SEQ_MSGOUT
out_8(&mr->sequence, SEQ_MSGOUT + use_active_neg);
out_8(&mr->sequence, SEQ_MSGOUT + use_active_neg + SEQ_ATN);
out_8(&mr->sequence, SEQ_MSGOUT + use_active_neg);
out_8(&mr->sequence, SEQ_MSGOUT + seq);
out_8(&mr->sequence, SEQ_MSGOUT + seq);