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#ifndef __AD9850_H__
#define __AD9850_H__
#include "headfile.h"
void ad9850_init_serial(void);
void ad9850_wr_serial(unsigned char w0, const double  frequence);
#endif

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#include "ti_msp_dl_config.h"
#include "ad9850.h"
#include <stdio.h>
#define ad9850_w_clk(bit)       ((bit) == 0 ? DL_GPIO_clearPins(GPIOA, GPIO_AD9850_PIN_W_CLK_PIN)       : DL_GPIO_setPins(GPIOA, GPIO_AD9850_PIN_W_CLK_PIN) )
#define ad9850_fq_ud(bit)       ((bit) == 0 ? DL_GPIO_clearPins(GPIOB, GPIO_AD9850_PIN_FQ_UD_PIN)       : DL_GPIO_setPins(GPIOB, GPIO_AD9850_PIN_FQ_UD_PIN) )
#define ad9850_rest(bit)        ((bit) == 0 ? DL_GPIO_clearPins(GPIOA, GPIO_AD9850_PIN_REST_PIN)        : DL_GPIO_setPins(GPIOA, GPIO_AD9850_PIN_REST_PIN) )
#define ad9850_bit_data(bit)    ((bit) == 0 ? DL_GPIO_clearPins(GPIOA, GPIO_AD9850_PIN_BIT_DATA_PIN)    : DL_GPIO_setPins(GPIOA, GPIO_AD9850_PIN_BIT_DATA_PIN) )
// 串行初始化
void ad9850_init_serial(void) {
    ad9850_w_clk(0);
    ad9850_fq_ud(0);
    //rest信号
    ad9850_rest(0);
    ad9850_rest(1);
    ad9850_rest(0);
    //w_clk信号
    ad9850_w_clk(0);
    ad9850_w_clk(1);
    ad9850_w_clk(0);
    //fq_up信号
    ad9850_fq_ud(0);
    ad9850_fq_ud(1);
    ad9850_fq_ud(0);
}
//***************************************************//
//          向ad9850中写命令与数据(串口)             //
//---------------------------------------------------//
void ad9850_wr_serial(unsigned char w0, const double frequence) {
    unsigned char i = 0, w = 0;
    long long y = 0;
    long double x = 0.0f;
    //计算频率的HEX值
    x = 4294967295.0/125.0;//适合125M晶振
    long double freq = frequence;
    freq = freq / 1000000.0 * x;
    y = freq;
    //写w4数据
    w=(y>>=0);
    for(i=0;i<8;i++) {
        uint8_t data = (w>>i)&0x01;
        ad9850_bit_data(data);
        ad9850_w_clk(1);
        ad9850_w_clk(0);
    }
    //写w3数据
    w=(y>>8);
    for(i=0;i<8;i++) {
        uint8_t data = (w>>i)&0x01;
        ad9850_bit_data(data);
        ad9850_w_clk(1);
        ad9850_w_clk(0);
    }
    //写w2数据
    w=(y>>16);
    for(i=0;i<8;i++) {
        uint8_t data = (w>>i)&0x01;
        ad9850_bit_data(data);
        ad9850_w_clk(1);
        ad9850_w_clk(0);
    }
    //写w1数据
    w=(y>>24);
    for(i=0;i<8;i++) {
        uint8_t data = (w>>i)&0x01;
        ad9850_bit_data(data);
        ad9850_w_clk(1);
        ad9850_w_clk(0);
    }
    //写w0数据
    w=w0;
    for(i=0;i<8;i++) {
        uint8_t data = (w>>i)&0x01;
        ad9850_bit_data(data);
        ad9850_w_clk(1);
        ad9850_w_clk(0);
    }
    //移入始能
    ad9850_fq_ud(1);
    ad9850_fq_ud(0);
}