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MOS CPU Replacement — MOS CPU Replacer – replace rare/expensive/unreliable MOS CPUs | Open App Note

MOS_CPU_Replacer

monotech

MOS CPU Replacer – replace rare/expensive/unreliable MOS CPUs

Components (18)

Reference	Value	Description
U1	6502
U2-U6	HCT245
U7,U8	HCT273
U9	HCT138
U10-U12	HCT126
U13	LVC1G373
C1-C7	100nF
D1-D17	1N4148W
J1	6510/6510T/8501
J4	8502
JP1	Open for W65C02
JP2,JP8,JP14,JP15,JP19,JP22	A
JP3,JP7,JP11	AB
JP4,JP10,JP17,JP20	B
JP5,JP6,JP9,JP12,JP13,JP18,JP21	C
JP16,JP23	BC
R1	470
R2-R5	10k

MOS_CPU_Replacer schematic

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MOS_CPU_Replacer board