Velleman VMP403, Руководство пользователя

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VMP403
V. 01 – 15/04/2020 7 ©Velleman nv
5. Time to test. Connect a speaker or headphones, open a new Command Prompt and enter
following command:
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arecord -f cd - Dhw:1 │ aplay -Dhw:1
Now, you should hear your own voice through the speaker/headphones.
Activating the On-Board RGB LEDs
Open the Command Prompt and enter following commands:
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sudo pip install spidey
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cd ~/
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git clone https://github.com/respeaker/mic_hat.git
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cd mic_hat
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python pixels.py
You can change the colour of the LEDs through the Command Prompt.
Using the On-Board User Button
1. The press button on the ReSpeaker 2-mics is connected to the GPIO17. Enter following
commands:
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sudo pip install rpi.gpio
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nano userbutton.py
2. Copy the code below into the Command Prompt:
import RPi.GPIO as GPIO
import time
GPIO.setmode(GPIO.BCM)
GPIO.setup(17, GPIO.IN, pull_up_down=GPIO.PUD_UP)
while True:
input_state = GPIO.input(17)
if input_state == False:
print(“Button Pressed”)
time.sleep(1)
else:
print(“Button Released”)
time.sleep(1)