Without a SR_DF_END samples could be cached in the internal buffer of an output
module and never flushed, therefore they would be missing in the final output.
By sending a SR_DF_END packet we force the output to be flushed.
---
hardware/rigol-ds1xx2/protocol.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/hardware/rigol-ds1xx2/protocol.c b/hardware/rigol-ds1xx2/protocol.c
index 001d671..0efff69 100644
--- a/hardware/rigol-ds1xx2/protocol.c
+++ b/hardware/rigol-ds1xx2/protocol.c
@@ -123,6 +123,8 @@ SR_PRIV int rigol_ds1xx2_receive(int fd, int revents, void
*cb_data)
rigol_ds1xx2_send(sdi, ":WAV:DATA? DIG");
} else if (++devc->num_frames == devc->limit_frames) {
/* End of last frame. */
+ packet.type = SR_DF_END;
+ sr_session_send(sdi, &packet);
sdi->driver->dev_acquisition_stop(sdi, cb_data);
} else {
/* Get the next frame, starting with the first
analog channel. */
--
1.8.4.2
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