chaos/NTP-Timeturner
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final push for phase 1

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Chris Frankland-Wright 2025-07-07 21:43:55 +01:00 • committed by GitHub
parent c9d0bf0937
commit 007f8ffd7d
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1 changed files with 32 additions and 25 deletions
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17
timeturner.py
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@ -50,15 +50,15 @@ def run_curses(stdscr):
serial_port = find_serial_port() serial_port = find_serial_port()
if not serial_port: if not serial_port:
stdscr.addstr(0, 0, "❌ Could not find Teensy serial port (ACM/USB).") stdscr.addstr(0, 0, "Could not find Teensy serial port (ACM/USB).")
stdscr.refresh() stdscr.refresh()
time.sleep(3) time.sleep(3)
return return
try: try:
ser = serial.Serial(serial_port, BAUD_RATE, timeout=1) ser = serial.Serial(serial_port, BAUD_RATE, timeout=0.1)
except Exception as e: except Exception as e:
stdscr.addstr(0, 0, f"❌ Failed to open {serial_port}: {e}") stdscr.addstr(0, 0, f"Failed to open {serial_port}: {e}")
stdscr.refresh() stdscr.refresh()
time.sleep(3) time.sleep(3)
return return
@ -72,10 +72,15 @@ def run_curses(stdscr):
sync_requested = False sync_requested = False
syncing = False syncing = False
read_buffer = ""
while True: while True:
now = get_system_time() now = get_system_time()
line = ser.readline().decode(errors='ignore').strip() try:
if line: data = ser.read(128).decode(errors='ignore')
read_buffer += data
while '\n' in read_buffer:
line, read_buffer = read_buffer.split('\n', 1)
parsed = parse_ltc_line(line) parsed = parse_ltc_line(line)
if parsed: if parsed:
status, tc_str, fps = parsed status, tc_str, fps = parsed
@ -97,6 +102,8 @@ def run_curses(stdscr):
sync_feedback = f"[ERR] Failed to sync: {e}" sync_feedback = f"[ERR] Failed to sync: {e}"
sync_requested = False sync_requested = False
syncing = False syncing = False
except Exception as e:
pass # ignore serial read errors
if last_ltc_dt: if last_ltc_dt:
sys_time = now.replace(microsecond=0) sys_time = now.replace(microsecond=0)