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psr340: matrix scanning is positive too, but I suspect the PAD bit order is wrong too

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This commit is contained in:
Olivier Galibert 2020-11-29 20:53:32 +01:00
parent 4330d5b696
commit 46b02a6f9f
1 changed files with 1 additions and 1 deletions
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src/mame/drivers/ympsr340.cpp
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@ -69,7 +69,7 @@ u8 psr340_state::matrix_r()
for (int i = 0; i < 8; i++)
{
if (!BIT(m_matrixsel, i))
if (BIT(m_matrixsel, i))
{
data |= m_key[i]->read();
}