summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame
diff options
context:
space:
mode:
author Ivan Vangelista <mesgnet@yahoo.it>2021-03-07 15:40:53 +0100
committer Ivan Vangelista <mesgnet@yahoo.it>2021-03-07 15:40:53 +0100
commit9097e89972d3ca27211e9422131bd59cfa4d8d28 (patch)
tree4598fa455f62e98ef18ba81bcaf8835849c2234d /src/mame
parent1ec0a8bed8c93e56a24e37683d93e591a8e651a3 (diff)
williams.cpp: fixed MT07389
Diffstat (limited to 'src/mame')
-rw-r--r--src/mame/drivers/williams.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mame/drivers/williams.cpp b/src/mame/drivers/williams.cpp
index 96d58e641b4..0fb682cef73 100644
--- a/src/mame/drivers/williams.cpp
+++ b/src/mame/drivers/williams.cpp
@@ -1837,6 +1837,8 @@ void inferno_state::inferno(machine_config &config)
m_pia[0]->readpa_handler().set("mux", FUNC(ls157_x2_device::output_r));
m_pia[0]->ca2_handler().set("mux", FUNC(ls157_x2_device::select_w));
+ m_pia[2]->set_port_a_input_overrides_output_mask(0xff);
+
LS157_X2(config, m_mux, 0); // IC45 (for PA4-PA7) + IC46 (for PA0-PA3) on CPU board
m_mux->a_in_callback().set_ioport("INP1");
m_mux->b_in_callback().set_ioport("INP2");