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fidel_card: scanner probably "sees" white if no card inserted (nw)

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This commit is contained in:
hap 2019-02-27 00:30:46 +01:00
parent 9dbea0fbf4
commit 2bec6185d6
1 changed files with 5 additions and 6 deletions
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11
src/mame/drivers/fidel_card.cpp
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@ -9,8 +9,8 @@ Fidelity electronic card games
- Advanced Bridge Challenger (UBC)
- Voice Bridge Challenger (VBRC)
- Bridge Challenger III (English,*French) (BV3)
- *Gin & Cribbage Challenger
- *Skat Challenger
- *Gin & Cribbage Challenger (GIN)
- *Skat Challenger (SKT)
*: not dumped yet
@ -282,8 +282,8 @@ READ8_MEMBER(card_state::mcu_p2_r)
READ_LINE_MEMBER(card_state::mcu_t0_r)
{
// T0: card scanner light sensor (1=white, 0=black/none)
return m_barcode & 1;
// T0: card scanner light sensor (1=white/none, 0=black)
return ~m_barcode & 1;
}
@ -328,8 +328,7 @@ INPUT_CHANGED_MEMBER(card_state::start_scan)
code >>= 1;
}
// leftshift to give it a lead-in of white
m_barcode = ~(m_barcode << 12);
m_barcode <<= 1; // in case next barcode_shift timeout is soon
}
INPUT_CHANGED_MEMBER(card_state::reset_button)