#include?“ADF7020.h“
/*-----------------------------------------------------------------------------
**??Abstract:???write?a?long?int?data?to?ADF7020-1
**??Parameters:?long?int?data
**??Returns:????None
**??Author:?????Alexander.Hong
**-----------------------------------------------------------------------------*/
void?Adf7020WriteWord（?INT32U?longdata?）
{
????INT8U?i;
????//--------------IO?direction?define--------------------
????ADF7020_SCLK_OUTPUT;
????ADF7020_SLE_OUTPUT;
????ADF7020_SDATA_OUTPUT;
????//------------------write?32bit?data----------------????
????ADF7020_SLE_LOW;
????NOP;NOP;NOP;NOP;
????for?（?i?=?0;?i?????{
????????ADF7020_SCLK_LOW;
????????NOP;NOP;NOP;NOP;
????????if?（?longdata?&?0x80000000?）
????????{
????????????ADF7020_SDATA_HIGH;
????????}
????????else
????????{
????????????ADF7020_SDATA_LOW;
????????}
????????NOP;NOP;
????????ADF7020_SCLK_HIGH?;
????????NOP;NOP;NOP;NOP;
????????longdata?<<=?1;
????}
????//------------end?write----------------------
????ADF7020_SLE_HIGH;?
????NOP;NOP;NOP;NOP;
????NOP;NOP;NOP;NOP;
????ADF7020_SLE_LOW
}
/*-----------------------------------------------------------------------------
**??Abstract:???select?the?frequency
**??Parameters:?the?frquency?ID
**??Returns:????None
**??Author:?????Alexander.Hong
**-----------------------------------------------------------------------------*/
void?ChannelSelect（?INT8U?channel?）
{
????INT8U?i;
????for?（?i?=?0;?i?????{
????????Adf7020WriteWord?（cChannelTab[channel][i]）;
????}
}
/*-----------------------------------------------------------------------------
**??Abstract:??set?the?frequency?of?ADF7020-1
**??Parameters:frquency??work?state
**??Returns:???None
**??Author:????Alexander.Hong
**-----------------------------------------------------------------------------*/
void?ChannelSelect1（?float?frequency?INT8U?TX_RX?）
{
????union?Union_LongByteDef?Reg32?;
????float?value;
????INT8U?integer_n;
????INT32U?fractional_n;

????value?=?frequency?/?XTAL_FREQUENCY;
????integer_n?=?（INT8U）?value;
????value?-=?（float）?integer_n;
????value?*=?327680;
????fractional_n?=?（INT32U）?value;
????if?（?（fractional_n?%?10）?>?4?）
????{
????????fractional_n?+=?10;
????}
????fractional_n?/=?10;
????//--------15bit?fractional-n-------------
????Reg32.LongByte?=?fractional_n?<????//--------8-bit??integer-n-------------
????Reg32.CharByte[2]?|=?integer_n?<????Reg32.CharByte[3]?=?integer_n?>>?5;
????//--------MUXOUT-------------
????Reg32.BIT.b31?=?0;
????Reg32.BIT.b30?=?1;
????Reg32.BIT.b29?=?1;
????//--------PLL?enable-------------
????Reg32.BIT.b28?=?1;
????//--------Tx/Rx-------------?1:RX??0:TX
????if?（?TX_RX?）
????{
????????Reg32.BIT.b27?=?0;
????}????
????Adf7020WriteWord?（Reg32.LongByte）;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????2847??2007-11-27?11:57??ADF7020.c

?????文件???????5647??2007-11-27?15:01??ADF7020.h

-----------?---------??----------?-----??----

?????????????????8494????????????????????2