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Minor note for over drive, nw

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This commit is contained in:
angelosa 2015-11-25 21:39:44 +01:00
parent 0825ce4f3b
commit 9e885ea667
1 changed files with 3 additions and 3 deletions
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6
src/mame/drivers/overdriv.cpp
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@ -147,9 +147,9 @@ static ADDRESS_MAP_START( overdriv_master_map, AS_PROGRAM, 16, overdriv_state )
AM_RANGE(0x0c0000, 0x0c0001) AM_READ_PORT("INPUTS")
AM_RANGE(0x0c0002, 0x0c0003) AM_READ_PORT("SYSTEM")
AM_RANGE(0x0e0000, 0x0e0001) AM_WRITENOP /* unknown (always 0x30) */
AM_RANGE(0x100000, 0x10001f) AM_DEVREADWRITE8("k053252", k053252_device, read, write, 0x00ff) /* 053252? (LSB) */
AM_RANGE(0x100000, 0x10001f) AM_DEVREADWRITE8("k053252", k053252_device, read, write, 0x00ff) /* 053252? (LSB) */
AM_RANGE(0x140000, 0x140001) AM_WRITENOP //watchdog reset?
AM_RANGE(0x180000, 0x180001) AM_READ_PORT("PADDLE")
AM_RANGE(0x180000, 0x180001) AM_READ_PORT("PADDLE") AM_WRITENOP // writes 0 at POST and expect that motor busy flag is off, then checks if paddle is at center otherwise throws a "VOLUME ERROR".
AM_RANGE(0x1c0000, 0x1c001f) AM_DEVWRITE8("k051316_1", k051316_device, ctrl_w, 0xff00)
AM_RANGE(0x1c8000, 0x1c801f) AM_DEVWRITE8("k051316_2", k051316_device, ctrl_w, 0xff00)
AM_RANGE(0x1d0000, 0x1d001f) AM_DEVWRITE("k053251", k053251_device, msb_w)
@ -239,7 +239,7 @@ static INPUT_PORTS_START( overdriv )
PORT_SERVICE_NO_TOGGLE( 0x10, IP_ACTIVE_LOW )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_SPECIAL ) // ?
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_SPECIAL ) // motor busy flag
PORT_START("PADDLE")
PORT_BIT( 0xff, 0x80, IPT_PADDLE ) PORT_SENSITIVITY(100) PORT_KEYDELTA(50)