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This and that (nw)
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@ -11,6 +11,7 @@ public:
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static ADDRESS_MAP_START( dps1_mem, AS_PROGRAM, 8, dps1_state )
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AM_RANGE(0x0000, 0x03ff) AM_ROM AM_REGION("maincpu", 0)
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AM_RANGE(0x2000, 0x2fff) AM_RAM
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ADDRESS_MAP_END
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static ADDRESS_MAP_START( dps1_io, AS_IO, 8, dps1_state )
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@ -34,4 +35,4 @@ ROM_START( dps1 )
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ROM_LOAD( "boot 1280", 0x000, 0x400, CRC(9c2e98fa) SHA1(78e6c9d00aa6e8f6c4d3c65984cfdf4e99434c66) ) // actually on the FDC-2 board
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ROM_END
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COMP( 1979, dps1, 0, 0, dps1, dps1, driver_device, 0, "Ithaca InterSystems", "DPS-1", GAME_NOT_WORKING | GAME_NO_SOUND_HW )
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COMP( 1979, dps1, 0, 0, dps1, dps1, driver_device, 0, "Ithaca InterSystems", "DPS-1", GAME_NOT_WORKING | GAME_NO_SOUND_HW )
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@ -7,7 +7,7 @@ Genrad Futuredata 2301 Network Control Processor
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Has a number of plug-in daughter boards, some of which are:
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- CPU board: Mostek Z80 CPU, 24MHz crystal, 2 eproms (U2.PB72.2300.4039 1.0 ; U23.N.C.P.2300.4023 3.0)
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- IO board: 5.0688MHz crystal, D8253C, 2x S2651
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- Memory board: 16 static ram consisting of 32x TMS2147H-7 chips, 1 prom? with sticker U36.2300.4035 1.0
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- Memory board: 16k static ram consisting of 32x TMS2147H-7 chips, 1 prom? with sticker U36.2300.4035 1.0
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- 2301 board: 2x D8253C, 4x S2651
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Back panel has a number of DB25 sockets, labelled thus:
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@ -5,7 +5,7 @@ one serial and 2 parallel connections.
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2013-08-14 Skeleton driver.
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When started you must press Enter before anything happens.
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When started you must press Enter twice before anything happens.
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All commands must be in UPPER case.
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