42 questions
0
votes
0
answers
33
views
Lorawan Gateway Gateway Offline in ChirpStack Web UI After Connecting to Local MQTT Broker
I have configured a ChirpStack LoRaWAN setup using a Raspberry Pi and a Seeed WM1302 gateway module. Initially, the LoRaWAN packets were successfully received and verified in the ChirpStack Web UI.
To ...
0
votes
0
answers
36
views
Truncated transcription in chirp model
I am using google.cloud.speech_v2 client library for python to get the
transcription of a short (< 1 min) audio in spanish. It works fine with model = "long", language code = "es-US&...
2
votes
0
answers
198
views
Sampled frequency sweep in python, ending with incorrect frequencies in plot
I have a Python code intended to create a chirp (like in LoRa) from one frequency to the other.
On purpose, I want to create it by sampling with a 5 MHz sampling rate. I will move the values to an ...
- 521
0
votes
1
answer
264
views
How to remove the stationary noise from the chirp signal start from 50Hz to 10KHz using python
we have chirp signal starts from 50Hz and it goes up to 10Hkz with stationary noise mixed in the system output and would like to remove the stationary noise mixed with chirp and to retain original ...
- 53
-1
votes
1
answer
824
views
creating a chirp in python
I am trying to create a sine chirp in python using the following code but my results don't look correct.
from scipy.signal import chirp
import numpy as np
import matplotlib.pyplot as plt
t = np....
0
votes
1
answer
119
views
Matlab chirp duration is longer than it should be
I am learning Matlab and now using the function chirp.
freq = 1/11025; duration = 1.5; c = 0:freq:duration;
y = chirp(c,0,150,duration)
The problem is, that it doesn't stop at 1.5. Instead it stops at ...
- 23
0
votes
1
answer
113
views
Encryption of data payload in Chirp
I am working on a POC to demonstrate how we can use Chirp to power offline wallet transactions - hence need the data exchange to be extremely secure. Does chirp sdk have inbuilt encryption or it is ...
- 1,164
0
votes
1
answer
271
views
Getting OSError when running script
I am trying to set up the ChirpSDK, but every time I configure and run the code, I get this error:
Traceback (most recent call last):
File "test.py", line 3, in <module>
chirp = ...
- 11
0
votes
1
answer
61
views
How to change SDK state for Chirp in iOS?
I tried changing it manually,
if chirp.state == CHIRP_SDK_STATE_RUNNING {
chirp.state = CHIRP_SDK_STATE_STOPPED
}
but the error reads it is a get only property.
0
votes
1
answer
68
views
Getting an error in my Chirp Python App, think I may have overwritten my .chirprc file
I'm receiving an error where Chirp is having trouble identifying the sound board on my Raspberry Pi 3 when using the Python setup instructions. I suspect the issue is related to a user error on my ...
- 4,607
1
vote
2
answers
531
views
Problems getting started with Chirp SDKs for Android
I have downloaded SDK for Android from
https://developers.chirp.io/downloads
After that I added *.aar library as was explain here:
https://developer.android.com/studio/projects/android-...
0
votes
1
answer
118
views
Duplicate symbols with Audiokit pod
I'm getting the error "36 duplicate symbols for architecture arm64".
They all seem to involve a conflict with the audiokit pod. Below is one of the 36:
duplicate symbol '_OBJC_METACLASS_$...
0
votes
1
answer
231
views
Ardino-Nano-BLE-Sense "Send Data With Sound" Chirp Project Issue
I am having some issues with the Send Data with Sound Project on Arduino. I have my Arduino nano BLE sense, ChirpSDK by Asio Ltd Version 3.4.0 installed, I put in the CHIRP_APP_KEY, CHIRP_APP_SECRET, ...
0
votes
1
answer
67
views
Is there an example for integrating Chirp in a Xamarin Android and iOS app?
In the article https://blog.chirp.io/chirps-net-sdk-has-been-revamped/ says that the new Chirp SDK .NET 3.6.0 Beta (.NET Standard) is compatible with Xamarin.
Also says that one should "implement ...
0
votes
1
answer
73
views
the minimum clock frequency required to implement chirp on embedded
I am planning to implement chirp over nrf52840. Its max clock frequency is 64Mhz.
what is the minimum clock frequency required to implement chirp on microcontroller?
Will it work with 64Mhz core clock ...
- 11