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Diffstat (limited to 'src/emu/netlist/devices/nld_7483.c')
-rw-r--r--src/emu/netlist/devices/nld_7483.c67
1 files changed, 33 insertions, 34 deletions
diff --git a/src/emu/netlist/devices/nld_7483.c b/src/emu/netlist/devices/nld_7483.c
index eca61846241..81624326d6e 100644
--- a/src/emu/netlist/devices/nld_7483.c
+++ b/src/emu/netlist/devices/nld_7483.c
@@ -7,42 +7,41 @@
NETLIB_START(7483)
{
- m_lastr = 0;
-
- register_input("A1", m_A1);
- register_input("A2", m_A2);
- register_input("A3", m_A3);
- register_input("A4", m_A4);
- register_input("B1", m_B1);
- register_input("B2", m_B2);
- register_input("B3", m_B3);
- register_input("B4", m_B4);
- register_input("C0", m_C0);
-
- register_output("SA", m_SA);
- register_output("SB", m_SB);
- register_output("SC", m_SC);
- register_output("SD", m_SD);
- register_output("C4", m_C4);
-
- save(NAME(m_lastr));
+ m_lastr = 0;
+
+ register_input("A1", m_A1);
+ register_input("A2", m_A2);
+ register_input("A3", m_A3);
+ register_input("A4", m_A4);
+ register_input("B1", m_B1);
+ register_input("B2", m_B2);
+ register_input("B3", m_B3);
+ register_input("B4", m_B4);
+ register_input("C0", m_C0);
+
+ register_output("SA", m_SA);
+ register_output("SB", m_SB);
+ register_output("SC", m_SC);
+ register_output("SD", m_SD);
+ register_output("C4", m_C4);
+
+ save(NAME(m_lastr));
}
NETLIB_UPDATE(7483)
{
- UINT8 a = (INPLOGIC(m_A1) << 0) | (INPLOGIC(m_A2) << 1) | (INPLOGIC(m_A3) << 2) | (INPLOGIC(m_A4) << 3);
- UINT8 b = (INPLOGIC(m_B1) << 0) | (INPLOGIC(m_B2) << 1) | (INPLOGIC(m_B3) << 2) | (INPLOGIC(m_B4) << 3);
-
- UINT8 r = a + b + INPLOGIC(m_C0);
-
- if (r != m_lastr)
- {
- m_lastr = r;
- OUTLOGIC(m_SA, (r >> 0) & 1, NLTIME_FROM_NS(23));
- OUTLOGIC(m_SB, (r >> 1) & 1, NLTIME_FROM_NS(23));
- OUTLOGIC(m_SC, (r >> 2) & 1, NLTIME_FROM_NS(23));
- OUTLOGIC(m_SD, (r >> 3) & 1, NLTIME_FROM_NS(23));
- OUTLOGIC(m_C4, (r >> 4) & 1, NLTIME_FROM_NS(23));
- }
+ UINT8 a = (INPLOGIC(m_A1) << 0) | (INPLOGIC(m_A2) << 1) | (INPLOGIC(m_A3) << 2) | (INPLOGIC(m_A4) << 3);
+ UINT8 b = (INPLOGIC(m_B1) << 0) | (INPLOGIC(m_B2) << 1) | (INPLOGIC(m_B3) << 2) | (INPLOGIC(m_B4) << 3);
+
+ UINT8 r = a + b + INPLOGIC(m_C0);
+
+ if (r != m_lastr)
+ {
+ m_lastr = r;
+ OUTLOGIC(m_SA, (r >> 0) & 1, NLTIME_FROM_NS(23));
+ OUTLOGIC(m_SB, (r >> 1) & 1, NLTIME_FROM_NS(23));
+ OUTLOGIC(m_SC, (r >> 2) & 1, NLTIME_FROM_NS(23));
+ OUTLOGIC(m_SD, (r >> 3) & 1, NLTIME_FROM_NS(23));
+ OUTLOGIC(m_C4, (r >> 4) & 1, NLTIME_FROM_NS(23));
+ }
}
-