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Taito Qix Main Board Details

Description

Used in several Taito games. This board has the playfield memory mapped to the 4116 RAMs. This board may not function correctly if the data/sound board is not working.

Memory Map:

Start   End R W Type Description
0 - 3FF r w RAM Shared RAM with CPU #2
400 - 7FF r w RAM Local RAM
800 - 800 r w Other ACIA base address
C00 - C00 r w Other Data FIRQ acknowledge
1000 - 13FF r w Port Sound control/data IRQ PIA (pia_3)
1400 - 17FF r w Port Coin/P1 inputs PIA (pia_0)
1800 - 1BFF r w Port Spare/P2 inputs PIA (pia_1)
1C00 - 1FFF r w Port P2 inputs/coin control PIA (pia_2)
8000 - 8FFF r ROM za12
9000 - 9FFF r ROM za13
A000 - AFFF r ROM za14
B000 - BFFF r ROM za15
C000 - CFFF r ROM za16
D000 - DFFF r ROM za17
E000 - EFFF r ROM za18
F000 - FFFF r ROM za19

Board Components:

System Location Part Type Notes? Description
U1 74LS245 Chip Bus transiciever, octal
U100 74C00 Chip Quad 2-input NOR
U101 74LS08 Chip Quad 2-input AND
U102 74LS10 Chip Triple 3-input AND
U103 74LS00 Chip Quad 2-input NAND
U104 74LS157 Chip Multiplexer Quad 2-input
U105 74LS299 Chip Shift register 8 bit
U106 74LS299 Chip Shift register 8 bit
U107 74LS299 Chip Shift register 8 bit
U108 74LS299 Chip Shift register 8 bit
U109 74LS299 Chip Shift register 8 bit
U110 74LS299 Chip Shift register 8 bit
U18 68A45 Chip CRT Controller
U19 74LS86 Chip Quad 2 input XOR
U2 74LS245 Chip Bus transiciever, octal
U20 74LS86 Chip Quad 2 input XOR
U21 74LS157 Chip Multiplexer Quad 2-input
U22 74LS157 Chip Multiplexer Quad 2-input
U23 74LS161 Chip Counter, 4 bit presetable
U24 74LS04 Chip Inverter, Hex
U25 74LS374 Chip Latch, octal shockey
U3 2114 Chip RAM 1k x 4 NMOS static
U34 74LS374 Chip Latch, octal
U35 74LS153 Chip Multiplexer, dual 4-input
U36 74LS74 Chip Flip flow dual D
U37 74LS08 Chip Quad, 2-input AND
U38 74LS113 Chip Flip flip JK Schottky
U39 74LS04 Chip Inverter, hex
U4 2114 Chip RAM 1k x 4 NMOS static
U40 7417 Chip Buffer/driver hex
U49 74LS32 Chip Quad 2-input OR
U5 74LS157 Chip Multiplexer quad, 2-input
U50 74LS86 Chip Quad 2-input XOR
U51 74LS86 Chip Quad 2-input XOR
U52 74LS153 Chip Multiplexer, dual 4-input
U53 74LS153 Chip Multiplexer, dual 4-input
U54 74LS153 Chip Multiplexer, dual 4-input
U55 74LS157 Chip Multiplexer, quad 2-input
U56 2148 Chip RAM 1K x 4 HMOS static
U57 2148 Chip RAM 1K x 4 HMOS static
U58 7417 Chip Buffer/driver hex
U6 74LS157 Chip Multiplexer quad, 2-input
U67 74LS32 Chip Quad 2-input OR
U68 74LS244 Chip Octal buffer
U69 74LS245 Chip Bus transiever
U7 74LS74 Chip Flip flop, dual D
U70 74LS374 Chip Latch, octal
U71 74LS374 Chip Latch, octal
U72 74LS374 Chip Latch, octal
U73 74LS157 Chip Multiplexer quad 2-input
U74 74LS157 Chip Multiplexer quad 2-input
U75 74LS245 Chip Bus transciever, octal
U76 74LS273 Chip Register 8 bit
U77 74LS373 Chip Latch, octal
U78 74LS373 Chip Latch, octal
U79 74LS373 Chip Latch, octal
U8 74LS32 Chip Quad 2 input OR
U80 74LS373 Chip Latch, octal
U81 74LS157 Chip Multiplexer quad 2-input
U82 68A09E Chip CPU
U83 74LS244 Chip Octal buffer
U84 74LS244 Chip Octal buffer
U85 6514 Chip RAM 1k x 4 CMOS static
U86 6514 Chip RAM 1k x 4 CMOS static
U87 74LS139 Chip Decoder dual 1 of 4
U88 74LS32 Chip Quad 2-input OR
U89 74LS74 Chip Flip flop, dual D
U9 74LS32 Chip Quad 2 input OR
U90 74LS04 Chip Inverter, hex
U91 74LS374 Chip Latch, octal
U92 74LS374 Chip Latch, octal
U93 74LS374 Chip Latch, octal
U94 74LS374 Chip Latch, octal
U95 74LS299 Chip Shift register 8 bit
U96 74LS299 Chip Shift register 8 bit
U97 74LS244 Chip Buffer, octal
U98 74LS244 Chip Buffer, octal
U99 74LS138 Chip Decoder 1 of 8
PF RAM U10 4116 Chip RAM 16k x 1 dynamic
PF RAM U11 4116 Chip RAM 16k x 1 dynamic
PF RAM U12 4116 Chip RAM 16k x 1 dynamic
PF RAM U13 4116 Chip RAM 16k x 1 dynamic
PF RAM U14 4116 Chip RAM 16k x 1 dynamic
PF RAM U15 4116 Chip RAM 16k x 1 dynamic
PF RAM U16 4116 Chip RAM 16k x 1 dynamic
PF RAM U17 4116 Chip RAM 16k x 1 dynamic
PF RAM U26 4116 Chip RAM 16k x 1 dynamic
PF RAM U27 4116 Chip RAM 16k x 1 dynamic
PF RAM U28 4116 Chip RAM 16k x 1 dynamic
PF RAM U29 4116 Chip RAM 16k x 1 dynamic
PF RAM U30 4116 Chip RAM 16k x 1 dynamic
PF RAM U31 4116 Chip RAM 16k x 1 dynamic
PF RAM U32 4116 Chip RAM 16k x 1 dynamic
PF RAM U33 4116 Chip RAM 16k x 1 dynamic
PF RAM U41 4116 Chip RAM 16k x 1 dynamic
PF RAM U42 4116 Chip RAM 16k x 1 dynamic
PF RAM U43 4116 Chip RAM 16k x 1 dynamic
PF RAM U44 4116 Chip RAM 16k x 1 dynamic
PF RAM U45 4116 Chip RAM 16k x 1 dynamic
PF RAM U46 4116 Chip RAM 16k x 1 dynamic
PF RAM U47 4116 Chip RAM 16k x 1 dynamic
PF RAM U48 4116 Chip RAM 16k x 1 dynamic
PF RAM U59 4116 Chip RAM 16k x 1 dynamic
PF RAM U60 4116 Chip RAM 16k x 1 dynamic
PF RAM U61 4116 Chip RAM 16k x 1 dynamic
PF RAM U62 4116 Chip RAM 16k x 1 dynamic
PF RAM U63 4116 Chip RAM 16k x 1 dynamic
PF RAM U64 4116 Chip RAM 16k x 1 dynamic
PF RAM U65 4116 Chip RAM 16k x 1 dynamic
PF RAM U66 4116 Chip RAM 16k x 1 dynamic

Games using this board:

Year Manuf. Name
1982 Taito Electric Yo-Yo, The
1982 Taito Kram
1981 Taito Qix
1981 Taito Space Dungeon
1982 Taito Zoo Keeper


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