//DECLARE_WRITE_LINE_MEMBER(s1_w);
//DECLARE_WRITE_LINE_MEMBER(s2_w);
// device-level overrides
protected override void device_start()
{
m_vck_cb.resolve_safe();
m_vck_legacy_cb.resolve();
/* compute the difference tables */
compute_tables();
/* stream system initialize */
m_stream = machine().sound().stream_alloc(this, 0, 1, (int)clock());
m_vck_timer = timer_alloc(TIMER_VCK);
m_capture_timer = timer_alloc(TIMER_ADPCM_CAPTURE);
/* register for save states */
save_item(m_data, "m_data");
save_item(m_vck, "m_vck");
save_item(m_reset, "m_reset");
save_item(m_s1, "m_s1");
save_item(m_s2, "m_s2");
save_item(m_bitwidth, "m_bitwidth");
save_item(m_signal, "m_signal");
save_item(m_step, "m_step");
}
