mirror of
https://github.com/hathach/tinyusb.git
synced 2025-01-31 05:52:55 +08:00
24 lines
766 B
Python
24 lines
766 B
Python
|
import sounddevice as sd
|
||
|
|
import matplotlib.pyplot as plt
|
||
|
|
import numpy as np
|
||
|
|
|
||
|
|
if __name__ == '__main__':
|
||
|
|
|
||
|
|
# devList = sd.query_devices()
|
||
|
|
# print(devList)
|
||
|
|
|
||
|
|
fs = 48000 # Sample rate
|
||
|
|
duration = 100e-3 # Duration of recording
|
||
|
|
device = 'Microphone (MicNode) MME' # MME is needed since there are more than one MicNode device APIs (at least in Windows)
|
||
|
|
|
||
|
|
myrecording = sd.rec(int(duration * fs), samplerate=fs, channels=1, dtype='int16', device=device)
|
||
|
|
print('Waiting...')
|
||
|
|
sd.wait() # Wait until recording is finished
|
||
|
|
print('Done!')
|
||
|
|
|
||
|
|
time = np.arange(0, duration, 1 / fs) # time vector
|
||
|
|
plt.plot(time, myrecording)
|
||
|
|
plt.xlabel('Time [s]')
|
||
|
|
plt.ylabel('Amplitude')
|
||
|
|
plt.title('MicNode')
|
||
|
|
plt.show()
|