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RAM Card — 6502-COB 8-Bit Retro Computer Project | Open App Note
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6502-COB
6502-COB
acwright
6502-COB 8-Bit Retro Computer Project
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Components (7)
Reference
Value
Description
U2
74HC573
8-bit Latch 3-state outputs
U3,U6
74HC00
U4
74HC21
Dual 4-input AND
U5
74HC30
8-input NAND
U7
74HC138
3-to-8 line decoder/multiplexer inverting, DIP-16/SOIC-16/SSOP-16
C1-C7
100nF
R1,R2
10k
Resistor
6502-COB schematic
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6502-COB board