| IC1-IC6 | AT28C64B-15PU | AT28C64B-15PU, Parallel EEPROM Memory 64kbit, Parallel, 150ns 4.5 5.5 V, 28-Pin PDIP |
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| U1,U2 | 74LS155 | Dual 2 to 4 lines Decoder/Demultiplexer |
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| U3-U8 | 74HCT244 | Octal Buffer and Line Driver With 3-State Output, active-low enables, non-inverting outputs |
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| U9,U10 | 74LS157 | Quad 2 to 1 line Multiplexer |
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| U11,U12 | 74HCT173 | 4-bit D-type Register, 3 state out |
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| U13 | 74LS163 | Synchronous 4-bit programmable binary Counter |
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| U14 | 74LS32 | Quad 2-input OR |
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| J1 | LNCPU_Control_Unit_Connector | LNCPU Control Unit Connector |
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| J2 | OP_{out} | LNCPU DBUS socket |
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| R1-R8 | 4.7k | Resistor |
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| SW1 | SW_DIP_x08 | 8x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol |
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