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lora_dechirp.grc
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options:
parameters:
author: Daniel Estevez
catch_exceptions: 'True'
category: '[GRC Hier Blocks]'
cmake_opt: ''
comment: ''
copyright: ''
description: ''
gen_cmake: 'On'
gen_linking: dynamic
generate_options: no_gui
hier_block_src_path: '.:'
id: lora_dechirp
max_nouts: '0'
output_language: python
placement: (0,0)
qt_qss_theme: ''
realtime_scheduling: ''
run: 'True'
run_command: '{python} -u {filename}'
run_options: run
sizing_mode: fixed
thread_safe_setters: ''
title: LoRa dechirp
window_size: (1000,1000)
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [8, 8]
rotation: 0
state: enabled
blocks:
- name: bandwidth
id: variable
parameters:
comment: ''
value: '125000'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [336, 12.0]
rotation: 0
state: enabled
- name: chirp_sf11
id: variable
parameters:
comment: ''
value: np.exp(1j * 2 * np.pi * np.cumsum(np.arange(2**11 * samp_rate // bandwidth)
/ samp_rate**2 * bandwidth**2 / 2**11 - bandwidth / (2 * samp_rate)))
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [656, 12.0]
rotation: 0
state: enabled
- name: chirp_sf7
id: variable
parameters:
comment: ''
value: np.exp(1j * 2 * np.pi * np.cumsum(np.arange(2**7 * samp_rate // bandwidth)
/ samp_rate**2 * bandwidth**2 / 2**7 - bandwidth / (2 * samp_rate)))
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [840, 12.0]
rotation: 0
state: enabled
- name: chirp_sf9
id: variable
parameters:
comment: ''
value: np.exp(1j * 2 * np.pi * np.cumsum(np.arange(2**9 * samp_rate // bandwidth)
/ samp_rate**2 * bandwidth**2 / 2**9 - bandwidth / (2 * samp_rate)))
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [456, 12.0]
rotation: 0
state: enabled
- name: samp_rate
id: variable
parameters:
comment: ''
value: '1000000'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [200, 12]
rotation: 0
state: enabled
- name: blocks_delay_0
id: blocks_delay
parameters:
affinity: ''
alias: ''
comment: ''
delay: '200'
maxoutbuf: '0'
minoutbuf: '0'
num_ports: '1'
showports: 'False'
type: complex
vlen: '1'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [536, 300.0]
rotation: 0
state: enabled
- name: blocks_file_sink_0
id: blocks_file_sink
parameters:
affinity: ''
alias: ''
append: 'False'
comment: ''
file: dechirped.c64
type: complex
unbuffered: 'False'
vlen: '1'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [896, 164.0]
rotation: 0
state: enabled
- name: blocks_file_source_0
id: blocks_file_source
parameters:
affinity: ''
alias: ''
begin_tag: pmt.PMT_NIL
comment: ''
file: not-lora.sigmf-data
length: '0'
maxoutbuf: '0'
minoutbuf: '0'
offset: '0'
repeat: 'False'
type: short
vlen: '1'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [32, 132.0]
rotation: 0
state: enabled
- name: blocks_interleaved_short_to_complex_0
id: blocks_interleaved_short_to_complex
parameters:
affinity: ''
alias: ''
comment: ''
maxoutbuf: '0'
minoutbuf: '0'
scale_factor: 2**15
swap: 'False'
vector_input: 'False'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [248, 156.0]
rotation: 0
state: enabled
- name: blocks_multiply_conjugate_cc_0
id: blocks_multiply_conjugate_cc
parameters:
affinity: ''
alias: ''
comment: ''
maxoutbuf: '0'
minoutbuf: '0'
vlen: '1'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [688, 168.0]
rotation: 0
state: enabled
- name: blocks_vector_source_x_0_1
id: blocks_vector_source_x
parameters:
affinity: ''
alias: ''
comment: ''
maxoutbuf: '0'
minoutbuf: '0'
repeat: 'True'
tags: '[]'
type: complex
vector: chirp_sf7
vlen: '1'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [344, 284.0]
rotation: 0
state: enabled
- name: import_0
id: import
parameters:
alias: ''
comment: ''
imports: import numpy as np
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [200, 84.0]
rotation: 0
state: enabled
- name: rational_resampler_xxx_0
id: rational_resampler_xxx
parameters:
affinity: ''
alias: ''
comment: ''
decim: '21'
fbw: '0'
interp: '40'
maxoutbuf: '0'
minoutbuf: '0'
taps: '[]'
type: ccc
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [448, 140.0]
rotation: 0
state: enabled
connections:
- [blocks_delay_0, '0', blocks_multiply_conjugate_cc_0, '1']
- [blocks_file_source_0, '0', blocks_interleaved_short_to_complex_0, '0']
- [blocks_interleaved_short_to_complex_0, '0', rational_resampler_xxx_0, '0']
- [blocks_multiply_conjugate_cc_0, '0', blocks_file_sink_0, '0']
- [blocks_vector_source_x_0_1, '0', blocks_delay_0, '0']
- [rational_resampler_xxx_0, '0', blocks_multiply_conjugate_cc_0, '0']
metadata:
file_format: 1
grc_version: 3.10.10.0