XCP

UDS

•Used

✓Development

✓Production

•Lean diagnostic

•Fast

•Less protocol overhead

•Reading/writing memory (by address)

•Flash programming

•Time stamping for measurement data

•Used

✓Development

✓Production

✓Field (Service)

•Full featured diagnostic

•Reliable

•More protocol overhead

•Reading/writing memory (by identifier)

•Flash programming

•Access to error storage

•Execute ECU routines