NUC140之PLL（频率合成器LMX2541）
PLL 是一种集成了锁相环、鉴相器、振荡器为一体的频率合成芯片，
以LMX2541为例，它是一款小数分频的频率合成器，输出频率31.6MHz~4GHz，
具有非常好的相位噪声和杂散指标。采用SPI控制驱动程序如下：
#include "PLL_Thread.h"
#include "DrvSPI.h"
const int16_t OffSetArray[] = {8000, 7500, 7300, 5000, 4000, 2500, 0, -2500, -4000, -5000, -7300, -7500, -8000};//寄存器0
volatile TRegister_R0 Register_R0_TX; //Register_R0_RX,//寄存器1
volatile TRegister_R1 Register_R1_TX; //Register_R1_RX,//寄存器2
volatile TRegister_R2 Register_R2_TX; //Register_R2_RX,//寄存器4
volatile TRegister_R4 Register_R4_TX; //Register_R4_RX,//Register_R2.Map.default0 = Register_R2_default;
// Register_R2.Map.PLL_DEN = PLL_DEN_RX_VALUE;
// LMX2541_Set_Register(Register_R2.Value,LMX2541_REG2);//寄存器6 externvolatile TRegister_R6 Register_R6;//
寄存器8
//TRegister_R8 Register_R8;
//
寄存器9
//TRegister_R9 Register_R9;
//
寄存器12
//TRegister_R12 Register_R12;
//
寄存器13
//TRegister_R13 Register_R13;void IniSPI(void);
//void IniLMX2541_GPIO(void);
void IniLMX2541_Ctrl_GPIO(void);
void IniLMX2541(void);
void LMX2541_Set_Register(uint32_t Register_Value,TLMX2541_REG Register_Addr);
void LMX2541_Write_Data(uint32_t Value);
uint8_t LMX2541_Modify_FRE(uint32_t Fre_Value,uint8_t OffSet);
uint8_t LMX2541_Modify_RFGain(uint8_t Gain_Value);
void LMX2541_Modify_LoopFilter(TLMX2541_RES RES_R3,TLMX2541_RES RES_R4,TLMX2541_CAP3 CAP_C3,TLMX2541_CAP4 CAP_C4,uint8_t vco_div_value);
void PTT_SW(uint8_t ptt);
void EINT1_Callback(void);
void GPIO_GPAB_Callbackfunc(uint32_t portA,uint32_t portB);
//void GPIO_GPCDE_Callbackfunc(uint32_t portC,uint32_t portD,uint32_t portE);//void LMX2541_Modify_PLL (uint8_t PLL_R,uint32_t PLL_N, uint32_t PLL_NUM, uint32_t PLL_DEN);void IniSPI(void)
{/* Configure SPI0 related multi-function pins */DrvGPIO_InitFunction(E_FUNC_SPI0);/* Configure SPI0 as a master, 32-bit transaction */DrvSPI_Open(eDRVSPI_PORT0,eDRVSPI_MASTER,eDRVSPI_TYPE1,32);/* Disable the automatic slave select function of SS0. */DrvSPI_DisableAutoSS(eDRVSPI_PORT0);/* Set the active level of slave select. */DrvSPI_SetSlaveSelectActiveLevel(eDRVSPI_PORT0, eDRVSPI_ACTIVE_LOW_FALLING);DrvSPI_Set2BitTransferMode(eDRVSPI_PORT0,FALSE);/* The transfer order of SPI0 is MSB first */ DrvSPI_SetEndian(eDRVSPI_PORT0, eDRVSPI_MSB_FIRST);/* SPI clock rate 1M */DrvSPI_SetClockFreq(eDRVSPI_PORT0,1000000, 0);
}/*函数名称:IniLMX2541_Ctrl_GPIO函数功能:初始化控制LMX2541 相关引脚功能入口函数:无出口函数:无返回值：无
*/
void IniLMX2541_Ctrl_GPIO(void)
{// DrvGPIO_Open(E_GPA,3, E_IO_OUTPUT); //SYTEST
// DrvGPIO_Open(E_GPA,11, E_IO_INPUT);
// DrvGPIO_Open(E_GPB,3, E_IO_OUTPUT); //VCTL//IniSPI();
// DrvGPIO_Open(E_GPC,0, E_IO_OUTPUT); //LE
// DrvGPIO_Open(E_GPC,1, E_IO_OUTPUT); //CLK
// DrvGPIO_Open(E_GPC,7, E_IO_INPUT); //SYSLOCK_STU
// DrvGPIO_Open(E_GPE,0, E_IO_OUTPUT); //RFEN
// DrvGPIO_Open(E_GPE,1, E_IO_OUTPUT); //DATA_PLL
// DrvGPIO_Open(E_GPE,2, E_IO_OUTPUT); //CLK_PLL
// DrvGPIO_Open(E_GPE,3, E_IO_OUTPUT); //EN_PLL
//
// SYTEST(SYNCLOCK); //默认为频合正常//DrvGPIO_EnableInt(E_GPB,2, E_IO_BOTH_EDGE,E_MODE_EDGE); //打开LOCK中断//DrvGPIO_SetIntCallback(GPIO_GPAB_Callbackfunc, GPIO_GPCDE_Callbackfunc);//DrvGPIO_EnableEINT1(E_IO_BOTH_EDGE, E_MODE_EDGE,EINT1_Callback);
}
/**************************************************初始化送数IO口********************
******************************************///void IniLMX2541_GPIO(void)
//{
// DrvGPIO_Open(E_GPE,3, E_IO_OUTPUT); //EN_PLL
// DrvGPIO_Open(E_GPE,2, E_IO_OUTPUT); //CLK_PLL
// DrvGPIO_Open(E_GPE,1, E_IO_OUTPUT); //DATA_PLL
//}
/*函数名称:IniLMX2541函数功能:初始化LMX2541 相关寄存器入口函数:无出口函数:无返回值：无
*/
void IniLMX2541(void)
{//寄存器2TRegister_R2 Register_R2;//寄存器3TRegister_R3 Register_R3;//寄存器4
// TRegister_R4 Register_R4;//寄存器5TRegister_R5 Register_R5;//寄存器7TRegister_R7 Register_R7;TRegister_R8 Register_R8;TRegister_R9 Register_R9;TRegister_R12 Register_R12;TRegister_R13 Register_R13;IniLMX2541_Ctrl_GPIO(); //初始化控制LMX2541的寄存器引脚RFEN_PLL(0); //关闭射频输出//初始化寄存器7Register_R7.Map.default0 = Register_R7_default;LMX2541_Set_Register(Register_R7.Value,LMX2541_REG7);//初始化寄存器13Register_R13.Map.default0 = Register_R13_default;Register_R13.Map.VCO_DIV_OPT = 0;LMX2541_Set_Register(Register_R13.Value,LMX2541_REG13);//初始化寄存器12Register_R12.Map.default0 = Register_R12_default;LMX2541_Set_Register(Register_R12.Value,LMX2541_REG12);//初始化寄存器9Register_R9.Map.default0 = Register_R9_default;LMX2541_Set_Register(Register_R9.Value,LMX2541_REG9);//初始化寄存器8Register_R8.Map.default0 = Register_R8_default;Register_R8.Map.AC_TEMP_COMP = 5;LMX2541_Set_Register(Register_R8.Value,LMX2541_REG8);//初始化寄存器6Register_R6.Map.default0 = Register_R6_default;
// Register_R6.Map.VCOGAIN = 12;Register_R6.Map.OUTTERM = 12;Register_R6.Map.DIVGAIN = 12;Register_R6.Map.RFOUT = 1; //射频开关由RFoutEN控制Register_R6.Map.Addr = LMX2541_REG6;LMX2541_Write_Data(Register_R6.Value);//初始化寄存器5Register_R5.Map.default0 = Register_R5_default;Register_R5.Map.FL_CPG = 0;Register_R5.Map.FL_RF_LF = 0;Register_R5.Map.FL_R3_LF = 0;Register_R5.Map.FL_TOC = 0; //禁用FastLockLMX2541_Set_Register(Register_R5.Value,LMX2541_REG5);//初始化寄存器4(环路滤波器)
// LMX2541_Modify_LoopFilter(LMX2541_RES_1k,LMX2541_RES_200,LMX2541_CAP3_20,LMX2541_CAP4_100,20);//初始化寄存器3Register_R3.Map.FSK = 0; //禁用FSKRegister_R3.Map.default0 = Register_R3_default;Register_R3.Map.DLOCK = 0; //锁定时间为13.5nsRegister_R3.Map.CPT = 0; //禁止使用3态Register_R3.Map.DITH = 3; //禁止使用抖动Register_R3.Map.ORDER = 3; //使用小数分频Register_R3.Map.FDM = 1; //使用小数分频时，分子和分母都是22bitRegister_R3.Map.OSC_2X = 0; //不使用双倍晶振Register_R3.Map.CPP = 0; //全功能模式下，电荷泵极性为负极Register_R3.Map.MUX = 8;Register_R3.Map.CPG = 15; //选择最大的充电泵电流 1600uARegister_R3.Map.XO = 0;Register_R3.Map.POWERDOWN = 0; //不关闭器件Register_R3.Map.MODE = 0; //全功能模式
// Register_R3.Map.Addr = LMX2541_REG3;LMX2541_Set_Register(Register_R3.Value,LMX2541_REG3);//初始化寄存器2Register_R2.Map.default0 = Register_R2_default;Register_R2.Map.PLL_DEN = PLL_DEN_MAX_VALUE;LMX2541_Set_Register(Register_R2.Value,LMX2541_REG2);//初始化寄存器1//Register_R1_RX.Map.Addr = LMX2541_REG1; //地址//Register_R1_RX.Map.default0 = Register_R1_default;Register_R1_TX.Map.Addr = LMX2541_REG1; //地址Register_R1_TX.Map.default0 = Register_R1_default;//初始化寄存器0//Register_R0_RX.Map.Addr = LMX2541_REG0; //地址Register_R0_TX.Map.Addr = LMX2541_REG0; //地址}/*函数名称:LMX2541_Set_Register函数功能:设置寄存器的值入口函数:Register_Value:寄存器的值;Register_Addr:寄存器地址,该值可以为:LMX2541_REG0,LMX2541_REG1,LMX2541_REG2,LMX2541_REG3,LMX2541_REG4,LMX2541_REG5,LMX2541_REG6,LMX2541_REG7,LMX2541_REG8,LMX2541_REG9,LMX2541_REG12,LMX2541_REG13出口函数:无返回值：无
*/
void LMX2541_Set_Register(uint32_t Register_Value,TLMX2541_REG Register_Addr)
{uint32_t SendData = 0;SendData = Register_Value & 0xFFFFFFF0;SendData += Register_Addr;LMX2541_Write_Data(SendData);
}/*函数名称:LMX2541_Write_Data函数功能:发送数据到LMX2541入口函数:Value:要发送到LMX2541的值;出口函数:无返回值：无
*/
//void LMX2541_Write_Data(uint32_t Value)
//{
// DrvSPI_ClrSS(eDRVSPI_PORT0, eDRVSPI_SS0); //set high
// DrvSPI_SetSS(eDRVSPI_PORT0, eDRVSPI_SS0); //set low
// DrvSPI_SingleWrite(eDRVSPI_PORT0,&Value);
// while(DrvSPI_IsBusy(eDRVSPI_PORT0));
// DrvSPI_ClrSS(eDRVSPI_PORT0, eDRVSPI_SS0); //set high
// DrvSPI_SetSS(eDRVSPI_PORT0, eDRVSPI_SS0); //set low
//}
void LMX2541_Write_Data(uint32_t Value)
{uint8_t i;EN_PLL(1);delay(5); //set highEN_PLL(0); //set lowdelay(5);for(i=0;i<32;i++){CLK_PLL(0);delay(5);if((Value&0x80000000)==0x80000000){DATA_PLL(1); }else{DATA_PLL(0);}delay(5);CLK_PLL(1);delay(5);Value=Value<<1;}CLK_PLL(0); delay(5);EN_PLL(1); //set highdelay(5);EN_PLL(0); //set lowdelay(5);RFEN_PLL(1);delay(5);
}/*函数名称:LMX2541_Modify_FRE函数功能:修改LMX2541的输出频率入口函数:出口函数:无返回值：1：频率设置成功0：频率设置失败*/
uint8_t LMX2541_Modify_FRE(const uint32_t Fre_Value,const uint8_t OffSet_subscript)
{uint8_t ModValue = 0,VCO_DIV_TX = 0; //VCO_DIV_RX = 0,uint16_t PLL_CNT_N = 0;uint32_t VCO_OUT = 0,PLL_CNT_NUM = 0; float point = 0.0;uint32_t RealFre_Tx = 0; //RealFre_Rx = 0,if((Fre_Value>MAXFRE)||(Fre_Value12)){return 0; //频率值或频偏值超出范围}ModValue = Fre_Value%100;if((ModValue == 20)||(ModValue == 45)||(ModValue == 70)||(ModValue == 95)){return 0;}if(Fre_Value%25 == 0) {RealFre_Tx = Fre_Value * 1000;}else {RealFre_Tx *= 1000;if( OffSet_subscript>12 ){return 0;}}//RealFre_Rx = RealFre_Tx + 35250000;RealFre_Tx += 35250000;RealFre_Tx += OffSetArray[OffSet_subscript];//计算接收频率值//VCO_DIV_RX = VCO_MAX_VALUE/RealFre_Rx; //计算VCO_DIV//VCO_OUT = RealFre_Rx * VCO_DIV_RX; //计算VCO的值PLL_CNT_N = VCO_OUT / FPD_VALUE; //计算N值point = ((float)(VCO_OUT % FPD_VALUE)/FPD_VALUE); //计算小数值PLL_CNT_NUM = point * PLL_DEN_MAX_VALUE; //计算分子值// Register_R0_RX.Map.PLL_NUM_L = PLL_CNT_NUM & 0x0000ffff; //PLL_NUM低16位
// Register_R0_RX.Map.PLL_N_L = PLL_CNT_N & 0x00000fff; //PLL_N低12位//Register_R1_RX.Map.default0 = Register_R1_default;
// Register_R1_RX.Map.PLL_NUM_H = ((PLL_CNT_NUM >> 16)&0x0000003f); //PLL_NUM高6位
// Register_R1_RX.Map.PLL_N_H = ((PLL_CNT_N >> 12)&0x0000003f); //PLL_N高6位
// Register_R1_RX.Map.PLL_R = PLL_R_VALUE; //PLL_R//Register_R1_RX.Map.Addr = LMX2541_REG1; //地址//Register_R4_RX.Map.VCO_DIV = VCO_DIV_RX;//计算发射机频率VCO_DIV_TX = VCO_MAX_VALUE/RealFre_Tx; //计算VCO_DIVVCO_OUT = RealFre_Tx * VCO_DIV_TX; //计算VCO的值PLL_CNT_N = VCO_OUT / FPD_VALUE; //计算N值point = ((float)(VCO_OUT % FPD_VALUE)/FPD_VALUE); //计算小数值PLL_CNT_NUM = point * PLL_DEN_MAX_VALUE; //计算分子值Register_R0_TX.Map.PLL_NUM_L = PLL_CNT_NUM & 0x0000ffff; //PLL_NUM低16位Register_R0_TX.Map.PLL_N_L = PLL_CNT_N & 0x00000fff; //PLL_N低12位//Register_R1_TX.Map.default0 = Register_R1_default;Register_R1_TX.Map.PLL_NUM_H = ((PLL_CNT_NUM >> 16)&0x0000003f); //PLL_NUM高6位Register_R1_TX.Map.PLL_N_H = ((PLL_CNT_N >> 12)&0x0000003f); //PLL_N高6位Register_R1_TX.Map.PLL_R = PLL_R_VALUE; //PLL_R//Register_R1_TX.Map.Addr = LMX2541_REG1; //地址Register_R4_TX.Map.VCO_DIV = VCO_DIV_TX;Register_R6.Map.RFOUT = 0; LMX2541_Write_Data(Register_R6.Value); //关闭射频输出
// RFEN_PLL(0); //关闭射频输出LMX2541_Modify_LoopFilter(LMX2541_RES_1k,LMX2541_RES_200,LMX2541_CAP3_20,LMX2541_CAP4_100,VCO_DIV_TX);
// LMX2541_Write_Data(Register_R1_TX.Value); //修改R1的值
// LMX2541_Write_Data(Register_R0_TX.Value); //修改R0的值// LMX2541_Modify_LoopFilter(LMX2541_RES_1k,LMX2541_RES_200,LMX2541_CAP3_20,LMX2541_CAP4_100,VCO_DIV_RX);LMX2541_Write_Data(Register_R4_TX.Value); //修改R4的值LMX2541_Write_Data(Register_R1_TX.Value); //修改R1的值LMX2541_Write_Data(Register_R0_TX.Value); //修改R0的值
// RFEN_PLL(1); //打开射频输出Register_R6.Map.RFOUT = 2;LMX2541_Write_Data(Register_R6.Value); //打开射频输出 //VCTL(FOUT_RX);//RFEN_PLL(FOUT_TX);return 1;
}/*函数名称:LMX2541_Modify_RFGain函数功能:修改LMX2541的输出增益入口函数:Gain_Value:输出的增益值，取值范围为0~15出口函数:无返回值：1:修改成功0:修改失败
*/
uint8_t LMX2541_Modify_RFGain(uint8_t Gain_Value)
{ if(Gain_Value<16){
// Register_R6.Map.RFOUT = 0; //关闭射频输出
// LMX2541_Write_Data(Register_R6.Value);Register_R6.Map.OUTTERM = Gain_Value;
// Register_R6.Map.DIVGAIN = 12;
// Register_R6.Map.RFOUT = 1; //打开射频输出LMX2541_Write_Data(Register_R6.Value);return 1;}else{return 0;}
}/*函数名称:LMX2541_Modify_LoopFilter函数功能:修改LMX2541内部环路滤波器的参数入口函数:RES_R3:电阻R3的阻值，该值可以为 LMX2541_RES_200,LMX2541_RES_1k,LMX2541_RES_2k,LMX2541_RES_4k,LMX2541_RES_16k，分别对应的阻值为200,1k,2k,4k,16kRES_R4:电阻R4的阻值，该值可以为 LMX2541_RES_200,LMX2541_RES_1k,LMX2541_RES_2k,LMX2541_RES_4k,LMX2541_RES_16k，分别对应的阻值为200,1k,2k,4k,16kCAP_C3:电阻C3的电容值，该值可以为 LMX2541_CAP3_0,LMX2541_CAP3_1,LMX2541_CAP3_5,LMX2541_CAP3_6,LMX2541_CAP3_10,LMX2541_CAP3_11,LMX2541_CAP3_15,LMX2541_CAP3_16,LMX2541_CAP3_20,LMX2541_CAP3_21,LMX2541_CAP3_25,LMX2541_CAP3_26,LMX2541_CAP3_30,LMX2541_CAP3_31,LMX2541_CAP3_35,LMX2541_CAP3_36对应的电容值为(pF): 0,1,5,6,10,11,15,16,20,21,25,26,30,31,35,36CAP_C4:电阻C4的电容值，该值可以为 LMX2541_CAP4_0=0,LMX2541_CAP4_5,LMX2541_CAP4_20,LMX2541_CAP4_25,LMX2541_CAP4_40,LMX2541_CAP4_45,LMX2541_CAP4_60,LMX2541_CAP4_65,LMX2541_CAP4_100,LMX2541_CAP4_105,LMX2541_CAP4_120,LMX2541_CAP4_125,LMX2541_CAP4_140,LMX2541_CAP4_145,LMX2541_CAP4_160,LMX2541_CAP4_165对应的电容值为(pF): 0,5,20,25,40,45,60,65,100,105,120,125,140,145,160,165vco_div_value:VCO的分频值 0~63出口函数:无返回值：无
*/
void LMX2541_Modify_LoopFilter(TLMX2541_RES RES_R3,TLMX2541_RES RES_R4,TLMX2541_CAP3 CAP_C3,TLMX2541_CAP4 CAP_C4,uint8_t vco_div_value)
{ //接收寄存器4
// Register_R4_RX.Map.C4_LF = CAP_C4;
// Register_R4_RX.Map.C3_LF = CAP_C3;
// Register_R4_RX.Map.R4_LF = RES_R4;
// Register_R4_RX.Map.R3_LF = RES_R3;
// Register_R4_RX.Map.VCO_DIV = vco_div_value;
// Register_R4_RX.Map.OSC_FREQ = OSC_FREQ_VALUE;
// Register_R4_RX.Map.Addr = LMX2541_REG4;//发射寄存器4Register_R4_TX.Map.C4_LF = CAP_C4;Register_R4_TX.Map.C3_LF = CAP_C3;Register_R4_TX.Map.R4_LF = RES_R4;Register_R4_TX.Map.R3_LF = RES_R3;Register_R4_TX.Map.VCO_DIV = vco_div_value;Register_R4_TX.Map.OSC_FREQ = OSC_FREQ_VALUE;Register_R4_TX.Map.Addr = LMX2541_REG4;
// LMX2541_Write_Data(Register_R4.Value); //修改环路滤波器的值}/*函数名称:PTT_SW函数功能:收发频率切换入口函数:ptt，收发状态 1:收状态 ; 0:发状态 出口函数:无返回值：无
*/
void PTT_SW(uint8_t ptt)
{
// Register_R6.Map.RFOUT = 0;
// LMX2541_Write_Data(Register_R6.Value); //关闭射频输出if(ptt){RFEN_PLL(1); //关闭射频输出 PTT反相}else{RFEN_PLL(0); //打开射频输出}/*if((ptt)||(VOP_ERR)) //收状态{ LMX2541_Write_Data(Register_R4_RX.Value); //修改R4的值LMX2541_Write_Data(Register_R1_RX.Value); //修改R1的值LMX2541_Write_Data(Register_R0_RX.Value); //修改R0的值//VCTL(FOUT_RX);//RFEN_PLL(FOUT_RX); }else //发状态{LMX2541_Write_Data(Register_R4_TX.Value); //修改R4的值LMX2541_Write_Data(Register_R1_TX.Value); //修改R1的值LMX2541_Write_Data(Register_R0_TX.Value); //修改R0的值//VCTL(FOUT_TX);//RFEN_PLL(FOUT_TX); }*/
// Register_R6.Map.RFOUT = 1;
// LMX2541_Write_Data(Register_R6.Value); //打开射频输出
}/*函数名称:EINT1_Callback函数功能:PTT中断回调函数入口函数:param:无意义 出口函数:无返回值：无
*/
void EINT1_Callback(void)
{
// PTT_SW(PTT_STU);
}/*函数名称: GPIO_GPAB_Callbackfunc函数功能:锁定指示中断入口函数:portA:端口A的中断引脚指示portB:端口B的中断引脚指示 出口函数:无返回值：无
*/
void GPIO_GPAB_Callbackfunc(uint32_t portA,uint32_t portB)
{
// if(portB & (1<<2))
// {
// if(LOCK_STU)
// {
// SYTEST(SYNCLOCK); //频合锁定
// Register_R6.Map.RFOUT = 1;
// LMX2541_Write_Data(Register_R6.Value); //打开射频输出
// }
// else
// {
// SYTEST(SYNCUNLOCK); //频合失锁
// Register_R6.Map.RFOUT = 0;
// LMX2541_Write_Data(Register_R6.Value); //关闭射频输出
// }
// }
}void LMX2541_Set_Register_R0(uint32_t Register_Value)
{DrvSPI_ClrSS(eDRVSPI_PORT0, eDRVSPI_SS0); //set highDrvSPI_SetSS(eDRVSPI_PORT0, eDRVSPI_SS0); //set lowDrvSPI_SingleWrite(eDRVSPI_PORT0,&Register_Value);while(DrvSPI_IsBusy(eDRVSPI_PORT0));DrvSPI_ClrSS(eDRVSPI_PORT0, eDRVSPI_SS0);DrvSPI_SetSS(eDRVSPI_PORT0, eDRVSPI_SS0);
}
/*函数名称: GPIO_GPCDE_Callbackfunc函数功能:无入口函数:portC:端口C的中断引脚指示portD:端口D的中断引脚指示portE:端口E的中断引脚指示 出口函数:无返回值：无
*/
//void GPIO_GPCDE_Callbackfunc(uint32_t portC,uint32_t portD,uint32_t portE)
//{
//
//}void PLL_control_entry(void *parameter)
{/* 调度器上锁，上锁后，将不再切换到其他线程，仅响应中断 */rt_enter_critical(); DrvGPIO_DisableEINT0();DrvGPIO_DisableEINT0();DrvGPIO_Open(E_GPC, 0, E_IO_OUTPUT); DrvGPIO_Open(E_GPC, 1, E_IO_OUTPUT);DrvGPIO_Open(E_GPC, 3, E_IO_OUTPUT);DrvGPIO_Open(E_GPD, 15, E_IO_INPUT);IniLMX2541();LMX2541_Modify_FRE(118000,6);/* 调度器解锁 */rt_exit_critical();DrvGPIO_EnableEINT0(E_IO_BOTH_EDGE, E_MODE_EDGE, PTT_Mic_Callback); DrvGPIO_EnableEINT1(E_IO_BOTH_EDGE, E_MODE_EDGE, PTT_Rem_Callback);while(1){rt_thread_delay(200);}
}
头文件如下
#ifndef PLL_THREAD_H
#define PLL_THREAD_H
#include "stdint.h"
#include "DrvGPIO.h"
#include "Globe_Value.h"
#include "GPIO_Irq_Thread.h"
#include typedef enum {LMX2541_REG0=0,LMX2541_REG1,LMX2541_REG2,LMX2541_REG3,LMX2541_REG4,LMX2541_REG5,LMX2541_REG6,LMX2541_REG7,LMX2541_REG8,LMX2541_REG9,LMX2541_REG12=12,LMX2541_REG13=13}TLMX2541_REG;typedef enum {LMX2541_RES_200=0,LMX2541_RES_1k,LMX2541_RES_2k,LMX2541_RES_4k,LMX2541_RES_16k}TLMX2541_RES;typedef enum {LMX2541_CAP3_0=0,LMX2541_CAP3_1,LMX2541_CAP3_5,LMX2541_CAP3_6,LMX2541_CAP3_10,LMX2541_CAP3_11,LMX2541_CAP3_15,LMX2541_CAP3_16,LMX2541_CAP3_20,LMX2541_CAP3_21,LMX2541_CAP3_25,LMX2541_CAP3_26,LMX2541_CAP3_30,LMX2541_CAP3_31,LMX2541_CAP3_35,LMX2541_CAP3_36}TLMX2541_CAP3;typedef enum {LMX2541_CAP4_0=0,LMX2541_CAP4_5,LMX2541_CAP4_20,LMX2541_CAP4_25,LMX2541_CAP4_40,LMX2541_CAP4_45,LMX2541_CAP4_60,LMX2541_CAP4_65,LMX2541_CAP4_100,LMX2541_CAP4_105,LMX2541_CAP4_120,LMX2541_CAP4_125,LMX2541_CAP4_140,LMX2541_CAP4_145,LMX2541_CAP4_160,LMX2541_CAP4_165}TLMX2541_CAP4;//寄存器0
typedef union {struct{uint32_t Addr:4; //地址uint32_t PLL_N_L:12; //PLL_N低12位uint32_t PLL_NUM_L:16; //PLL_NUM低16位 }Map;uint32_t Value;
}TRegister_R0;//寄存器1
typedef union {struct {uint32_t Addr:4; //地址uint32_t PLL_R:12; //PLL_Ruint32_t PLL_N_H:6; //PLL_N高6位uint32_t PLL_NUM_H:6; //PLL_NUM高6位uint32_t default0:4; }Map;uint32_t Value;
}TRegister_R1;//寄存器2
typedef union {struct {uint32_t Addr:4; //地址uint32_t PLL_DEN:22; //PLL_DEN高6位uint32_t default0:6; }Map;uint32_t Value;
}TRegister_R2;//寄存器3
typedef union {struct{uint32_t Addr:4; //地址uint32_t MODE:2;uint32_t POWERDOWN:1;uint32_t XO:1;uint32_t CPG:5;uint32_t MUX:4;uint32_t CPP:1;uint32_t OSC_2X:1;uint32_t FDM:1;uint32_t ORDER:3;uint32_t DITH:2;uint32_t CPT:1;uint32_t DLOCK:3;uint32_t default0:2;uint32_t FSK:1; }Map;uint32_t Value;
}TRegister_R3;//寄存器4
typedef union {struct{uint32_t Addr:4; //地址uint32_t OSC_FREQ:8;uint32_t VCO_DIV:6;uint32_t R3_LF:3;uint32_t R4_LF:3;uint32_t C3_LF:4;uint32_t C4_LF:4; }Map;uint32_t Value;
}TRegister_R4;//寄存器5
typedef union {struct{uint32_t Addr:4; //地址uint32_t FL_TOC:14;uint32_t FL_R3_LF:3;uint32_t FL_RF_LF:3;uint32_t FL_CPG:5;uint32_t default0:3;}Map;uint32_t Value;
}TRegister_R5;//寄存器6
typedef union {struct{uint32_t Addr:4; //地址uint32_t RFOUT:2;uint32_t DIVGAIN:4;uint32_t OUTTERM:4;uint32_t VCOGAIN:4;uint32_t default0:14; }Map;uint32_t Value;
}TRegister_R6;//寄存器7
typedef union {struct{uint32_t Addr:4; //地址uint32_t default0:28; }Map;uint32_t Value;
}TRegister_R7;//寄存器8
typedef union {struct{uint32_t Addr:4; //地址uint32_t AC_TEMP_COMP:5;uint32_t default0:23; }Map;uint32_t Value;
}TRegister_R8;//寄存器9
typedef union {struct{uint32_t Addr:4; //地址uint32_t default0:28; }Map;uint32_t Value;
}TRegister_R9;//寄存器12
typedef union {struct{uint32_t Addr:4; //地址uint32_t default0:28; }Map;uint32_t Value;
}TRegister_R12;//寄存器13
typedef union {struct{uint32_t Addr:4; //地址uint32_t VCO_DIV_OPT:3;uint32_t default0:25; }Map;uint32_t Value;
}TRegister_R13;#define Register_R1_default 0
#define Register_R2_default 1
#define Register_R3_default 0
#define Register_R5_default 5
#define Register_R6_default 7
#define Register_R7_default 1
#define Register_R8_default 0x88E7
#define Register_R9_default 0x2800140
#define Register_R12_default 1
#define Register_R13_default 1#define VCO_MAX_VALUE 4000000000 //VCO的最大值
#define FPD_VALUE 1600000//400000 //鉴相频率值#define PLL_DEN_MAX_VALUE 4194303 //分母的最大值
//#define PLL_DEN_CNT_VALUE 73100 //用于计算的 N值的分母
//#define PLL_DEN_RX_VALUE 365500 分母 5*73100
//#define PLL_DEN_TX_VALUE 146200 分母 2*73100
#define PLL_R_VALUE 8//32
//#define VCO_DIV_RX_VALUE 20
//#define VCO_DIV_TX_VALUE 25
#define OSC_FREQ_VALUE 13 //参考源的频率值(MHz)
#define FOUT_RX 1
#define FOUT_TX 0
#define SYNCLOCK 0 //频合锁定
#define SYNCUNLOCK 1 //频合失锁#define MAXFRE 143975 //允许的最大频率值(kHz)
#define MINFRE 118000 //允许的最小频率值(kHz)#define PLL_DIS DrvGPIO_SetBit(E_GPD, 7)
#define PLL_EN DrvGPIO_ClrBit(E_GPD, 7)
#define PLL_CLK_HIGH DrvGPIO_SetBit(E_GPD, 14)
#define PLL_CLK_LOW DrvGPIO_ClrBit(E_GPD, 14)
#define PLL_DATA_HIGH DrvGPIO_SetBit(E_GPD, 15)
#define PLL_DATA_LOW DrvGPIO_ClrBit(E_GPD, 15)
#define PLL_RF_EN DrvGPIO_SetBit(E_GPC, 5)
#define PLL_RF_DIS DrvGPIO_ClrBit(E_GPC, 5)#define RFEN_PLL(x) ((x)?(GPIOC->DOUT |= 1<<5):(GPIOC->DOUT &= ~(1<<5)))
#define DATA_PLL(x) ((x)?(GPIOC->DOUT |= 1<<3):(GPIOC->DOUT &= ~(1<<3)))
#define CLK_PLL(x) ((x)?(GPIOC->DOUT |= 1<<1):(GPIOC->DOUT &= ~(1<<1)))
#define EN_PLL(x) ((x)?(GPIOC->DOUT |= 1<<0):(GPIOC->DOUT &= ~(1<<0)))extern void PLL_control_entry(void *parameter);#endif
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