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Update input port p1 and add comment in marywu.cpp #14438

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Update input port p1 and add comment in marywu.cpp #14438

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aec2726
Update input port p1 and add comment in marywu.cpp
flama12333 Oct 30, 2025
dee2851
add P1.6 Comment in marywu.cpp
flama12333 Oct 30, 2025
3556a90
Add comment description regarding p1 bit.
flama12333 Oct 30, 2025
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14 changes: 11 additions & 3 deletions src/mame/misc/marywu.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,15 @@
31 LEDs, 13 modules of double-digit 7-seg displays and 4 push-buttons).
* we may also have user inputs from the coin slot and from the
cabinet buttons, for making bets.

* P1 bits are:
ENABLE (output)
入表 (output)
出表 (output)
SSR (output)
入表檢查 (input)
出表檢查 (input)
HOPPER SW (input)
洗分 SW (input)
**************************************************************************/

#include "emu.h"
Expand Down Expand Up @@ -102,8 +110,8 @@ static INPUT_PORTS_START( marywu )
PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED )

PORT_START("P1")
PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("P1.6") PORT_CODE(KEYCODE_C) // If press or IP_ACTIVE_LOW Will cause Error 30 if press
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("P1.7") PORT_CODE(KEYCODE_V) // If press during startup, it will cause error 76.
PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN) // P1.6 - Hopper SW. If IP_ACTIVE_LOW Will cause Error 30.
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("P1.7") PORT_CODE(KEYCODE_V) // 洗分 SW
INPUT_PORTS_END

void marywu_state::ay1_port_a_w(uint8_t data)
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