CY22393的应用

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Posted on 2011-07-29 16:25 蓝色星宇阅读(1309) 评论(0) 收藏举报

CY22393的应用。

第一步：

用CyclocksRT 软件设置好需要产生的频率等参数。生成配置文件。

第二步：

用CY3672（编程器）+CY3672ADP003（IC 座）将配置文件烧录。或用第三方烧录器如河洛等烧录。

最后焊接到板子上就可以应用了。

原理图连接：

Pin16 --VCC（或IO 控制），Pin15（S2）---GND，Pin12/Pin13--I2C线上拉。

如下为调试成功的I2C 控制

/*
CY22393
*/

#define CY22393_ADDR 0x69
#define CY22393_I2C_ADDR CY22393_ADDR

#define CY22393_PLL_ENABLE 0x40 //bit6
//#define CY22393_PLL_DISABLE 10111111B //0xBF//bit6
#define CY22393_PLL_DISABLE 0xBF //0xBF//bit6

//REG
#define CY22393_REG_CLKA_DIVIDE 0x08 //divsel:0
//#define CY22393_REG_CLKA_DIVIDE 0x09 //divsel:1
#define CY22393_REG_CLKB_DIVIDE 0x0A //divsel:0
//#define CY22393_REG_CLKB_DIVIDE 0x0B //divsel:1
#define CY22393_REG_CLKD_DIVIDE 0x0D //

#define CY22393_REG_DIVIDE 0x0C //CLKC

#define CY22393_REG_SOURCE 0x0E

#define CY22393_REG_PLLP    0x4A
#define CY22393_REG_PLLQ    0x49
#define CY22393_REG_PLLE    0x4B

#define CY22393_REG_PLLP0    0x41
#define CY22393_REG_PLLQ0    0x40
#define CY22393_REG_PLLE0    0x42

#define CY22393_REG_PLLP1    0x44
#define CY22393_REG_PLLQ1    0x43
#define CY22393_REG_PLLE1    0x45

#define CY22393_REG_PLLP2    0x47
#define CY22393_REG_PLLQ2    0x46
#define CY22393_REG_PLLE2    0x48

#define CY22393_REG_AC 0x0F
#define CY22393_REG_DC 0x10

#define CY22393_REG_PLL2P    0x12
#define CY22393_REG_PLL2Q    0x11
#define CY22393_REG_PLL2E    0x13

//Data
#define CY22393_PLLE_200M_200K 0x58
#define CY22393_PLL2E_200M_200K 0x40

#define CY22393_SOURCE_PLL 0x55 //DCBA PLL1:01
#define CY22393_SOURCE_REF 0x45 //DCBA ref:00
#define CY22393_SOURCE_REF 0x45 //DCBA ref:00
#define CY22393_SOURCE_PLL2 0x65 //DCBA PLL2:10

#define CY22393_AC 0x55
#define CY22393_DC 0x55

//divide
#define CY22393_DIVIDE_200M 2
#define CY22393_DIVIDE_100M 4
#define CY22393_DIVIDE_80M   5
#define CY22393_DIVIDE_40M   10
#define CY22393_DIVIDE_20M   1

#define CY22393_DIVIDE_8M   25//41
#define CY22393_DIVIDE_4M   5
#define CY22393_DIVIDE_2M   10

#define CY22393_DIVIDE_800K   25
#define CY22393_DIVIDE_400K    50
#define CY22393_DIVIDE_200K    100

#define CY22393_DIVIDE_OFF 00//close clk ouput

//P
#define CY22393_PLLP_200M 40
#define CY22393_PLLP_100M 40
#define CY22393_PLLP_80M   40
#define CY22393_PLLP_40M   40
#define CY22393_PLLP_20M   0

#define CY22393_PLLP_8M   7//82
#define CY22393_PLLP_4M   0
#define CY22393_PLLP_2M   0

#define CY22393_PLLP_800K   0
#define CY22393_PLLP_400K    0
#define CY22393_PLLP_200K    0
//Q
#define CY22393_PLLQ_200M 2
#define CY22393_PLLQ_100M 2
#define CY22393_PLLQ_80M   2
#define CY22393_PLLQ_40M   2
#define CY22393_PLLQ_20M   0

#define CY22393_PLLQ_8M   0//5
#define CY22393_PLLQ_4M   0
#define CY22393_PLLQ_2M   0

#define CY22393_PLLQ_800K   0
#define CY22393_PLLQ_400K    0
#define CY22393_PLLQ_200K    0

void CY22393Init(void)
{
//#if 1
// set dividers to default
CY22393WriteReg(CY22393_REG_PLLE, CY22393_PLLE_200M_200K&CY22393_PLL_DISABLE);
CY22393WriteReg(CY22393_REG_PLLE0, CY22393_PLLE_200M_200K&CY22393_PLL_DISABLE);
CY22393WriteReg(CY22393_REG_PLLE1, CY22393_PLLE_200M_200K&CY22393_PLL_DISABLE);
CY22393WriteReg(CY22393_REG_PLLE2, CY22393_PLLE_200M_200K&CY22393_PLL_DISABLE);

//CLK output OFF
CY22393WriteReg(CY22393_REG_CLKA_DIVIDE,CY22393_DIVIDE_OFF);
CY22393WriteReg(CY22393_REG_CLKB_DIVIDE,CY22393_DIVIDE_OFF);
CY22393WriteReg(CY22393_REG_CLKD_DIVIDE,CY22393_DIVIDE_OFF);
    //CLKC
   // CY22393WriteReg(CY22393_REG_DIVIDE,CY22393_DIVIDE_2M);
    CY22393WriteReg(CY22393_REG_DIVIDE,CY22393_DIVIDE_OFF);
    CY22393WriteReg(CY22393_REG_SOURCE, CY22393_SOURCE_REF);
    CY22393WriteReg(CY22393_REG_AC, CY22393_AC);
    CY22393WriteReg(CY22393_REG_DC, CY22393_DC);
    //
CY22393WriteReg(CY22393_REG_PLLP, CY22393_PLLP_2M);
CY22393WriteReg(CY22393_REG_PLLQ, CY22393_PLLQ_2M);
CY22393WriteReg(CY22393_REG_PLLE, CY22393_PLLE_200M_200K);
//#endif

}

void CY22393SetFreq(u8 divide,u8 source,u8 PLLP,u8 PLLQ)
{
//#if 1

// set dividers to default
CY22393WriteReg(CY22393_REG_PLLE, CY22393_PLLE_200M_200K&CY22393_PLL_DISABLE);
CY22393WriteReg(CY22393_REG_PLLE0, CY22393_PLLE_200M_200K&CY22393_PLL_DISABLE);
CY22393WriteReg(CY22393_REG_PLLE1, CY22393_PLLE_200M_200K&CY22393_PLL_DISABLE);
CY22393WriteReg(CY22393_REG_PLLE2, CY22393_PLLE_200M_200K&CY22393_PLL_DISABLE);
CY22393WriteReg(CY22393_REG_PLL2E, CY22393_PLL2E_200M_200K&CY22393_PLL_DISABLE);

//CLK output OFF
CY22393WriteReg(CY22393_REG_CLKA_DIVIDE,CY22393_DIVIDE_OFF);
CY22393WriteReg(CY22393_REG_CLKB_DIVIDE,CY22393_DIVIDE_OFF);
CY22393WriteReg(CY22393_REG_CLKD_DIVIDE,CY22393_DIVIDE_OFF);
    //CLKC
    CY22393WriteReg(CY22393_REG_DIVIDE,divide);
    CY22393WriteReg(CY22393_REG_SOURCE, source);
    CY22393WriteReg(CY22393_REG_AC, CY22393_AC);
    CY22393WriteReg(CY22393_REG_DC, CY22393_DC);
    //
//if(divide==CY22393_DIVIDE_8M)
if(PLLP==CY22393_PLLP_8M)
{
  CY22393WriteReg(CY22393_REG_PLL2P, PLLP);
  CY22393WriteReg(CY22393_REG_PLL2Q, PLLQ);
  CY22393WriteReg(CY22393_REG_PLL2E, CY22393_PLL2E_200M_200K);
}
else
{
  CY22393WriteReg(CY22393_REG_PLLP, PLLP);
  CY22393WriteReg(CY22393_REG_PLLQ, PLLQ);
  CY22393WriteReg(CY22393_REG_PLLE, CY22393_PLLE_200M_200K);
}
//#endif

}

void CY22393WriteReg(u8 addr, u8 data)
{
    u8 packet[2];
    // prepare write packet
    packet[0] = addr;
    packet[1] = data;
    // write to device
    I2cMasterSend(CY22393_I2C_ADDR, 2, packet);
}

void I2cMasterSend(uint8_t RegAddr,uint8_t num,uint8_t *pData)
{
uint8_t i;

RegAddr <<= 1;//device addr:D6~D0,R/W

    fnI2CStart();

    fnI2CWriteData(RegAddr); //device addr:D6~D0,R/W

   for(i=0;i<num;i++)
   {
    fnI2CWriteData((uint8_t)(*(pData+i)));//reg addr/reg data
   }

   fnI2CStop();

}

void fnI2CStart(void)
{
GPIO_SetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);
GPIO_SetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);
GPIO_ResetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);
GPIO_ResetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);
GPIO_ResetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);
GPIO_ResetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);

}
void fnI2CStop(void)
{
GPIO_SetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);
GPIO_ResetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);
GPIO_ResetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);
GPIO_ResetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);
GPIO_SetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);

}
void fnI2CWriteData(uint8_t nData)
{
unsigned char i;
unsigned char nBit;

nBit = 0x80;
   for (i = 0; i < 8; i++)
   {
    // Prepare data.
      if (nData & nBit)
      {
      GPIO_SetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);

      }
      else
      {
          GPIO_ResetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);

}

  // Toggle clock.
      GPIO_ResetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);
      GPIO_SetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);
      GPIO_SetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);
     GPIO_SetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);
      GPIO_ResetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);

nBit >>= 1;
}
/*ACK*/
GPIO_ResetBits(GPIO_PORT_CYPRESS_SDAT,GPIO_PIN_CYPRESS_SDAT);//ACK:"0"

GPIO_ResetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);
GPIO_SetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);
GPIO_SetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);
GPIO_SetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);
GPIO_ResetBits(GPIO_PORT_CYPRESS_SCLK,GPIO_PIN_CYPRESS_SCLK);

}

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广袤宇宙，浩瀚苍穹......

坚守善良会失去很多，但得到的说不定更多

公告

CY22393的应用