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// license:GPL-2.0+
// copyright-holders:Couriersud
/*
* nld_74174.cpp
*
*/
#include "nld_74174.h"
namespace netlist
{
namespace devices
{
NETLIB_OBJECT(74174_sub)
{
NETLIB_CONSTRUCTOR(74174_sub)
, m_CLK(*this, "CLK")
, m_Q(*this, {{"Q1", "Q2", "Q3", "Q4", "Q5", "Q6"}})
, m_clrq(*this, "m_clr", 0)
, m_data(*this, "m_data", 0)
{
}
NETLIB_RESETI();
NETLIB_UPDATEI();
public:
logic_input_t m_CLK;
object_array_t<logic_output_t, 6> m_Q;
state_var<netlist_sig_t> m_clrq;
state_var<unsigned> m_data;
};
NETLIB_OBJECT(74174)
{
NETLIB_CONSTRUCTOR(74174)
, m_sub(*this, "sub")
, m_D(*this, {{"D1", "D2", "D3", "D4", "D5", "D6"}})
, m_CLRQ(*this, "CLRQ")
{
register_subalias("CLK", m_sub.m_CLK);
register_subalias("Q1", m_sub.m_Q[0]);
register_subalias("Q2", m_sub.m_Q[1]);
register_subalias("Q3", m_sub.m_Q[2]);
register_subalias("Q4", m_sub.m_Q[3]);
register_subalias("Q5", m_sub.m_Q[4]);
register_subalias("Q6", m_sub.m_Q[5]);
}
NETLIB_RESETI();
NETLIB_UPDATEI();
protected:
NETLIB_SUB(74174_sub) m_sub;
object_array_t<logic_input_t, 6> m_D;
logic_input_t m_CLRQ;
};
NETLIB_OBJECT_DERIVED(74174_dip, 74174)
{
NETLIB_CONSTRUCTOR_DERIVED(74174_dip, 74174)
{
register_subalias("1", m_CLRQ);
register_subalias("9", m_sub.m_CLK);
register_subalias("3", m_D[0]);
register_subalias("2", m_sub.m_Q[0]);
register_subalias("4", m_D[1]);
register_subalias("5", m_sub.m_Q[1]);
register_subalias("6", m_D[2]);
register_subalias("7", m_sub.m_Q[2]);
register_subalias("11", m_D[3]);
register_subalias("10", m_sub.m_Q[3]);
register_subalias("13", m_D[4]);
register_subalias("12", m_sub.m_Q[4]);
register_subalias("14", m_D[5]);
register_subalias("15", m_sub.m_Q[5]);
}
};
NETLIB_RESET(74174_sub)
{
m_CLK.set_state(logic_t::STATE_INP_LH);
m_clrq = 0;
m_data = 0xFF;
}
NETLIB_UPDATE(74174_sub)
{
if (m_clrq)
{
for (std::size_t i=0; i<6; i++)
{
netlist_sig_t d = (m_data >> i) & 1;
m_Q[i].push(d, NLTIME_FROM_NS(25));
}
m_CLK.inactivate();
}
}
NETLIB_UPDATE(74174)
{
uint_fast8_t d = 0;
for (std::size_t i=0; i<6; i++)
{
d |= (m_D[i]() << i);
}
m_sub.m_clrq = m_CLRQ();
if (!m_sub.m_clrq)
{
for (std::size_t i=0; i<6; i++)
{
m_sub.m_Q[i].push(0, NLTIME_FROM_NS(40));
}
m_sub.m_data = 0;
} else if (d != m_sub.m_data)
{
m_sub.m_data = d;
m_sub.m_CLK.activate_lh();
}
}
NETLIB_RESET(74174)
{
//m_sub.do_reset();
}
NETLIB_DEVICE_IMPL(74174)
NETLIB_DEVICE_IMPL(74174_dip)
} //namespace devices
} // namespace netlist
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