diff options
Diffstat (limited to 'src/lib/netlist/devices/nld_2716.cpp')
-rw-r--r-- | src/lib/netlist/devices/nld_2716.cpp | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/src/lib/netlist/devices/nld_2716.cpp b/src/lib/netlist/devices/nld_2716.cpp deleted file mode 100644 index 2e2899ce96e..00000000000 --- a/src/lib/netlist/devices/nld_2716.cpp +++ /dev/null @@ -1,110 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Ryan Holtz -/* - * nld_2716.cpp - * - */ - -#include "nld_2716.h" -#include "netlist/nl_base.h" - -namespace netlist -{ - namespace devices - { - NETLIB_OBJECT(2716) - { - NETLIB_CONSTRUCTOR(2716) - , m_A(*this, { "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7", "A8", "A9", "A10" }) - , m_GQ(*this, "GQ") - , m_EPQ(*this, "EPQ") - , m_D(*this, { "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7" }) - , m_last_EPQ(*this, "m_last_EPQ", 1) - , m_ROM(*this, "ROM") - , m_power_pins(*this) - { - } - - NETLIB_UPDATEI(); - - friend class NETLIB_NAME(2716_dip); - private: - object_array_t<logic_input_t, 11> m_A; - logic_input_t m_GQ; - logic_input_t m_EPQ; - object_array_t<logic_output_t, 8> m_D; - - state_var<unsigned> m_last_EPQ; - - param_rom_t<uint8_t, 11, 8> m_ROM; // 16 Kbits, used as 2 Kbit x 8 - nld_power_pins m_power_pins; - }; - - NETLIB_OBJECT(2716_dip) - { - NETLIB_CONSTRUCTOR(2716_dip) - , A(*this, "A") - { - register_subalias("8", A.m_A[0]); - register_subalias("7", A.m_A[1]); - register_subalias("6", A.m_A[2]); - register_subalias("5", A.m_A[3]); - register_subalias("4", A.m_A[4]); - register_subalias("3", A.m_A[5]); - register_subalias("2", A.m_A[6]); - register_subalias("1", A.m_A[7]); - register_subalias("23", A.m_A[8]); - register_subalias("22", A.m_A[9]); - register_subalias("19", A.m_A[10]); - - register_subalias("20", A.m_GQ); - register_subalias("18", A.m_EPQ); - - register_subalias("9", A.m_D[0]); - register_subalias("10", A.m_D[1]); - register_subalias("11", A.m_D[2]); - register_subalias("13", A.m_D[3]); - register_subalias("14", A.m_D[4]); - register_subalias("15", A.m_D[5]); - register_subalias("16", A.m_D[6]); - register_subalias("17", A.m_D[7]); - - register_subalias("12", "A.GND"); - register_subalias("24", "A.VCC"); - } - NETLIB_RESETI() {} - NETLIB_UPDATEI() {} - private: - NETLIB_SUB(2716) A; - }; - - // FIXME: timing! - NETLIB_UPDATE(2716) - { - unsigned d = 0xff; - - netlist_time delay = NLTIME_FROM_NS(450); - if (!m_GQ() && !m_EPQ()) - { - unsigned a = 0; - for (std::size_t i=0; i<11; i++) - a |= (m_A[i]() << i); - - d = m_ROM[a]; - - if (m_last_EPQ) - delay = NLTIME_FROM_NS(120); - } - - m_last_EPQ = m_EPQ(); - - // FIXME: Outputs are tristate. This needs to be properly implemented - for (std::size_t i=0; i<8; i++) - m_D[i].push((d >> i) & 1, delay); - } - - NETLIB_DEVICE_IMPL(2716, "EPROM_2716", "+GQ,+EPQ,+A0,+A1,+A2,+A3,+A4,+A5,+A6,+A7,+A8,+A9,+A10,@VCC,@GND") - NETLIB_DEVICE_IMPL(2716_dip, "EPROM_2716_DIP", "") - - } //namespace devices -} // namespace netlist |