Specifications

RA7x/SA7x Pocket Reference Guide 59
E2—Firmware Detected Fault - OCP Handler
Error Description: The I/O processor firmware has
detected an inconsistency in the OCP driver. This
driver provides the interface to the operator control
functions and determines what type of device is
connected to the drive’s remote front panel connector.
FN: 21—rxp.seq.err.—receive packet sequence error
FN: 22—rxp.ovr.run.—receive packet overrun error
FN: 23—inv.syn.byt.—invalid ’sync’ byte
FN: 24—inv.rxp.cnt.—invalid receive packet count
FN: 25—rxp.byt.ovr.—receive packet byte overrun
FN: 26—inv.rxp.sum.—invalid receive packet
checksum
FN: 27—inv.txp.cnt.—invalid transmit packet byte count
FN: 28—exp.txb.tmr.—expired transmit byte timer
FN: 29—exp.rxb.tmr.—expired receive byte timer
FN: 2A—rxb.frm.err.—receive byte framing error
FN: 2B—rxb.ovr.run.—receive byte over run error
FN: 2C—ocp.und.flt.—ocpdrv module undefined fault
FN: 2D—ocp.und.flt.—ocpdrv module undefined fault
FN: 2E—inv.fls.ers.—invalid flash memory erase
FN: 2F—inv.fls.pgm.—invalid flash memory program
Most Probable Cause: ECM, OCP, SA7x logic