As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF ROLL OF FLIGHT 7499 CRW-MEM, THE PILOTS AIRSPEED AND ALTIMETER FLAGS APPEARED. THE FLIGHT CREW ABORTED THE TAKEOFF AND RETURNED TO THE GATE. AFTER TROUBLESHOOTING THE MECHANIC REPLACED THE DADC IAW ATR72 JIC 34-11-81 THE SYSTEM CHECKED GOOD AND THE AIRCRAFT WAS RETURN TO SERVICE.