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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
291 } si47x_antenna_capacitor;
314 } si47x_set_frequency;
331 uint8_t RESERVED1 : 2;
334 uint8_t RESERVED2 : 4;
354 } si47x_seek_am_complement;
418 } si47x_response_status;
452 } si47x_firmware_information;
488 } si47x_firmware_query_library;
505 uint8_t RESERVED2 : 6;
549 uint8_t RSSIILINT : 1;
550 uint8_t RSSIHINT : 1;
553 uint8_t MULTLINT : 1;
554 uint8_t MULTHINT : 1;
556 uint8_t BLENDINT : 1;
585 uint8_t MIN_GAIN_INDEX;
588 } si47x_frontend_agc_control;
604 uint8_t STATUSONLY : 1;
631 uint8_t RDSSYNCLOST : 1;
632 uint8_t RDSSYNCFOUND : 1;
634 uint8_t RDSNEWBLOCKA : 1;
635 uint8_t RDSNEWBLOCKB : 1;
678 uint8_t RDSSYNCLOST : 1;
679 uint8_t RDSSYNCFOUND : 1;
681 uint8_t RDSNEWBLOCKA : 1;
682 uint8_t RDSNEWBLOCKB : 1;
687 } si47x_rds_int_source;
759 uint16_t address : 2;
763 uint16_t programType : 5;
764 uint16_t trafficProgramCode : 1;
765 uint16_t versionCode : 1;
766 uint16_t groupType : 4;
770 uint16_t address : 4;
771 uint16_t textABFlag : 1;
772 uint16_t programType : 5;
773 uint16_t trafficProgramCode : 1;
774 uint16_t versionCode : 1;
775 uint16_t groupType : 4;
779 uint16_t content : 4;
780 uint16_t textABFlag : 1;
781 uint16_t programType : 5;
782 uint16_t trafficProgramCode : 1;
783 uint16_t versionCode : 1;
784 uint16_t groupType : 4;
832 uint8_t offset_sense : 1;
840 } si47x_rds_date_time;
892 } si47x_agc_overrride;
919 } si47x_bandwidth_config;
933 uint8_t SBCUTFLT : 4;
934 uint8_t AVC_DIVIDER : 4;
936 uint8_t SMUTESEL : 1;
938 uint8_t DSP_AFCDIS : 1;
963 } si4735_digital_output_format;
978 uint8_t patch_id[14];
982 } si4735_eeprom_patch_header;
996 } si4735_digital_output_sample_rate;
998 volatile static bool data_from_si4735;
1009 static void interrupt_hundler()
1011 data_from_si4735 =
true;
1090 void setGpioCtl(uint8_t GPO1OEN, uint8_t GPO2OEN, uint8_t GPO3OEN);
1091 void setGpio(uint8_t GPO1LEVEL, uint8_t GPO2LEVEL, uint8_t GPO3LEVEL);
1092 void setGpioIen(uint8_t STCIEN, uint8_t RSQIEN, uint8_t ERRIEN, uint8_t CTSIEN, uint8_t STCREP, uint8_t RSQREP);
1094 void sendProperty(uint16_t propertyNumber, uint16_t param);
1107 void setup(uint8_t resetPin, uint8_t defaultFunction);
1131 sendProperty(propertyNumber, param);
1134 void sendCommand(uint8_t cmd,
int parameter_size,
const uint8_t *parameter);
1138 void setPowerUp(uint8_t CTSIEN, uint8_t GPO2OEN, uint8_t PATCH, uint8_t XOSCEN, uint8_t FUNC, uint8_t OPMODE);
1163 return currentStatus.resp.RSQINT;
1174 return currentStatus.resp.RDSINT;
1185 return currentStatus.resp.STCINT;
1196 return currentStatus.resp.ERR;
1215 return currentStatus.resp.AFCRL;
1228 return currentStatus.resp.BLTF;
1242 return currentStatus.resp.VALID;
1253 return currentStatus.resp.RSSI;
1266 return currentStatus.resp.SNR;
1279 return currentStatus.resp.MULT;
1293 si47x_antenna_capacitor cap;
1296 return currentStatus.resp.READANTCAP;
1299 cap.raw.ANTCAPL = currentStatus.resp.READANTCAP;
1300 cap.raw.ANTCAPH = currentStatus.resp.MULT;
1327 return currentAvcAmMaxGain;
1368 return !currentAgcStatus.refined.AGCDIS;
1379 return currentAgcStatus.refined.AGCIDX;
1397 return currentRqsStatus.resp.RSSI;
1408 return currentRqsStatus.resp.SNR;
1419 return currentRqsStatus.resp.RSSIILINT;
1430 return currentRqsStatus.resp.RSSIHINT;
1441 return currentRqsStatus.resp.SNRLINT;
1452 return currentRqsStatus.resp.SNRHINT;
1463 return currentRqsStatus.resp.VALID;
1474 return currentRqsStatus.resp.AFCRL;
1487 return currentRqsStatus.resp.SMUTE;
1500 return currentRqsStatus.resp.STBLEND;
1513 return currentRqsStatus.resp.PILOT;
1526 return currentRqsStatus.resp.MULT;
1536 return currentRqsStatus.resp.FREQOFF;
1547 return currentRqsStatus.resp.MULTLINT;
1558 return currentRqsStatus.resp.MULTHINT;
1569 return currentRqsStatus.resp.BLENDINT;
1585 return firmwareInfo.resp.PN;
1595 return firmwareInfo.resp.FWMAJOR;
1605 return firmwareInfo.resp.FWMINOR;
1615 return firmwareInfo.resp.PATCHH;
1625 return firmwareInfo.resp.PATCHL;
1635 return firmwareInfo.resp.CMPMAJOR;
1645 return firmwareInfo.resp.CMPMINOR;
1655 return firmwareInfo.resp.CHIPREV;
1706 currentAudioMode = audioMode;
1727 void setAM(uint16_t fromFreq, uint16_t toFreq, uint16_t intialFreq, uint16_t step);
1728 void setFM(uint16_t fromFreq, uint16_t toFreq, uint16_t initialFreq, uint16_t step);
1895 si47x_frontend_agc_control param;
1897 param.field.MIN_GAIN_INDEX = MIN_GAIN_INDEX;
1898 param.field.ATTN_BACKUP = ATTN_BACKUP;
1947 return currentFrequencyParams.arg.FAST;
1958 currentFrequencyParams.arg.FAST = FAST;
1968 return currentFrequencyParams.arg.FREEZE;
1979 currentFrequencyParams.arg.FREEZE = FREEZE;
2033 seekStationProgress(NULL,
SEEK_UP);
2078 void setRdsIntSource(uint8_t RDSNEWBLOCKB, uint8_t RDSNEWBLOCKA, uint8_t RDSSYNCFOUND, uint8_t RDSSYNCLOST, uint8_t RDSRECV);
2079 void getRdsStatus(uint8_t INTACK, uint8_t MTFIFO, uint8_t STATUSONLY);
2090 return currentRdsStatus.resp.RDSRECV;
2101 return currentRdsStatus.resp.RDSSYNCLOST;
2112 return currentRdsStatus.resp.RDSSYNCFOUND;
2124 return currentRdsStatus.resp.RDSNEWBLOCKA;
2135 return currentRdsStatus.resp.RDSNEWBLOCKB;
2146 return currentRdsStatus.resp.RDSSYNC;
2157 return currentRdsStatus.resp.GRPLOST;
2167 return currentRdsStatus.resp.RDSFIFOUSED;
2170 void setRdsConfig(uint8_t RDSEN, uint8_t BLETHA, uint8_t BLETHB, uint8_t BLETHC, uint8_t BLETHD);
2189 void setSSBConfig(uint8_t AUDIOBW, uint8_t SBCUTFLT, uint8_t AVC_DIVIDER, uint8_t AVCEN, uint8_t SMUTESEL, uint8_t DSP_AFCDIS);
2190 void setSSB(uint16_t fromFreq, uint16_t toFreq, uint16_t intialFreq, uint16_t step, uint8_t usblsb);
2191 void setSSB(uint8_t usblsb);
2201 bool downloadPatch(
const uint8_t *ssb_patch_content,
const uint16_t ssb_patch_content_size);
2202 void loadPatch(
const uint8_t *ssb_patch_content,
const uint16_t ssb_patch_content_size, uint8_t ssb_audiobw = 1);
2218 this->maxDelayAfterPouwerUp = ms;
2234 this->maxDelaySetFrequency = ms;
2264 this->currentStep = step;
2280 return this->currentWorkFrequency;
2311 Wire.setClock(10000);
2328 Wire.setClock(400000);
2356 audioMuteMcuPin = pin;
2357 pinMode(audioMuteMcuPin, OUTPUT);
2372 digitalWrite(audioMuteMcuPin, on);
2373 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:2185
#define SSB_SOFT_MUTE_MAX_ATTENUATION
Definition: SI4735.h:140
uint8_t currentSsbStatus
Definition: SI4735.h:1084
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:546
#define SEEK_DOWN
Definition: SI4735.h:166
uint8_t currentInterruptEnable
If you are using interrupt, this variable stores 1.
Definition: SI4735.h:1064
si47x_status getStatusResponse()
Gets the first byte response.
Definition: SI4735.cpp:1487
#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:2896
si47x_frequency currentFrequency
data structure to get current frequency
Definition: SI4735.h:1070
void setMaxDelayPowerUp(uint16_t ms)
Set the Max Delay Power Up.
Definition: SI4735.h:2216
#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:2822
void seekStationUp()
Search for the next station.
Definition: SI4735.h:2031
uint8_t interruptPin
pin used on Arduino Board to control interrupt. If -1, interrupt is no used.
Definition: SI4735.h:1050
uint8_t lastMode
Stores the last mode used.
Definition: SI4735.h:1060
#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:1129
#define SSB_BFO
Definition: SI4735.h:132
uint16_t refClockPrescale
Prescaler for Reference Clock (divider).
Definition: SI4735.h:1067
bool isCurrentTuneAM()
Returns true if the current function is AM (AM_TUNE_FREQ).
Definition: SI4735.h:1921
void setFmStereoOn()
Turn Off Stereo operation.
Definition: SI4735.cpp:1689
void setFmStereoOff()
Turn Off Stereo operation.
Definition: SI4735.cpp:1679
char rds_time[20]
RDS date time received information.
Definition: SI4735.h:1035
void setFM(uint16_t fromFreq, uint16_t toFreq, uint16_t initialFreq, uint16_t step)
Sets the radio to FM function.
Definition: SI4735.cpp:862
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:1334
#define POWER_UP
Definition: SI4735.h:32
uint8_t getRdsGroupType(void)
Returns the Group Type (extracted from the Block B)
Definition: SI4735.cpp:2111
char * getRdsText0A(void)
Gets the station name and other messages.
Definition: SI4735.cpp:2295
uint8_t getCurrentRSSI()
Get the current receive signal strength (0–127 dBμV)
Definition: SI4735.h:1395
void setSeekFmSrnThreshold(uint16_t value)
Sets the SNR threshold for a valid FM Seek/Tune.
Definition: SI4735.cpp:1364
uint8_t getReceivedSignalStrengthIndicator()
Returns the value of Received Signal Strength Indicator (dBμV).
Definition: SI4735.h:1251
uint8_t refClockSourcePin
0 = RCLK pin is clock source; 1 = DCLK pin is clock source.
Definition: SI4735.h:1068
void setAvcAmMaxGain(uint8_t gain)
Sets the maximum gain for automatic volume control.
Definition: SI4735.cpp:1077
unsigned long maxSeekTime
Stores the maximum time (ms) for a seeking process. Defines the maximum seeking time.
Definition: SI4735.h:1046
#define GPO_IEN
Definition: SI4735.h:131
#define AM_CURRENT_MODE
Definition: SI4735.h:162
uint8_t getVolume()
Gets the current volume level.
Definition: SI4735.cpp:1809
#define AM_TUNE_FREQ
Definition: SI4735.h:72
uint8_t getFirmwarePATCHL()
Returns the Firmware P A T C H LOW.
Definition: SI4735.h:1624
char rds_buffer2B[33]
RDS Radio Text buffer - Station Informaation.
Definition: SI4735.h:1033
void setHardwareAudioMute(bool on)
Sets the Hardware Audio Mute.
Definition: SI4735.h:2370
void setVolumeDown()
Set the Volume Down.
Definition: SI4735.h:1684
bool isCurrentTuneFM()
Definition: SI4735.h:1909
#define XOSCEN_CRYSTAL
Definition: SI4735.h:173
uint16_t getRdsPI(void)
Returns the programa type.
Definition: SI4735.cpp:2095
uint16_t raw
Definition: SI4735.h:962
#define FM_AGC_STATUS
Definition: SI4735.h:43
si47x_response_status currentStatus
current device status
Definition: SI4735.h:1073
uint16_t word
Definition: SI4735.h:587
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:1062
uint8_t raw[6]
Definition: SI4735.h:839
void setAMSoftMuteReleaseRate(uint8_t parameter)
Sets the soft mute release rate.
Definition: SI4735.h:1809
bool getCurrentMultipathDetectHigh()
Gets the Current Multipath Detect High.
Definition: SI4735.h:1557
bool getSignalQualityInterrupt()
Get the Signal Quality Interrupt status.
Definition: SI4735.h:1161
void setFrequencyUp()
Set the FrequencyUp.
Definition: SI4735.h:1994
#define SSB_RF_AGC_ATTACK_RATE
Definition: SI4735.h:142
uint16_t getFrequency(void)
Gets the current frequency of the Si4735 (AM or FM)
Definition: SI4735.cpp:938
#define AM_AGC_RELEASE_RATE
Definition: SI4735.h:117
bool getCurrentSnrDetectHigh()
Checks if SNR detect is high.
Definition: SI4735.h:1450
void setSeekAmSpacing(uint16_t spacing)
Selects frequency spacingfor AM seek. Default is 10 kHz spacing.
Definition: SI4735.cpp:1320
#define FM_RDS_STATUS
Definition: SI4735.h:46
uint8_t raw[5]
Definition: SI4735.h:313
si47x_rqs_status currentRqsStatus
current Radio SIgnal Quality status
Definition: SI4735.h:1072
uint8_t raw[2]
Definition: SI4735.h:686
#define AM_AGC_OVERRIDE
Definition: SI4735.h:77
uint8_t raw[2]
Definition: SI4735.h:716
void setFM()
Sets the radio to FM function.
Definition: SI4735.cpp:794
void setAMFrontEndAgcControl(uint8_t MIN_GAIN_INDEX, uint8_t ATTN_BACKUP)
Adjusts the AM AGC for external front-end attenuator and external front-end cascode LNA.
Definition: SI4735.h:1893
uint8_t getCurrentMultipath()
Gets the current Multipath.
Definition: SI4735.h:1524
uint8_t raw
Definition: SI4735.h:507
#define FM_SEEK_TUNE_SNR_THRESHOLD
Definition: SI4735.h:68
uint8_t getFirmwareCHIPREV()
RESP8 - Returns the Chip Revision (ASCII)
Definition: SI4735.h:1654
void setVolume(uint8_t volume)
Sets volume level (0 to 63)
Definition: SI4735.cpp:1775
uint8_t getRdsTextSegmentAddress(void)
Returns the address of the text segment.
Definition: SI4735.cpp:2150
void seekStationProgress(void(*showFunc)(uint16_t f), uint8_t up_down)
Seeks a station up or down.
Definition: SI4735.cpp:1257
uint8_t raw
Definition: SI4735.h:375
void powerDown(void)
Moves the device from powerup to powerdown mode.
Definition: SI4735.cpp:463
bool getACFIndicator()
Returns true if the AFC rails (AFC Rail Indicator).
Definition: SI4735.h:1213
void getCurrentReceivedSignalQuality(void)
Queries the status of the Received Signal Quality (RSQ) of the current channel (FM_RSQ_STATUS)
Definition: SI4735.cpp:1146
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:1589
uint8_t getTuneFrequecyFreeze()
Returns the FREEZE status.
Definition: SI4735.h:1967
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:1220
uint8_t getAgcGainIndex()
Gets the current AGC gain index.
Definition: SI4735.h:1377
void setAMSoftMuteSnrThreshold(uint8_t parameter)
Sets the SNR threshold to engage soft mute.
Definition: SI4735.h:1796
void digitalOutputFormat(uint8_t OSIZE, uint8_t OMONO, uint8_t OMODE, uint8_t OFALL)
Configures the digital audio output format.
Definition: SI4735.cpp:1737
#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:2088
void frequencyUp()
Increments the current frequency on current band/function by using the current step.
Definition: SI4735.cpp:730
void setSsbAgcReleaseRate(uint16_t parameter)
Sets the AGC Release rate on SSB mode.
Definition: SI4735.h:1874
si47x_rds_status currentRdsStatus
current RDS status
Definition: SI4735.h:1075
void setAudioMuteMcuPin(int8_t pin)
Sets the Audio Mute Mcu Pin.
Definition: SI4735.h:2354
uint8_t getCurrentSignedFrequencyOffset()
Gets the Signed frequency offset (kHz).
Definition: SI4735.h:1535
void sendCommand(uint8_t cmd, int parameter_size, const uint8_t *parameter)
Sends a given command to the SI47XX devices.
Definition: SI4735.cpp:1446
si47x_ssb_mode currentSSBMode
indicates if USB or LSB
Definition: SI4735.h:1077
void setSsbSoftMuteMaxAttenuation(uint8_t smattn=0)
Sets the SSB Soft Mute Max Attenuation object.
Definition: SI4735.h:1355
int8_t audioMuteMcuPin
Definition: SI4735.h:1085
#define GPIO_SET
Definition: SI4735.h:79
void setTuneFrequencyAntennaCapacitor(uint16_t capacitor)
Selects the tuning capacitor value.
Definition: SI4735.cpp:652
#define AM_SEEK_BAND_BOTTOM
Definition: SI4735.h:111
uint8_t getRdsFlagAB(void)
Returns the current Text Flag A/B
Definition: SI4735.cpp:2128
void setAmSoftMuteMaxAttenuation(uint8_t smattn=0)
Sets the Am Soft Mute Max Attenuation.
Definition: SI4735.h:1341
bool getCurrentAfcRailIndicator()
AFC Rail Indicator.
Definition: SI4735.h:1472
void analogPowerUp(void)
You have to call setPowerUp method before.
Definition: SI4735.cpp:448
uint8_t getFirmwarePN()
Returns the Firmware Part Number.
Definition: SI4735.h:1584
uint16_t value
frequency (integer value)
Definition: SI4735.h:276
void getAutomaticGainControl()
Queries Automatic Gain Control STATUS.
Definition: SI4735.cpp:998
bool getCurrentRssiDetectLow()
Checks if RSSI detected is LOW.
Definition: SI4735.h:1417
void setSSBSoftMute(uint8_t SMUTESEL)
Sets SSB Soft-mute Based on RSSI or SNR Selection:
Definition: SI4735.cpp:2583
uint8_t ANTCAPH
Definition: SI4735.h:352
#define AM_SOFT_MUTE_RELEASE_RATE
Definition: SI4735.h:109
int16_t deviceAddress
Stores the current I2C bus address.
Definition: SI4735.h:1041
void setMaxDelaySetFrequency(uint16_t ms)
Set the Max Delay after Set Frequency.
Definition: SI4735.h:2232
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:2543
#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:1461
void setAM()
Sets the radio to AM function. It means: LW MW and SW.
Definition: SI4735.cpp:769
void ssbPowerUp()
This function can be useful for debug and test.
Definition: SI4735.cpp:2838
#define MAX_DELAY_AFTER_POWERUP
Definition: SI4735.h:169
#define AM_SOFT_MUTE_ATTACK_RATE
Definition: SI4735.h:110
void setFrequencyStep(uint16_t step)
Sets the current step value.
Definition: SI4735.h:2262
void clearRdsBuffer2A()
Clear RDS buffer 2A (text)
Definition: SI4735.cpp:1874
#define FM_BLEND_STEREO_THRESHOLD
Definition: SI4735.h:55
uint16_t getCurrentFrequency()
Gets the current frequency saved in memory.
Definition: SI4735.h:2278
bool getRdsNewBlockA()
Get the Rds New Block A.
Definition: SI4735.h:2122
uint8_t getStatusSNR()
Gets the SNR metric when tune is complete (dB)
Definition: SI4735.h:1264
void setAMSoftMuteRate(uint8_t parameter)
Sets the attack and decay rates when entering or leaving soft mute.
Definition: SI4735.h:1781
void setMaxSeekTime(long time_in_ms)
Sets the maximum time in milliseconds for seeking. The default value is 8000ms (8s).
Definition: SI4735.h:2018
void setAMSoftMuteSlop(uint8_t parameter)
Sets the AM attenuation slope during soft mute.
Definition: SI4735.h:1766
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:2953
void getStatus(uint8_t, uint8_t)
Gets the current status of the Si4735 (AM or FM)
Definition: SI4735.cpp:960
void setFmBlendMonoThreshold(uint8_t parameter)
Sets RSSI threshold for mono blend (Full mono below threshold, blend above threshold).
Definition: SI4735.cpp:1573
uint16_t currentMinimumFrequency
minimum frequency of the current band
Definition: SI4735.h:1054
uint8_t volume
Stores the current vlume setup (0-63).
Definition: SI4735.h:1081
void volumeDown()
Set sound volume level Down
Definition: SI4735.cpp:1835
bool getBandLimit()
Returns true if a seek hit the band limit.
Definition: SI4735.h:1226
void setFmBlendMultiPathStereoThreshold(uint8_t parameter)
Sets multipath threshold for stereo blend (Full stereo below threshold, blend above threshold).
Definition: SI4735.cpp:1653
uint8_t getFirmwarePATCHH()
Returns the Firmware P A T C H HIGH.
Definition: SI4735.h:1614
int rdsTextAdress2B
rds_buffer2B current position
Definition: SI4735.h:1038
int rdsTextAdress2A
rds_buffer2A current position
Definition: SI4735.h:1037
SI4735()
Construct a new SI4735::SI4735.
Definition: SI4735.cpp:59
void setAMSoftMuteAttackRate(uint16_t parameter)
Sets the soft mute attack rate.
Definition: SI4735.h:1822
uint8_t raw[2]
Raw powerup parameters data. Same arg memory position. So, same content.
Definition: SI4735.h:211
char * getRdsTime(void)
Gets the RDS time and date when the Group type is 4.
Definition: SI4735.cpp:2395
#define FM_RDS_INT_SOURCE
Definition: SI4735.h:49
uint8_t raw
Definition: SI4735.h:233
uint8_t raw
Definition: SI4735.h:607
#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:824
#define AM_SEEK_FREQ_SPACING
Definition: SI4735.h:113
#define AM_SOFT_MUTE_SNR_THRESHOLD
Definition: SI4735.h:108
uint16_t maxDelayAfterPouwerUp
Stores the maximum delay you have to setup after a power up command (in ms).
Definition: SI4735.h:1045
void setSSBAudioBandwidth(uint8_t AUDIOBW)
SSB Audio Bandwidth for SSB mode.
Definition: SI4735.cpp:2662
si47x_set_frequency currentFrequencyParams
Definition: SI4735.h:1071
void setSBBSidebandCutoffFilter(uint8_t SBCUTFLT)
Sets SBB Sideband Cutoff Filter for band pass and low pass filters.
Definition: SI4735.cpp:2632
#define DIGITAL_OUTPUT_FORMAT
Definition: SI4735.h:91
void setAmAgcReleaseRate(uint16_t parameter)
Sets the AGC release rate.
Definition: SI4735.h:1848
void setFmBLendSnrMonoThreshold(uint8_t parameter)
Sets SNR threshold for mono blend (Full mono below threshold, blend above threshold).
Definition: SI4735.cpp:1637
char * getRdsText2A(void)
Gets the Text processed for the 2A group.
Definition: SI4735.cpp:2328
void setRdsConfig(uint8_t RDSEN, uint8_t BLETHA, uint8_t BLETHB, uint8_t BLETHC, uint8_t BLETHD)
Sets RDS property.
Definition: SI4735.cpp:1940
void setFmBlendSnrStereoThreshold(uint8_t parameter)
Sets SNR threshold for stereo blend (Full stereo above threshold, blend below threshold).
Definition: SI4735.cpp:1621
void setSeekAmRssiThreshold(uint16_t value)
Sets the RSSI threshold for a valid AM Seek/Tune.
Definition: SI4735.cpp:1378
void waitInterrupr(void)
Interrupt handle.
Definition: SI4735.cpp:73
uint8_t ANTCAPL
Definition: SI4735.h:353
void seekNextStation()
Search for the next station.
Definition: SI4735.cpp:1205
uint8_t raw[13]
Definition: SI4735.h:662
bool isAgcEnabled()
Checks if the AGC is enabled.
Definition: SI4735.h:1366
SI4735 Class.
Definition: SI4735.h:1029
uint8_t resetPin
pin used on Arduino Board to RESET the Si47XX device
Definition: SI4735.h:1049
bool getCurrentRssiDetectHigh()
Checks if RSSI detected is high.
Definition: SI4735.h:1428
uint8_t raw[32]
Definition: SI4735.h:981
bool getRdsSync()
Get the Rds Sync.
Definition: SI4735.h:2144
#define AM_TUNE_STATUS
Definition: SI4735.h:74
uint8_t ARG2
Definition: SI4735.h:350
void setup(uint8_t resetPin, uint8_t defaultFunction)
Starts the Si473X device.
Definition: SI4735.cpp:623
void setSSB(uint8_t usblsb)
Set the radio to AM function.
Definition: SI4735.cpp:2685
uint8_t raw
Definition: SI4735.h:336
#define SI473X_ADDR_SEN_HIGH
Definition: SI4735.h:30
uint16_t refClock
Frequency of Reference Clock in Hz.
Definition: SI4735.h:1066
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:1392
void seekStationDown()
Search the previous station.
Definition: SI4735.h:2044
uint8_t raw[2]
Definition: SI4735.h:891
bool getStatusCTS()
Gets the Error flag Clear to Send.
Definition: SI4735.h:1205
bool getGroupLost()
Get the Group Lost.
Definition: SI4735.h:2155
bool isCurrentTuneSSB()
Returns true if the current function is SSB (SSB_TUNE_FREQ).
Definition: SI4735.h:1933
uint8_t getFirmwareCMPMAJOR()
Get the Firmware C M P M A J O R object.
Definition: SI4735.h:1634
void getCurrentReceivedSignalQuality(uint8_t INTACK)
Queries the status of the Received Signal Quality (RSQ) of the current channel.
Definition: SI4735.cpp:1099
void setAudioMode(uint8_t audioMode)
Sets the Audio Mode. See table below.
Definition: SI4735.h:1704
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:1305
void getNext4Block(char *)
Process data received from group 2A.
Definition: SI4735.cpp:2236
void setSSB(uint16_t fromFreq, uint16_t toFreq, uint16_t intialFreq, uint16_t step, uint8_t usblsb)
Definition: SI4735.cpp:2717
#define AM_SEEK_START
Definition: SI4735.h:73
uint16_t value
Definition: SI4735.h:290
bool getStatusError()
Get the Status Error.
Definition: SI4735.h:1194
#define AM_SOFT_MUTE_SLOPE
Definition: SI4735.h:106
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:571
void setSSBAutomaticVolumeControl(uint8_t AVCEN)
Sets SSB Automatic Volume Control (AVC) for SSB mode.
Definition: SI4735.cpp:2598
void setFrequencyDown()
Set the Frequency Down.
Definition: SI4735.h:2002
uint8_t raw[3]
Definition: SI4735.h:869
char rds_buffer2A[65]
RDS Radio Text buffer - Program Information.
Definition: SI4735.h:1032
#define AM_FRONTEND_AGC_CONTROL
Definition: SI4735.h:118
void reset(void)
Reset the SI473X
Definition: SI4735.cpp:308
#define REFCLK_PRESCALE
Definition: SI4735.h:94
#define RX_HARD_MUTE
Definition: SI4735.h:126
si47x_firmware_query_library queryLibraryId()
Query the library information of the Si47XX device.
Definition: SI4735.cpp:2781
uint8_t ARG3
Definition: SI4735.h:351
bool getCurrentMultipathDetectLow()
Get Multipath Detect Low.
Definition: SI4735.h:1546
#define SET_PROPERTY
Definition: SI4735.h:35
uint8_t getRdsVersionCode(void)
Gets the version code (extracted from the Block B)
Definition: SI4735.cpp:2166
void setSeekAmSrnThreshold(uint16_t value)
Sets the SNR threshold for a valid AM Seek/Tune.
Definition: SI4735.cpp:1348
#define FM_SEEK_FREQ_SPACING
Definition: SI4735.h:67
#define AM_AGC_ATTACK_RATE
Definition: SI4735.h:116
#define FM_BLEND_SNR_STEREO_THRESHOLD
Definition: SI4735.h:59
char * getRdsText2B(void)
Gets the Text processed for the 2B group.
Definition: SI4735.cpp:2361
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:2028
#define GET_PROPERTY
Definition: SI4735.h:36
uint16_t maxDelaySetFrequency
Stores the maximum delay after set frequency command (in ms).
Definition: SI4735.h:1044
#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:1172
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:1414
#define SSB_MODE
Definition: SI4735.h:133
void clearRdsBuffer2B()
Clear RDS buffer 2B (text)
Definition: SI4735.cpp:1887
#define AM_AGC_STATUS
Definition: SI4735.h:76
void clearRdsBuffer0A()
Clear RDS buffer 0A (text)
Definition: SI4735.cpp:1899
si47x_agc_status currentAgcStatus
current AGC status
Definition: SI4735.h:1076
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:1052
void getStatus()
Gets the current status of the Si47XX (AM, FM or SSB)
Definition: SI4735.h:2290
void setFmBlendMultiPathMonoThreshold(uint8_t parameter)
Sets Multipath threshold for mono blend (Full mono above threshold, blend below threshold).
Definition: SI4735.cpp:1669
#define FM_SEEK_BAND_TOP
Definition: SI4735.h:66
uint8_t getFirmwareCMPMINOR()
RESP6 - Returns the Component Major Revision (ASCII).
Definition: SI4735.h:1644
#define SSB_RF_AGC_RELEASE_RATE
Definition: SI4735.h:143
#define AM_SEEK_BAND_TOP
Definition: SI4735.h:112
void radioPowerUp(void)
Powerup the Si47XX.
Definition: SI4735.cpp:413
uint8_t getNumRdsFifoUsed()
Get the Num Rds Fifo Used.
Definition: SI4735.h:2165
uint8_t raw[8]
Check it.
Definition: SI4735.h:417
#define GET_REV
Definition: SI4735.h:33
void setAutomaticGainControl(uint8_t AGCDIS, uint8_t AGCIDX)
Automatic Gain Control setup.
Definition: SI4735.cpp:1043
uint8_t raw[2]
Definition: SI4735.h:940
#define AM_SOFT_MUTE_MAX_ATTENUATION
Definition: SI4735.h:107
void setAudioMute(bool off)
Sets the audio on or off.
Definition: SI4735.cpp:1792
uint8_t getCurrentAvcAmMaxGain()
Get the current Avc Am Max Gain.
Definition: SI4735.h:1325
void setTuneFrequencyFreze(uint8_t FREEZE)
Sets Freeze Metrics During Alternate Frequency Jum.
Definition: SI4735.h:1978
void RdsInit()
Starts the control member variables for RDS.
Definition: SI4735.cpp:1860
uint8_t raw[9]
Definition: SI4735.h:451
void disableFmDebug()
There is a debug feature that remains active in Si4704/05/3x-D60 firmware which can create periodic n...
Definition: SI4735.cpp:1704
uint16_t currentStep
Stores the current step used to increment or decrement the frequency.
Definition: SI4735.h:1058
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:2983
uint8_t raw[8]
Definition: SI4735.h:487
uint8_t lastTextFlagAB
Definition: SI4735.h:1048
uint8_t getFirmwareFWMINOR()
Returns the Firmware F W M I N O R.
Definition: SI4735.h:1604
uint8_t currentAudioMode
Current audio mode used (ANALOG or DIGITAL or both)
Definition: SI4735.h:1083
void setFMDeEmphasis(uint8_t parameter)
Sets the FM Receive de-emphasis to 50 or 75 μs.
Definition: SI4735.h:1737
void setAMDeEmphasis(uint8_t parameter)
Sets the AM Receive de-emphasis to 50 or disable.
Definition: SI4735.h:1750
void setVolumeUp()
Set the Volume Up.
Definition: SI4735.h:1677
void seekStation(uint8_t SEEKUP, uint8_t WRAP)
Look for a station (Automatic tune)
Definition: SI4735.cpp:1162
#define FM_SEEK_TUNE_RSSI_THRESHOLD
Definition: SI4735.h:69
uint8_t getFirmwareFWMAJOR()
Returns the Firmware F W M A J O R.
Definition: SI4735.h:1594
#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:1605
void setI2CFastMode(void)
Sets I2C bus to 400kHz.
Definition: SI4735.h:2326
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:1986
#define AM_RSQ_STATUS
Definition: SI4735.h:75
si473x_powerup powerUp
Definition: SI4735.h:1079
uint16_t currentMaximumFrequency
maximum frequency of the current band
Definition: SI4735.h:1055
uint8_t getCurrentStereoBlend()
Gets the value of the amount of stereo blend in % (100 = full stereo, 0 = full mono).
Definition: SI4735.h:1498
void setAvcAmMaxGain()
Sets the Avc Am Max Gain to 48dB.
Definition: SI4735.h:1312
uint8_t raw[8]
Definition: SI4735.h:572
#define AM_NB_DELAY
Definition: SI4735.h:123
#define AM_DEEMPHASIS
Definition: SI4735.h:95
char * getRdsText(void)
Gets the RDS Text when the message is of the Group Type 2 version A.
Definition: SI4735.cpp:2271
#define FM_RSQ_STATUS
Definition: SI4735.h:45
int rdsTextAdress0A
rds_buffer0A current position
Definition: SI4735.h:1039
void setI2CStandardMode(void)
Sets I2C bus to 100kHz.
Definition: SI4735.h:2319
bool getStatusValid()
Gets the channel status.
Definition: SI4735.h:1240
void setI2CLowSpeedMode(void)
Sets I2C bus to 10kHz.
Definition: SI4735.h:2309
#define FM_AGC_OVERRIDE
Definition: SI4735.h:44
uint16_t value
Definition: SI4735.h:524
#define FM_BLEND_MULTIPATH_MONO_THRESHOLD
Definition: SI4735.h:62
void setSsbAgcAttackRate(uint16_t parameter)
Sets the AGC attack rate on SSB mode.
Definition: SI4735.h:1861
#define FM_SEEK_START
Definition: SI4735.h:41
void getRdsStatus()
Gets RDS Status.
Definition: SI4735.cpp:2077
void volumeUp()
Set sound volume level Up
Definition: SI4735.cpp:1821
uint16_t raw
Definition: SI4735.h:260
si47x_firmware_information firmwareInfo
firmware information
Definition: SI4735.h:1074
bool getRdsNewBlockB()
Get the Rds New Block B.
Definition: SI4735.h:2133
uint16_t getAntennaTuningCapacitor()
Get the Antenna Tuning Capacitor value.
Definition: SI4735.h:1291
void digitalOutputSampleRate(uint16_t DOSR)
Enables digital audio output and configures digital audio output sample rate in samples per second (s...
Definition: SI4735.cpp:1761
#define AM_SOFT_MUTE_RATE
Definition: SI4735.h:105
void getNext2Block(char *)
Process data received from group 2B.
Definition: SI4735.cpp:2202
uint8_t getStatusMULT()
Get the Status the M U L T.
Definition: SI4735.h:1277
int32_t getProperty(uint16_t propertyValue)
Gets a given property from the SI47XX.
Definition: SI4735.cpp:1513
void setAmAgcAttackRate(uint16_t parameter)
Sets the AGC attack rate.
Definition: SI4735.h:1835
void getFirmware(void)
Gets firmware information.
Definition: SI4735.cpp:485
#define RX_VOLUME
Definition: SI4735.h:125
#define AM_AUTOMATIC_VOLUME_CONTROL_MAX_GAIN
Definition: SI4735.h:97
void setTuneFrequencyFast(uint8_t FAST)
Sets the FAST Tuning.
Definition: SI4735.h:1957
#define MIN_DELAY_WAIT_SEND_LOOP
Definition: SI4735.h:170
void setSSBBfo(int offset)
Sets the SSB Beat Frequency Offset (BFO).
Definition: SI4735.cpp:2494
#define AM_SEEK_SNR_THRESHOLD
Definition: SI4735.h:114
bool getCurrentSnrDetectLow()
Checks if SNR detect is low.
Definition: SI4735.h:1439
uint16_t DOSR
Definition: SI4735.h:995
uint8_t currentClockType
Stores the current clock type used (Crystal or REF CLOCK)
Definition: SI4735.h:1063
uint8_t getCurrentSNR()
Gets the current SNR metric (0–127 dB).
Definition: SI4735.h:1406
#define POWER_DOWN
Definition: SI4735.h:34
uint8_t getCurrentVolume()
Get the Current Volume.
Definition: SI4735.h:1669
void sendSSBModeProperty()
Just send the property SSB_MOD to the device. Internal use (privete method).
Definition: SI4735.cpp:2738
void setFmBlendStereoThreshold(uint8_t parameter)
Sets RSSI threshold for stereo blend (Full stereo above threshold, blend below threshold).
Definition: SI4735.cpp:1557
#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:2339
#define SI473X_ANALOG_AUDIO
Definition: SI4735.h:155
void setSSBDspAfc(uint8_t DSP_AFCDIS)
Sets DSP AFC disable or enable.
Definition: SI4735.cpp:2568
#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:747
bool getCurrentBlendDetectInterrupt()
Gets the Current Blend Detect Interrupt.
Definition: SI4735.h:1568
void setAmDelayNB(uint16_t value)
Sets the delay before applying impulse blanking.
Definition: SI4735.h:1716
uint8_t raw[2]
Definition: SI4735.h:918
void setRefClock(uint16_t refclk)
Sets the frequency of the REFCLK from the output of the prescaler.
Definition: SI4735.cpp:528
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:1289
uint8_t getTuneFrequecyFast()
Returns the FAST tuning status.
Definition: SI4735.h:1946
#define FM_BLEND_MULTIPATH_STEREO_THRESHOLD
Definition: SI4735.h:61
bool getCurrentSoftMuteIndicator()
Soft Mute Indicator.
Definition: SI4735.h:1485
#define GET_INT_STATUS
Definition: SI4735.h:37
char rds_buffer0A[9]
RDS Basic tuning and switching information (Type 0 groups)
Definition: SI4735.h:1034
void setSSBAvcDivider(uint8_t AVC_DIVIDER)
Sets AVC Divider.
Definition: SI4735.cpp:2613
#define REFCLK_FREQ
Definition: SI4735.h:93
bool getTuneCompleteTriggered()
Get the Tune Complete status.
Definition: SI4735.h:1183
#define AM_SEEK_RSSI_THRESHOLD
Definition: SI4735.h:115
#define SSB_CURRENT_MODE
Definition: SI4735.h:163
bool getRdsSyncLost()
Get the Rds Sync Lost object.
Definition: SI4735.h:2099
#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:898
bool getCurrentPilot()
Checks the current pilot.
Definition: SI4735.h:1511
bool getRdsSyncFound()
Get the Rds Sync Found.
Definition: SI4735.h:2110
void getCommandResponse(int num_of_bytes, uint8_t *response)
Returns with the command response.
Definition: SI4735.cpp:1468
uint16_t currentWorkFrequency
current frequency
Definition: SI4735.h:1056
void setFrequency(uint16_t)
Set the frequency to the corrent function of the Si4735 (FM, AM or SSB)
Definition: SI4735.cpp:692