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📄 sta013.c

📁 用LPC932控制sta013解码芯片
💻 C
📖 第 1 页 / 共 3 页
字号:
0x23, 0x80, 0x24, 0x80, 0x25, 0x48, 0x26, 0xaa, 0x27, 0x0a, 
0x28, 0xb9, 0x20, 0x70, 0x21, 0x5e, 0x22, 0xb8, 0x23, 0x95, 
0x24, 0x89, 0x25, 0x07, 0x26, 0x12, 0x27, 0x08, 0x28, 0xba, 
0x20, 0x00, 0x21, 0x00, 0x22, 0x00, 0x23, 0x80, 0x24, 0x09, 
0x25, 0x4b, 0x26, 0xaa, 0x27, 0x0a, 0x28, 0xbb, 0x20, 0x70, 
0x21, 0x5f, 0x22, 0xb8, 0x23, 0x95, 0x24, 0x89, 0x25, 0x07, 
0x26, 0x10, 0x27, 0x08, 0x28, 0xbc, 0x20, 0x00, 0x21, 0x00, 
0x22, 0x00, 0x23, 0x00, 0x24, 0x1c, 0x25, 0x83, 0x26, 0xab, 
0x27, 0x0a, 0x28, 0xbd, 0x20, 0x03, 0x21, 0x32, 0x22, 0x09, 
0x23, 0x83, 0x24, 0x89, 0x25, 0x07, 0x26, 0x26, 0x27, 0x0d, 
0x28, 0xbe, 0x20, 0x00, 0x21, 0x00, 0x22, 0x00, 0x23, 0x00, 
0x24, 0x82, 0x25, 0x8c, 0x26, 0xab, 0x27, 0x0a, 0x28, 0xbf, 
0x20, 0x03, 0x21, 0x25, 0x22, 0x09, 0x23, 0x83, 0x24, 0x89, 
0x25, 0x07, 0x26, 0x26, 0x27, 0x0d, 0x28, 0xc0, 0x20, 0x42, 
0x21, 0xbc, 0x23, 0x80, 0x26, 0xaa, 0x27, 0x0a, 0x28, 0xc1, 
0x20, 0x00, 0x21, 0x01, 0x22, 0x00, 0x23, 0x00, 0x24, 0x01, 
0x25, 0xc0, 0x26, 0xab, 0x28, 0xc2, 0x20, 0x70, 0x21, 0x0f, 
0x22, 0xb8, 0x23, 0x95, 0x24, 0x89, 0x25, 0x07, 0x26, 0x20, 
0x27, 0x00, 0x28, 0xc3, 0x20, 0x03, 0x21, 0xe3, 0x22, 0x0f, 
0x23, 0x83, 0x26, 0x26, 0x27, 0x0d, 0x28, 0xc4, 0x20, 0x05, 
0x21, 0x00, 0x22, 0x00, 0x23, 0x84, 0x26, 0xb4, 0x27, 0x09, 
0x28, 0xc5, 0x20, 0x00, 0x21, 0x03, 0x23, 0x95, 0x26, 0x14, 
0x27, 0x08, 0x28, 0xc6, 0x21, 0xa6, 0x23, 0xa4, 0x26, 0x2a, 
0x27, 0x05, 0x28, 0xc7, 0x21, 0x00, 0x23, 0xa0, 0x26, 0x44, 
0x27, 0x09, 0x28, 0xc8, 0x21, 0x18, 0x22, 0x6d, 0x23, 0x80, 
0x24, 0x9e, 0x25, 0x7b, 0x26, 0xaa, 0x27, 0x0a, 0x28, 0xc9, 
0x20, 0x42, 0x21, 0x13, 0x22, 0x0b, 0x24, 0x89, 0x25, 0x07, 
0x28, 0xca, 0x20, 0x00, 0x21, 0xae, 0x22, 0x00, 0x23, 0x95, 
0x26, 0x24, 0x27, 0x00, 0x28, 0xcb, 0x21, 0x00, 0x22, 0x03, 
0x23, 0x80, 0x24, 0x87, 0x25, 0x7b, 0x26, 0xaa, 0x27, 0x0a, 
0x28, 0xcc, 0x20, 0x42, 0x21, 0x16, 0x22, 0x0b, 0x24, 0x89, 
0x25, 0x07, 0x28, 0xcd, 0x20, 0x00, 0x21, 0xae, 0x22, 0x00, 
0x23, 0x95, 0x26, 0x24, 0x27, 0x00, 0x28, 0xce, 0x20, 0x05, 
0x21, 0x00, 0x23, 0x84, 0x26, 0xb4, 0x27, 0x09, 0x28, 0xcf, 
0x20, 0x03, 0x21, 0x0d, 0x22, 0x0b, 0x23, 0x83, 0x26, 0x26, 
0x27, 0x0d, 0x28, 0xd0, 0x20, 0x00, 0x21, 0x00, 0x22, 0x00, 
0x23, 0x00, 0x24, 0x80, 0x26, 0x02, 0x27, 0x00, 0x28, 0xd1, 
0x23, 0x80, 0x24, 0x09, 0x25, 0x48, 0x26, 0x1e, 0x28, 0xd2, 
0x21, 0x58, 0x22, 0x34, 0x23, 0x33, 0x24, 0x80, 0x25, 0x07, 
0x26, 0x2a, 0x28, 0xd3, 0x21, 0x00, 0x22, 0x00, 0x23, 0x00, 
0x26, 0x80, 0x27, 0x10, 0x28, 0xd4, 0x21, 0x10, 0x23, 0x63, 
0x26, 0x2a, 0x27, 0x00, 0x28, 0xd5, 0x21, 0x00, 0x23, 0x60, 
0x26, 0xa8, 0x27, 0x12, 0x28, 0xd6, 0x21, 0xaf, 0x22, 0x4c, 
0x23, 0x00, 0x26, 0xc8, 0x27, 0x0c, 0x28, 0xd7, 0x21, 0x00, 
0x22, 0x00, 0x26, 0x80, 0x27, 0x05, 0x28, 0xd8, 0x23, 0x80, 
0x24, 0x86, 0x25, 0x3b, 0x26, 0x1e, 0x27, 0x00, 0x28, 0xd9, 
0x20, 0x42, 0x21, 0x1c, 0x22, 0x0e, 0x23, 0x00, 0x24, 0x80, 
0x25, 0x07, 0x28, 0xda, 0x20, 0x00, 0x21, 0x35, 0x22, 0x29, 
0x26, 0xc4, 0x27, 0x0c, 0x28, 0xdb, 0x20, 0x02, 0x21, 0x1d, 
0x22, 0x0e, 0x26, 0x1e, 0x27, 0x00, 0x28, 0xdc, 0x20, 0x00, 
0x21, 0x7f, 0x22, 0x34, 0x26, 0xc4, 0x27, 0x0c, 0x28, 0xdd, 
0x21, 0x00, 0x22, 0x00, 0x23, 0x90, 0x24, 0x9f, 0x25, 0x04, 
0x26, 0x10, 0x27, 0x0a, 0x28, 0xde, 0x23, 0x00, 0x24, 0x84, 
0x25, 0x00, 0x26, 0x80, 0x27, 0x10, 0x28, 0xdf, 0x21, 0x06, 
0x23, 0x63, 0x24, 0x80, 0x25, 0x07, 0x26, 0x2a, 0x27, 0x00, 
0x28, 0xe0, 0x21, 0x00, 0x23, 0x80, 0x24, 0x89, 0x26, 0xaa, 
0x27, 0x0a, 0x28, 0xe1, 0x20, 0x05, 0x23, 0x84, 0x26, 0xb4, 
0x27, 0x09, 0x28, 0xe2, 0x20, 0x70, 0x21, 0x61, 0x22, 0xb8, 
0x23, 0x95, 0x26, 0x12, 0x27, 0x08, 0x28, 0xe3, 0x20, 0x00, 
0x21, 0x01, 0x22, 0x00, 0x23, 0x80, 0x24, 0x86, 0x25, 0xc3, 
0x26, 0xab, 0x27, 0x0a, 0x28, 0xe4, 0x20, 0x42, 0x21, 0xce, 
0x22, 0x0f, 0x24, 0x89, 0x25, 0x07, 0x26, 0xaa, 0x28, 0xe5, 
0x20, 0x70, 0x21, 0x50, 0x22, 0xb8, 0x23, 0x95, 0x26, 0x12, 
0x27, 0x08, 0x28, 0xe6, 0x20, 0x05, 0x21, 0x00, 0x22, 0x00, 
0x23, 0x84, 0x26, 0xb4, 0x27, 0x09, 0x28, 0xe7, 0x20, 0x70, 
0x21, 0x64, 0x22, 0xb8, 0x23, 0x95, 0x26, 0x12, 0x27, 0x08, 
0x28, 0xe8, 0x20, 0x00, 0x21, 0x01, 0x22, 0x00, 0x23, 0x80, 
0x24, 0x86, 0x25, 0xc3, 0x26, 0xab, 0x27, 0x0a, 0x28, 0xe9, 
0x20, 0x42, 0x21, 0xd3, 0x22, 0x0f, 0x24, 0x89, 0x25, 0x07, 
0x26, 0xaa, 0x28, 0xea, 0x20, 0x70, 0x21, 0x51, 0x22, 0xb8, 
0x23, 0x95, 0x26, 0x12, 0x27, 0x08, 0x28, 0xeb, 0x20, 0x05, 
0x21, 0x00, 0x22, 0x00, 0x23, 0x84, 0x26, 0xb4, 0x27, 0x09, 
0x28, 0xec, 0x20, 0x70, 0x21, 0x65, 0x22, 0xb8, 0x23, 0x95, 
0x26, 0x12, 0x27, 0x08, 0x28, 0xed, 0x20, 0x00, 0x21, 0x01, 
0x22, 0x00, 0x23, 0x80, 0x24, 0x86, 0x25, 0xc3, 0x26, 0xab, 
0x27, 0x0a, 0x28, 0xee, 0x20, 0x42, 0x21, 0xd8, 0x22, 0x0f, 
0x24, 0x89, 0x25, 0x07, 0x26, 0xaa, 0x28, 0xef, 0x20, 0x70, 
0x21, 0x52, 0x22, 0xb8, 0x23, 0x95, 0x26, 0x12, 0x27, 0x08, 
0x28, 0xf0, 0x20, 0x05, 0x21, 0x00, 0x22, 0x00, 0x23, 0x84, 
0x26, 0xb4, 0x27, 0x09, 0x28, 0xf1, 0x20, 0x70, 0x21, 0x61, 
0x22, 0xb8, 0x23, 0x95, 0x26, 0x02, 0x27, 0x08, 0x28, 0xf2, 
0x20, 0x00, 0x21, 0x01, 0x22, 0x00, 0x23, 0x80, 0x24, 0x86, 
0x25, 0xc3, 0x26, 0xab, 0x27, 0x0a, 0x28, 0xf3, 0x20, 0x42, 
0x21, 0xdd, 0x22, 0x0f, 0x24, 0x89, 0x25, 0x07, 0x26, 0xaa, 
0x28, 0xf4, 0x20, 0x70, 0x21, 0x50, 0x22, 0xb8, 0x23, 0x95, 
0x26, 0x02, 0x27, 0x08, 0x28, 0xf5, 0x20, 0x05, 0x21, 0x00, 
0x22, 0x00, 0x23, 0x84, 0x26, 0xb4, 0x27, 0x09, 0x28, 0xf6, 
0x20, 0x00, 0x21, 0x01, 0x23, 0x80, 0x24, 0x86, 0x25, 0xcb, 
0x26, 0xab, 0x27, 0x0a, 0x28, 0xf7, 0x20, 0x42, 0x21, 0xe1, 
0x22, 0x0f, 0x24, 0x89, 0x25, 0x07, 0x26, 0xaa, 0x28, 0xf8, 
0x20, 0x00, 0x21, 0x02, 0x22, 0x00, 0x23, 0x00, 0x24, 0x81, 
0x25, 0xc4, 0x26, 0xab, 0x28, 0xf9, 0x21, 0x00, 0x23, 0x80, 
0x24, 0x89, 0x25, 0x48, 0x26, 0xaa, 0x28, 0xfa, 0x20, 0x05, 
0x23, 0x84, 0x25, 0x07, 0x26, 0xb4, 0x27, 0x09, 0x28, 0xfb, 
0x20, 0x70, 0x21, 0x4e, 0x22, 0xb8, 0x23, 0x95, 0x26, 0x10, 
0x27, 0x08, 0x28, 0xfc, 0x20, 0x00, 0x21, 0x00, 0x22, 0x00, 
0x23, 0x80, 0x24, 0x86, 0x25, 0xc3, 0x26, 0xab, 0x27, 0x0a, 
0x28, 0xfd, 0x20, 0x42, 0x21, 0xe7, 0x22, 0x0f, 0x24, 0x89, 
0x25, 0x07, 0x26, 0xaa, 0x28, 0xfe, 0x20, 0x00, 0x21, 0xbb, 
0x22, 0x00, 0x23, 0x95, 0x26, 0x20, 0x27, 0x00, 0x28, 0xff, 
0x20, 0x05, 0x21, 0x00, 0x23, 0x84, 0x26, 0xb4, 0x27, 0x09, 
0x2a, 0x08, 0x10, 0x01, 0x3a, 0x00, 0x64, 0x3a, 0x65, 0xbb, 
0x08, 0x3a, 0x09, 0xbb, 0x50, 0x10, 0x52, 0x67, 0x51, 0x77, 
/*0x05, 0xa1,*/   0x18, 0x04, 0xff, 0xff};

//u8 code Updata[]={
//0x10, 0x01, 0x10, 0x00, 0x14, 0x01, 0x54, 0x01,0x55, 0x31, 0x52, 0x67, 0x51, 0x77, 0x65, 0xbb, 0x64, 0x31,
//0x50, 0x10, 0x61, 0x0f, 0x06, 0x0c, 0x07, 0x00, 0x05, 0xa1,0x0d, 0x00, 0x18, 0x04, 0x0c, 0x01, 0x72, 0x01, 0x13, 0x01,0x14, 0x00, 0xff, 0xff};

// Board specific settings from STA013 data sheet
//u8 Updata[]= {0x54, 0x01, 0x55, 0x21, 0x06, 0x0c, 0x0b, 0x03, 0x61, 0x0f, 0x50, 0x10, 
//0x65, 0x55, 0x52, 0x04, 0x64, 0x55, 0x51, 0x00, 0x05, 0xa1, 0x0d, 0x00, 0x18, 0x04, 0x0c, 0x05, 0x13, 0x00, 0xff, 0xff};

//短延时
void Delays(long us) 
{
    while ( us ) us--;
}

//与STA013的连接IO初始化
void IoIni(void)
{
   P0M1=0x00;
   P0M2=0x00;
   //SPI初始化
   P2M1=0x80;
   P2M2=0x00;
   SPCTL=0xdc;                                 //SSIG=1,SPIEN=1,MSTR=1;
   SPSTAT=0xC0;                                //清除SPSTAT中的标志位

  //I2C初始化                           
   P1M1=0x1c;                                  //SDA,SCl为开漏输出
   P1M2=0x0c;
}

//STA013复位
void sta_Reset(void)
{
	RESET=1;		//RST低为复位
	RESET=0;
	Delays(20);
	RESET=1;
	Delays(20);
}

/*******************************************************************
                     起动总线函数               
函数原型: void  Start_I2c();  
功能:     启动I2C总线,即发送I2C起始条件.  
********************************************************************/
void Start_I2c()
{
  SDA=1;   	/*发送起始条件的数据信号*/
  _Nop();
  SCL=1;
  _Nop();    	/*起始条件建立时间大于4.7us,延时*/
  _Nop();
  _Nop();
  _Nop();
  _Nop();
  SDA=0;   	/*发送起始信号*/
  _Nop();    	/* 起始条件锁定时间大于4μs*/
  _Nop();
  _Nop();
  _Nop();
  _Nop();
  SCL=0;   	/*钳住I2C总线,准备发送或接收数据 */
  _Nop();
  _Nop();
}

/*******************************************************************
                       结束总线函数               
函数原型: void  Stop_I2c();  
功能:     结束I2C总线,即发送I2C结束条件.  
********************************************************************/
void Stop_I2c()
{
  SDA=0;  	/*发送结束条件的数据信号*/
  _Nop();   	/*发送结束条件的时钟信号*/
  SCL=1;  	/*结束条件建立时间大于4μs*/
  _Nop();
  _Nop();
  _Nop();
  _Nop();
  _Nop();

  SDA=1;  	/*发送I2C总线结束信号*/
  _Nop();
  _Nop();
  _Nop();
  _Nop();
}

/*******************************************************************
                 字节数据发送函数               
函数原型: void  SendByte(uchar c);
功能:     将数据c发送出去,可以是地址,也可以是数据,发完后等待应答,并对
          此状态位进行操作.(不应答或非应答都使ack=0)     
     	  发送数据正常,ack=1; ack=0表示被控器无应答或损坏。
********************************************************************/
void  SendByte(uchar c)
{
 uchar BitCnt;
 
 for(BitCnt=0;BitCnt<8;BitCnt++)  /*要传送的数据长度为8位*/
    {
     if((c<<BitCnt)&0x80)SDA=1;   /*判断发送位*/
       else  SDA=0;                
     _Nop();
     SCL=1;               /*置时钟线为高,通知被控器开始接收数据位*/
      _Nop(); 
      _Nop();             /*保证时钟高电平周期大于4μs*/
      _Nop();
      _Nop();
      _Nop();         
     SCL=0; 
    }
    
    _Nop();
    _Nop();
    SDA=1;                /*8位发送完后释放数据线,准备接收应答位*/
    _Nop();
    _Nop();   
    SCL=1;
    _Nop();
    _Nop();
    _Nop();
    if(SDA==1)ack=0;     
       else ack=1;        /*判断是否接收到应答信号*/
    SCL=0;
    _Nop();
    _Nop();
}

/*******************************************************************
                 字节数据接收函数               
函数原型: uchar  RcvByte();
功能:  	  用来接收从器件传来的数据,并判断总线错误(不发应答信号),
          发完后请用应答函数应答从机。  
********************************************************************/	
uchar  RcvByte()
{
  uchar retc;
  uchar BitCnt;
  
  retc=0; 
  SDA=1;             		/*置数据线为输入方式*/
  for(BitCnt=0;BitCnt<8;BitCnt++)
      {
        _Nop();           
        SCL=0;                  /*置时钟线为低,准备接收数据位*/
        _Nop();
        _Nop();                 /*时钟低电平周期大于4.7μs*/
        _Nop();
        _Nop();
        _Nop();
        SCL=1;                  /*置时钟线为高使数据线上数据有效*/
        _Nop();
        _Nop();
        retc=retc<<1;
        if(SDA==1)retc=retc+1;  /*读数据位,接收的数据位放入retc中 */
        _Nop();
        _Nop(); 
      }
  SCL=0;    
  _Nop();
  _Nop();
  return(retc);
}

/********************************************************************
                     应答子函数
函数原型:  void Ack_I2c(bit a);
功能:      主控器进行应答信号(可以是应答或非应答信号,由位参数a决定)
********************************************************************/
void Ack_I2c(bit a)
{
  
  if(a==0)SDA=0;     	     /*在此发出应答或非应答信号 */
        else SDA=1;
  _Nop();
  _Nop();
  _Nop();      
  SCL=1;
  _Nop();
  _Nop();                    /*时钟低电平周期大于4μs*/
  _Nop();
  _Nop();
  _Nop();  
  SCL=0;                     /*清时钟线,钳住I2C总线以便继续接收*/
  _Nop();
  _Nop();    
}




/*******************************************************************
                    向有子地址器件发送多字节数据函数               
函数原型: bit  ISendStr(uchar sla,uchar suba,uchar *s,uchar no);  
功能:     从启动总线到发送地址,子地址,数据,结束总线的全过程,从器件
          地址sla,子地址suba,发送内容是s指向的内容,发送no个字节。
          如果返回1表示操作成功,否则操作有误。
注意:    使用前必须已结束总线。
********************************************************************/
bit ISendStr(uchar sla,uchar suba,uchar *s,uchar no)
{
   uchar i;

   Start_I2c();               /*启动总线*/
   SendByte(sla);             /*发送器件地址*/
   if(ack==0)return(0);

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