7290.h

430 单片机控制产生正玄波输出 周期频率可以调节

/*****************************************************************************************************************
MCU :MSP430X16X  .  时钟频率为8MHz,指令周期为1/8us

SDA : P1.4
SCL : P1.2
INT : P1.0

******************************************************************************************************************/

#ifndef my7290
#define my7290

#define zlg7290 0x70   //ZLG7290的IIC地址
#define SubKey  0x01
#define SubCmdBuf 0x07
#define SubDpRam 0x10

//#define Left_1 0x10
//#define Right_1 0x20


#define  uchar unsigned char
#define  uint  unsigned int

/*端口位定义*/
#define SDA_IN   P4DIR &=~BIT1           // P3.1 IN 模拟I2C数据传送位
#define SDA_OUT  P4DIR |=BIT1            // P1.4 OUT

#define SDA_LOW  P4OUT &= ~BIT1          // sda=0
#define SDA_HIGH P4OUT |=BIT1            // sda=1

#define SCL_IN   P4DIR &=~BIT3          // P3.3 IN  模拟I2C时钟控制位
#define SCL_OUT  P4DIR |=BIT3            // P1.2 OUT

#define SCL_LOW  P4OUT &=~BIT3          // scl=0
#define SCL_HIGH P4OUT |=BIT3            // scl=1

#define RSDA	P4IN & BIT1		 //SDA引脚输入值

#define  INIT_OUT     P2DIR |= BIT4
#define  INTI_HIGH    P2OUT |= BIT4     
#define  INIT_IN      P2DIR &= ~BIT4    //P2.4为输入模式
#define  INIT_IES     P2IES |= 0x10    //下降沿引发P1。0口中断
#define  INIT_IFG     P2IFG&=~0X10      //初始化中断标志
#define  INIT_IE      P2IE |= BIT4    //P1。0中断有效

void Delay5_I2C(void);
void Delay2_I2C(void);
void Start_I2c(void);
void Stop_I2c(void);
void  SendByte_I2c(uchar c);
unsigned char  RcvByte_I2c(void);
void Ack_I2c(uchar a);
unsigned char ISendByte_I2c(uchar sla,uchar c);
unsigned char IRcvByte_I2c(uchar sla,uchar *c);
void delayMS(unsigned long i);
unsigned char ZLG7290_SendData(unsigned char SubAdd,unsigned char Data);
unsigned char ZLG7290_SendCmd(unsigned char Data1,unsigned char Data2);
void ZLG7290_SendBuf(unsigned char * disp_buf,unsigned char num);
void shift_left(unsigned char shift_bit);
void shift_right(unsigned char shift_bit);
void for_shift_left(unsigned char shift_bit);
void for_shift_right(unsigned char shift_bit);
void Clear_7290(void);  //对7290清零
unsigned char ISendStr(uchar sla,uchar suba,uchar *s,uchar no); // 向有子地址器件发送多字节数据函数
unsigned char IRcvStr(uchar sla,uchar suba,uchar *s,uchar no);  //向有子地址器件读取多字节数据函数
unsigned char	ZLG7290_GetKey( void );  //读取键值
void PrintLed( uchar dig,uchar data );  //按位显示
void PrintDp( uchar dig,uchar dp );  //显示小数点
void shine(unsigned char shine_bit);  //闪烁的位数( 使用BIT0~BIT7控制需要闪烁的位数)
void ini_7290();  //初始化7290，需要在主程序总中断使能


#endif