GNU Radio's LORA_SDR Package
gr::lora_sdr Namespace Reference

Classes

class  add_crc
 <+description of block+> More...
 
class  add_crc_impl
 
class  crc_verif
 <+description of block+> More...
 
class  crc_verif_impl
 
class  data_source
 <+description of block+> More...
 
class  data_source_impl
 
class  deinterleaver
 <+description of block+> More...
 
class  deinterleaver_impl
 
class  dewhitening
 <+description of block+> More...
 
class  dewhitening_impl
 
class  fft_demod
 <+description of block+> More...
 
class  fft_demod_impl
 
class  frame_sync
 <+description of block+> More...
 
class  frame_sync_impl
 
class  gray_demap
 <+description of block+> More...
 
class  gray_demap_impl
 
class  gray_mapping
 <+description of block+> More...
 
class  gray_mapping_impl
 
class  hamming_dec
 <+description of block+> More...
 
class  hamming_dec_impl
 
class  hamming_enc
 <+description of block+> More...
 
class  hamming_enc_impl
 
class  header
 <+description of block+> More...
 
class  header_decoder
 <+description of block+> More...
 
class  header_decoder_impl
 
class  header_impl
 
class  interleaver
 <+description of block+> More...
 
class  interleaver_impl
 
class  modulate
 <+description of block+> More...
 
class  modulate_impl
 
class  payload_id_inc
 <+description of block+> More...
 
class  payload_id_inc_impl
 
class  RH_RF95_header
 <+description of block+> More...
 
class  RH_RF95_header_impl
 
class  whitening
 <+description of block+> More...
 
class  whitening_impl
 

Typedefs

typedef double LLR
 Log-Likelihood Ratio type.
 

Enumerations

enum  Symbol_type {
  VOID , UPCHIRP , SYNC_WORD , DOWNCHIRP ,
  QUARTER_DOWN , PAYLOAD , UNDETERMINED
}
 
enum  ldro_mode { DISABLE , ENABLE , AUTO }
 

Functions

long mod (long a, long b)
 return the modulus ab between 0 and (b-1)
 
double double_mod (double a, long b)
 
std::vector< bool > int2bool (unsigned int integer, uint8_t n_bits)
 Convert an integer into a MSB first vector of bool.
 
uint32_t bool2int (std::vector< bool > b)
 Convert a MSB first vector of bool to a integer.
 
void build_upchirp (gr_complex *chirp, uint32_t id, uint8_t sf, uint8_t os_factor=1)
 Return an modulated upchirp using s_f=bw.
 
void build_ref_chirps (gr_complex *upchirp, gr_complex *downchirp, uint8_t sf, uint8_t os_factor=1)
 Return the reference chirps using s_f=bw.
 
int most_frequent (int arr[], int n)
 
std::string random_string (int Nbytes)
 

Variables

const uint8_t whitening_seq []
 

Typedef Documentation

◆ LLR

typedef double gr::lora_sdr::LLR

Log-Likelihood Ratio type.

Enumeration Type Documentation

◆ ldro_mode

Enumerator
DISABLE 
ENABLE 
AUTO 

◆ Symbol_type

Enumerator
VOID 
UPCHIRP 
SYNC_WORD 
DOWNCHIRP 
QUARTER_DOWN 
PAYLOAD 
UNDETERMINED 

Function Documentation

◆ bool2int()

uint32_t gr::lora_sdr::bool2int ( std::vector< bool >  b)
inline

Convert a MSB first vector of bool to a integer.

Parameters
bThe boolean vector to convert

◆ build_ref_chirps()

void gr::lora_sdr::build_ref_chirps ( gr_complex *  upchirp,
gr_complex *  downchirp,
uint8_t  sf,
uint8_t  os_factor = 1 
)
inline

Return the reference chirps using s_f=bw.

Parameters
upchirpThe pointer to the reference upchirp
downchirpThe pointer to the reference downchirp
sfThe spreading factor to use

References build_upchirp().

◆ build_upchirp()

void gr::lora_sdr::build_upchirp ( gr_complex *  chirp,
uint32_t  id,
uint8_t  sf,
uint8_t  os_factor = 1 
)
inline

Return an modulated upchirp using s_f=bw.

Parameters
chirpThe pointer to the modulated upchirp
idThe number used to modulate the chirp
sfThe spreading factor to use
os_factorThe oversampling factor used to generate the upchirp

Referenced by build_ref_chirps().

◆ double_mod()

double gr::lora_sdr::double_mod ( double  a,
long  b 
)
inline

◆ int2bool()

std::vector< bool > gr::lora_sdr::int2bool ( unsigned int  integer,
uint8_t  n_bits 
)
inline

Convert an integer into a MSB first vector of bool.

Parameters
integerThe integer to convert
n_bitsThe output number of bits

◆ mod()

long gr::lora_sdr::mod ( long  a,
long  b 
)
inline

return the modulus ab between 0 and (b-1)

◆ most_frequent()

int gr::lora_sdr::most_frequent ( int  arr[],
int  n 
)
inline

◆ random_string()

std::string gr::lora_sdr::random_string ( int  Nbytes)
inline

Variable Documentation

◆ whitening_seq

const uint8_t gr::lora_sdr::whitening_seq[]
Initial value:
= {
0xFF, 0xFE, 0xFC, 0xF8, 0xF0, 0xE1, 0xC2, 0x85, 0x0B, 0x17, 0x2F, 0x5E, 0xBC, 0x78, 0xF1, 0xE3,
0xC6, 0x8D, 0x1A, 0x34, 0x68, 0xD0, 0xA0, 0x40, 0x80, 0x01, 0x02, 0x04, 0x08, 0x11, 0x23, 0x47,
0x8E, 0x1C, 0x38, 0x71, 0xE2, 0xC4, 0x89, 0x12, 0x25, 0x4B, 0x97, 0x2E, 0x5C, 0xB8, 0x70, 0xE0,
0xC0, 0x81, 0x03, 0x06, 0x0C, 0x19, 0x32, 0x64, 0xC9, 0x92, 0x24, 0x49, 0x93, 0x26, 0x4D, 0x9B,
0x37, 0x6E, 0xDC, 0xB9, 0x72, 0xE4, 0xC8, 0x90, 0x20, 0x41, 0x82, 0x05, 0x0A, 0x15, 0x2B, 0x56,
0xAD, 0x5B, 0xB6, 0x6D, 0xDA, 0xB5, 0x6B, 0xD6, 0xAC, 0x59, 0xB2, 0x65, 0xCB, 0x96, 0x2C, 0x58,
0xB0, 0x61, 0xC3, 0x87, 0x0F, 0x1F, 0x3E, 0x7D, 0xFB, 0xF6, 0xED, 0xDB, 0xB7, 0x6F, 0xDE, 0xBD,
0x7A, 0xF5, 0xEB, 0xD7, 0xAE, 0x5D, 0xBA, 0x74, 0xE8, 0xD1, 0xA2, 0x44, 0x88, 0x10, 0x21, 0x43,
0x86, 0x0D, 0x1B, 0x36, 0x6C, 0xD8, 0xB1, 0x63, 0xC7, 0x8F, 0x1E, 0x3C, 0x79, 0xF3, 0xE7, 0xCE,
0x9C, 0x39, 0x73, 0xE6, 0xCC, 0x98, 0x31, 0x62, 0xC5, 0x8B, 0x16, 0x2D, 0x5A, 0xB4, 0x69, 0xD2,
0xA4, 0x48, 0x91, 0x22, 0x45, 0x8A, 0x14, 0x29, 0x52, 0xA5, 0x4A, 0x95, 0x2A, 0x54, 0xA9, 0x53,
0xA7, 0x4E, 0x9D, 0x3B, 0x77, 0xEE, 0xDD, 0xBB, 0x76, 0xEC, 0xD9, 0xB3, 0x67, 0xCF, 0x9E, 0x3D,
0x7B, 0xF7, 0xEF, 0xDF, 0xBF, 0x7E, 0xFD, 0xFA, 0xF4, 0xE9, 0xD3, 0xA6, 0x4C, 0x99, 0x33, 0x66,
0xCD, 0x9A, 0x35, 0x6A, 0xD4, 0xA8, 0x51, 0xA3, 0x46, 0x8C, 0x18, 0x30, 0x60, 0xC1, 0x83, 0x07,
0x0E, 0x1D, 0x3A, 0x75, 0xEA, 0xD5, 0xAA, 0x55, 0xAB, 0x57, 0xAF, 0x5F, 0xBE, 0x7C, 0xF9, 0xF2,
0xE5, 0xCA, 0x94, 0x28, 0x50, 0xA1, 0x42, 0x84, 0x09, 0x13, 0x27, 0x4F, 0x9F, 0x3F, 0x7F
}