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author Ivan Vangelista <mesgnet@yahoo.it>2020-03-23 22:33:14 +0100
committer Ivan Vangelista <mesgnet@yahoo.it>2020-03-23 22:33:14 +0100
commit5127f771651ec400c2bcf3ab89e69f7d2f72ffc3 (patch)
tree2b12197e48b26370b4db3469c7d412147da5a98f /src/mame
parentcfdb8df00ca0139bb3ec3443328bc00b842d8536 (diff)
sstrangr.cpp: measured CPU clock [Andrew Welburn]
Diffstat (limited to 'src/mame')
-rw-r--r--src/mame/drivers/sstrangr.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/drivers/sstrangr.cpp b/src/mame/drivers/sstrangr.cpp
index 752f772fcfa..461ce50ce89 100644
--- a/src/mame/drivers/sstrangr.cpp
+++ b/src/mame/drivers/sstrangr.cpp
@@ -159,7 +159,7 @@ void sstrangr_state::sstrangr_io_map(address_map &map)
static INPUT_PORTS_START( sstrangr )
- PORT_START("DSW")
+ PORT_START("DSW") // 1 x 5-dip bank
PORT_DIPNAME( 0x03, 0x01, "Extra Play" )
PORT_DIPSETTING( 0x00, "Never" )
PORT_DIPSETTING( 0x01, "3000" )
@@ -197,7 +197,7 @@ INPUT_PORTS_END
void sstrangr_state::sstrangr(machine_config &config)
{
/* basic machine hardware */
- I8080(config, m_maincpu, 1996800); /* clock is a guess, taken from mw8080bw */
+ I8080(config, m_maincpu, 2047840); // measured on PCB
m_maincpu->set_addrmap(AS_PROGRAM, &sstrangr_state::sstrangr_map);
m_maincpu->set_addrmap(AS_IO, &sstrangr_state::sstrangr_io_map);
m_maincpu->set_periodic_int(FUNC(sstrangr_state::irq0_line_hold), attotime::from_hz(2*60));