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Diffstat (limited to 'src/lib/netlist/devices/nld_82S123.cpp')
-rw-r--r--src/lib/netlist/devices/nld_82S123.cpp88
1 files changed, 0 insertions, 88 deletions
diff --git a/src/lib/netlist/devices/nld_82S123.cpp b/src/lib/netlist/devices/nld_82S123.cpp
deleted file mode 100644
index d20b3a7147d..00000000000
--- a/src/lib/netlist/devices/nld_82S123.cpp
+++ /dev/null
@@ -1,88 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Ryan Holtz
-/*
- * nld_82S123.cpp
- *
- */
-
-#include "nld_82S123.h"
-#include "netlist/nl_base.h"
-#include "nlid_system.h"
-
-namespace netlist
-{
- namespace devices
- {
- NETLIB_OBJECT(82S123)
- {
- NETLIB_CONSTRUCTOR(82S123)
- , m_A(*this, {{"A0", "A1", "A2", "A3", "A4"}})
- , m_CEQ(*this, "CEQ")
- , m_O(*this, {{"O1", "O2", "O3", "O4", "O5", "O6", "O7", "O8"}})
- , m_ROM(*this, "ROM")
- , m_power_pins(*this)
- {
- }
-
- NETLIB_UPDATEI();
-
- protected:
- object_array_t<logic_input_t, 5> m_A;
- logic_input_t m_CEQ;
- object_array_t<logic_output_t, 8> m_O;
-
- param_rom_t<uint8_t, 5, 8> m_ROM; // 256 bits, 32x8
- nld_power_pins m_power_pins;
- };
-
- NETLIB_OBJECT_DERIVED(82S123_dip, 82S123)
- {
- NETLIB_CONSTRUCTOR_DERIVED(82S123_dip, 82S123)
- {
- register_subalias("1", m_O[0]);
- register_subalias("2", m_O[1]);
- register_subalias("3", m_O[2]);
- register_subalias("4", m_O[3]);
- register_subalias("5", m_O[4]);
- register_subalias("6", m_O[5]);
- register_subalias("7", m_O[6]);
- register_subalias("8", "GND");
-
- register_subalias("9", m_O[7]);
- register_subalias("10", m_A[0]);
- register_subalias("11", m_A[1]);
- register_subalias("12", m_A[2]);
- register_subalias("13", m_A[3]);
- register_subalias("14", m_A[4]);
- register_subalias("15", m_CEQ);
- register_subalias("16", "VCC");
- }
- };
-
- // FIXME: timing!
- NETLIB_UPDATE(82S123)
- {
- unsigned o = 0xff;
-
- netlist_time delay = NLTIME_FROM_NS(35);
- if (!m_CEQ())
- {
- unsigned a = 0;
- for (std::size_t i=0; i<5; i++)
- a |= (m_A[i]() << i);
-
- o = m_ROM[a];
-
- delay = NLTIME_FROM_NS(50);
- }
-
- // FIXME: Outputs are tristate. This needs to be properly implemented
- for (std::size_t i=0; i<8; i++)
- m_O[i].push((o >> i) & 1, delay);
- }
-
- NETLIB_DEVICE_IMPL(82S123, "PROM_82S123", "+CEQ,+A0,+A1,+A2,+A3,+A4,@VCC,@GND")
- NETLIB_DEVICE_IMPL(82S123_dip, "PROM_82S123_DIP", "")
-
- } //namespace devices
-} // namespace netlist