ChTheo/RFG_stm32_ADC_receiver_GUI
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fix

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This commit is contained in:
awe
2026-06-09 18:13:01 +03:00
parent 4bc19e3db5
commit 509e487464
1 changed files with 6 additions and 1 deletions
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7
rfg_vna_viewer.py
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@ -41,10 +41,15 @@ DATA_PATH = "/tmp/ttyADC_data"
# DataReader # DataReader
# --------------------------------------------------------------------------- # ---------------------------------------------------------------------------
class DataReader: class DataReader:
"""Non-blocking raw reader for /tmp/ttyADC_data.""" """Non-blocking raw reader for /tmp/ttyADC_data (PTY-safe)."""
def __init__(self, path=DATA_PATH): def __init__(self, path=DATA_PATH):
import termios, tty
self._fd = os.open(path, os.O_RDONLY | os.O_NOCTTY) self._fd = os.open(path, os.O_RDONLY | os.O_NOCTTY)
try:
tty.setraw(self._fd) # disable line discipline processing
except termios.error:
pass # not a TTY — fine, skip
os.set_blocking(self._fd, False) os.set_blocking(self._fd, False)
def read_available(self): def read_available(self):