// license:BSD-3-Clause // copyright-holders:Martin Buchholz /*************************************************************************** Poly-Play (c) 1985 by VEB Polytechnik Karl-Marx-Stadt sound hardware driver written by Martin Buchholz (buchholz@mail.uni-greifswald.de) ***************************************************************************/ #include "emu.h" #include "includes/polyplay.h" WRITE_LINE_MEMBER(polyplay_state::ctc_zc0_w) { if (state) { m_flipflop1 = ~m_flipflop1; m_speaker1->level_w(m_flipflop1); } } WRITE_LINE_MEMBER(polyplay_state::ctc_zc1_w) { if (state) { m_flipflop2 = ~m_flipflop2; m_speaker2->level_w(m_flipflop2); } }