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// license:GPL-2.0+
// copyright-holders:Couriersud
/*
* nld_7483.c
*
*/
#include "nld_7483.h"
#include "../nl_base.h"
namespace netlist
{
namespace devices
{
NETLIB_OBJECT(7483)
{
NETLIB_CONSTRUCTOR(7483)
, m_C0(*this, "C0")
, m_A1(*this, "A1")
, m_A2(*this, "A2")
, m_A3(*this, "A3")
, m_A4(*this, "A4")
, m_B1(*this, "B1")
, m_B2(*this, "B2")
, m_B3(*this, "B3")
, m_B4(*this, "B4")
, m_lastr(*this, "m_lastr", 0)
, m_S1(*this, "S1")
, m_S2(*this, "S2")
, m_S3(*this, "S3")
, m_S4(*this, "S4")
, m_C4(*this, "C4")
{
}
NETLIB_RESETI();
NETLIB_UPDATEI();
protected:
logic_input_t m_C0;
logic_input_t m_A1;
logic_input_t m_A2;
logic_input_t m_A3;
logic_input_t m_A4;
logic_input_t m_B1;
logic_input_t m_B2;
logic_input_t m_B3;
logic_input_t m_B4;
state_var<unsigned> m_lastr;
logic_output_t m_S1;
logic_output_t m_S2;
logic_output_t m_S3;
logic_output_t m_S4;
logic_output_t m_C4;
};
NETLIB_OBJECT_DERIVED(7483_dip, 7483)
{
NETLIB_CONSTRUCTOR_DERIVED(7483_dip, 7483)
{
register_subalias("1", m_A4);
register_subalias("2", m_S3);
register_subalias("3", m_A3);
register_subalias("4", m_B3);
// register_subalias("5", ); --> VCC
register_subalias("6", m_S2);
register_subalias("7", m_B2);
register_subalias("8", m_A2);
register_subalias("9", m_S1);
register_subalias("10", m_A1);
register_subalias("11", m_B1);
// register_subalias("12", ); --> GND
register_subalias("13", m_C0);
register_subalias("14", m_C4);
register_subalias("15", m_S4);
register_subalias("16", m_B4);
}
//NETLIB_RESETI();
//NETLIB_UPDATEI();
};
NETLIB_RESET(7483)
{
m_lastr = 0;
}
NETLIB_UPDATE(7483)
{
unsigned a = (m_A1() << 0) | (m_A2() << 1) | (m_A3() << 2) | (m_A4() << 3);
unsigned b = (m_B1() << 0) | (m_B2() << 1) | (m_B3() << 2) | (m_B4() << 3);
unsigned r = a + b + m_C0();
if (r != m_lastr)
{
m_lastr = r;
m_S1.push((r >> 0) & 1, NLTIME_FROM_NS(23));
m_S2.push((r >> 1) & 1, NLTIME_FROM_NS(23));
m_S3.push((r >> 2) & 1, NLTIME_FROM_NS(23));
m_S4.push((r >> 3) & 1, NLTIME_FROM_NS(23));
m_C4.push((r >> 4) & 1, NLTIME_FROM_NS(23));
}
}
NETLIB_DEVICE_IMPL(7483)
NETLIB_DEVICE_IMPL(7483_dip)
} //namespace devices
} // namespace netlist
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