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Add serial port environment variable to examples

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This commit is contained in:
Andrew Kay
2020-03-28 18:10:01 -05:00
parent 9aed726452
commit a8bbc2917e
1 changed files with 3 additions and 2 deletions
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5
pycoax/examples/common.py
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@@ -1,15 +1,16 @@
import sys
import time
import os
from serial import Serial
sys.path.append('..')
from coax import SerialInterface, poll, poll_ack
SERIAL_PORT = '/dev/ttyACM0'
DEFAULT_SERIAL_PORT = '/dev/ttyACM0'
def create_serial():
port = SERIAL_PORT
port = os.environ.get('COAX_PORT', DEFAULT_SERIAL_PORT)
print(f'Opening {port}...')