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PU2CLR Si4735 Arduino Library
2.0.7
Arduino Library for Si47XX Devices - By Ricardo Lima Caratti
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Go to the documentation of this file.
29 #define POWER_PATCH 15
32 #define SI473X_ADDR_SEN_LOW 0x11
33 #define SI473X_ADDR_SEN_HIGH 0x63
37 #define POWER_DOWN 0x11
38 #define SET_PROPERTY 0x12
39 #define GET_PROPERTY 0x13
40 #define GET_INT_STATUS 0x14
43 #define FM_TUNE_FREQ 0x20
44 #define FM_SEEK_START 0x21
45 #define FM_TUNE_STATUS 0x22
46 #define FM_AGC_STATUS 0x27
47 #define FM_AGC_OVERRIDE 0x28
48 #define FM_RSQ_STATUS 0x23
49 #define FM_RDS_STATUS 0x24
51 #define FM_NB_DETECT_THRESHOLD 0x1900
52 #define FM_NB_INTERVAL 0x1901
53 #define FM_NB_RATE 0x1902
54 #define FM_NB_IIR_FILTER 0x1903
55 #define FM_NB_DELAY 0x1904
58 #define FM_RDS_INT_SOURCE 0x1500
59 #define FM_RDS_INT_FIFO_COUNT 0x1501
60 #define FM_RDS_CONFIG 0x1502
61 #define FM_RDS_CONFIDENCE 0x1503
63 #define FM_DEEMPHASIS 0x1100
64 #define FM_BLEND_STEREO_THRESHOLD 0x1105
65 #define FM_BLEND_MONO_THRESHOLD 0x1106
66 #define FM_BLEND_RSSI_STEREO_THRESHOLD 0x1800
67 #define FM_BLEND_RSSI_MONO_THRESHOLD 0x1801
68 #define FM_BLEND_SNR_STEREO_THRESHOLD 0x1804
69 #define FM_BLEND_SNR_MONO_THRESHOLD 0x1805
70 #define FM_BLEND_MULTIPATH_STEREO_THRESHOLD 0x1808
71 #define FM_BLEND_MULTIPATH_MONO_THRESHOLD 0x1809
72 #define FM_CHANNEL_FILTER 0x1102
73 #define FM_SOFT_MUTE_MAX_ATTENUATION 0x1302
76 #define FM_SEEK_BAND_BOTTOM 0x1400
77 #define FM_SEEK_BAND_TOP 0x1401
78 #define FM_SEEK_FREQ_SPACING 0x1402
79 #define FM_SEEK_TUNE_SNR_THRESHOLD 0x1403
80 #define FM_SEEK_TUNE_RSSI_THRESHOLD 0x1404
84 #define NBFM_TUNE_FREQ 0x50
85 #define NBFM_TUNE_STATUS 0x52
86 #define NBFM_RSQ_STATUS 0x53
87 #define NBFM_AGC_STATUS 0x57
88 #define NBFM_AGC_OVERRIDE 0x58
93 #define NBFM_MAX_TUNE_ERROR 0x5108
94 #define NBFM_RSQ_INT_SOURCE 0x5200
95 #define NBFM_RSQ_SNR_HI_THRESHOLD 0x5201
96 #define NBFM_RSQ_SNR_LO_THRESHOLD 0x5202
97 #define NBFM_RSQ_RSSI_HI_THRESHOLD 0x5203
98 #define NBFM_RSQ_RSSI_LO_THRESHOLD 0x5204
99 #define NBFM_VALID_SNR_THRESHOLD 0x5403
100 #define NBFM_VALID_RSSI_THRESHOLD 0x5404
104 #define AM_TUNE_FREQ 0x40
105 #define AM_SEEK_START 0x41
106 #define AM_TUNE_STATUS 0x42
107 #define AM_RSQ_STATUS 0x43
108 #define AM_AGC_STATUS 0x47
109 #define AM_AGC_OVERRIDE 0x48
110 #define GPIO_CTL 0x80
111 #define GPIO_SET 0x81
115 #define SSB_TUNE_FREQ 0x40
116 #define SSB_TUNE_STATUS 0x42
117 #define SSB_RSQ_STATUS 0x43
118 #define SSB_AGC_STATUS 0x47
119 #define SSB_AGC_OVERRIDE 0x48
123 #define DIGITAL_OUTPUT_FORMAT 0x0102
124 #define DIGITAL_OUTPUT_SAMPLE_RATE 0x0104
125 #define REFCLK_FREQ 0x0201
126 #define REFCLK_PRESCALE 0x0202
127 #define AM_DEEMPHASIS 0x3100
128 #define AM_CHANNEL_FILTER 0x3102
129 #define AM_AUTOMATIC_VOLUME_CONTROL_MAX_GAIN 0x3103
130 #define AM_MODE_AFC_SW_PULL_IN_RANGE 0x3104
131 #define AM_MODE_AFC_SW_LOCK_IN_RANGE 0x3105
132 #define AM_RSQ_INTERRUPTS 0x3200
133 #define AM_RSQ_SNR_HIGH_THRESHOLD 0x3201
134 #define AM_RSQ_SNR_LOW_THRESHOLD 0x3202
135 #define AM_RSQ_RSSI_HIGH_THRESHOLD 0x3203
136 #define AM_RSQ_RSSI_LOW_THRESHOLD 0x3204
137 #define AM_SOFT_MUTE_RATE 0x3300
138 #define AM_SOFT_MUTE_SLOPE 0x3301
139 #define AM_SOFT_MUTE_MAX_ATTENUATION 0x3302
140 #define AM_SOFT_MUTE_SNR_THRESHOLD 0x3303
141 #define AM_SOFT_MUTE_RELEASE_RATE 0x3304
142 #define AM_SOFT_MUTE_ATTACK_RATE 0x3305
143 #define AM_SEEK_BAND_BOTTOM 0x3400
144 #define AM_SEEK_BAND_TOP 0x3401
145 #define AM_SEEK_FREQ_SPACING 0x3402
146 #define AM_SEEK_SNR_THRESHOLD 0x3403
147 #define AM_SEEK_RSSI_THRESHOLD 0x3404
148 #define AM_AGC_ATTACK_RATE 0x3702
149 #define AM_AGC_RELEASE_RATE 0x3703
150 #define AM_FRONTEND_AGC_CONTROL 0x3705
151 #define AM_NB_DETECT_THRESHOLD 0x3900
152 #define AM_NB_INTERVAL 0x3901
153 #define AM_NB_RATE 0x3902
154 #define AM_NB_IIR_FILTER 0x3903
155 #define AM_NB_DELAY 0x3904
157 #define RX_VOLUME 0x4000
158 #define RX_HARD_MUTE 0x4001
163 #define GPO_IEN 0x0001
164 #define SSB_BFO 0x0100
165 #define SSB_MODE 0x0101
166 #define SSB_RSQ_INTERRUPTS 0x3200
167 #define SSB_RSQ_SNR_HI_THRESHOLD 0x3201
168 #define SSB_RSQ_SNR_LO_THRESHOLD 0x3202
169 #define SSB_RSQ_RSSI_HI_THRESHOLD 0x3203
170 #define SSB_RSQ_RSSI_LO_THRESHOLD 0x3204
171 #define SSB_SOFT_MUTE_RATE 0x3300
172 #define SSB_SOFT_MUTE_MAX_ATTENUATION 0x3302
173 #define SSB_SOFT_MUTE_SNR_THRESHOLD 0x3303
174 #define SSB_RF_AGC_ATTACK_RATE 0x3700
175 #define SSB_RF_AGC_RELEASE_RATE 0x3701
176 #define SSB_IF_AGC_RELEASE_RATE 0x3703
177 #define SSB_IF_AGC_ATTACK_RATE 0x3702
180 #define SSB_RF_IF_AGC_ATTACK_RATE 0x3702
181 #define SSB_RF_IF_AGC_RELEASE_RATE 0x3703
188 #define SI473X_RDS_OUTPUT_ONLY 0b00000000
189 #define SI473X_ANALOG_AUDIO 0b00000101
190 #define SI473X_DIGITAL_AUDIO1 0b00001011
191 #define SI473X_DIGITAL_AUDIO2 0b10110000
192 #define SI473X_ANALOG_DIGITAL_AUDIO 0b10110101
195 #define FM_CURRENT_MODE 0
196 #define AM_CURRENT_MODE 1
197 #define SSB_CURRENT_MODE 2
198 #define NBFM_CURRENT_MODE 3
203 #define MAX_DELAY_AFTER_SET_FREQUENCY 30
204 #define MAX_DELAY_AFTER_POWERUP 10
205 #define MIN_DELAY_WAIT_SEND_LOOP 300
206 #define MAX_SEEK_TIME 8000
208 #define DEFAULT_CURRENT_AVC_AM_MAX_GAIN 32
210 #define XOSCEN_CRYSTAL 1
211 #define XOSCEN_RCLK 0
328 } si47x_antenna_capacitor;
351 } si47x_set_frequency;
368 uint8_t RESERVED1 : 2;
371 uint8_t RESERVED2 : 4;
391 } si47x_seek_am_complement;
455 } si47x_response_status;
489 } si47x_firmware_information;
525 } si47x_firmware_query_library;
542 uint8_t RESERVED2 : 6;
586 uint8_t RSSIILINT : 1;
587 uint8_t RSSIHINT : 1;
590 uint8_t MULTLINT : 1;
591 uint8_t MULTHINT : 1;
593 uint8_t BLENDINT : 1;
622 uint8_t MIN_GAIN_INDEX;
625 } si47x_frontend_agc_control;
641 uint8_t STATUSONLY : 1;
668 uint8_t RDSSYNCLOST : 1;
669 uint8_t RDSSYNCFOUND : 1;
671 uint8_t RDSNEWBLOCKA : 1;
672 uint8_t RDSNEWBLOCKB : 1;
715 uint8_t RDSSYNCLOST : 1;
716 uint8_t RDSSYNCFOUND : 1;
718 uint8_t RDSNEWBLOCKA : 1;
719 uint8_t RDSNEWBLOCKB : 1;
724 } si47x_rds_int_source;
796 uint16_t address : 2;
800 uint16_t programType : 5;
801 uint16_t trafficProgramCode : 1;
802 uint16_t versionCode : 1;
803 uint16_t groupType : 4;
807 uint16_t address : 4;
808 uint16_t textABFlag : 1;
809 uint16_t programType : 5;
810 uint16_t trafficProgramCode : 1;
811 uint16_t versionCode : 1;
812 uint16_t groupType : 4;
816 uint16_t content : 4;
817 uint16_t textABFlag : 1;
818 uint16_t programType : 5;
819 uint16_t trafficProgramCode : 1;
820 uint16_t versionCode : 1;
821 uint16_t groupType : 4;
869 uint8_t offset_sense : 1;
877 } si47x_rds_date_time;
929 } si47x_agc_overrride;
956 } si47x_bandwidth_config;
970 uint8_t SBCUTFLT : 4;
971 uint8_t AVC_DIVIDER : 4;
973 uint8_t SMUTESEL : 1;
975 uint8_t DSP_AFCDIS : 1;
1001 } si4735_digital_output_format;
1014 uint8_t reserved[8];
1016 uint8_t patch_id[14];
1017 uint16_t patch_size;
1020 } si4735_eeprom_patch_header;
1034 } si4735_digital_output_sample_rate;
1120 void sendProperty(uint16_t propertyNumber, uint16_t param);
1134 void setGpioCtl(uint8_t GPO1OEN, uint8_t GPO2OEN, uint8_t GPO3OEN);
1135 void setGpio(uint8_t GPO1LEVEL, uint8_t GPO2LEVEL, uint8_t GPO3LEVEL);
1136 void setGpioIen(uint8_t STCIEN, uint8_t RSQIEN, uint8_t ERRIEN, uint8_t CTSIEN, uint8_t STCREP, uint8_t RSQREP);
1138 void setup(uint8_t resetPin, uint8_t defaultFunction);
1162 sendProperty(propertyNumber, param);
1165 void sendCommand(uint8_t cmd,
int parameter_size,
const uint8_t *parameter);
1169 void setPowerUp(uint8_t CTSIEN, uint8_t GPO2OEN, uint8_t PATCH, uint8_t XOSCEN, uint8_t FUNC, uint8_t OPMODE);
1194 return currentStatus.resp.RSQINT;
1205 return currentStatus.resp.RDSINT;
1216 return currentStatus.resp.STCINT;
1227 return currentStatus.resp.ERR;
1246 return currentStatus.resp.AFCRL;
1259 return currentStatus.resp.BLTF;
1273 return currentStatus.resp.VALID;
1284 return currentStatus.resp.RSSI;
1297 return currentStatus.resp.SNR;
1310 return currentStatus.resp.MULT;
1324 si47x_antenna_capacitor cap;
1327 return currentStatus.resp.READANTCAP;
1330 cap.raw.ANTCAPL = currentStatus.resp.READANTCAP;
1331 cap.raw.ANTCAPH = currentStatus.resp.MULT;
1345 currentAvcAmMaxGain = 90;
1355 currentAvcAmMaxGain = 12;
1379 return currentAvcAmMaxGain;
1444 return !currentAgcStatus.refined.AGCDIS;
1455 return currentAgcStatus.refined.AGCIDX;
1474 return currentRqsStatus.resp.RSSI;
1485 return currentRqsStatus.resp.SNR;
1496 return currentRqsStatus.resp.RSSIILINT;
1507 return currentRqsStatus.resp.RSSIHINT;
1518 return currentRqsStatus.resp.SNRLINT;
1529 return currentRqsStatus.resp.SNRHINT;
1540 return currentRqsStatus.resp.VALID;
1551 return currentRqsStatus.resp.AFCRL;
1564 return currentRqsStatus.resp.SMUTE;
1577 return currentRqsStatus.resp.STBLEND;
1590 return currentRqsStatus.resp.PILOT;
1603 return currentRqsStatus.resp.MULT;
1613 return currentRqsStatus.resp.FREQOFF;
1624 return currentRqsStatus.resp.MULTLINT;
1635 return currentRqsStatus.resp.MULTHINT;
1646 return currentRqsStatus.resp.BLENDINT;
1662 return firmwareInfo.resp.PN;
1672 return firmwareInfo.resp.FWMAJOR;
1682 return firmwareInfo.resp.FWMINOR;
1692 return firmwareInfo.resp.PATCHH;
1702 return firmwareInfo.resp.PATCHL;
1712 return firmwareInfo.resp.CMPMAJOR;
1722 return firmwareInfo.resp.CMPMINOR;
1732 return firmwareInfo.resp.CHIPREV;
1783 currentAudioMode = audioMode;
1804 void setAM(uint16_t fromFreq, uint16_t toFreq, uint16_t intialFreq, uint16_t step);
1805 void setFM(uint16_t fromFreq, uint16_t toFreq, uint16_t initialFreq, uint16_t step);
1857 inline void setFmNoiseBlank(uint16_t nb_rate = 64, uint16_t nb_interval = 55, uint16_t nb_irr_filter = 300)
2057 si47x_frontend_agc_control param;
2059 param.field.MIN_GAIN_INDEX = MIN_GAIN_INDEX;
2060 param.field.ATTN_BACKUP = ATTN_BACKUP;
2079 inline void setAmNoiseBlank(uint16_t nb_rate = 64, uint16_t nb_interval = 55, uint16_t nb_irr_filter = 300)
2147 return currentFrequencyParams.arg.FAST;
2158 currentFrequencyParams.arg.FAST = FAST;
2168 return currentFrequencyParams.arg.FREEZE;
2179 currentFrequencyParams.arg.FREEZE = FREEZE;
2233 seekStationProgress(NULL,
SEEK_UP);
2253 void seekStationProgress(
void (*showFunc)(uint16_t f),
bool (*stopSeking)(), uint8_t up_down);
2279 void setRdsIntSource(uint8_t RDSRECV, uint8_t RDSSYNCLOST, uint8_t RDSSYNCFOUND, uint8_t RDSNEWBLOCKA, uint8_t RDSNEWBLOCKB);
2280 void getRdsStatus(uint8_t INTACK, uint8_t MTFIFO, uint8_t STATUSONLY);
2290 return currentRdsStatus.resp.RDSRECV;
2301 return currentRdsStatus.resp.RDSSYNCLOST;
2312 return currentRdsStatus.resp.RDSSYNCFOUND;
2324 return currentRdsStatus.resp.RDSNEWBLOCKA;
2335 return currentRdsStatus.resp.RDSNEWBLOCKB;
2346 return currentRdsStatus.resp.RDSSYNC;
2357 return currentRdsStatus.resp.GRPLOST;
2368 return currentRdsStatus.resp.RDSFIFOUSED;
2435 getRdsStatus(0, 0, 0);
2446 getRdsStatus(0, 1, 0);
2457 getRdsStatus(1, 0, 0);
2460 void setRdsConfig(uint8_t RDSEN, uint8_t BLETHA, uint8_t BLETHB, uint8_t BLETHC, uint8_t BLETHD);
2479 void setSSBConfig(uint8_t AUDIOBW, uint8_t SBCUTFLT, uint8_t AVC_DIVIDER, uint8_t AVCEN, uint8_t SMUTESEL, uint8_t DSP_AFCDIS);
2480 void setSSB(uint16_t fromFreq, uint16_t toFreq, uint16_t intialFreq, uint16_t step, uint8_t usblsb);
2481 void setSSB(uint8_t usblsb);
2490 void setNBFM(uint16_t fromFreq, uint16_t toFreq, uint16_t initialFreq, uint16_t step);
2492 void loadPatchNBFM(
const uint8_t *patch_content,
const uint16_t patch_content_size);
2497 bool downloadPatch(
const uint8_t *ssb_patch_content,
const uint16_t ssb_patch_content_size);
2498 bool downloadCompressedPatch(
const uint8_t *ssb_patch_content,
const uint16_t ssb_patch_content_size,
const uint16_t *cmd_0x15,
const int16_t cmd_0x15_size);
2499 void loadPatch(
const uint8_t *ssb_patch_content,
const uint16_t ssb_patch_content_size, uint8_t ssb_audiobw = 1);
2515 this->maxDelayAfterPouwerUp = ms;
2531 this->maxDelaySetFrequency = ms;
2561 this->currentStep = step;
2577 return this->currentWorkFrequency;
2608 Wire.setClock(10000);
2625 Wire.setClock(400000);
2653 audioMuteMcuPin = pin;
2654 pinMode(audioMuteMcuPin, OUTPUT);
2669 digitalWrite(audioMuteMcuPin, on);
2670 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:195
uint8_t getRdsProgramType(void)
Returns the Program Type (extracted from the Block B)
Definition: SI4735.cpp:2224
#define SSB_SOFT_MUTE_MAX_ATTENUATION
Definition: SI4735.h:172
uint8_t currentSsbStatus
Definition: SI4735.h:1110
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:535
#define SEEK_DOWN
Definition: SI4735.h:201
si47x_status getStatusResponse()
Gets the first byte response.
Definition: SI4735.cpp:1542
#define SSB_IF_AGC_RELEASE_RATE
Definition: SI4735.h:176
#define FM_BLEND_RSSI_STEREO_THRESHOLD
Definition: SI4735.h:66
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:2993
si47x_frequency currentFrequency
data structure to get current frequency
Definition: SI4735.h:1096
void setMaxDelayPowerUp(uint16_t ms)
Set the Max Delay Power Up.
Definition: SI4735.h:2513
#define FM_TUNE_STATUS
Definition: SI4735.h:45
void patchPowerUp()
This method can be used to prepare the device to apply SSBRX patch.
Definition: SI4735.cpp:2919
void seekStationUp()
Search for the next station.
Definition: SI4735.h:2231
#define AM_NB_INTERVAL
Definition: SI4735.h:152
uint8_t lastMode
Stores the last mode used.
Definition: SI4735.h:1085
#define MAX_DELAY_AFTER_SET_FREQUENCY
Definition: SI4735.h:203
void setProperty(uint16_t propertyNumber, uint16_t param)
Sets a given SI47XX device property.
Definition: SI4735.h:1160
#define SSB_BFO
Definition: SI4735.h:164
uint16_t refClockPrescale
Prescaler for Reference Clock (divider).
Definition: SI4735.h:1093
bool isCurrentTuneAM()
Returns true if the current function is AM (AM_TUNE_FREQ).
Definition: SI4735.h:2103
#define NBFM_TUNE_FREQ
Definition: SI4735.h:84
void setFmStereoOn()
Turn Off Stereo operation.
Definition: SI4735.cpp:1744
void setFmStereoOff()
Turn Off Stereo operation.
Definition: SI4735.cpp:1734
char rds_time[20]
RDS date time received information.
Definition: SI4735.h:1058
void setFM(uint16_t fromFreq, uint16_t toFreq, uint16_t initialFreq, uint16_t step)
Sets the radio to FM function.
Definition: SI4735.cpp:840
void setSeekFmSpacing(uint16_t spacing)
Selects frequency spacingfor FM seek. Default is 100 kHz (value 10) spacing. There are only 3 valid v...
Definition: SI4735.cpp:1388
#define POWER_UP
Definition: SI4735.h:35
uint8_t getRdsGroupType(void)
Returns the Group Type (extracted from the Block B)
Definition: SI4735.cpp:2150
char * getRdsText0A(void)
Gets the station name and other messages.
Definition: SI4735.cpp:2336
void setFmNoiseBlankDelay(uint16_t parameter)
Set the Fm Noise Blank Delay.
Definition: SI4735.h:1890
void setSsbAgcOverrite(uint8_t SSBAGCDIS, uint8_t SSBAGCNDX)
Automatic Gain Control setup.
Definition: SI4735.cpp:2832
uint8_t getCurrentRSSI()
Get the current receive signal strength (0–127 dBμV)
Definition: SI4735.h:1472
void setSeekFmSrnThreshold(uint16_t value)
Sets the SNR threshold for a valid FM Seek/Tune.
Definition: SI4735.cpp:1418
uint8_t getReceivedSignalStrengthIndicator()
Returns the value of Received Signal Strength Indicator (dBμV).
Definition: SI4735.h:1282
uint8_t refClockSourcePin
0 = RCLK pin is clock source; 1 = DCLK pin is clock source.
Definition: SI4735.h:1094
unsigned long maxSeekTime
Stores the maximum time (ms) for a seeking process. Defines the maximum seeking time.
Definition: SI4735.h:1072
#define GPO_IEN
Definition: SI4735.h:163
void setFmNoiseBlankInterval(uint16_t parameter)
Set the Fm Noise Blank Interval.
Definition: SI4735.h:1869
void setSsbAgcAttackRate(uint16_t parameter)
Sets the AGC attack rate on SSB mode.
Definition: SI4735.h:2023
#define AM_CURRENT_MODE
Definition: SI4735.h:196
uint8_t getVolume()
Gets the current volume level.
Definition: SI4735.cpp:1864
#define AM_TUNE_FREQ
Definition: SI4735.h:104
uint8_t getFirmwarePATCHL()
Returns the Firmware P A T C H LOW.
Definition: SI4735.h:1701
char rds_buffer2B[33]
RDS Radio Text buffer - Station Informaation.
Definition: SI4735.h:1056
void setHardwareAudioMute(bool on)
Sets the Hardware Audio Mute.
Definition: SI4735.h:2667
void setNBFM()
Set the radio to FM function.
Definition: SI4735.cpp:3288
void setVolumeDown()
Set the Volume Down.
Definition: SI4735.h:1761
bool isCurrentTuneFM()
Definition: SI4735.h:2091
#define XOSCEN_CRYSTAL
Definition: SI4735.h:210
uint16_t getRdsPI(void)
Returns the programa type.
Definition: SI4735.cpp:2134
uint16_t raw
Definition: SI4735.h:1000
#define FM_AGC_STATUS
Definition: SI4735.h:46
void setFmNoiseBlank_IIR_Filter(uint16_t parameter)
Set the FmNoiseBlank IIR Filter.
Definition: SI4735.h:1900
si47x_response_status currentStatus
current device status
Definition: SI4735.h:1099
bool getEndIndicatorGroupA()
Check if 0xD or 0xA special characters were received for group A.
Definition: SI4735.h:2388
uint16_t word
Definition: SI4735.h:624
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:158
uint8_t currentAvcAmMaxGain
Stores the current Automatic Volume Control Gain for AM.
Definition: SI4735.h:1087
uint8_t raw[6]
Definition: SI4735.h:876
void setAMSoftMuteReleaseRate(uint8_t parameter)
Sets the soft mute release rate.
Definition: SI4735.h:1971
bool getCurrentMultipathDetectHigh()
Gets the Current Multipath Detect High.
Definition: SI4735.h:1634
bool getSignalQualityInterrupt()
Get the Signal Quality Interrupt status.
Definition: SI4735.h:1192
void setFrequencyUp()
Set the FrequencyUp.
Definition: SI4735.h:2194
void resetEndIndicatorGroupA()
Resets 0xD or 0xA special characters condition (makes it false)
Definition: SI4735.h:2397
#define SSB_RF_AGC_ATTACK_RATE
Definition: SI4735.h:174
uint16_t getFrequency(void)
Gets the current frequency of the Si4735 (AM or FM)
Definition: SI4735.cpp:916
#define AM_AGC_RELEASE_RATE
Definition: SI4735.h:149
bool getCurrentSnrDetectHigh()
Checks if SNR detect is high.
Definition: SI4735.h:1527
void setSeekAmSpacing(uint16_t spacing)
Selects frequency spacingfor AM seek. Default is 10 kHz spacing.
Definition: SI4735.cpp:1374
#define FM_RDS_STATUS
Definition: SI4735.h:49
uint8_t raw[5]
Definition: SI4735.h:350
si47x_rqs_status currentRqsStatus
current Radio SIgnal Quality status
Definition: SI4735.h:1098
uint8_t raw[2]
Definition: SI4735.h:723
void setSsbAgcReleaseRate(uint16_t parameter)
Sets the AGC Release rate on SSB mode.
Definition: SI4735.h:2036
#define AM_AGC_OVERRIDE
Definition: SI4735.h:109
uint8_t raw[2]
Definition: SI4735.h:753
#define FM_NB_RATE
Definition: SI4735.h:53
void setFM()
Sets the radio to FM function.
Definition: SI4735.cpp:772
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:2055
uint8_t getCurrentMultipath()
Gets the current Multipath.
Definition: SI4735.h:1601
uint8_t raw
Definition: SI4735.h:544
#define FM_SEEK_TUNE_SNR_THRESHOLD
Definition: SI4735.h:79
uint8_t getFirmwareCHIPREV()
RESP8 - Returns the Chip Revision (ASCII)
Definition: SI4735.h:1731
void setVolume(uint8_t volume)
Sets volume level (0 to 63)
Definition: SI4735.cpp:1830
#define AM_NB_IIR_FILTER
Definition: SI4735.h:154
uint8_t getRdsTextSegmentAddress(void)
Returns the address of the text segment.
Definition: SI4735.cpp:2189
void seekStationProgress(void(*showFunc)(uint16_t f), uint8_t up_down)
Seeks a station up or down.
Definition: SI4735.cpp:1253
#define SSB_AGC_OVERRIDE
Definition: SI4735.h:119
#define NBFM_CURRENT_MODE
Definition: SI4735.h:198
uint8_t raw
Definition: SI4735.h:412
void powerDown(void)
Moves the device from powerup to powerdown mode.
Definition: SI4735.cpp:452
bool getACFIndicator()
Returns true if the AFC rails (AFC Rail Indicator).
Definition: SI4735.h:1244
void getCurrentReceivedSignalQuality(void)
Queries the status of the Received Signal Quality (RSQ) of the current channel (FM_RSQ_STATUS)
Definition: SI4735.cpp:1142
void setFmNoiseBlankRate(uint16_t parameter)
Set the Fm Noise Blank Rate.
Definition: SI4735.h:1880
void waitToSend(void)
Wait for the si473x is ready (Clear to Send (CTS) status bit have to be 1).
Definition: SI4735.cpp:316
si47x_status getInterruptStatus()
Updates bits 6:0 of the status byte.
Definition: SI4735.cpp:83
#define FM_BLEND_SNR_MONO_THRESHOLD
Definition: SI4735.h:69
void setFmBlendRssiStereoThreshold(uint8_t parameter)
Sets RSSI threshold for stereo blend. (Full stereo above threshold, blend below threshold....
Definition: SI4735.cpp:1644
uint8_t getTuneFrequecyFreeze()
Returns the FREEZE status.
Definition: SI4735.h:2167
void patchPowerUpNBFM()
This method can be used to prepare the device to apply NBFM patch.
Definition: SI4735.cpp:3245
void setDeviceOtherI2CAddress(uint8_t i2cAddr)
Sets the onther I2C Bus Address (for Si470X)
Definition: SI4735.cpp:283
void seekPreviousStation()
Search the previous station.
Definition: SI4735.cpp:1216
void rdsClearInterrupt()
Clears RDSINT.
Definition: SI4735.h:2455
uint8_t getAgcGainIndex()
Gets the current AGC gain index.
Definition: SI4735.h:1453
void setAMSoftMuteSnrThreshold(uint8_t parameter)
Sets the SNR threshold to engage soft mute.
Definition: SI4735.h:1958
void digitalOutputFormat(uint8_t OSIZE, uint8_t OMONO, uint8_t OMODE, uint8_t OFALL)
Configures the digital audio output format.
Definition: SI4735.cpp:1792
#define FM_BLEND_RSSI_MONO_THRESHOLD
Definition: SI4735.h:67
#define FM_CURRENT_MODE
Definition: SI4735.h:195
bool getRdsReceived()
Get the Rds Received FIFO.
Definition: SI4735.h:2288
void frequencyUp()
Increments the current frequency on current band/function by using the current step.
Definition: SI4735.cpp:708
si47x_rds_status currentRdsStatus
current RDS status
Definition: SI4735.h:1101
void setAudioMuteMcuPin(int8_t pin)
Sets the Audio Mute Mcu Pin.
Definition: SI4735.h:2651
uint8_t getCurrentSignedFrequencyOffset()
Gets the Signed frequency offset (kHz).
Definition: SI4735.h:1612
void sendCommand(uint8_t cmd, int parameter_size, const uint8_t *parameter)
Sends a given command to the SI47XX devices.
Definition: SI4735.cpp:1500
si47x_ssb_mode currentSSBMode
indicates if USB or LSB
Definition: SI4735.h:1103
void setSsbSoftMuteMaxAttenuation(uint8_t smattn=0)
Sets the SSB Soft Mute Max Attenuation object.
Definition: SI4735.h:1407
int8_t audioMuteMcuPin
Definition: SI4735.h:1111
#define GPIO_SET
Definition: SI4735.h:111
void setTuneFrequencyAntennaCapacitor(uint16_t capacitor)
Selects the tuning capacitor value.
Definition: SI4735.cpp:630
#define AM_SEEK_BAND_BOTTOM
Definition: SI4735.h:143
uint8_t getRdsFlagAB(void)
Returns the current Text Flag A/B
Definition: SI4735.cpp:2167
void setAmSoftMuteMaxAttenuation(uint8_t smattn=0)
Sets the Am Soft Mute Max Attenuation.
Definition: SI4735.h:1393
bool getCurrentAfcRailIndicator()
AFC Rail Indicator.
Definition: SI4735.h:1549
void analogPowerUp(void)
You have to call setPowerUp method before.
Definition: SI4735.cpp:437
uint8_t getFirmwarePN()
Returns the Firmware Part Number.
Definition: SI4735.h:1661
uint16_t value
frequency (integer value)
Definition: SI4735.h:313
void getAutomaticGainControl()
Queries Automatic Gain Control STATUS.
Definition: SI4735.cpp:986
bool getCurrentRssiDetectLow()
Checks if RSSI detected is LOW.
Definition: SI4735.h:1494
uint8_t gpo2Enable
Definition: SI4735.h:1090
bool getEndIndicatorGroupB()
Check if 0xD or 0xA special characters were received for group B.
Definition: SI4735.h:2407
void setSSBSoftMute(uint8_t SMUTESEL)
Sets SSB Soft-mute Based on RSSI or SNR Selection:
Definition: SI4735.cpp:2624
uint8_t ANTCAPH
Definition: SI4735.h:389
#define AM_SOFT_MUTE_RELEASE_RATE
Definition: SI4735.h:141
int16_t deviceAddress
Stores the current I2C bus address.
Definition: SI4735.h:1067
#define FM_NB_IIR_FILTER
Definition: SI4735.h:54
void setMaxDelaySetFrequency(uint16_t ms)
Set the Max Delay after Set Frequency.
Definition: SI4735.h:2529
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:2584
#define SSB_TUNE_FREQ
Definition: SI4735.h:115
void setFmNoiseBlankThreshold(uint16_t parameter)
Set the Fm Noise Blank Threshold.
Definition: SI4735.h:1840
#define DIGITAL_OUTPUT_SAMPLE_RATE
Definition: SI4735.h:124
bool getCurrentValidChannel()
Checks if the current channel is valid.
Definition: SI4735.h:1538
void setAM()
Sets the radio to AM function. It means: LW MW and SW.
Definition: SI4735.cpp:747
void ssbPowerUp()
This function can be useful for debug and test.
Definition: SI4735.cpp:2935
#define MAX_DELAY_AFTER_POWERUP
Definition: SI4735.h:204
#define AM_SOFT_MUTE_ATTACK_RATE
Definition: SI4735.h:142
void setFrequencyStep(uint16_t step)
Sets the current step value.
Definition: SI4735.h:2559
void clearRdsBuffer2A()
Clear RDS buffer 2A (text)
Definition: SI4735.cpp:1929
#define FM_BLEND_STEREO_THRESHOLD
Definition: SI4735.h:64
uint16_t getCurrentFrequency()
Gets the current frequency saved in memory.
Definition: SI4735.h:2575
bool getRdsNewBlockA()
Get the Rds New Block A.
Definition: SI4735.h:2322
uint8_t getStatusSNR()
Gets the SNR metric when tune is complete (dB)
Definition: SI4735.h:1295
void setAMSoftMuteRate(uint8_t parameter)
Sets the attack and decay rates when entering or leaving soft mute.
Definition: SI4735.h:1943
void setMaxSeekTime(long time_in_ms)
Sets the maximum time in milliseconds for seeking. The default value is 8000ms (8s).
Definition: SI4735.h:2218
void setAMSoftMuteSlop(uint8_t parameter)
Sets the AM attenuation slope during soft mute.
Definition: SI4735.h:1928
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:3095
void getStatus(uint8_t, uint8_t)
Gets the current status of the Si4735 (AM or FM)
Definition: SI4735.cpp:938
void setFmBlendMonoThreshold(uint8_t parameter)
Sets RSSI threshold for mono blend (Full mono below threshold, blend above threshold).
Definition: SI4735.cpp:1628
uint16_t currentMinimumFrequency
minimum frequency of the current band
Definition: SI4735.h:1079
void seekStationProgress(void(*showFunc)(uint16_t f), bool(*stopSeking)(), uint8_t up_down)
Seeks a station up or down.
Definition: SI4735.cpp:1308
uint8_t volume
Stores the current vlume setup (0-63).
Definition: SI4735.h:1107
void volumeDown()
Set sound volume level Down
Definition: SI4735.cpp:1890
bool getBandLimit()
Returns true if a seek hit the band limit.
Definition: SI4735.h:1257
void setFmBlendMultiPathStereoThreshold(uint8_t parameter)
Sets multipath threshold for stereo blend (Full stereo below threshold, blend above threshold).
Definition: SI4735.cpp:1708
void setup(uint8_t resetPin, uint8_t ctsIntEnable, uint8_t defaultFunction, uint8_t audioMode=SI473X_ANALOG_AUDIO, uint8_t clockType=XOSCEN_CRYSTAL, uint8_t gpo2Enable=0)
Starts the Si473X device.
Definition: SI4735.cpp:561
uint8_t getFirmwarePATCHH()
Returns the Firmware P A T C H HIGH.
Definition: SI4735.h:1691
int rdsTextAdress2B
rds_buffer2B current position
Definition: SI4735.h:1061
int rdsTextAdress2A
rds_buffer2A current position
Definition: SI4735.h:1060
SI4735()
Construct a new SI4735::SI4735.
Definition: SI4735.cpp:60
void setAMSoftMuteAttackRate(uint16_t parameter)
Sets the soft mute attack rate.
Definition: SI4735.h:1984
uint8_t raw[2]
Raw powerup parameters data. Same arg memory position. So, same content.
Definition: SI4735.h:248
char * getRdsTime(void)
Gets the RDS time and date when the Group type is 4.
Definition: SI4735.cpp:2436
void setRdsIntSource(uint8_t RDSRECV, uint8_t RDSSYNCLOST, uint8_t RDSSYNCFOUND, uint8_t RDSNEWBLOCKA, uint8_t RDSNEWBLOCKB)
Configures interrupt related to RDS.
Definition: SI4735.cpp:2041
#define FM_RDS_INT_SOURCE
Definition: SI4735.h:58
uint8_t raw
Definition: SI4735.h:270
uint8_t raw
Definition: SI4735.h:644
#define MAX_SEEK_TIME
Definition: SI4735.h:206
#define FM_DEEMPHASIS
Definition: SI4735.h:63
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:346
#define SI473X_ADDR_SEN_LOW
Definition: SI4735.h:32
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:802
#define AM_SEEK_FREQ_SPACING
Definition: SI4735.h:145
#define AM_SOFT_MUTE_SNR_THRESHOLD
Definition: SI4735.h:140
uint16_t maxDelayAfterPouwerUp
Stores the maximum delay you have to setup after a power up command (in ms).
Definition: SI4735.h:1071
void setSSBAudioBandwidth(uint8_t AUDIOBW)
SSB Audio Bandwidth for SSB mode.
Definition: SI4735.cpp:2703
si47x_set_frequency currentFrequencyParams
Definition: SI4735.h:1097
#define FM_NB_INTERVAL
Definition: SI4735.h:52
void setSBBSidebandCutoffFilter(uint8_t SBCUTFLT)
Sets SBB Sideband Cutoff Filter for band pass and low pass filters.
Definition: SI4735.cpp:2673
#define DIGITAL_OUTPUT_FORMAT
Definition: SI4735.h:123
void setAmAgcReleaseRate(uint16_t parameter)
Sets the AGC release rate.
Definition: SI4735.h:2010
void rdsClearFifo()
Empty FIFO.
Definition: SI4735.h:2444
void getSsbAgcStatus()
Queries SSB Automatic Gain Control STATUS.
Definition: SI4735.cpp:2805
bool rdsEndGroupA
Definition: SI4735.h:1064
void setFmBLendSnrMonoThreshold(uint8_t parameter)
Sets SNR threshold for mono blend (Full mono below threshold, blend above threshold).
Definition: SI4735.cpp:1692
char * getRdsText2A(void)
Gets the Text processed for the 2A group.
Definition: SI4735.cpp:2369
#define NBFM_RSQ_STATUS
Definition: SI4735.h:86
void setFrequencyNBFM(uint16_t freq)
Set the frequency to the corrent function of the Si4735 on NBFM mode.
Definition: SI4735.cpp:3347
void setRdsConfig(uint8_t RDSEN, uint8_t BLETHA, uint8_t BLETHB, uint8_t BLETHC, uint8_t BLETHD)
Sets RDS property.
Definition: SI4735.cpp:1995
void setFmBlendSnrStereoThreshold(uint8_t parameter)
Sets SNR threshold for stereo blend (Full stereo above threshold, blend below threshold).
Definition: SI4735.cpp:1676
void setSeekAmRssiThreshold(uint16_t value)
Sets the RSSI threshold for a valid AM Seek/Tune.
Definition: SI4735.cpp:1432
void setAvcAmMaxGain(uint8_t gain=90)
Sets the maximum gain for automatic volume control.
Definition: SI4735.cpp:1070
void setFmNoiseBlank(uint16_t nb_rate=64, uint16_t nb_interval=55, uint16_t nb_irr_filter=300)
Set the Fm Noise Blank.
Definition: SI4735.h:1857
uint8_t ANTCAPL
Definition: SI4735.h:390
void seekNextStation()
Search for the next station.
Definition: SI4735.cpp:1201
#define SSB_AGC_STATUS
Definition: SI4735.h:118
#define DEFAULT_CURRENT_AVC_AM_MAX_GAIN
Definition: SI4735.h:208
uint8_t raw[13]
Definition: SI4735.h:699
bool isAgcEnabled()
Checks if the AGC is enabled.
Definition: SI4735.h:1442
SI4735 Class.
Definition: SI4735.h:1052
uint8_t resetPin
pin used on Arduino Board to RESET the Si47XX device
Definition: SI4735.h:1075
void resetEndIndicatorGroupB()
Resets 0xD or 0xA special characters condition (makes it false)
Definition: SI4735.h:2417
#define FM_NB_DELAY
Definition: SI4735.h:55
bool getCurrentRssiDetectHigh()
Checks if RSSI detected is high.
Definition: SI4735.h:1505
uint8_t raw[32]
Definition: SI4735.h:1019
bool getRdsSync()
Get the Rds Sync.
Definition: SI4735.h:2344
#define AM_TUNE_STATUS
Definition: SI4735.h:106
uint8_t ARG2
Definition: SI4735.h:387
void setup(uint8_t resetPin, uint8_t defaultFunction)
Starts the Si473X device.
Definition: SI4735.cpp:601
void setSSB(uint8_t usblsb)
Set the radio to AM function.
Definition: SI4735.cpp:2726
uint8_t raw
Definition: SI4735.h:373
#define SI473X_ADDR_SEN_HIGH
Definition: SI4735.h:33
uint16_t refClock
Frequency of Reference Clock in Hz.
Definition: SI4735.h:1092
int16_t getDeviceI2CAddress(uint8_t resetPin)
I2C bus address setup.
Definition: SI4735.cpp:224
void setSeekFmRssiThreshold(uint16_t value)
Sets the RSSI threshold for a valid FM Seek/Tune.
Definition: SI4735.cpp:1446
void seekStationDown()
Search the previous station.
Definition: SI4735.h:2244
uint8_t raw[2]
Definition: SI4735.h:928
bool getStatusCTS()
Gets the Error flag Clear to Send.
Definition: SI4735.h:1236
void setSsbIfAgcAttackRate(uint8_t param=4)
Sets the IF AGC attack rate.
Definition: SI4735.h:1431
bool getGroupLost()
Get the Group Lost.
Definition: SI4735.h:2355
#define FM_RDS_INT_FIFO_COUNT
Definition: SI4735.h:59
#define NBFM_AGC_OVERRIDE
Definition: SI4735.h:88
void setFmSoftMuteMaxAttenuation(uint8_t smattn=0)
Sets the Fm Soft Mute Max Attenuation.
Definition: SI4735.h:1830
bool isCurrentTuneSSB()
Returns true if the current function is SSB (SSB_TUNE_FREQ).
Definition: SI4735.h:2115
uint8_t getFirmwareCMPMAJOR()
Get the Firmware C M P M A J O R object.
Definition: SI4735.h:1711
void getCurrentReceivedSignalQuality(uint8_t INTACK)
Queries the status of the Received Signal Quality (RSQ) of the current channel.
Definition: SI4735.cpp:1091
void setAudioMode(uint8_t audioMode)
Sets the Audio Mode. See table below.
Definition: SI4735.h:1781
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:1359
void getNext4Block(char *)
Process data received from group 2A.
Definition: SI4735.cpp:2276
#define NBFM_AGC_STATUS
Definition: SI4735.h:87
void setSSB(uint16_t fromFreq, uint16_t toFreq, uint16_t intialFreq, uint16_t step, uint8_t usblsb)
Definition: SI4735.cpp:2758
#define AM_SEEK_START
Definition: SI4735.h:105
uint16_t value
Definition: SI4735.h:327
bool getStatusError()
Get the Status Error.
Definition: SI4735.h:1225
#define AM_SOFT_MUTE_SLOPE
Definition: SI4735.h:138
#define AM_NB_RATE
Definition: SI4735.h:153
void setSSBAutomaticVolumeControl(uint8_t AVCEN)
Sets SSB Automatic Volume Control (AVC) for SSB mode.
Definition: SI4735.cpp:2639
void setFrequencyDown()
Set the Frequency Down.
Definition: SI4735.h:2202
uint8_t raw[3]
Definition: SI4735.h:906
char rds_buffer2A[65]
RDS Radio Text buffer - Program Information.
Definition: SI4735.h:1055
#define AM_FRONTEND_AGC_CONTROL
Definition: SI4735.h:150
void reset(void)
Reset the SI473X
Definition: SI4735.cpp:297
#define REFCLK_PRESCALE
Definition: SI4735.h:126
#define RX_HARD_MUTE
Definition: SI4735.h:158
si47x_firmware_query_library queryLibraryId()
Query the library information of the Si47XX device.
Definition: SI4735.cpp:2878
uint8_t ARG3
Definition: SI4735.h:388
bool getCurrentMultipathDetectLow()
Get Multipath Detect Low.
Definition: SI4735.h:1623
#define SSB_IF_AGC_ATTACK_RATE
Definition: SI4735.h:177
#define SET_PROPERTY
Definition: SI4735.h:38
uint8_t getRdsVersionCode(void)
Gets the version code (extracted from the Block B)
Definition: SI4735.cpp:2205
void setSeekAmSrnThreshold(uint16_t value)
Sets the SNR threshold for a valid AM Seek/Tune.
Definition: SI4735.cpp:1402
#define FM_SEEK_FREQ_SPACING
Definition: SI4735.h:78
#define AM_AGC_ATTACK_RATE
Definition: SI4735.h:148
#define FM_BLEND_SNR_STEREO_THRESHOLD
Definition: SI4735.h:68
#define NBFM_TUNE_STATUS
Definition: SI4735.h:85
char * getRdsText2B(void)
Gets the Text processed for the 2B group.
Definition: SI4735.cpp:2402
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:2083
#define GET_PROPERTY
Definition: SI4735.h:39
uint16_t maxDelaySetFrequency
Stores the maximum delay after set frequency command (in ms).
Definition: SI4735.h:1070
#define FM_BLEND_MONO_THRESHOLD
Definition: SI4735.h:65
#define FM_SEEK_BAND_BOTTOM
Definition: SI4735.h:76
#define FM_TUNE_FREQ
Definition: SI4735.h:43
bool getRadioDataSystemInterrupt()
Get the Radio Data System (RDS) Interrupt status.
Definition: SI4735.h:1203
void setGpioCtl(uint8_t GPO1OEN, uint8_t GPO2OEN, uint8_t GPO3OEN)
Enables output for GPO1, 2, and 3.
Definition: SI4735.cpp:119
void sendProperty(uint16_t propertyNumber, uint16_t param)
Sends (sets) property to the SI47XX.
Definition: SI4735.cpp:1468
#define SSB_MODE
Definition: SI4735.h:165
void clearRdsBuffer2B()
Clear RDS buffer 2B (text)
Definition: SI4735.cpp:1942
#define AM_AGC_STATUS
Definition: SI4735.h:108
#define XOSCEN_RCLK
Definition: SI4735.h:211
void clearRdsBuffer0A()
Clear RDS buffer 0A (text)
Definition: SI4735.cpp:1954
si47x_agc_status currentAgcStatus
current AGC status
Definition: SI4735.h:1102
void setDeviceI2CAddress(uint8_t senPin)
Sets the I2C Bus Address.
Definition: SI4735.cpp:269
uint8_t currentTune
tell the current tune (FM, AM or SSB)
Definition: SI4735.h:1077
void getStatus()
Gets the current status of the Si47XX (AM, FM or SSB)
Definition: SI4735.h:2587
void setFmBlendMultiPathMonoThreshold(uint8_t parameter)
Sets Multipath threshold for mono blend (Full mono above threshold, blend below threshold).
Definition: SI4735.cpp:1724
#define FM_SEEK_BAND_TOP
Definition: SI4735.h:77
uint8_t getFirmwareCMPMINOR()
RESP6 - Returns the Component Major Revision (ASCII).
Definition: SI4735.h:1721
#define SSB_RF_AGC_RELEASE_RATE
Definition: SI4735.h:175
#define AM_SEEK_BAND_TOP
Definition: SI4735.h:144
void radioPowerUp(void)
Powerup the Si47XX.
Definition: SI4735.cpp:402
uint8_t raw[8]
Check it.
Definition: SI4735.h:454
#define GET_REV
Definition: SI4735.h:36
void setAutomaticGainControl(uint8_t AGCDIS, uint8_t AGCIDX)
Automatic Gain Control setup.
Definition: SI4735.cpp:1031
uint8_t raw[2]
Definition: SI4735.h:977
#define AM_SOFT_MUTE_MAX_ATTENUATION
Definition: SI4735.h:139
void setAudioMute(bool off)
Sets the audio on or off.
Definition: SI4735.cpp:1847
uint8_t getCurrentAvcAmMaxGain()
Get the current Avc Am Max Gain.
Definition: SI4735.h:1377
void setTuneFrequencyFreze(uint8_t FREEZE)
Sets Freeze Metrics During Alternate Frequency Jum.
Definition: SI4735.h:2178
void RdsInit()
Starts the control member variables for RDS.
Definition: SI4735.cpp:1915
uint8_t raw[9]
Definition: SI4735.h:488
void disableFmDebug()
There is a debug feature that remains active in Si4704/05/3x-D60 firmware which can create periodic n...
Definition: SI4735.cpp:1759
uint16_t currentStep
Stores the current step used to increment or decrement the frequency.
Definition: SI4735.h:1083
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:3125
uint8_t raw[8]
Definition: SI4735.h:524
uint8_t lastTextFlagAB
Definition: SI4735.h:1074
uint8_t getFirmwareFWMINOR()
Returns the Firmware F W M I N O R.
Definition: SI4735.h:1681
uint8_t currentAudioMode
Current audio mode used (ANALOG or DIGITAL or both)
Definition: SI4735.h:1109
void setFMDeEmphasis(uint8_t parameter)
Sets the FM Receive de-emphasis to 50 or 75 μs.
Definition: SI4735.h:1814
void setAMDeEmphasis(uint8_t parameter)
Sets the AM Receive de-emphasis to 50 or disable.
Definition: SI4735.h:1912
void setVolumeUp()
Set the Volume Up.
Definition: SI4735.h:1754
void seekStation(uint8_t SEEKUP, uint8_t WRAP)
Look for a station (Automatic tune)
Definition: SI4735.cpp:1158
bool rdsEndGroupB
Definition: SI4735.h:1065
#define FM_SEEK_TUNE_RSSI_THRESHOLD
Definition: SI4735.h:80
uint8_t getFirmwareFWMAJOR()
Returns the Firmware F W M A J O R.
Definition: SI4735.h:1671
void setSsbIfAgcReleaseRate(uint8_t param=140)
Sets the number of milliseconds the low IF peak detector.
Definition: SI4735.h:1419
#define SEEK_UP
Definition: SI4735.h:200
void setFmBLendRssiMonoThreshold(uint8_t parameter)
Sets RSSI threshold for mono blend (Full mono below threshold, blend above threshold).
Definition: SI4735.cpp:1660
void setI2CFastMode(void)
Sets I2C bus to 400kHz.
Definition: SI4735.h:2623
#define AM_RSQ_STATUS
Definition: SI4735.h:107
si473x_powerup powerUp
Definition: SI4735.h:1105
uint16_t currentMaximumFrequency
maximum frequency of the current band
Definition: SI4735.h:1080
bool downloadCompressedPatch(const uint8_t *ssb_patch_content, const uint16_t ssb_patch_content_size, const uint16_t *cmd_0x15, const int16_t cmd_0x15_size)
Same downloadPatch.
Definition: SI4735.cpp:3054
void setAmNoiseBlank(uint16_t nb_rate=64, uint16_t nb_interval=55, uint16_t nb_irr_filter=300)
Set the Am Noise Blank.
Definition: SI4735.h:2079
uint8_t getCurrentStereoBlend()
Gets the value of the amount of stereo blend in % (100 = full stereo, 0 = full mono).
Definition: SI4735.h:1575
#define FM_CHANNEL_FILTER
Definition: SI4735.h:72
void setAvcAmMaxGain()
Sets the Avc Am Max Gain to maximum gain (0x7800)
Definition: SI4735.h:1342
uint8_t raw[8]
Definition: SI4735.h:609
#define AM_NB_DELAY
Definition: SI4735.h:155
#define AM_DEEMPHASIS
Definition: SI4735.h:127
char * getRdsText(void)
Gets the RDS Text when the message is of the Group Type 2 version A.
Definition: SI4735.cpp:2312
#define FM_RSQ_STATUS
Definition: SI4735.h:48
int rdsTextAdress0A
rds_buffer0A current position
Definition: SI4735.h:1062
void setI2CStandardMode(void)
Sets I2C bus to 100kHz.
Definition: SI4735.h:2616
bool getStatusValid()
Gets the channel status.
Definition: SI4735.h:1271
void setI2CLowSpeedMode(void)
Sets I2C bus to 10kHz.
Definition: SI4735.h:2606
uint8_t ctsIntEnable
Definition: SI4735.h:1089
void setNBFM(uint16_t fromFreq, uint16_t toFreq, uint16_t initialFreq, uint16_t step)
Definition: SI4735.cpp:3319
#define FM_AGC_OVERRIDE
Definition: SI4735.h:47
uint16_t value
Definition: SI4735.h:561
void setFifoCount(uint16_t value)
Sets the minimum number of RDS groups stored in the RDS FIFO before RDSRECV is set.
Definition: SI4735.h:2377
#define FM_BLEND_MULTIPATH_MONO_THRESHOLD
Definition: SI4735.h:71
#define FM_SEEK_START
Definition: SI4735.h:44
void getRdsStatus()
Gets RDS Status.
Definition: SI4735.h:2433
void volumeUp()
Set sound volume level Up
Definition: SI4735.cpp:1876
uint8_t getNumRdsFifoUsed()
Get the Num Rds Fifo Used.
Definition: SI4735.h:2366
uint16_t raw
Definition: SI4735.h:297
void setFmBandwidth(uint8_t filter_value=0)
Sets the Bandwith on FM mode.
Definition: SI4735.h:2135
si47x_firmware_information firmwareInfo
firmware information
Definition: SI4735.h:1100
bool getRdsNewBlockB()
Get the Rds New Block B.
Definition: SI4735.h:2333
uint16_t getAntennaTuningCapacitor()
Get the Antenna Tuning Capacitor value.
Definition: SI4735.h:1322
void digitalOutputSampleRate(uint16_t DOSR)
Enables digital audio output and configures digital audio output sample rate in samples per second (s...
Definition: SI4735.cpp:1816
#define AM_SOFT_MUTE_RATE
Definition: SI4735.h:137
void getNext2Block(char *)
Process data received from group 2B.
Definition: SI4735.cpp:2241
uint8_t getStatusMULT()
Get the Status the M U L T.
Definition: SI4735.h:1308
int32_t getProperty(uint16_t propertyValue)
Gets a given property from the SI47XX.
Definition: SI4735.cpp:1568
void setAmAgcAttackRate(uint16_t parameter)
Sets the AGC attack rate.
Definition: SI4735.h:1997
void getFirmware(void)
Gets firmware information.
Definition: SI4735.cpp:474
#define RX_VOLUME
Definition: SI4735.h:157
#define AM_AUTOMATIC_VOLUME_CONTROL_MAX_GAIN
Definition: SI4735.h:129
#define FM_NB_DETECT_THRESHOLD
Definition: SI4735.h:51
void setTuneFrequencyFast(uint8_t FAST)
Sets the FAST Tuning.
Definition: SI4735.h:2157
void setAvcAmDefaultGain()
Sets the Avc Am Max Gain to default gain (0x2A80)
Definition: SI4735.h:1362
#define MIN_DELAY_WAIT_SEND_LOOP
Definition: SI4735.h:205
void setSSBBfo(int offset)
Sets the SSB Beat Frequency Offset (BFO).
Definition: SI4735.cpp:2535
#define AM_SEEK_SNR_THRESHOLD
Definition: SI4735.h:146
bool getCurrentSnrDetectLow()
Checks if SNR detect is low.
Definition: SI4735.h:1516
uint16_t DOSR
Definition: SI4735.h:1033
uint8_t currentClockType
Stores the current clock type used (Crystal or REF CLOCK)
Definition: SI4735.h:1088
uint8_t getCurrentSNR()
Gets the current SNR metric (0–127 dB).
Definition: SI4735.h:1483
#define POWER_DOWN
Definition: SI4735.h:37
uint8_t getCurrentVolume()
Get the Current Volume.
Definition: SI4735.h:1746
void sendSSBModeProperty()
Just send the property SSB_MOD to the device. Internal use (privete method).
Definition: SI4735.cpp:2779
void setFmBlendStereoThreshold(uint8_t parameter)
Sets RSSI threshold for stereo blend (Full stereo above threshold, blend below threshold).
Definition: SI4735.cpp:1612
#define AM_CHANNEL_FILTER
Definition: SI4735.h:128
void setI2CFastModeCustom(long value=500000)
Sets the I2C bus to a given value. ATTENTION: use this function with cation.
Definition: SI4735.h:2636
#define SI473X_ANALOG_AUDIO
Definition: SI4735.h:189
void setSSBDspAfc(uint8_t DSP_AFCDIS)
Sets DSP AFC disable or enable.
Definition: SI4735.cpp:2609
#define GPIO_CTL
Definition: SI4735.h:110
void loadPatchNBFM(const uint8_t *patch_content, const uint16_t patch_content_size)
Loads a given NBFM patch content.
Definition: SI4735.cpp:3264
void frequencyDown()
Decrements the current frequency on current band/function by using the current step.
Definition: SI4735.cpp:725
bool getCurrentBlendDetectInterrupt()
Gets the Current Blend Detect Interrupt.
Definition: SI4735.h:1645
void setAmDelayNB(uint16_t value)
Sets the delay before applying impulse blanking.
Definition: SI4735.h:1793
uint8_t raw[2]
Definition: SI4735.h:955
void setRefClock(uint16_t refclk)
Sets the frequency of the REFCLK from the output of the prescaler.
Definition: SI4735.cpp:517
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:1343
uint8_t getTuneFrequecyFast()
Returns the FAST tuning status.
Definition: SI4735.h:2146
#define FM_BLEND_MULTIPATH_STEREO_THRESHOLD
Definition: SI4735.h:70
bool getCurrentSoftMuteIndicator()
Soft Mute Indicator.
Definition: SI4735.h:1562
#define FM_SOFT_MUTE_MAX_ATTENUATION
Definition: SI4735.h:73
#define GET_INT_STATUS
Definition: SI4735.h:40
char rds_buffer0A[9]
RDS Basic tuning and switching information (Type 0 groups)
Definition: SI4735.h:1057
void setSSBAvcDivider(uint8_t AVC_DIVIDER)
Sets AVC Divider.
Definition: SI4735.cpp:2654
#define REFCLK_FREQ
Definition: SI4735.h:125
bool getTuneCompleteTriggered()
Get the Tune Complete status.
Definition: SI4735.h:1214
#define AM_SEEK_RSSI_THRESHOLD
Definition: SI4735.h:147
#define SSB_CURRENT_MODE
Definition: SI4735.h:197
bool getRdsSyncLost()
Get the Rds Sync Lost object.
Definition: SI4735.h:2299
#define FM_RDS_CONFIG
Definition: SI4735.h:60
void setBandwidth(uint8_t AMCHFLT, uint8_t AMPLFLT)
Selects the bandwidth of the channel filter for AM reception.
Definition: SI4735.cpp:876
bool getCurrentPilot()
Checks the current pilot.
Definition: SI4735.h:1588
bool getRdsSyncFound()
Get the Rds Sync Found.
Definition: SI4735.h:2310
void getCommandResponse(int num_of_bytes, uint8_t *response)
Returns with the command response.
Definition: SI4735.cpp:1522
uint16_t currentWorkFrequency
current frequency
Definition: SI4735.h:1081
void setAvcAmMinGain()
Sets the Avc Am Max Gain to minimal gain (0x1000)
Definition: SI4735.h:1352
void setFrequency(uint16_t)
Set the frequency to the corrent function of the Si4735 (FM, AM or SSB)
Definition: SI4735.cpp:670