PU2CLR Si4735 Arduino Library 2.1.4
Arduino Library for Si47XX Devices - By Ricardo Lima Caratti
SI4735.h File Reference
#include <Arduino.h>
#include <Wire.h>

Go to the source code of this file.

Data Structures

union  si473x_powerup
 Power Up arguments data type. More...
 
union  si473x_gpio
 Data type for Enables output for GPO1, GPO2 and GPO3. More...
 
union  si473x_gpio_ien
 Data type for Configuring the sources for the GPO2/INT interrupt pin. More...
 
union  si47x_frequency
 Represents how the frequency is stored in the si4735. More...
 
union  si47x_antenna_capacitor
 Antenna Tuning Capacitor data type manupulation. More...
 
union  si47x_set_frequency
 AM Tune frequency data type command (AM_TUNE_FREQ command) More...
 
union  si47x_seek
 Seek frequency (automatic tuning). ARG1. More...
 
struct  si47x_seek_am_complement
 Seek frequency (automatic tuning) AM complement (ARG2, ARG3, ARG4 and ARG5) More...
 
union  si47x_status
 Status response data representation. More...
 
union  si47x_response_status
 Response status command. More...
 
union  si47x_firmware_information
 Data representation for Firmware Information (GET_REV) More...
 
union  si47x_firmware_query_library
 Firmware Query Library ID response. More...
 
union  si47x_tune_status
 Seek station status. More...
 
union  si47x_property
 Data type to deal with SET_PROPERTY command. More...
 
union  si47x_rqs_status
 Radio Signal Quality data representation. More...
 
union  si47x_frontend_agc_control
 Adjusts the AM AGC for external front-end attenuator and external front-end cascode LNA. More...
 
union  si47x_rds_command
 Data type for RDS Status command and response information. More...
 
union  si47x_rds_status
 Response data type for current channel and reads an entry from the RDS FIFO. More...
 
union  si47x_rds_int_source
 FM_RDS_INT_SOURCE property data type. More...
 
union  si47x_rds_config
 Data type for FM_RDS_CONFIG Property. More...
 
union  si47x_rds_blocka
 Block A data type. More...
 
union  si47x_rds_blockb
 Block B data type. More...
 
union  si47x_rds_date_time
 
union  si47x_agc_status
 
union  si47x_agc_overrride
 
union  si47x_bandwidth_config
 
union  si47x_ssb_mode
 
union  si4735_digital_output_format
 Digital audio output format data structure (Property 0x0102. DIGITAL_OUTPUT_FORMAT). More...
 
union  si4735_eeprom_patch_header
 patch header stored in a eeprom More...
 
struct  si4735_digital_output_sample_rate
 Digital audio output sample structure (Property 0x0104. DIGITAL_OUTPUT_SAMPLE_RATE). More...
 
class  SI4735
 SI4735 Class. More...
 
struct  si473x_powerup.arg
 
struct  si473x_gpio.arg
 
struct  si473x_gpio_ien.arg
 
struct  si47x_frequency.raw
 
struct  si47x_antenna_capacitor.raw
 
struct  si47x_set_frequency.arg
 
struct  si47x_seek.arg
 
struct  si47x_status.refined
 
struct  si47x_response_status.resp
 
struct  si47x_firmware_information.resp
 
struct  si47x_firmware_query_library.resp
 
struct  si47x_tune_status.arg
 
struct  si47x_property.raw
 
struct  si47x_rqs_status.resp
 
struct  si47x_frontend_agc_control.field
 
struct  si47x_rds_command.arg
 
struct  si47x_rds_status.resp
 
struct  si47x_rds_int_source.refined
 
struct  si47x_rds_config.arg
 
struct  si47x_rds_blocka.refined
 
struct  si47x_rds_blocka.raw
 
struct  si47x_rds_blockb.group0
 
struct  si47x_rds_blockb.group2
 
struct  si47x_rds_blockb.refined
 
struct  si47x_rds_blockb.raw
 
struct  si47x_rds_date_time.refined
 
struct  si47x_agc_status.refined
 
struct  si47x_agc_overrride.arg
 
struct  si47x_bandwidth_config.param
 
struct  si47x_ssb_mode.param
 
struct  si4735_digital_output_format.refined
 
struct  si4735_eeprom_patch_header.refined
 

Macros

#define POWER_UP_FM   0
 SI4735 ARDUINO LIBRARY
More...
 
#define POWER_UP_AM   1
 
#define POWER_UP_WB   3
 
#define POWER_PATCH   15
 
#define SI473X_ADDR_SEN_LOW   0x11
 
#define SI473X_ADDR_SEN_HIGH   0x63
 
#define POWER_UP   0x01
 
#define GET_REV   0x10
 
#define POWER_DOWN   0x11
 
#define SET_PROPERTY   0x12
 
#define GET_PROPERTY   0x13
 
#define GET_INT_STATUS   0x14
 
#define FM_TUNE_FREQ   0x20
 
#define FM_SEEK_START   0x21
 
#define FM_TUNE_STATUS   0x22
 
#define FM_AGC_STATUS   0x27
 
#define FM_AGC_OVERRIDE   0x28
 
#define FM_RSQ_STATUS   0x23
 
#define FM_RDS_STATUS   0x24
 
#define FM_NB_DETECT_THRESHOLD   0x1900
 
#define FM_NB_INTERVAL   0x1901
 
#define FM_NB_RATE   0x1902
 
#define FM_NB_IIR_FILTER   0x1903
 
#define FM_NB_DELAY   0x1904
 
#define FM_RDS_INT_SOURCE   0x1500
 
#define FM_RDS_INT_FIFO_COUNT   0x1501
 
#define FM_RDS_CONFIG   0x1502
 
#define FM_RDS_CONFIDENCE   0x1503
 
#define FM_DEEMPHASIS   0x1100
 
#define FM_BLEND_STEREO_THRESHOLD   0x1105
 
#define FM_BLEND_MONO_THRESHOLD   0x1106
 
#define FM_BLEND_RSSI_STEREO_THRESHOLD   0x1800
 
#define FM_BLEND_RSSI_MONO_THRESHOLD   0x1801
 
#define FM_BLEND_SNR_STEREO_THRESHOLD   0x1804
 
#define FM_BLEND_SNR_MONO_THRESHOLD   0x1805
 
#define FM_BLEND_MULTIPATH_STEREO_THRESHOLD   0x1808
 
#define FM_BLEND_MULTIPATH_MONO_THRESHOLD   0x1809
 
#define FM_CHANNEL_FILTER   0x1102
 
#define FM_SOFT_MUTE_MAX_ATTENUATION   0x1302
 
#define FM_SEEK_BAND_BOTTOM   0x1400
 
#define FM_SEEK_BAND_TOP   0x1401
 
#define FM_SEEK_FREQ_SPACING   0x1402
 
#define FM_SEEK_TUNE_SNR_THRESHOLD   0x1403
 
#define FM_SEEK_TUNE_RSSI_THRESHOLD   0x1404
 
#define NBFM_TUNE_FREQ   0x50
 
#define NBFM_TUNE_STATUS   0x52
 
#define NBFM_RSQ_STATUS   0x53
 
#define NBFM_AGC_STATUS   0x57
 
#define NBFM_AGC_OVERRIDE   0x58
 
#define NBFM_MAX_TUNE_ERROR   0x5108
 
#define NBFM_RSQ_INT_SOURCE   0x5200
 
#define NBFM_RSQ_SNR_HI_THRESHOLD   0x5201
 
#define NBFM_RSQ_SNR_LO_THRESHOLD   0x5202
 
#define NBFM_RSQ_RSSI_HI_THRESHOLD   0x5203
 
#define NBFM_RSQ_RSSI_LO_THRESHOLD   0x5204
 
#define NBFM_VALID_SNR_THRESHOLD   0x5403
 
#define NBFM_VALID_RSSI_THRESHOLD   0x5404
 
#define AM_TUNE_FREQ   0x40
 
#define AM_SEEK_START   0x41
 
#define AM_TUNE_STATUS   0x42
 
#define AM_RSQ_STATUS   0x43
 
#define AM_AGC_STATUS   0x47
 
#define AM_AGC_OVERRIDE   0x48
 
#define GPIO_CTL   0x80
 
#define GPIO_SET   0x81
 
#define SSB_TUNE_FREQ   0x40
 
#define SSB_TUNE_STATUS   0x42
 
#define SSB_RSQ_STATUS   0x43
 
#define SSB_AGC_STATUS   0x47
 
#define SSB_AGC_OVERRIDE   0x48
 
#define DIGITAL_OUTPUT_FORMAT   0x0102
 
#define DIGITAL_OUTPUT_SAMPLE_RATE   0x0104
 
#define REFCLK_FREQ   0x0201
 
#define REFCLK_PRESCALE   0x0202
 
#define AM_DEEMPHASIS   0x3100
 
#define AM_CHANNEL_FILTER   0x3102
 
#define AM_AUTOMATIC_VOLUME_CONTROL_MAX_GAIN   0x3103
 
#define AM_MODE_AFC_SW_PULL_IN_RANGE   0x3104
 
#define AM_MODE_AFC_SW_LOCK_IN_RANGE   0x3105
 
#define AM_RSQ_INTERRUPTS   0x3200
 
#define AM_RSQ_SNR_HIGH_THRESHOLD   0x3201
 
#define AM_RSQ_SNR_LOW_THRESHOLD   0x3202
 
#define AM_RSQ_RSSI_HIGH_THRESHOLD   0x3203
 
#define AM_RSQ_RSSI_LOW_THRESHOLD   0x3204
 
#define AM_SOFT_MUTE_RATE   0x3300
 
#define AM_SOFT_MUTE_SLOPE   0x3301
 
#define AM_SOFT_MUTE_MAX_ATTENUATION   0x3302
 
#define AM_SOFT_MUTE_SNR_THRESHOLD   0x3303
 
#define AM_SOFT_MUTE_RELEASE_RATE   0x3304
 
#define AM_SOFT_MUTE_ATTACK_RATE   0x3305
 
#define AM_SEEK_BAND_BOTTOM   0x3400
 
#define AM_SEEK_BAND_TOP   0x3401
 
#define AM_SEEK_FREQ_SPACING   0x3402
 
#define AM_SEEK_SNR_THRESHOLD   0x3403
 
#define AM_SEEK_RSSI_THRESHOLD   0x3404
 
#define AM_AGC_ATTACK_RATE   0x3702
 
#define AM_AGC_RELEASE_RATE   0x3703
 
#define AM_FRONTEND_AGC_CONTROL   0x3705
 
#define AM_NB_DETECT_THRESHOLD   0x3900
 
#define AM_NB_INTERVAL   0x3901
 
#define AM_NB_RATE   0x3902
 
#define AM_NB_IIR_FILTER   0x3903
 
#define AM_NB_DELAY   0x3904
 
#define RX_VOLUME   0x4000
 
#define RX_HARD_MUTE   0x4001
 
#define GPO_IEN   0x0001
 
#define SSB_BFO   0x0100
 
#define SSB_MODE   0x0101
 
#define SSB_RSQ_INTERRUPTS   0x3200
 
#define SSB_RSQ_SNR_HI_THRESHOLD   0x3201
 
#define SSB_RSQ_SNR_LO_THRESHOLD   0x3202
 
#define SSB_RSQ_RSSI_HI_THRESHOLD   0x3203
 
#define SSB_RSQ_RSSI_LO_THRESHOLD   0x3204
 
#define SSB_SOFT_MUTE_RATE   0x3300
 
#define SSB_SOFT_MUTE_MAX_ATTENUATION   0x3302
 
#define SSB_SOFT_MUTE_SNR_THRESHOLD   0x3303
 
#define SSB_RF_AGC_ATTACK_RATE   0x3700
 
#define SSB_RF_AGC_RELEASE_RATE   0x3701
 
#define SSB_IF_AGC_RELEASE_RATE   0x3703
 
#define SSB_IF_AGC_ATTACK_RATE   0x3702
 
#define SSB_RF_IF_AGC_ATTACK_RATE   0x3702
 
#define SSB_RF_IF_AGC_RELEASE_RATE   0x3703
 
#define LSB_MODE   1
 
#define USB_MODE   2
 
#define SI473X_RDS_OUTPUT_ONLY   0b00000000
 
#define SI473X_ANALOG_AUDIO   0b00000101
 
#define SI473X_DIGITAL_AUDIO1   0b00001011
 
#define SI473X_DIGITAL_AUDIO2   0b10110000
 
#define SI473X_ANALOG_DIGITAL_AUDIO   0b10110101
 
#define FM_CURRENT_MODE   0
 
#define AM_CURRENT_MODE   1
 
#define SSB_CURRENT_MODE   2
 
#define NBFM_CURRENT_MODE   3
 
#define SEEK_UP   1
 
#define SEEK_DOWN   0
 
#define MAX_DELAY_AFTER_SET_FREQUENCY   30
 
#define MAX_DELAY_AFTER_POWERUP   10
 
#define MIN_DELAY_WAIT_SEND_LOOP   300
 
#define MAX_SEEK_TIME   8000
 
#define DEFAULT_CURRENT_AVC_AM_MAX_GAIN   36
 
#define XOSCEN_CRYSTAL   1
 
#define XOSCEN_RCLK   0
 

Macro Definition Documentation

◆ POWER_UP_FM

#define POWER_UP_FM   0

SI4735 ARDUINO LIBRARY

This is an Arduino library for the SI473X and SI474X, BROADCAST AM/FM/SW RADIO RECEIVER, IC from Silicon Labs for the

Arduino development environment

The communication used by this library is I2C.

This file contains: const (#define), Defined Data type and Methods declarations

You can see a complete documentation on https://github.com/pu2clr/SI4735

The are more than 30 examples on https://github.com/pu2clr/SI4735/tree/master/examples

See also
General Documentation
Schematics
Si47XX PROGRAMMING GUIDE AN332 (Rev 1.0): https://www.silabs.com/documents/public/application-notes/AN332.pdf
AN332 REV 0.8 UNIVERSAL PROGRAMMING GUIDE; AMENDMENT FOR SI4735-D60 SSB AND NBFM PATCHES
Author
PU2CLR - Ricardo Lima Caratti
Date
2019-2022

◆ POWER_UP_AM

#define POWER_UP_AM   1

◆ POWER_UP_WB

#define POWER_UP_WB   3

◆ POWER_PATCH

#define POWER_PATCH   15

◆ SI473X_ADDR_SEN_LOW

#define SI473X_ADDR_SEN_LOW   0x11

◆ SI473X_ADDR_SEN_HIGH

#define SI473X_ADDR_SEN_HIGH   0x63

◆ POWER_UP

#define POWER_UP   0x01

◆ GET_REV

#define GET_REV   0x10

◆ POWER_DOWN

#define POWER_DOWN   0x11

◆ SET_PROPERTY

#define SET_PROPERTY   0x12

◆ GET_PROPERTY

#define GET_PROPERTY   0x13

◆ GET_INT_STATUS

#define GET_INT_STATUS   0x14

◆ FM_TUNE_FREQ

#define FM_TUNE_FREQ   0x20

◆ FM_SEEK_START

#define FM_SEEK_START   0x21

◆ FM_TUNE_STATUS

#define FM_TUNE_STATUS   0x22

◆ FM_AGC_STATUS

#define FM_AGC_STATUS   0x27

◆ FM_AGC_OVERRIDE

#define FM_AGC_OVERRIDE   0x28

◆ FM_RSQ_STATUS

#define FM_RSQ_STATUS   0x23

◆ FM_RDS_STATUS

#define FM_RDS_STATUS   0x24

◆ FM_NB_DETECT_THRESHOLD

#define FM_NB_DETECT_THRESHOLD   0x1900

◆ FM_NB_INTERVAL

#define FM_NB_INTERVAL   0x1901

◆ FM_NB_RATE

#define FM_NB_RATE   0x1902

◆ FM_NB_IIR_FILTER

#define FM_NB_IIR_FILTER   0x1903

◆ FM_NB_DELAY

#define FM_NB_DELAY   0x1904

◆ FM_RDS_INT_SOURCE

#define FM_RDS_INT_SOURCE   0x1500

◆ FM_RDS_INT_FIFO_COUNT

#define FM_RDS_INT_FIFO_COUNT   0x1501

◆ FM_RDS_CONFIG

#define FM_RDS_CONFIG   0x1502

◆ FM_RDS_CONFIDENCE

#define FM_RDS_CONFIDENCE   0x1503

◆ FM_DEEMPHASIS

#define FM_DEEMPHASIS   0x1100

◆ FM_BLEND_STEREO_THRESHOLD

#define FM_BLEND_STEREO_THRESHOLD   0x1105

◆ FM_BLEND_MONO_THRESHOLD

#define FM_BLEND_MONO_THRESHOLD   0x1106

◆ FM_BLEND_RSSI_STEREO_THRESHOLD

#define FM_BLEND_RSSI_STEREO_THRESHOLD   0x1800

◆ FM_BLEND_RSSI_MONO_THRESHOLD

#define FM_BLEND_RSSI_MONO_THRESHOLD   0x1801

◆ FM_BLEND_SNR_STEREO_THRESHOLD

#define FM_BLEND_SNR_STEREO_THRESHOLD   0x1804

◆ FM_BLEND_SNR_MONO_THRESHOLD

#define FM_BLEND_SNR_MONO_THRESHOLD   0x1805

◆ FM_BLEND_MULTIPATH_STEREO_THRESHOLD

#define FM_BLEND_MULTIPATH_STEREO_THRESHOLD   0x1808

◆ FM_BLEND_MULTIPATH_MONO_THRESHOLD

#define FM_BLEND_MULTIPATH_MONO_THRESHOLD   0x1809

◆ FM_CHANNEL_FILTER

#define FM_CHANNEL_FILTER   0x1102

◆ FM_SOFT_MUTE_MAX_ATTENUATION

#define FM_SOFT_MUTE_MAX_ATTENUATION   0x1302

◆ FM_SEEK_BAND_BOTTOM

#define FM_SEEK_BAND_BOTTOM   0x1400

◆ FM_SEEK_BAND_TOP

#define FM_SEEK_BAND_TOP   0x1401

◆ FM_SEEK_FREQ_SPACING

#define FM_SEEK_FREQ_SPACING   0x1402

◆ FM_SEEK_TUNE_SNR_THRESHOLD

#define FM_SEEK_TUNE_SNR_THRESHOLD   0x1403

◆ FM_SEEK_TUNE_RSSI_THRESHOLD

#define FM_SEEK_TUNE_RSSI_THRESHOLD   0x1404

◆ NBFM_TUNE_FREQ

#define NBFM_TUNE_FREQ   0x50

◆ NBFM_TUNE_STATUS

#define NBFM_TUNE_STATUS   0x52

◆ NBFM_RSQ_STATUS

#define NBFM_RSQ_STATUS   0x53

◆ NBFM_AGC_STATUS

#define NBFM_AGC_STATUS   0x57

◆ NBFM_AGC_OVERRIDE

#define NBFM_AGC_OVERRIDE   0x58

◆ NBFM_MAX_TUNE_ERROR

#define NBFM_MAX_TUNE_ERROR   0x5108

◆ NBFM_RSQ_INT_SOURCE

#define NBFM_RSQ_INT_SOURCE   0x5200

◆ NBFM_RSQ_SNR_HI_THRESHOLD

#define NBFM_RSQ_SNR_HI_THRESHOLD   0x5201

◆ NBFM_RSQ_SNR_LO_THRESHOLD

#define NBFM_RSQ_SNR_LO_THRESHOLD   0x5202

◆ NBFM_RSQ_RSSI_HI_THRESHOLD

#define NBFM_RSQ_RSSI_HI_THRESHOLD   0x5203

◆ NBFM_RSQ_RSSI_LO_THRESHOLD

#define NBFM_RSQ_RSSI_LO_THRESHOLD   0x5204

◆ NBFM_VALID_SNR_THRESHOLD

#define NBFM_VALID_SNR_THRESHOLD   0x5403

◆ NBFM_VALID_RSSI_THRESHOLD

#define NBFM_VALID_RSSI_THRESHOLD   0x5404

◆ AM_TUNE_FREQ

#define AM_TUNE_FREQ   0x40

◆ AM_SEEK_START

#define AM_SEEK_START   0x41

◆ AM_TUNE_STATUS

#define AM_TUNE_STATUS   0x42

◆ AM_RSQ_STATUS

#define AM_RSQ_STATUS   0x43

◆ AM_AGC_STATUS

#define AM_AGC_STATUS   0x47

◆ AM_AGC_OVERRIDE

#define AM_AGC_OVERRIDE   0x48

◆ GPIO_CTL

#define GPIO_CTL   0x80

◆ GPIO_SET

#define GPIO_SET   0x81

◆ SSB_TUNE_FREQ

#define SSB_TUNE_FREQ   0x40

◆ SSB_TUNE_STATUS

#define SSB_TUNE_STATUS   0x42

◆ SSB_RSQ_STATUS

#define SSB_RSQ_STATUS   0x43

◆ SSB_AGC_STATUS

#define SSB_AGC_STATUS   0x47

◆ SSB_AGC_OVERRIDE

#define SSB_AGC_OVERRIDE   0x48

◆ DIGITAL_OUTPUT_FORMAT

#define DIGITAL_OUTPUT_FORMAT   0x0102

◆ DIGITAL_OUTPUT_SAMPLE_RATE

#define DIGITAL_OUTPUT_SAMPLE_RATE   0x0104

◆ REFCLK_FREQ

#define REFCLK_FREQ   0x0201

◆ REFCLK_PRESCALE

#define REFCLK_PRESCALE   0x0202

◆ AM_DEEMPHASIS

#define AM_DEEMPHASIS   0x3100

◆ AM_CHANNEL_FILTER

#define AM_CHANNEL_FILTER   0x3102

◆ AM_AUTOMATIC_VOLUME_CONTROL_MAX_GAIN

#define AM_AUTOMATIC_VOLUME_CONTROL_MAX_GAIN   0x3103

◆ AM_MODE_AFC_SW_PULL_IN_RANGE

#define AM_MODE_AFC_SW_PULL_IN_RANGE   0x3104

◆ AM_MODE_AFC_SW_LOCK_IN_RANGE

#define AM_MODE_AFC_SW_LOCK_IN_RANGE   0x3105

◆ AM_RSQ_INTERRUPTS

#define AM_RSQ_INTERRUPTS   0x3200

◆ AM_RSQ_SNR_HIGH_THRESHOLD

#define AM_RSQ_SNR_HIGH_THRESHOLD   0x3201

◆ AM_RSQ_SNR_LOW_THRESHOLD

#define AM_RSQ_SNR_LOW_THRESHOLD   0x3202

◆ AM_RSQ_RSSI_HIGH_THRESHOLD

#define AM_RSQ_RSSI_HIGH_THRESHOLD   0x3203

◆ AM_RSQ_RSSI_LOW_THRESHOLD

#define AM_RSQ_RSSI_LOW_THRESHOLD   0x3204

◆ AM_SOFT_MUTE_RATE

#define AM_SOFT_MUTE_RATE   0x3300

◆ AM_SOFT_MUTE_SLOPE

#define AM_SOFT_MUTE_SLOPE   0x3301

◆ AM_SOFT_MUTE_MAX_ATTENUATION

#define AM_SOFT_MUTE_MAX_ATTENUATION   0x3302

◆ AM_SOFT_MUTE_SNR_THRESHOLD

#define AM_SOFT_MUTE_SNR_THRESHOLD   0x3303

◆ AM_SOFT_MUTE_RELEASE_RATE

#define AM_SOFT_MUTE_RELEASE_RATE   0x3304

◆ AM_SOFT_MUTE_ATTACK_RATE

#define AM_SOFT_MUTE_ATTACK_RATE   0x3305

◆ AM_SEEK_BAND_BOTTOM

#define AM_SEEK_BAND_BOTTOM   0x3400

◆ AM_SEEK_BAND_TOP

#define AM_SEEK_BAND_TOP   0x3401

◆ AM_SEEK_FREQ_SPACING

#define AM_SEEK_FREQ_SPACING   0x3402

◆ AM_SEEK_SNR_THRESHOLD

#define AM_SEEK_SNR_THRESHOLD   0x3403

◆ AM_SEEK_RSSI_THRESHOLD

#define AM_SEEK_RSSI_THRESHOLD   0x3404

◆ AM_AGC_ATTACK_RATE

#define AM_AGC_ATTACK_RATE   0x3702

◆ AM_AGC_RELEASE_RATE

#define AM_AGC_RELEASE_RATE   0x3703

◆ AM_FRONTEND_AGC_CONTROL

#define AM_FRONTEND_AGC_CONTROL   0x3705

◆ AM_NB_DETECT_THRESHOLD

#define AM_NB_DETECT_THRESHOLD   0x3900

◆ AM_NB_INTERVAL

#define AM_NB_INTERVAL   0x3901

◆ AM_NB_RATE

#define AM_NB_RATE   0x3902

◆ AM_NB_IIR_FILTER

#define AM_NB_IIR_FILTER   0x3903

◆ AM_NB_DELAY

#define AM_NB_DELAY   0x3904

◆ RX_VOLUME

#define RX_VOLUME   0x4000

◆ RX_HARD_MUTE

#define RX_HARD_MUTE   0x4001

◆ GPO_IEN

#define GPO_IEN   0x0001

◆ SSB_BFO

#define SSB_BFO   0x0100

◆ SSB_MODE

#define SSB_MODE   0x0101

◆ SSB_RSQ_INTERRUPTS

#define SSB_RSQ_INTERRUPTS   0x3200

◆ SSB_RSQ_SNR_HI_THRESHOLD

#define SSB_RSQ_SNR_HI_THRESHOLD   0x3201

◆ SSB_RSQ_SNR_LO_THRESHOLD

#define SSB_RSQ_SNR_LO_THRESHOLD   0x3202

◆ SSB_RSQ_RSSI_HI_THRESHOLD

#define SSB_RSQ_RSSI_HI_THRESHOLD   0x3203

◆ SSB_RSQ_RSSI_LO_THRESHOLD

#define SSB_RSQ_RSSI_LO_THRESHOLD   0x3204

◆ SSB_SOFT_MUTE_RATE

#define SSB_SOFT_MUTE_RATE   0x3300

◆ SSB_SOFT_MUTE_MAX_ATTENUATION

#define SSB_SOFT_MUTE_MAX_ATTENUATION   0x3302

◆ SSB_SOFT_MUTE_SNR_THRESHOLD

#define SSB_SOFT_MUTE_SNR_THRESHOLD   0x3303

◆ SSB_RF_AGC_ATTACK_RATE

#define SSB_RF_AGC_ATTACK_RATE   0x3700

◆ SSB_RF_AGC_RELEASE_RATE

#define SSB_RF_AGC_RELEASE_RATE   0x3701

◆ SSB_IF_AGC_RELEASE_RATE

#define SSB_IF_AGC_RELEASE_RATE   0x3703

◆ SSB_IF_AGC_ATTACK_RATE

#define SSB_IF_AGC_ATTACK_RATE   0x3702

◆ SSB_RF_IF_AGC_ATTACK_RATE

#define SSB_RF_IF_AGC_ATTACK_RATE   0x3702

◆ SSB_RF_IF_AGC_RELEASE_RATE

#define SSB_RF_IF_AGC_RELEASE_RATE   0x3703

◆ LSB_MODE

#define LSB_MODE   1

◆ USB_MODE

#define USB_MODE   2

◆ SI473X_RDS_OUTPUT_ONLY

#define SI473X_RDS_OUTPUT_ONLY   0b00000000

◆ SI473X_ANALOG_AUDIO

#define SI473X_ANALOG_AUDIO   0b00000101

◆ SI473X_DIGITAL_AUDIO1

#define SI473X_DIGITAL_AUDIO1   0b00001011

◆ SI473X_DIGITAL_AUDIO2

#define SI473X_DIGITAL_AUDIO2   0b10110000

◆ SI473X_ANALOG_DIGITAL_AUDIO

#define SI473X_ANALOG_DIGITAL_AUDIO   0b10110101

◆ FM_CURRENT_MODE

#define FM_CURRENT_MODE   0

◆ AM_CURRENT_MODE

#define AM_CURRENT_MODE   1

◆ SSB_CURRENT_MODE

#define SSB_CURRENT_MODE   2

◆ NBFM_CURRENT_MODE

#define NBFM_CURRENT_MODE   3

◆ SEEK_UP

#define SEEK_UP   1

◆ SEEK_DOWN

#define SEEK_DOWN   0

◆ MAX_DELAY_AFTER_SET_FREQUENCY

#define MAX_DELAY_AFTER_SET_FREQUENCY   30

◆ MAX_DELAY_AFTER_POWERUP

#define MAX_DELAY_AFTER_POWERUP   10

◆ MIN_DELAY_WAIT_SEND_LOOP

#define MIN_DELAY_WAIT_SEND_LOOP   300

◆ MAX_SEEK_TIME

#define MAX_SEEK_TIME   8000

◆ DEFAULT_CURRENT_AVC_AM_MAX_GAIN

#define DEFAULT_CURRENT_AVC_AM_MAX_GAIN   36

◆ XOSCEN_CRYSTAL

#define XOSCEN_CRYSTAL   1

◆ XOSCEN_RCLK

#define XOSCEN_RCLK   0