CS5463与51单片机链接编写程序读取功率因数.docx

//程序读取功率因数，显示在数码管上，并通过串口发送，串口波特率9600，8，，n，1 #include reg52.h #define uchar unsigned char #define uint unsigned int int count1s; unsigned int count1m; unsigned char dis_bitcount=0; unsigned char display_o[6]; unsigned char display_q[6]; unsigned char display_pf[6]; unsigned char display_temp[6]; unsigned char SEG[30]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x40,0x79,0x24,0x30,0x19,0x12,0x02,0x78,0x00,0x10,0xbf,0x00} ;//0,1,2,3,4,5,6,7,8,9 后面是带小数点的0～9 unsigned char dis_bitdriver=0; static uchar idata cs5463rw[3]={0,0,0}; //cs5463读写寄存器 static uchar idata cs5463tm[3]={0,0,0}; //cs5463读出状态 sbit reset_5463=P2^1; sbit cs_5463=P2^0; sbit sdi_5463=P2^5; sbit sdo_5463=P2^2; sbit sclk_5463=P2^4; sbit int_5463=P2^3; sbit s1=P3^3; unsigned char result_h; // unsigned char result_l; // unsigned int pf,tem; /*延时1ms乘以count*/ void delay1ms(int count) { int j,k; while(count-- != 0) { for(j=0;j9;j++) for(k=0;k15;k++); } } //---- void nop_1us(void) //1us { uchar i; for(i = 0;i 3;i++); } send(unsigned char a) { TI = 0; SBUF=a; while(!TI); } /**********cs5463**********/ /**********cs5463**********/ void send_5463(uchar send_data) //发一个命令字节cs5463 { uchar i; sclk_5463 = 0; for(i = 0;i 8;i++) { if(send_data 0x80) sdi_5463 = 1; else sdi_5463 = 0; sclk_5463 = 1; send_data = 1; nop_1us(); sclk_5463 = 0; } } void write_5463(uchar *pbuf,uchar command) //*pbuf = h_byte *(pbuf+1) = m_byte *(pbuf+2) = l_byte { uchar j,k; send_5463(command); for(j = 0;j 3;j++) { sclk_5463 = 0; for(k = 0;k 8;k++) { if(*pbuf0x80) sdi_5463 = 1; else sdi_5463 = 0; sclk_5463 = 1; *pbuf = 1; nop_1us(); sclk_5463 = 0; } pbuf += 1; } } void read_5463(uchar *pbuf,uchar command) //*pbuf