⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 radiomoduleapi.c

📁 SI47**系列DSP的收音芯片驱动C源代码
💻 C
📖 第 1 页 / 共 2 页
字号:
	RM_U8 Set_AM_Seek_RSSI_TD(RM_U16 AM_Seek_Rssi_TD)
	{
		return RadioModule_Set_Prop(Prop_AM_SEEK_RSSI_TD,AM_Seek_Rssi_TD);
	}
		
	RM_U8 Set_AM_Seek_SNR_TD(RM_U16 AM_Seek_Snr_TD)
	{
		return RadioModule_Set_Prop(Prop_AM_SEEK_SNR_TD,AM_Seek_Snr_TD);
	}

	RM_U8 Get_AM_Setup_TD_Info(void)
	{
		RM_U8 Status;
		RM_U16	Temp;
		
		Status = RadioModule_Get_Prop(Prop_AM_SEEK_SNR_TD,(RM_U16 *)(&Temp));
		if(Status!=OK)
			return Status;
		AMGetSetupInfo.AM_SEEK_SNR_TD = Temp;
		
		Status = RadioModule_Get_Prop(Prop_AM_SEEK_RSSI_TD,(RM_U16 *)(&Temp));
		if(Status!=OK)
			return Status;
		AMGetSetupInfo.AM_SEEK_RSSI_TD = Temp;
		
		Status = RadioModule_Get_Prop(Prop_AM_SEEK_FREQ_SPA,(RM_U16 *)(&Temp));
		if(Status!=OK)
			return Status;
		AMGetSetupInfo.AM_SEEK_SPACE = Temp;
		
		Status = RadioModule_Get_Prop(Prop_AM_DEEMPHASIS,(RM_U16 *)(&Temp));
		if(Status!=OK)
			return Status;
		AMGetSetupInfo.AM_DEEMPHASIS = Temp;
		
		return OK;
	}

	RM_U8 RX_HD_Mute(RM_U16	HD_Mute_mode)
	{
		return RadioModule_Set_Prop(Prop_HARD_MUTE,HD_Mute_mode);
	}
		
	RM_U8 RadioModule_Wait_STCINT(void)
	{
		RM_U8 IntStatus;
		RM_U8 Status;
		RM_U16 Loop;
		
		Loop=0;
		
		do
		{
			Status = RadioModule_Get_Int_Status((RM_U8 *)(& IntStatus));
			Loop++;
		}while(((IntStatus & 0x01) == 0x00) && (Loop < 0xff00));
		
		if(Loop>=0xff00)
		{
			#ifdef Radio_Module_Console_Debug
				puts("Wait STCINT EXP loop times limit!\n");
			#endif
			return LoopEXPLimit;
		}	
		
		return OK;
	}
	
	RM_U8 FM_Seek_Station(RM_U8 SeekMode,RM_U8 *SeekEnd)
	{
		RM_U8 Valid_Channel;
		RM_U16 Loop;
		
		Loop=0;
		do
		{
			if(RadioModule_FM_Seek_Start(SeekMode)!=OK)
				return 1;
			if(RadioModule_Wait_STCINT()!=OK)
				return 1;
			if(RadioModule_FM_Tune_Status(Cancel_Seek|Clr_Seek_Tune_Int)!=OK)
				return 1;
			if(RadioModule_FM_RSQ_Status(Get_RSQ_Status|Clr_RSQ_Int)!=OK)
				return 1;
			Loop++;
			Valid_Channel = FmTuneStatusInfo.Resp1 & 0x01;
			if((FmTuneStatusInfo.Resp1 & BLTF) != 0)
				*SeekEnd = 1;
			else		
				*SeekEnd = 0;
		}while((Valid_Channel == 0) && (Loop < 0xfff) && (*SeekEnd == 0));
		
		if(Loop >= 0xfff)
		{
			#ifdef Radio_Module_Console_Debug
				puts("FM_Seek_Station() EXP loop times limit!\n");
			#endif
			return LoopEXPLimit;
		}
		
		if((SeekMode == SeekUp_Wrap) || (SeekMode == SeekDn_Wrap))
		{
			if((Valid_Channel == 0x01) && (*SeekEnd == 1))
				*SeekEnd = 0;
		}
		
		return OK;
	}
	
	RM_U8 FM_Seek_All(void)
	{
		RM_U8 SeekEnd;
		RM_U8 i;
		
		if(RX_HD_Mute(HD_Mute_All) != OK)
			return 1;
		for(i=0;i<MaxStationNum;i++)
		{
			FMChannelArray[i].ChannelNo = NULL_Channel;
		}
		i=0;
		
		#ifdef Radio_Module_GUI
			InitLcdForRM();
		#endif
		
		if(RadioModule_FM_Tune_Freq(FM_Band_Bottom,ANTCAP_Auto)!=OK)
			return RX_HD_Mute(HD_Unmute);
		Delay(1000000);
		if(Set_FM_Seek_Band(FM_Band_Top,FM_Band_Bottom)!=OK)
			return RX_HD_Mute(HD_Unmute);
		if(Set_FM_Seek_Space(FM_Seek_Space) != OK)
			return RX_HD_Mute(HD_Unmute);
		if(RadioModule_FM_Tune_Status(Cancel_Seek|Clr_Seek_Tune_Int)!=OK)
			return RX_HD_Mute(HD_Unmute);
		if(RadioModule_FM_RSQ_Status(Get_RSQ_Status|Clr_RSQ_Int)!=OK)
			return RX_HD_Mute(HD_Unmute);
		if(((FmTuneStatusInfo.Resp1) & ValidChannel) > 0)
		{
			FMChannelArray[i].ChannelNo = i+1;
			if(FmRSQStatusInfo.Resp3 > 0x80)
				FMChannelArray[i].StereoFlag = Stereo_F;
			else
				FMChannelArray[i].StereoFlag = Mono_F;
			FMChannelArray[i].ChannelFreq = ((FmTuneStatusInfo.FreqH << 8) | FmTuneStatusInfo.FreqL) & 0xffff;
			FMChannelArray[i].RSSI = FmRSQStatusInfo.RSSI;
			FMChannelArray[i].SNR = FmRSQStatusInfo.SNR;
			FMChannelArray[i].RDSFlag = NO_RDS_F;
			FMChannelArray[i].FreqOffset = FmRSQStatusInfo.FreqOffset;
			
			#ifdef Radio_Module_GUI			
				Lcd_disp_freq(FMChannelArray[i].ChannelFreq,FMChannelArray[i].FreqOffset);
				Lcd_disp_stereo_flag(FMChannelArray[i].StereoFlag);
				Lcd_disp_RSSI_SNR_Info(FMChannelArray[i].RSSI,FMChannelArray[i].SNR);
				Lcd_disp_volume_Info(0,0);
				Lcd_disp_channel_Info(FMChannelArray[i].ChannelNo);
			#endif
			i++;
		}
		
		do
		{
			if(FM_Seek_Station(SeekUp_Halt,(RM_U8 *)(&SeekEnd))!=OK)
				return RX_HD_Mute(HD_Unmute);
			if((FmTuneStatusInfo.Resp1 & ValidChannel) > 0)
			{
				FMChannelArray[i].ChannelNo = i+1;
				if(FmRSQStatusInfo.Resp3 > 0x80)
					FMChannelArray[i].StereoFlag = Stereo_F;
				else
					FMChannelArray[i].StereoFlag = Mono_F;
				FMChannelArray[i].ChannelFreq = ((FmTuneStatusInfo.FreqH << 8) | FmTuneStatusInfo.FreqL) & 0xffff;
				FMChannelArray[i].RSSI = FmRSQStatusInfo.RSSI;
				FMChannelArray[i].SNR = FmRSQStatusInfo.SNR;
				FMChannelArray[i].RDSFlag = NO_RDS_F;
				FMChannelArray[i].FreqOffset = FmRSQStatusInfo.FreqOffset;
				#ifdef Radio_Module_GUI			
					Lcd_disp_freq(FMChannelArray[i].ChannelFreq,FMChannelArray[i].FreqOffset);
					Lcd_disp_stereo_flag(FMChannelArray[i].StereoFlag);				
					Lcd_disp_RSSI_SNR_Info(FMChannelArray[i].RSSI,FMChannelArray[i].SNR);	
					Lcd_disp_volume_Info(0,0);
					Lcd_disp_channel_Info(FMChannelArray[i].ChannelNo);
				#endif
				i++;
			}	
		}while((SeekEnd == 0) && (i<MaxStationNum));
		if(FMChannelArray[0].ChannelNo != NULL_Channel)
		{
			if(RadioModule_FM_Tune_Freq(FMChannelArray[0].ChannelFreq,ANTCAP_Auto)!=OK)
				return RX_HD_Mute(HD_Unmute);
		}
		else
		{
			if(RadioModule_FM_Tune_Freq(FM_Band_Bottom,ANTCAP_Auto)!=OK)
				return RX_HD_Mute(HD_Unmute);
		}
		
		return RX_HD_Mute(HD_Unmute);
	}
	
	RM_U8 AM_Seek_Station(RM_U8 SeekMode,RM_U8 *SeekEnd)
	{
		RM_U8 Valid_Channel;
		RM_U16 Loop;
		
		Loop=0;
		do
		{
			if(RadioModule_AM_Seek_Start(SeekMode)!=OK)
				return 1;
			if(RadioModule_Wait_STCINT()!=OK)
				return 1;
			if(RadioModule_AM_Tune_Status(Cancel_Seek|Clr_Seek_Tune_Int)!=OK)
				return 1;
			if(RadioModule_AM_RSQ_Status(Clr_RSQ_Int)!=OK)
				return 1;
			Loop++;
			Valid_Channel = AmTuneStatusInfo.Resp1 & 0x01;
			if((AmTuneStatusInfo.Resp1 & BLTF) != 0)
				*SeekEnd = 1;
			else		
				*SeekEnd = 0;
		}while((Valid_Channel == 0) && (Loop < 0xfff) && (*SeekEnd == 0));
		
		if(Loop >= 0xfff)
		{
			#ifdef Radio_Module_Console_Debug
				puts("AM_Seek_Station() EXP loop times limit!\n");
			#endif
			return LoopEXPLimit;
		}
		
		if((SeekMode == SeekUp_Wrap) || (SeekMode == SeekDn_Wrap))
		{
			if((Valid_Channel == 0x01) && (*SeekEnd == 1))
				*SeekEnd = 0;
		}
		
		return OK;
	}
	
	RM_U8 AM_Seek_All(void)
	{
		RM_U8 SeekEnd;
		RM_U8 i;
		
		if(RX_HD_Mute(HD_Mute_All) != OK)
			return 1;
		for(i=0;i<MaxStationNum;i++)
		{
			AMChannelArray[i].ChannelNo = NULL_Channel;
		}
		i=0;
		
		#ifdef Radio_Module_GUI
			InitLcdForRM();
		#endif
		
		if(RadioModule_AM_Tune_Freq(AM_Band_Bottom,ANTCAP_Auto)!=OK)
			return RX_HD_Mute(HD_Unmute);
		Delay(1000000);
		if(Set_AM_Seek_Band(AM_Band_Top,AM_Band_Bottom)!=OK)
			return RX_HD_Mute(HD_Unmute);
		if(Set_AM_Seek_Space(AM_Seek_Space) != OK)
			return RX_HD_Mute(HD_Unmute);
		if(RadioModule_AM_Tune_Status(Cancel_Seek|Clr_Seek_Tune_Int)!=OK)
			return RX_HD_Mute(HD_Unmute);
		if(RadioModule_AM_RSQ_Status(Clr_RSQ_Int)!=OK)
			return RX_HD_Mute(HD_Unmute);
		if(((AmTuneStatusInfo.Resp1) & ValidChannel) > 0)
		{
			AMChannelArray[i].ChannelNo = i+1;
			AMChannelArray[i].ChannelFreq = ((AmTuneStatusInfo.FreqH << 8) | AmTuneStatusInfo.FreqL) & 0xffff;
			AMChannelArray[i].RSSI = AmRSQStatusInfo.RSSI;
			AMChannelArray[i].SNR = AmRSQStatusInfo.SNR;
			
			#ifdef Radio_Module_GUI			
				Lcd_disp_freq(AMChannelArray[i].ChannelFreq,NULL);
				Lcd_disp_RSSI_SNR_Info(AMChannelArray[i].RSSI,AMChannelArray[i].SNR);
				Lcd_disp_volume_Info(0,0);
				Lcd_disp_channel_Info(AMChannelArray[i].ChannelNo);
			#endif
			i++;
		}
		
		do
		{
			if(AM_Seek_Station(SeekUp_Halt,(RM_U8 *)(&SeekEnd))!=OK)
				return RX_HD_Mute(HD_Unmute);
			if((AmTuneStatusInfo.Resp1 & ValidChannel) > 0)
			{
				AMChannelArray[i].ChannelNo = i+1;
				AMChannelArray[i].ChannelFreq = ((AmTuneStatusInfo.FreqH << 8) | AmTuneStatusInfo.FreqL) & 0xffff;
				AMChannelArray[i].RSSI = AmRSQStatusInfo.RSSI;
				AMChannelArray[i].SNR = AmRSQStatusInfo.SNR;
				#ifdef Radio_Module_GUI			
					Lcd_disp_freq(AMChannelArray[i].ChannelFreq,NULL);
					Lcd_disp_RSSI_SNR_Info(AMChannelArray[i].RSSI,AMChannelArray[i].SNR);	
					Lcd_disp_volume_Info(0,0);
					Lcd_disp_channel_Info(AMChannelArray[i].ChannelNo);
				#endif
				i++;
			}
		}while((SeekEnd == 0) && (i<MaxStationNum));
		if(AMChannelArray[0].ChannelNo != NULL_Channel)
		{
			if(RadioModule_AM_Tune_Freq(AMChannelArray[0].ChannelFreq,ANTCAP_Auto)!=OK)
				return RX_HD_Mute(HD_Unmute);
		}
		else
		{
			if(RadioModule_AM_Tune_Freq(AM_Band_Bottom,ANTCAP_Auto)!=OK)
				return RX_HD_Mute(HD_Unmute);
		}
		
		return RX_HD_Mute(HD_Unmute);
	}
	
				
	#ifdef SI474X_Radio
	
		void AMPreAmpSwitch(RM_U8 OnOff)
		{
			if(OnOff == TurnOnAMAmp)
				AMAntATU();
			else
				AMAntNoATU();
		}
		
		void AM_ATTU(RM_U8 OnOff)
		{
			if(OnOff == AMAttuOn)
			{
				RadioModule_GPO_CTL(2);
				RadioModule_GPO_SET(2);
			}
			else
			{
				RadioModule_GPO_CTL(2);
				RadioModule_GPO_SET(0);
			}
		}
		
	#endif	
			
#endif

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -