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IO-Midi-SN76489 — A DIY 8-bit computer built mostly with discrete logic chips | Open App Note

8-bit-computer

Trilobyte-CPU

A DIY 8-bit computer built mostly with discrete logic chips

Components (13)

Reference	Value	Description
U2	SN76489
U3	LM386
C1,C3	C
C4,C5	10µf
C6	47µf
C7	220µf
J1	Conn_01x26
J2	Conn_01x03
J3	Screw_Terminal_01x02
J4	Conn_01x02
R1,RV1,RV2	10k
R2	10Ω
Y1	4MHz

8-bit-computer schematic

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8-bit-computer board