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(MESS) hr16: SRAM is battery-backed. (nw)

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This commit is contained in:
Sandro Ronco 2012-08-23 20:09:35 +00:00
parent 4d79ea8ba6
commit e77bfa6974
2 changed files with 4 additions and 2 deletions
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5
src/mess/drivers/alesis.c
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@ -81,12 +81,11 @@ static ADDRESS_MAP_START(hr16_io, AS_IO, 8, alesis_state)
AM_RANGE(MCS51_PORT_P1, MCS51_PORT_P1) AM_READ_PORT("SELECT") AM_WRITENOP
AM_RANGE(MCS51_PORT_P2, MCS51_PORT_P2) AM_WRITENOP
AM_RANGE(MCS51_PORT_P3, MCS51_PORT_P3) AM_READWRITE(p3_r, p3_w)
AM_RANGE(0x8000, 0xffff) AM_RAM /* 32Kx8 SRAM */
AM_RANGE(0x8000, 0xffff) AM_RAM AM_SHARE("nvram") // 32Kx8 SRAM, (battery-backed)
ADDRESS_MAP_END
static ADDRESS_MAP_START(sr16_mem, AS_PROGRAM, 8, alesis_state)
ADDRESS_MAP_UNMAP_HIGH
// AM_RANGE(0x0006, 0x0007 ) // LCD interface?
AM_RANGE(0x0000, 0xffff) AM_ROM
ADDRESS_MAP_END
@ -210,6 +209,8 @@ static MACHINE_CONFIG_START( hr16, alesis_state )
/* sound hardware */
MCFG_ALESIS_DM3AG_ADD("dm3ag", XTAL_12MHz/2)
MCFG_NVRAM_ADD_0FILL("nvram")
MACHINE_CONFIG_END
static MACHINE_CONFIG_START( sr16, alesis_state )

1
src/mess/includes/alesis.h
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@ -10,6 +10,7 @@
#define _ALESIS_H_
#include "cpu/mcs51/mcs51.h"
#include "machine/nvram.h"
#include "sound/dac.h"
#include "video/hd44780.h"
#include "imagedev/cassette.h"