOFF;/CS片选不选中return(Temp);/*/*读铁电存储器状态*/Address:0-0X7FF FOR FM25L16Uint8 READ_STATUS()Uint8 i,j1,ks,j=0x80;Uint8 Temp=0x00;CLK0;/CLK=0DelayClk();CSON;/CS片选DelayClk();ks=0x05;for(i=0;i1;for(i=0;i8;i+)Temp=Temp1;CLK0;/CLK=0DelayClk();Temp+=SO;CLK1;/CLK=1DelayClk();CLK0;/CLK=0DelayClk();CSOFF;/CS片选不选中return(Temp);/*/*写铁电存储状态*void WRSR(Uint8 status)Uint8 i,j1,j2,ks,j=0x80;CLK0;/CLK=0DelayClk();CSON;/CS片选DelayClk();ks=0x01;for(j2=0;j22;j2+)CLK0;DelayClk();/CLK=0j=0x80;if(j2=0)ks=0x01;/WRSRelseks=status;for(i=0;i1;CLK0;DelayClk();CSOFF;/CS=1/*/*连续读*/读储存数据暂存器,为0-999 共1000个字Uint16 ReadFRAM(Uint16 Number)Uint16 ByteL, ByteH;if(Number 1000)Number = 1;DINT;ByteL = READ_ROM(Number+);ByteH = READ_ROM(Number);EINT;return (ByteH 8) | ByteL);elsereturn 0;/*/*连续写*void WriteFRAM(Uint16 Number,Uint16 Data)Uint16 ByteL, ByteH;if(Nu