public void ONE_MORE_INSN() {
        int ireg;
        m6800.ppc = m6800.pc;
        //CALL_MAME_DEBUG;						
        ireg = M_RDOP(m6800.pc);
        m6800.pc = (m6800.pc + 1) & 0xFFFF;
        m6800.insn[ireg].handler();
        INCREMENT_COUNTER(m6800.cycles[ireg]);
    }