求助，没学过msp430请帮忙转换成c51的程序代码

qq_37774110 2018-03-12 10:32:13

#include"AD9854_SPI.h"
#include <msp430x14x.h>
#include "general.h"

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

unsigned char AD9854_Reg_PHA1[2] ={0x00,0x00};
unsigned char AD9854_Reg_PHA2[2] ={0x00,0x00};
unsigned char AD9854_Reg_FRE1[6] ={0x30,0x00,0x00,0x00,0x00,0x00};
unsigned char AD9854_Reg_FRE2[6] ={0x00,0x00,0x00,0x00,0x80,0x00};
unsigned char AD9854_Reg_DELTA[6] ={0x00,0x00,0x00,0x00,0x00,0x00};
unsigned char AD9854_Reg_UPDATA[4] ={0x00,0x00,0x00,0x00};
unsigned char AD9854_Reg_RAMP_CLK[3]={0x00,0x00,0x00};
unsigned char AD9854_Reg_CTR_REG[4] ={ Bin(00010100), //comp pd dowm ctr[3]=0 //qac pd down ctr[5]=0
Bin(01000110), //no pll pass ctr[10]=0 //multi times 6 ctr[11-15]=00110
Bin(00000000), //ext update ctr[23]=0
Bin(01000000) }; //osk defoult ctr[26]=1 //msb first ctr[30]=0 //no sdo active ctr[31]=0
unsigned char AD9854_Reg_I_MUL[2] ={0x00,0x00};
unsigned char AD9854_Reg_Q_MUL[2] ={0x00,0x00};
unsigned char AD9854_Reg_SHAPED[1] ={0x00};
unsigned char AD9854_Reg_Q_DAC[2] ={0x00,0x00};
/******************************************************************************
//函数名：TI_CC_SPISetup(void)
//输入：无
//输出：无
//功能描述：SPI总线端口设置
//******************************************************************************
void TI_CC_SPISetup(void)
{

ME1 |= USPIE0; // Enable USART0 SPI mode
UCTL0 |= CHAR + SYNC + MM; // 8-bit SPI Master **SWRST**
UTCTL0 |= CKPL + SSEL1 + SSEL0 + STC; // SMCLK, 3-pin mode
UBR00 = 0x1F; // UCLK/2
UBR10 = 0x00; // 0
UMCTL0 = 0x00; // No modulation
TI_CC_SPI_USART0_PxSEL |= TI_CC_SPI_USART0_SIMO | TI_CC_SPI_USART0_SOMI | TI_CC_SPI_USART0_UCLK;
// SPI option select
TI_CC_SPI_USART0_PxDIR |= TI_CC_SPI_USART0_SIMO + TI_CC_SPI_USART0_UCLK;
// SPI TXD out direction
UCTL0 &= ~SWRST; // Initialize USART state machine
}

//******************************************************************************
//函数名：TI_CC_SPIWriteBurstReg(Uchar addr, Uchar *buffer, Uchar count)
//输入：地址，写入缓冲区，写入个数
//输出：无
//功能描述：SPI连续写配置寄存器
//******************************************************************************
void TI_CC_SPIWriteBurstReg(Uchar addr, Uchar *buffer, Uchar count)
{
Uchar i;
U0TXBUF = addr ; // Send address
while (!(IFG1&UTXIFG0)); // Wait for TX to finish
for (i = 0; i < count; i++)
{
U0TXBUF = buffer[i]; // Send data
while (!(IFG1&UTXIFG0)); // Wait for TX to finish
}
IFG1 &= ~URXIFG0;
while(!(IFG1&URXIFG0));
}

//***************************************************************************
//函数名：void TI_CC_SPIReadBurstReg(Uchar addr, Uchar *buffer, Uchar count)
//输入：地址，读出数据后暂存的缓冲区，读出配置个数
//输出：无
//功能描述：SPI连续读配置寄存器
//******************************************************************************
void TI_CC_SPIReadBurstReg(Uchar addr, Uchar *buffer, Uchar count)
{
unsigned int i;
IFG1 &= ~URXIFG0; // Clear flag
U0TXBUF = (addr | 0x80); // Send address
while (!(IFG1&UTXIFG0)); // Wait for TXBUF ready
U0TXBUF = 0; // Dummy write to read 1st data byte
// Addr byte is now being TX'ed, with dummy byte to follow immediately after
while (!(IFG1&URXIFG0)); // Wait for end of addr byte TX
IFG1 &= ~URXIFG0; // Clear flag
while (!(IFG1&URXIFG0)); // Wait for end of 1st data byte TX
// First data byte now in RXBUF
for (i = 0; i < (count-1); i++)
{
U0TXBUF = 0; //Initiate next data RX, meanwhile..
buffer[i] = U0RXBUF; // Store data from last data RX
while (!(IFG1&URXIFG0)); // Wait for end of data RX
}
buffer[count-1] = U0RXBUF; // Store last RX byte in buffer
}

//函数功能:更新设置
//输入参数:无
//******************************************************************
void Update_AD9854(void)
{
AD9854_UPDATE_UP ; //原来肯定是低电平,所以我觉得先置高好
_NOP() ;
_NOP() ;
_NOP() ;
AD9854_UPDATE_DOWN ;
}
//******************************************************************

//函数功能:复位
//输入参数:无
//******************************************************************
void Io_Reset_AD9854(void)
{
unsigned i=100 ; //这个数据取决于实际效果
AD9854_IO_RESET_UP ;
while(i--) ;
AD9854_IO_RESET_DOWN ;
}
//******************************************************************

//函数功能:AD9854初始化写控制寄存器
//输入参数:无
//硬件说明：
//******************************************************************
void Init_AD9854(void)
{
HARDWARE_AD9854 ; //通过宏定义就可以改动了
TI_CC_SPISetup(); //初始化SPI总线
AD9854_IO_serial; //串行模式
AD9854_OSC_ON; //打开时钟
AD9854_CS_DOWN ; //片选
AD9854_RESET_UP;
DelayMs(10);
AD9854_RESET_DOWN; //主复位
Io_Reset_AD9854();
AD9854_OSC_OFF; //关闭时钟，更新配置
TI_CC_SPIWriteBurstReg(AD9854_Addr_CTR_REG, //写控制寄存器
AD9854_Reg_CTR_REG, AD9854_Length_CTR_REG);

//Update_AD9854() ;
AD9854_OSC_ON; //打开时钟，更新配置
DelayMs(10);
AD9854_UPDATE_OUT;
AD9854_UPDATE_DOWN; //配置更新时钟
}

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

//函数功能：写 Frequency Tuning Word #1
//输入参数: frq1(指针,指向unsigned char型数组的首地址,数组长度为48,6个字节)
//Serial Register Address :2
//写入地址字节数:1 Byte
//写入数据字节数:6 Bytes
//******************************************************************
void Write_AD9854_Frq1(void)
{
TI_CC_SPIWriteBurstReg(AD9854_Addr_FRE1, //写频率控制寄存器1
AD9854_Reg_FRE1, AD9854_Length_FRE1);
Update_AD9854();
}

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