Pausing AgIO for 10 seconds on debug break. Resume. No problem with ReadLine at all. You can see it takes bout 1 sec to clean out the backlog, then right back to normal. The first number is the GPS timestamp seconds. There is a 350 msec offset between gps and my laptop. The second time is the time it is recâd in AOG. You can see the fourth line is the return to start the backlog of nmea sentences.
11.10 55:11.46 53.4350422 -111.1588873 0.2 88,888.0 0.0
11.20 55:11.55 53.4350422 -111.1588873 0.2 88,888.0 0.0
11.30 55:11.66 53.4350422 -111.1588873 0.1 88,888.0 0.0
Pause the program and let sentences accumulate in serial buffer
11.40 55:21.93 53.4350422 -111.1588873 0.1 88,888.0 0.0
11.50 55:21.95 53.4350422 -111.1588873 0.2 88,888.0 0.0
11.60 55:21.96 53.4350420 -111.1588873 0.2 88,888.0 0.0
11.70 55:21.96 53.4350422 -111.1588873 0.2 88,888.0 0.0
11.80 55:21.96 53.4350422 -111.1588873 0.2 88,888.0 0.0
11.90 55:21.97 53.4350422 -111.1588873 0.2 88,888.0 0.0
12.00 55:21.97 53.4350420 -111.1588873 0.2 88,888.0 0.0
12.10 55:21.98 53.4350422 -111.1588873 0.2 88,888.0 0.0
12.20 55:21.98 53.4350420 -111.1588873 0.2 88,888.0 0.0
12.30 55:21.98 53.4350420 -111.1588873 0.2 88,888.0 0.0
12.40 55:21.99 53.4350420 -111.1588873 0.2 88,888.0 0.0
12.50 55:21.99 53.4350420 -111.1588873 0.1 88,888.0 0.0
12.60 55:22.00 53.4350420 -111.1588873 0.1 88,888.0 0.0
12.70 55:22.00 53.4350420 -111.1588873 0.3 88,888.0 0.0
12.80 55:22.01 53.4350420 -111.1588873 0.3 88,888.0 0.0
12.90 55:22.02 53.4350420 -111.1588873 0.1 88,888.0 0.0
13.00 55:22.03 53.4350420 -111.1588873 0.1 88,888.0 0.0
13.30 55:22.03 53.4350420 -111.1588873 0.3 88,888.0 0.0
13.20 55:22.03 53.4350422 -111.1588873 0.3 88,888.0 0.0
13.10 55:22.03 53.4350422 -111.1588873 0.2 88,888.0 0.0
13.60 55:22.03 53.4350420 -111.1588873 0.2 88,888.0 0.0
13.50 55:22.04 53.4350422 -111.1588872 0.2 88,888.0 0.0
13.40 55:22.04 53.4350420 -111.1588872 0.2 88,888.0 0.0
13.90 55:22.04 53.4350420 -111.1588873 0.1 88,888.0 0.0
14.00 55:22.04 53.4350420 -111.1588873 0.1 88,888.0 0.0
14.20 55:22.04 53.4350422 -111.1588873 0.1 88,888.0 0.0
14.30 55:22.04 53.4350420 -111.1588872 0.1 88,888.0 0.0
14.10 55:22.04 53.4350420 -111.1588873 0.1 88,888.0 0.0
14.40 55:22.04 53.4350420 -111.1588872 0.1 88,888.0 0.0
13.80 55:22.05 53.4350420 -111.1588873 0.1 88,888.0 0.0
13.70 55:22.05 53.4350420 -111.1588872 0.1 88,888.0 0.0
14.50 55:22.05 53.4350422 -111.1588872 0.2 88,888.0 0.0
14.60 55:22.05 53.4350420 -111.1588872 0.2 88,888.0 0.0
14.70 55:22.05 53.4350420 -111.1588872 0.2 88,888.0 0.0
14.80 55:22.05 53.4350420 -111.1588872 0.2 88,888.0 0.0
15.00 55:22.06 53.4350420 -111.1588872 0.2 88,888.0 0.0
14.90 55:22.06 53.4350420 -111.1588872 0.3 88,888.0 0.0
15.10 55:22.06 53.4350422 -111.1588872 0.1 88,888.0 0.0
15.40 55:22.06 53.4350420 -111.1588872 0.1 88,888.0 0.0
15.30 55:22.06 53.4350420 -111.1588872 0.0 88,888.0 0.0
15.20 55:22.06 53.4350420 -111.1588872 0.0 88,888.0 0.0
21.70 55:22.07 53.4350420 -111.1588872 0.2 88,888.0 0.0
21.80 55:22.15 53.4350420 -111.1588872 0.2 88,888.0 0.0
21.90 55:22.25 53.4350420 -111.1588872 0.2 88,888.0 0.0
22.00 55:22.36 53.4350420 -111.1588872 0.2 88,888.0 0.0
22.10 55:22.46 53.4350420 -111.1588872 0.0 88,888.0 0.0
22.20 55:22.56 53.4350420 -111.1588872 0.0 88,888.0 0.0
22.30 55:22.66 53.4350420 -111.1588872 0.2 88,888.0 0.0
22.40 55:22.76 53.4350420 -111.1588872 0.2 88,888.0 0.0
22.50 55:22.85 53.4350420 -111.1588872 0.3 88,888.0 0.0
22.60 55:22.96 53.4350420 -111.1588872 0.3 88,888.0 0.0
22.70 55:23.06 53.4350420 -111.1588872 0.3 88,888.0 0.0
22.80 55:23.16 53.4350420 -111.1588872 0.3 88,888.0 0.0
22.90 55:23.26 53.4350420 -111.1588872 0.1 88,888.0 0.0
23.00 55:23.36 53.4350420 -111.1588872 0.1 88,888.0 0.0
23.10 55:23.46 53.4350420 -111.1588872 0.2 88,888.0 0.0
23.20 55:23.56 53.4350420 -111.1588872 0.2 88,888.0 0.0
23.30 55:23.66 53.4350420 -111.1588872 0.2 88,888.0 0.0
23.40 55:23.76 53.4350420 -111.1588872 0.2 88,888.0 0.0
23.50 55:23.86 53.4350420 -111.1588872 0.2 88,888.0 0.0
23.60 55:23.96 53.4350420 -111.1588872 0.2 88,888.0 0.0
23.70 55:24.06 53.4350420 -111.1588872 0.2 88,888.0 0.0
23.80 55:24.16 53.4350420 -111.1588872 0.2 88,888.0 0.0
23.90 55:24.26 53.4350420 -111.1588872 0.1 88,888.0 0.0
24.00 55:24.36 53.4350420 -111.1588872 0.1 88,888.0 0.0
24.10 55:24.46 53.4350420 -111.1588872 0.2 88,888.0 0.0
24.20 55:24.56 53.4350420 -111.1588872 0.2 88,888.0 0.0
24.30 55:24.66 53.4350420 -111.1588872 0.1 88,888.0 0.0
24.40 55:24.76 53.4350420 -111.1588872 0.1 88,888.0 0.0