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PU2CLR Si4735 Arduino Library
2.0.0
Arduino Library for Si47XX Devices - By Ricardo Lima Caratti
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Go to the documentation of this file.
26 #define POWER_PATCH 15
29 #define SI473X_ADDR_SEN_LOW 0x11
30 #define SI473X_ADDR_SEN_HIGH 0x63
34 #define POWER_DOWN 0x11
35 #define SET_PROPERTY 0x12
36 #define GET_PROPERTY 0x13
37 #define GET_INT_STATUS 0x14
40 #define FM_TUNE_FREQ 0x20
41 #define FM_SEEK_START 0x21
42 #define FM_TUNE_STATUS 0x22
43 #define FM_AGC_STATUS 0x27
44 #define FM_AGC_OVERRIDE 0x28
45 #define FM_RSQ_STATUS 0x23
46 #define FM_RDS_STATUS 0x24
49 #define FM_RDS_INT_SOURCE 0x1500
50 #define FM_RDS_INT_FIFO_COUNT 0x1501
51 #define FM_RDS_CONFIG 0x1502
52 #define FM_RDS_CONFIDENCE 0x1503
54 #define FM_DEEMPHASIS 0x1100
55 #define FM_BLEND_STEREO_THRESHOLD 0x1105
56 #define FM_BLEND_MONO_THRESHOLD 0x1106
57 #define FM_BLEND_RSSI_STEREO_THRESHOLD 0x1800
58 #define FM_BLEND_RSSI_MONO_THRESHOLD 0x1801
59 #define FM_BLEND_SNR_STEREO_THRESHOLD 0x1804
60 #define FM_BLEND_SNR_MONO_THRESHOLD 0x1805
61 #define FM_BLEND_MULTIPATH_STEREO_THRESHOLD 0x1808
62 #define FM_BLEND_MULTIPATH_MONO_THRESHOLD 0x1809
65 #define FM_SEEK_BAND_BOTTOM 0x1400
66 #define FM_SEEK_BAND_TOP 0x1401
67 #define FM_SEEK_FREQ_SPACING 0x1402
68 #define FM_SEEK_TUNE_SNR_THRESHOLD 0x1403
69 #define FM_SEEK_TUNE_RSSI_THRESHOLD 0x1404
72 #define AM_TUNE_FREQ 0x40
73 #define AM_SEEK_START 0x41
74 #define AM_TUNE_STATUS 0x42
75 #define AM_RSQ_STATUS 0x43
76 #define AM_AGC_STATUS 0x47
77 #define AM_AGC_OVERRIDE 0x48
83 #define SSB_TUNE_FREQ 0x40
84 #define SSB_TUNE_STATUS 0x42
85 #define SSB_RSQ_STATUS 0x43
86 #define SSB_AGC_STATUS 0x47
87 #define SSB_AGC_OVERRIDE 0x48
91 #define DIGITAL_OUTPUT_FORMAT 0x0102
92 #define DIGITAL_OUTPUT_SAMPLE_RATE 0x0104
93 #define REFCLK_FREQ 0x0201
94 #define REFCLK_PRESCALE 0x0202
95 #define AM_DEEMPHASIS 0x3100
96 #define AM_CHANNEL_FILTER 0x3102
97 #define AM_AUTOMATIC_VOLUME_CONTROL_MAX_GAIN 0x3103
98 #define AM_MODE_AFC_SW_PULL_IN_RANGE 0x3104
99 #define AM_MODE_AFC_SW_LOCK_IN_RANGE 0x3105
100 #define AM_RSQ_INTERRUPTS 0x3200
101 #define AM_RSQ_SNR_HIGH_THRESHOLD 0x3201
102 #define AM_RSQ_SNR_LOW_THRESHOLD 0x3202
103 #define AM_RSQ_RSSI_HIGH_THRESHOLD 0x3203
104 #define AM_RSQ_RSSI_LOW_THRESHOLD 0x3204
105 #define AM_SOFT_MUTE_RATE 0x3300
106 #define AM_SOFT_MUTE_SLOPE 0x3301
107 #define AM_SOFT_MUTE_MAX_ATTENUATION 0x3302
108 #define AM_SOFT_MUTE_SNR_THRESHOLD 0x3303
109 #define AM_SOFT_MUTE_RELEASE_RATE 0x3304
110 #define AM_SOFT_MUTE_ATTACK_RATE 0x3305
111 #define AM_SEEK_BAND_BOTTOM 0x3400
112 #define AM_SEEK_BAND_TOP 0x3401
113 #define AM_SEEK_FREQ_SPACING 0x3402
114 #define AM_SEEK_SNR_THRESHOLD 0x3403
115 #define AM_SEEK_RSSI_THRESHOLD 0x3404
116 #define AM_AGC_ATTACK_RATE 0x3702
117 #define AM_AGC_RELEASE_RATE 0x3703
118 #define AM_FRONTEND_AGC_CONTROL 0x3705
119 #define AM_NB_DETECT_THRESHOLD 0x3900
120 #define AM_NB_INTERVAL 0x3901
121 #define AM_NB_RATE 0x3902
122 #define AM_NB_IIR_FILTER 0x3903
123 #define AM_NB_DELAY 0x3904
125 #define RX_VOLUME 0x4000
126 #define RX_HARD_MUTE 0x4001
131 #define GPO_IEN 0x0001
132 #define SSB_BFO 0x0100
133 #define SSB_MODE 0x0101
134 #define SSB_RSQ_INTERRUPTS 0x3200
135 #define SSB_RSQ_SNR_HI_THRESHOLD 0x3201
136 #define SSB_RSQ_SNR_LO_THRESHOLD 0x3202
137 #define SSB_RSQ_RSSI_HI_THRESHOLD 0x3203
138 #define SSB_RSQ_RSSI_LO_THRESHOLD 0x3204
139 #define SSB_SOFT_MUTE_RATE 0x3300
140 #define SSB_SOFT_MUTE_MAX_ATTENUATION 0x3302
141 #define SSB_SOFT_MUTE_SNR_THRESHOLD 0x3303
142 #define SSB_RF_AGC_ATTACK_RATE 0x3700
143 #define SSB_RF_AGC_RELEASE_RATE 0x3701
146 #define SSB_RF_IF_AGC_ATTACK_RATE 0x3702
147 #define SSB_RF_IF_AGC_RELEASE_RATE 0x3703
154 #define SI473X_RDS_OUTPUT_ONLY 0b00000000
155 #define SI473X_ANALOG_AUDIO 0b00000101
156 #define SI473X_DIGITAL_AUDIO1 0b00001011
157 #define SI473X_DIGITAL_AUDIO2 0b10110000
158 #define SI473X_ANALOG_DIGITAL_AUDIO 0b10110101
161 #define FM_CURRENT_MODE 0
162 #define AM_CURRENT_MODE 1
163 #define SSB_CURRENT_MODE 2
168 #define MAX_DELAY_AFTER_SET_FREQUENCY 30
169 #define MAX_DELAY_AFTER_POWERUP 10
170 #define MIN_DELAY_WAIT_SEND_LOOP 300
171 #define MAX_SEEK_TIME 8000
173 #define XOSCEN_CRYSTAL 1
174 #define XOSCEN_RCLK 0
286 } si47x_antenna_capacitor;
308 } si47x_set_frequency;
324 uint8_t RESERVED1 : 2;
327 uint8_t RESERVED2 : 4;
347 } si47x_seek_am_complement;
409 } si47x_response_status;
442 } si47x_firmware_information;
477 } si47x_firmware_query_library;
493 uint8_t RESERVED2 : 6;
535 uint8_t RSSIILINT : 1;
536 uint8_t RSSIHINT : 1;
539 uint8_t MULTLINT : 1;
540 uint8_t MULTHINT : 1;
542 uint8_t BLENDINT : 1;
574 uint8_t STATUSONLY : 1;
600 uint8_t RDSSYNCLOST : 1;
601 uint8_t RDSSYNCFOUND : 1;
603 uint8_t RDSNEWBLOCKA : 1;
604 uint8_t RDSNEWBLOCKB : 1;
646 uint8_t RDSSYNCLOST : 1;
647 uint8_t RDSSYNCFOUND : 1;
649 uint8_t RDSNEWBLOCKA : 1;
650 uint8_t RDSNEWBLOCKB : 1;
655 } si47x_rds_int_source;
724 uint16_t address : 2;
728 uint16_t programType : 5;
729 uint16_t trafficProgramCode : 1;
730 uint16_t versionCode : 1;
731 uint16_t groupType : 4;
735 uint16_t address : 4;
736 uint16_t textABFlag : 1;
737 uint16_t programType : 5;
738 uint16_t trafficProgramCode : 1;
739 uint16_t versionCode : 1;
740 uint16_t groupType : 4;
744 uint16_t content : 4;
745 uint16_t textABFlag : 1;
746 uint16_t programType : 5;
747 uint16_t trafficProgramCode : 1;
748 uint16_t versionCode : 1;
749 uint16_t groupType : 4;
796 uint8_t offset_sense : 1;
804 } si47x_rds_date_time;
854 } si47x_agc_overrride;
880 } si47x_bandwidth_config;
893 uint8_t SBCUTFLT : 4;
894 uint8_t AVC_DIVIDER : 4;
896 uint8_t SMUTESEL : 1;
898 uint8_t DSP_AFCDIS : 1;
922 } si4735_digital_output_format;
936 uint8_t patch_id[14];
940 } si4735_eeprom_patch_header;
954 } si4735_digital_output_sample_rate;
956 volatile static bool data_from_si4735;
967 static void interrupt_hundler()
969 data_from_si4735 =
true;
1050 void setGpioCtl(uint8_t GPO1OEN, uint8_t GPO2OEN, uint8_t GPO3OEN);
1051 void setGpio(uint8_t GPO1LEVEL, uint8_t GPO2LEVEL, uint8_t GPO3LEVEL);
1052 void setGpioIen(uint8_t STCIEN, uint8_t RSQIEN, uint8_t ERRIEN, uint8_t CTSIEN, uint8_t STCREP, uint8_t RSQREP);
1054 void sendProperty(uint16_t propertyNumber, uint16_t param);
1067 void setup(uint8_t resetPin, uint8_t defaultFunction);
1091 sendProperty(propertyNumber, param);
1094 void sendCommand(uint8_t cmd,
int parameter_size,
const uint8_t *parameter);
1098 void setPowerUp(uint8_t CTSIEN, uint8_t GPO2OEN, uint8_t PATCH, uint8_t XOSCEN, uint8_t FUNC, uint8_t OPMODE);
1123 return currentStatus.resp.RSQINT;
1134 return currentStatus.resp.RDSINT;
1145 return currentStatus.resp.STCINT;
1156 return currentStatus.resp.ERR;
1175 return currentStatus.resp.AFCRL;
1188 return currentStatus.resp.BLTF;
1202 return currentStatus.resp.VALID;
1213 return currentStatus.resp.RSSI;
1226 return currentStatus.resp.SNR;
1239 return currentStatus.resp.MULT;
1252 return currentStatus.resp.READANTCAP;
1277 return currentAvcAmMaxGain;
1318 return !currentAgcStatus.refined.AGCDIS;
1329 return currentAgcStatus.refined.AGCIDX;
1347 return currentRqsStatus.resp.RSSI;
1358 return currentRqsStatus.resp.SNR;
1369 return currentRqsStatus.resp.RSSIILINT;
1380 return currentRqsStatus.resp.RSSIHINT;
1391 return currentRqsStatus.resp.SNRLINT;
1402 return currentRqsStatus.resp.SNRHINT;
1413 return currentRqsStatus.resp.VALID;
1424 return currentRqsStatus.resp.AFCRL;
1437 return currentRqsStatus.resp.SMUTE;
1450 return currentRqsStatus.resp.STBLEND;
1463 return currentRqsStatus.resp.PILOT;
1476 return currentRqsStatus.resp.MULT;
1547 currentAudioMode = audioMode;
1557 void setAM(uint16_t fromFreq, uint16_t toFreq, uint16_t intialFreq, uint16_t step);
1558 void setFM(uint16_t fromFreq, uint16_t toFreq, uint16_t initialFreq, uint16_t step);
1665 seekStationProgress(NULL,
SEEK_UP);
1710 void setRdsIntSource(uint8_t RDSNEWBLOCKB, uint8_t RDSNEWBLOCKA, uint8_t RDSSYNCFOUND, uint8_t RDSSYNCLOST, uint8_t RDSRECV);
1711 void getRdsStatus(uint8_t INTACK, uint8_t MTFIFO, uint8_t STATUSONLY);
1722 return currentRdsStatus.resp.RDSRECV;
1733 return currentRdsStatus.resp.RDSSYNCLOST;
1744 return currentRdsStatus.resp.RDSSYNCFOUND;
1756 return currentRdsStatus.resp.RDSNEWBLOCKA;
1767 return currentRdsStatus.resp.RDSNEWBLOCKB;
1778 return currentRdsStatus.resp.RDSSYNC;
1789 return currentRdsStatus.resp.GRPLOST;
1800 return currentRdsStatus.resp.RDSFIFOUSED;
1803 void setRdsConfig(uint8_t RDSEN, uint8_t BLETHA, uint8_t BLETHB, uint8_t BLETHC, uint8_t BLETHD);
1822 void setSSBConfig(uint8_t AUDIOBW, uint8_t SBCUTFLT, uint8_t AVC_DIVIDER, uint8_t AVCEN, uint8_t SMUTESEL, uint8_t DSP_AFCDIS);
1823 void setSSB(uint16_t fromFreq, uint16_t toFreq, uint16_t intialFreq, uint16_t step, uint8_t usblsb);
1824 void setSSB(uint8_t usblsb);
1834 bool downloadPatch(
const uint8_t *ssb_patch_content,
const uint16_t ssb_patch_content_size);
1835 void loadPatch(
const uint8_t *ssb_patch_content,
const uint16_t ssb_patch_content_size, uint8_t ssb_audiobw = 1);
1851 this->maxDelayAfterPouwerUp = ms;
1867 this->maxDelaySetFrequency = ms;
1897 this->currentStep = step;
1913 return this->currentWorkFrequency;
1944 Wire.setClock(10000);
1961 Wire.setClock(400000);
1990 audioMuteMcuPin = pin;
1991 pinMode(audioMuteMcuPin, OUTPUT);
2006 digitalWrite(audioMuteMcuPin, on);
2007 delayMicroseconds(300);
void setGpioIen(uint8_t STCIEN, uint8_t RSQIEN, uint8_t ERRIEN, uint8_t CTSIEN, uint8_t STCREP, uint8_t RSQREP)
Configures the sources for the GPO2/INT interrupt pin.
Definition: SI4735.cpp:206
uint8_t getRdsProgramType(void)
Returns the Program Type (extracted from the Block B)
Definition: SI4735.cpp:2163
#define SSB_SOFT_MUTE_MAX_ATTENUATION
Definition: SI4735.h:140
uint8_t currentSsbStatus
Definition: SI4735.h:1043
void setRefClockPrescaler(uint16_t prescale, uint8_t rclk_sel=0)
Sets the number used by the prescaler to divide the external RCLK down to the internal REFCLK.
Definition: SI4735.cpp:542
#define SEEK_DOWN
Definition: SI4735.h:166
uint8_t currentInterruptEnable
If you are using interrupt, this variable stores 1.
Definition: SI4735.h:1022
si47x_status getStatusResponse()
Gets the first byte response.
Definition: SI4735.cpp:1478
#define FM_BLEND_RSSI_STEREO_THRESHOLD
Definition: SI4735.h:57
bool downloadPatch(const uint8_t *ssb_patch_content, const uint16_t ssb_patch_content_size)
Transfers the content of a patch stored in a array of bytes to the SI4735 device.
Definition: SI4735.cpp:2873
si47x_frequency currentFrequency
data structure to get current frequency
Definition: SI4735.h:1028
void setMaxDelayPowerUp(uint16_t ms)
Set the Max Delay Power Up.
Definition: SI4735.h:1849
bool isCurrentTuneFM()
Returns true if the current function is FM (FM_TUNE_FREQ).
Definition: SI4735.h:1578
#define FM_TUNE_STATUS
Definition: SI4735.h:42
void patchPowerUp()
This method can be used to prepare the device to apply SSBRX patch.
Definition: SI4735.cpp:2799
void seekStationUp()
Search for the next station.
Definition: SI4735.h:1663
uint8_t interruptPin
pin used on Arduino Board to control interrupt. If -1, interrupt is no used.
Definition: SI4735.h:1008
uint8_t lastMode
Stores the last mode used.
Definition: SI4735.h:1018
void setFMDeEmphasis(uint8_t parameter)
Sets the FM Receive de-emphasis to 50 or 75 μs.
Definition: SI4735.h:1566
#define MAX_DELAY_AFTER_SET_FREQUENCY
Definition: SI4735.h:168
void setProperty(uint16_t propertyNumber, uint16_t param)
Sets a given SI47XX device property.
Definition: SI4735.h:1089
#define SSB_BFO
Definition: SI4735.h:132
uint16_t refClockPrescale
Prescaler for Reference Clock (divider).
Definition: SI4735.h:1025
bool isCurrentTuneAM()
Returns true if the current function is AM (AM_TUNE_FREQ).
Definition: SI4735.h:1590
void setFmStereoOn()
Turn Off Stereo operation.
Definition: SI4735.cpp:1680
void setFmStereoOff()
Turn Off Stereo operation.
Definition: SI4735.cpp:1670
char rds_time[20]
RDS date time received information.
Definition: SI4735.h:993
void setFM(uint16_t fromFreq, uint16_t toFreq, uint16_t initialFreq, uint16_t step)
Sets the radio to FM function.
Definition: SI4735.cpp:853
void setSeekFmSpacing(uint16_t spacing)
Selects frequency spacingfor FM seek. Default is 100 kHz kHz spacing. There are only 3 valid values: ...
Definition: SI4735.cpp:1325
void setTuneFrequencyFast(uint8_t FAST)
Returns the FAST tuning status.
Definition: SI4735.h:1610
#define POWER_UP
Definition: SI4735.h:32
uint8_t getRdsGroupType(void)
Returns the Group Type (extracted from the Block B)
Definition: SI4735.cpp:2089
char * getRdsText0A(void)
Gets the station name and other messages.
Definition: SI4735.cpp:2273
uint8_t getCurrentRSSI()
Get the current receive signal strength (0–127 dBμV)
Definition: SI4735.h:1345
void setSeekFmSrnThreshold(uint16_t value)
Sets the SNR threshold for a valid FM Seek/Tune.
Definition: SI4735.cpp:1355
uint8_t getReceivedSignalStrengthIndicator()
Returns the value of Received Signal Strength Indicator (dBμV).
Definition: SI4735.h:1211
uint8_t refClockSourcePin
0 = RCLK pin is clock source; 1 = DCLK pin is clock source.
Definition: SI4735.h:1026
void setAvcAmMaxGain(uint8_t gain)
Sets the maximum gain for automatic volume control.
Definition: SI4735.cpp:1068
unsigned long maxSeekTime
Stores the maximum time (ms) for a seeking process. Defines the maximum seeking time.
Definition: SI4735.h:1004
#define GPO_IEN
Definition: SI4735.h:131
#define AM_CURRENT_MODE
Definition: SI4735.h:162
uint8_t getTuneFrequencyFast()
Definition: SI4735.h:1609
uint8_t getVolume()
Gets the current volume level.
Definition: SI4735.cpp:1790
#define AM_TUNE_FREQ
Definition: SI4735.h:72
char rds_buffer2B[33]
RDS Radio Text buffer - Station Informaation.
Definition: SI4735.h:991
void setHardwareAudioMute(bool on)
Sets the Hardware Audio Mute.
Definition: SI4735.h:2004
void setVolumeDown()
Set the Volume Down.
Definition: SI4735.h:1525
#define XOSCEN_CRYSTAL
Definition: SI4735.h:173
uint16_t getRdsPI(void)
Returns the programa type.
Definition: SI4735.cpp:2073
uint16_t raw
Definition: SI4735.h:921
#define FM_AGC_STATUS
Definition: SI4735.h:43
si47x_response_status currentStatus
current device status
Definition: SI4735.h:1031
void setGpio(uint8_t GPO1LEVEL, uint8_t GPO2LEVEL, uint8_t GPO3LEVEL)
Sets the output level (high or low) for GPO1, 2, and 3.
Definition: SI4735.cpp:169
uint8_t currentAvcAmMaxGain
Stores the current Automatic Volume Control Gain for AM. Default value is 48.
Definition: SI4735.h:1020
uint8_t raw[6]
Definition: SI4735.h:803
bool getSignalQualityInterrupt()
Get the Signal Quality Interrupt status.
Definition: SI4735.h:1121
void setFrequencyUp()
Set the FrequencyUp.
Definition: SI4735.h:1624
uint16_t getFrequency(void)
Gets the current frequency of the Si4735 (AM or FM)
Definition: SI4735.cpp:929
bool getCurrentSnrDetectHigh()
Checks if SNR detect is high.
Definition: SI4735.h:1400
void setSeekAmSpacing(uint16_t spacing)
Selects frequency spacingfor AM seek. Default is 10 kHz spacing.
Definition: SI4735.cpp:1311
#define FM_RDS_STATUS
Definition: SI4735.h:46
uint8_t raw[5]
Definition: SI4735.h:307
si47x_rqs_status currentRqsStatus
current Radio SIgnal Quality status
Definition: SI4735.h:1030
uint8_t raw[2]
Definition: SI4735.h:654
#define AM_AGC_OVERRIDE
Definition: SI4735.h:77
uint8_t raw[2]
Definition: SI4735.h:683
void setFM()
Sets the radio to FM function.
Definition: SI4735.cpp:785
uint8_t getCurrentMultipath()
Gets the current Multipath.
Definition: SI4735.h:1474
uint8_t raw
Definition: SI4735.h:495
#define FM_SEEK_TUNE_SNR_THRESHOLD
Definition: SI4735.h:68
void setVolume(uint8_t volume)
RESP8 - Returns the Chip Revision (ASCII).
Definition: SI4735.cpp:1758
uint8_t getRdsTextSegmentAddress(void)
Returns the address of the text segment.
Definition: SI4735.cpp:2128
void seekStationProgress(void(*showFunc)(uint16_t f), uint8_t up_down)
Seeks a station up or down.
Definition: SI4735.cpp:1248
uint8_t raw
Definition: SI4735.h:367
void powerDown(void)
Moves the device from powerup to powerdown mode.
Definition: SI4735.cpp:459
bool getACFIndicator()
Returns true if the AFC rails (AFC Rail Indicator).
Definition: SI4735.h:1173
uint8_t getFirmwareFWMINOR()
RESP2 - Returns the Firmware Major Revision (ASCII).
Definition: SI4735.h:1492
void getCurrentReceivedSignalQuality(void)
Queries the status of the Received Signal Quality (RSQ) of the current channel (FM_RSQ_STATUS)
Definition: SI4735.cpp:1137
void waitToSend(void)
Wait for the si473x is ready (Clear to Send (CTS) status bit have to be 1).
Definition: SI4735.cpp:327
si47x_status getInterruptStatus()
Updates bits 6:0 of the status byte.
Definition: SI4735.cpp:94
#define FM_BLEND_SNR_MONO_THRESHOLD
Definition: SI4735.h:60
void setFmBlendRssiStereoThreshold(uint8_t parameter)
Sets RSSI threshold for stereo blend. (Full stereo above threshold, blend below threshold....
Definition: SI4735.cpp:1580
void setDeviceOtherI2CAddress(uint8_t i2cAddr)
Sets the onther I2C Bus Address (for Si470X)
Definition: SI4735.cpp:294
void seekPreviousStation()
Search the previous station.
Definition: SI4735.cpp:1211
uint8_t getAgcGainIndex()
Gets the current AGC gain index.
Definition: SI4735.h:1327
void digitalOutputFormat(uint8_t OSIZE, uint8_t OMONO, uint8_t OMODE, uint8_t OFALL)
Configures the digital audio output format.
Definition: SI4735.cpp:1724
bool getCurrentBlendDetectInterrupt()
Multipath Detect High.
Definition: SI4735.h:1482
#define FM_BLEND_RSSI_MONO_THRESHOLD
Definition: SI4735.h:58
#define FM_CURRENT_MODE
Definition: SI4735.h:161
bool getRdsReceived()
Get the Rds Received FIFO.
Definition: SI4735.h:1720
void frequencyUp()
Increments the current frequency on current band/function by using the current step.
Definition: SI4735.cpp:721
si47x_rds_status currentRdsStatus
current RDS status
Definition: SI4735.h:1033
void setAudioMuteMcuPin(int8_t pin)
Sets the Audio Mute Mcu Pin.
Definition: SI4735.h:1988
uint8_t getCurrentSignedFrequencyOffset()
Definition: SI4735.h:1479
void sendCommand(uint8_t cmd, int parameter_size, const uint8_t *parameter)
Sends a given command to the SI47XX devices.
Definition: SI4735.cpp:1437
si47x_ssb_mode currentSSBMode
indicates if USB or LSB
Definition: SI4735.h:1035
void setSsbSoftMuteMaxAttenuation(uint8_t smattn=0)
Sets the SSB Soft Mute Max Attenuation object.
Definition: SI4735.h:1305
int8_t audioMuteMcuPin
Definition: SI4735.h:1044
#define GPIO_SET
Definition: SI4735.h:79
void setTuneFrequencyAntennaCapacitor(uint16_t capacitor)
Only FM. Freeze Metrics During Alternate Frequency Jump.
Definition: SI4735.cpp:645
#define AM_SEEK_BAND_BOTTOM
Definition: SI4735.h:111
uint8_t getRdsFlagAB(void)
Returns the current Text Flag A/B
Definition: SI4735.cpp:2106
void setAmSoftMuteMaxAttenuation(uint8_t smattn=0)
Sets the Am Soft Mute Max Attenuation.
Definition: SI4735.h:1291
bool getCurrentAfcRailIndicator()
AFC Rail Indicator.
Definition: SI4735.h:1422
void analogPowerUp(void)
You have to call setPowerUp method before.
Definition: SI4735.cpp:444
uint16_t value
frequency (integer value)
Definition: SI4735.h:272
void getAutomaticGainControl()
Queries Automatic Gain Control STATUS.
Definition: SI4735.cpp:989
bool getCurrentRssiDetectLow()
Checks if RSSI detected is LOW.
Definition: SI4735.h:1367
void setSSBSoftMute(uint8_t SMUTESEL)
Sets SSB Soft-mute Based on RSSI or SNR Selection:
Definition: SI4735.cpp:2560
uint8_t ANTCAPH
Definition: SI4735.h:345
uint8_t getAntennaTuningCapacitor()
Get the Antenna Tuning Capacitor value.
Definition: SI4735.h:1250
int16_t deviceAddress
Stores the current I2C bus address.
Definition: SI4735.h:999
void setMaxDelaySetFrequency(uint16_t ms)
Set the Max Delay after Set Frequency.
Definition: SI4735.h:1865
void setSSBConfig(uint8_t AUDIOBW, uint8_t SBCUTFLT, uint8_t AVC_DIVIDER, uint8_t AVCEN, uint8_t SMUTESEL, uint8_t DSP_AFCDIS)
Sets the SSB receiver mode.
Definition: SI4735.cpp:2520
#define SSB_TUNE_FREQ
Definition: SI4735.h:83
#define DIGITAL_OUTPUT_SAMPLE_RATE
Definition: SI4735.h:92
bool getCurrentValidChannel()
Checks if the current channel is valid.
Definition: SI4735.h:1411
void setAM()
Sets the radio to AM function. It means: LW MW and SW.
Definition: SI4735.cpp:760
uint8_t getFirmwarePN()
Blend Detect Interrupt.
Definition: SI4735.h:1490
void ssbPowerUp()
This function can be useful for debug and test.
Definition: SI4735.cpp:2815
#define MAX_DELAY_AFTER_POWERUP
Definition: SI4735.h:169
void setFrequencyStep(uint16_t step)
Sets the current step value.
Definition: SI4735.h:1895
void clearRdsBuffer2A()
Clear RDS buffer 2A (text)
Definition: SI4735.cpp:1855
void setTuneFrequencyFreeze(uint8_t FREEZE)
Returns the FREEZE status.
Definition: SI4735.h:1612
#define FM_BLEND_STEREO_THRESHOLD
Definition: SI4735.h:55
uint16_t getCurrentFrequency()
Gets the current frequency saved in memory.
Definition: SI4735.h:1911
bool getRdsNewBlockA()
Get the Rds New Block A.
Definition: SI4735.h:1754
uint8_t getStatusSNR()
Gets the SNR metric when tune is complete (dB)
Definition: SI4735.h:1224
uint8_t getFirmwareCMPMAJOR()
RESP5 - Returns the Patch ID Low byte (HEX).
Definition: SI4735.h:1495
void setMaxSeekTime(long time_in_ms)
Sets the maximum time in milliseconds for seeking. The default value is 8000ms (8s).
Definition: SI4735.h:1651
void loadPatch(const uint8_t *ssb_patch_content, const uint16_t ssb_patch_content_size, uint8_t ssb_audiobw=1)
Loads a given SSB patch content.
Definition: SI4735.cpp:2930
void getStatus(uint8_t, uint8_t)
Gets the current status of the Si4735 (AM or FM)
Definition: SI4735.cpp:951
void setFmBlendMonoThreshold(uint8_t parameter)
Sets RSSI threshold for mono blend (Full mono below threshold, blend above threshold).
Definition: SI4735.cpp:1564
uint16_t currentMinimumFrequency
minimum frequency of the current band
Definition: SI4735.h:1012
uint8_t volume
Stores the current vlume setup (0-63).
Definition: SI4735.h:1040
void volumeDown()
Set sound volume level Down
Definition: SI4735.cpp:1816
bool getBandLimit()
Returns true if a seek hit the band limit.
Definition: SI4735.h:1186
void setFmBlendMultiPathStereoThreshold(uint8_t parameter)
Sets multipath threshold for stereo blend (Full stereo below threshold, blend above threshold).
Definition: SI4735.cpp:1644
int rdsTextAdress2B
rds_buffer2B current position
Definition: SI4735.h:996
int rdsTextAdress2A
rds_buffer2A current position
Definition: SI4735.h:995
SI4735()
Construct a new SI4735::SI4735.
Definition: SI4735.cpp:59
uint8_t raw[2]
Raw powerup parameters data. Same arg memory position. So, same content.
Definition: SI4735.h:210
char * getRdsTime(void)
Gets the RDS time and date when the Group type is 4.
Definition: SI4735.cpp:2372
#define FM_RDS_INT_SOURCE
Definition: SI4735.h:49
uint8_t raw
Definition: SI4735.h:231
uint8_t raw
Definition: SI4735.h:577
#define MAX_SEEK_TIME
Definition: SI4735.h:171
#define FM_DEEMPHASIS
Definition: SI4735.h:54
void setPowerUp(uint8_t CTSIEN, uint8_t GPO2OEN, uint8_t PATCH, uint8_t XOSCEN, uint8_t FUNC, uint8_t OPMODE)
Set the Power Up parameters for si473X.
Definition: SI4735.cpp:357
#define SI473X_ADDR_SEN_LOW
Definition: SI4735.h:29
void setAM(uint16_t fromFreq, uint16_t toFreq, uint16_t intialFreq, uint16_t step)
Sets the radio to AM (LW/MW/SW) function.
Definition: SI4735.cpp:815
#define AM_SEEK_FREQ_SPACING
Definition: SI4735.h:113
uint16_t maxDelayAfterPouwerUp
Stores the maximum delay you have to setup after a power up command (in ms).
Definition: SI4735.h:1003
void setSSBAudioBandwidth(uint8_t AUDIOBW)
SSB Audio Bandwidth for SSB mode.
Definition: SI4735.cpp:2639
si47x_set_frequency currentFrequencyParams
Definition: SI4735.h:1029
void setSBBSidebandCutoffFilter(uint8_t SBCUTFLT)
Sets SBB Sideband Cutoff Filter for band pass and low pass filters.
Definition: SI4735.cpp:2609
#define DIGITAL_OUTPUT_FORMAT
Definition: SI4735.h:91
void setFmBLendSnrMonoThreshold(uint8_t parameter)
Sets SNR threshold for mono blend (Full mono below threshold, blend above threshold).
Definition: SI4735.cpp:1628
char * getRdsText2A(void)
Gets the Text processed for the 2A group.
Definition: SI4735.cpp:2306
void setRdsConfig(uint8_t RDSEN, uint8_t BLETHA, uint8_t BLETHB, uint8_t BLETHC, uint8_t BLETHD)
Sets RDS property.
Definition: SI4735.cpp:1918
void setFmBlendSnrStereoThreshold(uint8_t parameter)
Sets SNR threshold for stereo blend (Full stereo above threshold, blend below threshold).
Definition: SI4735.cpp:1612
void setSeekAmRssiThreshold(uint16_t value)
Sets the RSSI threshold for a valid AM Seek/Tune.
Definition: SI4735.cpp:1369
void waitInterrupr(void)
Interrupt handle.
Definition: SI4735.cpp:73
uint8_t ANTCAPL
Definition: SI4735.h:346
void seekNextStation()
Search for the next station.
Definition: SI4735.cpp:1196
uint8_t raw[13]
Definition: SI4735.h:631
bool isAgcEnabled()
Checks if the AGC is enabled.
Definition: SI4735.h:1316
SI4735 Class.
Definition: SI4735.h:987
uint8_t resetPin
pin used on Arduino Board to RESET the Si47XX device
Definition: SI4735.h:1007
bool getCurrentRssiDetectHigh()
Checks if RSSI detected is high.
Definition: SI4735.h:1378
uint8_t raw[32]
Definition: SI4735.h:939
bool getRdsSync()
Get the Rds Sync.
Definition: SI4735.h:1776
#define AM_TUNE_STATUS
Definition: SI4735.h:74
uint8_t ARG2
Definition: SI4735.h:343
void setup(uint8_t resetPin, uint8_t defaultFunction)
Starts the Si473X device.
Definition: SI4735.cpp:616
void setSSB(uint8_t usblsb)
Set the radio to AM function.
Definition: SI4735.cpp:2662
uint8_t raw
Definition: SI4735.h:329
#define SI473X_ADDR_SEN_HIGH
Definition: SI4735.h:30
uint16_t refClock
Frequency of Reference Clock in Hz.
Definition: SI4735.h:1024
int16_t getDeviceI2CAddress(uint8_t resetPin)
I2C bus address setup.
Definition: SI4735.cpp:235
void setSeekFmRssiThreshold(uint16_t value)
Sets the RSSI threshold for a valid FM Seek/Tune.
Definition: SI4735.cpp:1383
void seekStationDown()
Search the previous station.
Definition: SI4735.h:1676
uint8_t raw[2]
Definition: SI4735.h:853
bool getStatusCTS()
Gets the Error flag Clear to Send.
Definition: SI4735.h:1165
bool getGroupLost()
Get the Group Lost.
Definition: SI4735.h:1787
bool isCurrentTuneSSB()
Returns true if the current function is SSB (SSB_TUNE_FREQ).
Definition: SI4735.h:1602
void getCurrentReceivedSignalQuality(uint8_t INTACK)
Queries the status of the Received Signal Quality (RSQ) of the current channel.
Definition: SI4735.cpp:1090
void setAudioMode(uint8_t audioMode)
Sets the Audio Mode. See table below.
Definition: SI4735.h:1545
void setSeekFmLimits(uint16_t bottom, uint16_t top)
Sets the bottom frequency and top frequency of the FM band for seek. Default is 8750 to 10790.
Definition: SI4735.cpp:1296
void getNext4Block(char *)
Process data received from group 2A.
Definition: SI4735.cpp:2214
void setSSB(uint16_t fromFreq, uint16_t toFreq, uint16_t intialFreq, uint16_t step, uint8_t usblsb)
Definition: SI4735.cpp:2694
#define AM_SEEK_START
Definition: SI4735.h:73
uint16_t value
Definition: SI4735.h:285
bool getStatusError()
Get the Status Error.
Definition: SI4735.h:1154
void setup(uint8_t resetPin, int interruptPin, uint8_t defaultFunction, uint8_t audioMode=SI473X_ANALOG_AUDIO, uint8_t clockType=XOSCEN_CRYSTAL)
Starts the Si473X device.
Definition: SI4735.cpp:564
void setSSBAutomaticVolumeControl(uint8_t AVCEN)
Sets SSB Automatic Volume Control (AVC) for SSB mode.
Definition: SI4735.cpp:2575
void setFrequencyDown()
Set the Frequency Down.
Definition: SI4735.h:1632
uint8_t raw[3]
Definition: SI4735.h:832
char rds_buffer2A[65]
RDS Radio Text buffer - Program Information.
Definition: SI4735.h:990
void reset(void)
Reset the SI473X
Definition: SI4735.cpp:308
#define REFCLK_PRESCALE
Definition: SI4735.h:94
bool getCurrentMultipathDetectLow()
Signed frequency offset (kHz).
Definition: SI4735.h:1480
#define RX_HARD_MUTE
Definition: SI4735.h:126
si47x_firmware_query_library queryLibraryId()
Query the library information of the Si47XX device.
Definition: SI4735.cpp:2758
uint8_t getTuneFrequencyFreeze()
FAST Tuning. If set, executes fast and invalidated tune. The tune status will not be accurate.
Definition: SI4735.h:1611
uint8_t ARG3
Definition: SI4735.h:344
#define SET_PROPERTY
Definition: SI4735.h:35
uint8_t getRdsVersionCode(void)
Gets the version code (extracted from the Block B)
Definition: SI4735.cpp:2144
void setSeekAmSrnThreshold(uint16_t value)
Sets the SNR threshold for a valid AM Seek/Tune.
Definition: SI4735.cpp:1339
#define FM_SEEK_FREQ_SPACING
Definition: SI4735.h:67
#define FM_BLEND_SNR_STEREO_THRESHOLD
Definition: SI4735.h:59
bool getCurrentMultipathDetectHigh()
Multipath Detect Low.
Definition: SI4735.h:1481
char * getRdsText2B(void)
Gets the Text processed for the 2B group.
Definition: SI4735.cpp:2339
void getRdsStatus(uint8_t INTACK, uint8_t MTFIFO, uint8_t STATUSONLY)
Gets the RDS status. Store the status in currentRdsStatus member. RDS COMMAND FM_RDS_STATUS.
Definition: SI4735.cpp:2006
#define GET_PROPERTY
Definition: SI4735.h:36
uint16_t maxDelaySetFrequency
Stores the maximum delay after set frequency command (in ms).
Definition: SI4735.h:1002
#define FM_BLEND_MONO_THRESHOLD
Definition: SI4735.h:56
#define FM_SEEK_BAND_BOTTOM
Definition: SI4735.h:65
#define FM_TUNE_FREQ
Definition: SI4735.h:40
bool getRadioDataSystemInterrupt()
Get the Radio Data System (RDS) Interrupt status.
Definition: SI4735.h:1132
void setGpioCtl(uint8_t GPO1OEN, uint8_t GPO2OEN, uint8_t GPO3OEN)
Enables output for GPO1, 2, and 3.
Definition: SI4735.cpp:130
void sendProperty(uint16_t propertyNumber, uint16_t param)
Sends (sets) property to the SI47XX.
Definition: SI4735.cpp:1405
#define SSB_MODE
Definition: SI4735.h:133
void clearRdsBuffer2B()
Clear RDS buffer 2B (text)
Definition: SI4735.cpp:1867
#define AM_AGC_STATUS
Definition: SI4735.h:76
void clearRdsBuffer0A()
Clear RDS buffer 0A (text)
Definition: SI4735.cpp:1878
si47x_agc_status currentAgcStatus
current AGC status
Definition: SI4735.h:1034
void setDeviceI2CAddress(uint8_t senPin)
Sets the I2C Bus Address.
Definition: SI4735.cpp:280
uint8_t currentTune
tell the current tune (FM, AM or SSB)
Definition: SI4735.h:1010
void getStatus()
Gets the current status of the Si47XX (AM, FM or SSB)
Definition: SI4735.h:1923
void setFmBlendMultiPathMonoThreshold(uint8_t parameter)
Sets Multipath threshold for mono blend (Full mono above threshold, blend below threshold).
Definition: SI4735.cpp:1660
#define FM_SEEK_BAND_TOP
Definition: SI4735.h:66
#define AM_SEEK_BAND_TOP
Definition: SI4735.h:112
void radioPowerUp(void)
Powerup the Si47XX.
Definition: SI4735.cpp:409
uint8_t getNumRdsFifoUsed()
Get the Num Rds Fifo Used.
Definition: SI4735.h:1798
uint8_t raw[8]
Check it.
Definition: SI4735.h:408
#define GET_REV
Definition: SI4735.h:33
void setAutomaticGainControl(uint8_t AGCDIS, uint8_t AGCIDX)
Automatic Gain Control setup.
Definition: SI4735.cpp:1034
uint8_t raw[2]
Definition: SI4735.h:900
uint8_t getFirmwarePATCHH()
RESP3 - Returns the Firmware Minor Revision (ASCII).
Definition: SI4735.h:1493
#define AM_SOFT_MUTE_MAX_ATTENUATION
Definition: SI4735.h:107
void setAudioMute(bool off)
Sets the audio on or off.
Definition: SI4735.cpp:1775
uint8_t getCurrentAvcAmMaxGain()
Get the current Avc Am Max Gain.
Definition: SI4735.h:1275
void RdsInit()
Starts the control member variables for RDS.
Definition: SI4735.cpp:1841
uint8_t raw[9]
Definition: SI4735.h:441
void disableFmDebug()
There is a debug feature that remains active in Si4704/05/3x-D60 firmware which can create periodic n...
Definition: SI4735.cpp:1695
uint16_t currentStep
Stores the current step used to increment or decrement the frequency.
Definition: SI4735.h:1016
si4735_eeprom_patch_header downloadPatchFromEeprom(int eeprom_i2c_address)
Transfers the content of a patch stored in an eeprom to the SI4735 device.
Definition: SI4735.cpp:2961
uint8_t raw[8]
Definition: SI4735.h:476
uint8_t lastTextFlagAB
Definition: SI4735.h:1006
uint8_t currentAudioMode
Current audio mode used (ANALOG or DIGITAL or both)
Definition: SI4735.h:1042
void setVolumeUp()
Set the Volume Up.
Definition: SI4735.h:1518
void seekStation(uint8_t SEEKUP, uint8_t WRAP)
Look for a station (Automatic tune)
Definition: SI4735.cpp:1153
#define FM_SEEK_TUNE_RSSI_THRESHOLD
Definition: SI4735.h:69
#define SEEK_UP
Definition: SI4735.h:165
void setFmBLendRssiMonoThreshold(uint8_t parameter)
Sets RSSI threshold for mono blend (Full mono below threshold, blend above threshold).
Definition: SI4735.cpp:1596
void setI2CFastMode(void)
Sets I2C bus to 400KHz.
Definition: SI4735.h:1959
void setRdsIntSource(uint8_t RDSNEWBLOCKB, uint8_t RDSNEWBLOCKA, uint8_t RDSSYNCFOUND, uint8_t RDSSYNCLOST, uint8_t RDSRECV)
Configures interrupt related to RDS.
Definition: SI4735.cpp:1964
#define AM_RSQ_STATUS
Definition: SI4735.h:75
si473x_powerup powerUp
Definition: SI4735.h:1038
uint16_t currentMaximumFrequency
maximum frequency of the current band
Definition: SI4735.h:1013
uint8_t getCurrentStereoBlend()
Gets the value of the amount of stereo blend in % (100 = full stereo, 0 = full mono).
Definition: SI4735.h:1448
void setAvcAmMaxGain()
Sets the Avc Am Max Gain to 48dB.
Definition: SI4735.h:1262
uint8_t raw[8]
Definition: SI4735.h:558
char * getRdsText(void)
Gets the RDS Text when the message is of the Group Type 2 version A.
Definition: SI4735.cpp:2249
#define FM_RSQ_STATUS
Definition: SI4735.h:45
int rdsTextAdress0A
rds_buffer0A current position
Definition: SI4735.h:997
void setI2CStandardMode(void)
Sets I2C bus to 100KHz.
Definition: SI4735.h:1952
bool getStatusValid()
Gets the channel status.
Definition: SI4735.h:1200
void setI2CLowSpeedMode(void)
Sets I2C bus to 10KHz.
Definition: SI4735.h:1942
#define FM_AGC_OVERRIDE
Definition: SI4735.h:44
uint16_t value
Definition: SI4735.h:511
uint8_t getFirmwareFWMAJOR()
RESP1 - Part Number (HEX)
Definition: SI4735.h:1491
#define FM_BLEND_MULTIPATH_MONO_THRESHOLD
Definition: SI4735.h:62
#define FM_SEEK_START
Definition: SI4735.h:41
void getRdsStatus()
Gets RDS Status.
Definition: SI4735.cpp:2055
void volumeUp()
Set sound volume level Up
Definition: SI4735.cpp:1802
uint16_t raw
Definition: SI4735.h:257
si47x_firmware_information firmwareInfo
firmware information
Definition: SI4735.h:1032
bool getRdsNewBlockB()
Get the Rds New Block B.
Definition: SI4735.h:1765
void digitalOutputSampleRate(uint16_t DOSR)
Enables digital audio output and configures digital audio output sample rate in samples per second (s...
Definition: SI4735.cpp:1744
void getNext2Block(char *)
Process data received from group 2B.
Definition: SI4735.cpp:2180
uint8_t getStatusMULT()
Get the Status the M U L T.
Definition: SI4735.h:1237
int32_t getProperty(uint16_t propertyValue)
Gets a given property from the SI47XX.
Definition: SI4735.cpp:1504
void getFirmware(void)
Gets firmware information.
Definition: SI4735.cpp:481
#define RX_VOLUME
Definition: SI4735.h:125
#define AM_AUTOMATIC_VOLUME_CONTROL_MAX_GAIN
Definition: SI4735.h:97
#define MIN_DELAY_WAIT_SEND_LOOP
Definition: SI4735.h:170
void setSSBBfo(int offset)
Sets the SSB Beat Frequency Offset (BFO).
Definition: SI4735.cpp:2471
#define AM_SEEK_SNR_THRESHOLD
Definition: SI4735.h:114
uint8_t getFirmwarePATCHL()
RESP4 - Returns the Patch ID High byte (HEX).
Definition: SI4735.h:1494
bool getCurrentSnrDetectLow()
Checks if SNR detect is low.
Definition: SI4735.h:1389
uint16_t DOSR
Definition: SI4735.h:953
uint8_t currentClockType
Stores the current clock type used (Crystal or REF CLOCK)
Definition: SI4735.h:1021
uint8_t getFirmwareCHIPREV()
RESP7 - Returns the Component Minor Revision (ASCII).
Definition: SI4735.h:1497
uint8_t getCurrentSNR()
Gets the current SNR metric (0–127 dB).
Definition: SI4735.h:1356
#define POWER_DOWN
Definition: SI4735.h:34
uint8_t getCurrentVolume()
Get the Current Volume.
Definition: SI4735.h:1510
void sendSSBModeProperty()
Just send the property SSB_MOD to the device. Internal use (privete method).
Definition: SI4735.cpp:2715
void setFmBlendStereoThreshold(uint8_t parameter)
Sets RSSI threshold for stereo blend (Full stereo above threshold, blend below threshold).
Definition: SI4735.cpp:1548
#define AM_CHANNEL_FILTER
Definition: SI4735.h:96
void setI2CFastModeCustom(long value=500000)
Sets the I2C bus to a given value. ATTENTION: use this function with cation.
Definition: SI4735.h:1972
#define SI473X_ANALOG_AUDIO
Definition: SI4735.h:155
void setSSBDspAfc(uint8_t DSP_AFCDIS)
Sets DSP AFC disable or enable.
Definition: SI4735.cpp:2545
#define GPIO_CTL
Definition: SI4735.h:78
void frequencyDown()
Decrements the current frequency on current band/function by using the current step.
Definition: SI4735.cpp:738
uint8_t raw[2]
Definition: SI4735.h:879
void setRefClock(uint16_t refclk)
Sets the frequency of the REFCLK from the output of the prescaler.
Definition: SI4735.cpp:524
void setSeekAmLimits(uint16_t bottom, uint16_t top)
Sets the bottom frequency and top frequency of the AM band for seek. Default is 520 to 1710.
Definition: SI4735.cpp:1280
#define FM_BLEND_MULTIPATH_STEREO_THRESHOLD
Definition: SI4735.h:61
bool getCurrentSoftMuteIndicator()
Soft Mute Indicator.
Definition: SI4735.h:1435
#define GET_INT_STATUS
Definition: SI4735.h:37
char rds_buffer0A[9]
RDS Basic tuning and switching information (Type 0 groups)
Definition: SI4735.h:992
void setSSBAvcDivider(uint8_t AVC_DIVIDER)
Sets AVC Divider.
Definition: SI4735.cpp:2590
#define REFCLK_FREQ
Definition: SI4735.h:93
bool getTuneCompleteTriggered()
Get the Tune Complete status.
Definition: SI4735.h:1143
#define AM_SEEK_RSSI_THRESHOLD
Definition: SI4735.h:115
uint8_t getFirmwareCMPMINOR()
RESP6 - Returns the Component Major Revision (ASCII).
Definition: SI4735.h:1496
#define SSB_CURRENT_MODE
Definition: SI4735.h:163
bool getRdsSyncLost()
Get the Rds Sync Lost object.
Definition: SI4735.h:1731
#define FM_RDS_CONFIG
Definition: SI4735.h:51
void setBandwidth(uint8_t AMCHFLT, uint8_t AMPLFLT)
Selects the bandwidth of the channel filter for AM reception.
Definition: SI4735.cpp:889
bool getCurrentPilot()
Checks the current pilot.
Definition: SI4735.h:1461
bool getRdsSyncFound()
Get the Rds Sync Found.
Definition: SI4735.h:1742
void getCommandResponse(int num_of_bytes, uint8_t *response)
Returns with the command response.
Definition: SI4735.cpp:1459
uint16_t currentWorkFrequency
current frequency
Definition: SI4735.h:1014
void setFrequency(uint16_t)
Set the frequency to the corrent function of the Si4735 (FM, AM or SSB)
Definition: SI4735.cpp:683