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author arbee <rb6502@users.noreply.github.com>2015-09-26 10:21:29 -0400
committer arbee <rb6502@users.noreply.github.com>2015-09-26 10:21:29 -0400
commit80b274e7ed97be04821cb6658a154ea11203b8ff (patch)
tree3df3139d17f3d248bc61f71223cc953f01fa54bf /src/mess
parent634147b1b3b9c644cd5e144945afdc4139bd9a13 (diff)
a2600: new 6502 PC=cur inst, old 6502 PC=prev inst (MT 5345) [Mike Saarna, Trebor, R. Belmont]
Diffstat (limited to 'src/mess')
-rw-r--r--src/mess/drivers/a2600.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mess/drivers/a2600.c b/src/mess/drivers/a2600.c
index 4868d07bd39..cf61e133b62 100644
--- a/src/mess/drivers/a2600.c
+++ b/src/mess/drivers/a2600.c
@@ -171,7 +171,7 @@ READ8_MEMBER(a2600_state::a2600_get_databus_contents)
UINT8 last_byte, prev_byte;
address_space& prog_space = m_maincpu->space(AS_PROGRAM);
- last_address = m_maincpu->pc() - 1;
+ last_address = m_maincpu->pc() + 1;
if ( ! ( last_address & 0x1080 ) )
{
return offset;