From 9648c344bfd8e042cdaff1fb97b1f9da69ffede2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jan=20Hamal=20Dvo=C5=99=C3=A1k?= Date: Fri, 7 Jun 2024 10:00:10 +0200 Subject: [PATCH] util/bridge: drain leftover samples This prevents sending leftover samples to the client instead of the RTL0 header required for it to properly control gain. --- util/bridge.py | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/util/bridge.py b/util/bridge.py index f334d16..80dbe7a 100755 --- a/util/bridge.py +++ b/util/bridge.py @@ -50,7 +50,13 @@ def bridge(frequency): with serial.Serial("/dev/ttyACM0", baudrate=10_000_000, timeout=0.1) as fp: print(f"Starting RX @ {frequency}") - fp.write(struct.pack(">BBL", 0, 1, int(frequency))) + + # Remove any leftovers. + while fp.read(64): + fp.write(b"\x00") + fp.flush() + + fp.write(struct.pack(">BL", 1, int(frequency))) fp.flush() print("Begin") @@ -82,6 +88,7 @@ def bridge(frequency): finally: fp.write(b"\x00") + fp.flush() print("Bye.")