MV_ACC_COMMAND
while (MVXPSEC_READ(sc, MV_ACC_COMMAND) & MV_ACC_COMMAND_ACT) {
MVXPSEC_WRITE(sc, MV_ACC_COMMAND, MV_ACC_COMMAND_ACT);
reg = MVXPSEC_READ(sc, MV_ACC_COMMAND);
reg = MVXPSEC_READ(sc, MV_ACC_COMMAND);
MVXPSEC_WRITE(sc, MV_ACC_COMMAND, MV_ACC_COMMAND_STOP);
MVXPSEC_WRITE(sc, MV_ACC_COMMAND, MV_ACC_COMMAND_STOP);