diff options
Diffstat (limited to 'src/lib/netlist/devices/nld_7473.cpp')
-rw-r--r-- | src/lib/netlist/devices/nld_7473.cpp | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/src/lib/netlist/devices/nld_7473.cpp b/src/lib/netlist/devices/nld_7473.cpp new file mode 100644 index 00000000000..fc73b97c201 --- /dev/null +++ b/src/lib/netlist/devices/nld_7473.cpp @@ -0,0 +1,150 @@ +// license:GPL-2.0+ +// copyright-holders:Couriersud +/* + * nld_7473.c + * + */ + +#include "nld_7473.h" + +namespace netlist +{ + namespace devices + { + NETLIB_OBJECT(7473) + { + NETLIB_CONSTRUCTOR(7473) + , m_CLK(*this, "CLK") + , m_J(*this, "J") + , m_K(*this, "K") + , m_CLRQ(*this, "CLRQ") + , m_last_CLK(*this, "m_last_CLK", 0) + , m_q(*this, "m_q", 0) + , m_Q(*this, "Q") + , m_QQ(*this, "QQ") + { + } + + NETLIB_RESETI(); + NETLIB_UPDATEI(); + + public: + logic_input_t m_CLK; + logic_input_t m_J; + logic_input_t m_K; + logic_input_t m_CLRQ; + + state_var<unsigned> m_last_CLK; + state_var<unsigned> m_q; + + logic_output_t m_Q; + logic_output_t m_QQ; + }; + + NETLIB_OBJECT_DERIVED(7473A, 7473) + { + public: + NETLIB_CONSTRUCTOR_DERIVED(7473A, 7473) { } + + }; + + NETLIB_OBJECT(7473_dip) + { + NETLIB_CONSTRUCTOR(7473_dip) + , m_1(*this, "1") + , m_2(*this, "2") + { + register_subalias("1", m_1.m_CLK); + register_subalias("2", m_1.m_CLRQ); + register_subalias("3", m_1.m_K); + //register_subalias("4", ); ==> VCC + register_subalias("5", m_2.m_CLK); + register_subalias("6", m_2.m_CLRQ); + register_subalias("7", m_2.m_J); + + register_subalias("8", m_2.m_QQ); + register_subalias("9", m_2.m_Q); + register_subalias("10", m_2.m_K); + //register_subalias("11", ); ==> VCC + register_subalias("12", m_2.m_Q); + register_subalias("13", m_1.m_QQ); + register_subalias("14", m_1.m_J); + } + + private: + NETLIB_SUB(7473) m_1; + NETLIB_SUB(7473) m_2; + }; + + NETLIB_OBJECT(7473A_dip) + { + NETLIB_CONSTRUCTOR(7473A_dip) + , m_1(*this, "1") + , m_2(*this, "2") + { + register_subalias("1", m_1.m_CLK); + register_subalias("2", m_1.m_CLRQ); + register_subalias("3", m_1.m_K); + //register_subalias("4", ); ==> VCC + register_subalias("5", m_2.m_CLK); + register_subalias("6", m_2.m_CLRQ); + register_subalias("7", m_2.m_J); + + register_subalias("8", m_2.m_QQ); + register_subalias("9", m_2.m_Q); + register_subalias("10", m_2.m_K); + //register_subalias("11", ); ==> VCC + register_subalias("12", m_2.m_Q); + register_subalias("13", m_1.m_QQ); + register_subalias("14", m_1.m_J); + } + + private: + NETLIB_SUB(7473A) m_1; + NETLIB_SUB(7473A) m_2; + }; + + NETLIB_RESET(7473) + { + m_last_CLK = 0; + } + + NETLIB_UPDATE(7473) + { + const auto JK = (m_J() << 1) | m_K(); + + if (m_CLRQ()) + { + if (!m_CLK() && m_last_CLK) + { + switch (JK) + { + case 1: // (!m_J) & m_K)) + m_q = 0; + break; + case 2: // (m_J) & !m_K)) + m_q = 1; + break; + case 3: // (m_J) & m_K)) + m_q ^= 1; + break; + default: + case 0: + break; + } + } + } + + m_last_CLK = m_CLK(); + + m_Q.push(m_q, NLTIME_FROM_NS(20)); // FIXME: timing + m_QQ.push(m_q ^ 1, NLTIME_FROM_NS(20)); // FIXME: timing + } + + NETLIB_DEVICE_IMPL(7473) + NETLIB_DEVICE_IMPL(7473A) + NETLIB_DEVICE_IMPL(7473_dip) + NETLIB_DEVICE_IMPL(7473A_dip) + + } //namespace devices +} // namespace netlist |