The raw string is useless until we extract the values. LabVIEW offers powerful string functions for this.
Sentences end with an asterisk * followed by a two-digit hex checksum to ensure data integrity. Common Sentences:
For example, for $GPGGA,123519,4807.038,N,01131.000,E,1,08,0.9,545.4,M,46.9,M,,*47 :
She dropped a VISA Read node onto the block diagram and looped it. The raw string appeared: $IIMWV,045,R,12.3,N,A*3F$SDDBT,15.2,f,4.6,M,2.5,F*2E$GPGGA,....... — a tangled mess of sentences glued together.
Elena’s first parser started dropping sentences. The auto-helm display flickered.