DR + GPS
STARTER KIT REFERENCE MANUAL
Lassen DR + GPS Reference Manual 125
ADC Failure.
Condition cause: Hardware failure.
Effect before Action: Position goes in circles.
Soft Event Detected: At power-up.
Action: Gyro labeled “bad”. DR suspended. Speed measurement
continues and tacho continues to be calibrated.
Gyro Shorted to 3.3 V.
Condition cause: Hardware failure.
Effect before Action: Position goes in circles.
Soft Event Detected: Average and range of gyro values (one-second
averages) are collected over ten seconds at standstill. If
average is between 3.05 V and 3.55 V, and range is less
than six mV, declare detection.
Soft Event Cleared: Cleared at reset.
Action: Gyro labeled “bad”. DR suspended. Speed measurement
continues and tacho continues to be calibrated.