Troy Schrapel
tms9918a_vdp_v0_1_sch.pdfTMS9918 card schematicAdobe Portable Document Format - 174.45 kB - 12/08/2021 at 00:31 |
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ramrom_v0_1_sch.pdfRAM/ROM card schematicAdobe Portable Document Format - 149.01 kB - 12/08/2021 at 00:31 |
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lcd_v0_1_sch.pdfLCD card schematicAdobe Portable Document Format - 100.02 kB - 12/08/2021 at 00:31 |
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clock_v0_1_sch.pdfClock card schematicAdobe Portable Document Format - 111.30 kB - 12/08/2021 at 00:31 |
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6502_v0_1_sch.pdf6502 CPU card schematicAdobe Portable Document Format - 116.27 kB - 12/08/2021 at 00:30 |
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dual_ay38190_v0_1_sch.pdfDual AY-3-8910 audio card schematicAdobe Portable Document Format - 194.46 kB - 12/08/2021 at 00:30 |
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proto_v1.1_gerber.zipProto board Gerbersx-zip-compressed - 343.24 kB - 12/08/2021 at 00:30 |
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proto_v1.1_pcb.pdfProto board layoutAdobe Portable Document Format - 2.43 MB - 12/08/2021 at 00:30 |
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backplane_v1_1_pcb.pdfBackplane layoutAdobe Portable Document Format - 1.37 MB - 12/08/2021 at 00:30 |
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backplane_v1_0_sch.pdfBackplane schematicAdobe Portable Document Format - 244.95 kB - 12/08/2021 at 00:30 |
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HBC-56: 65C02 + TMS9918A on a backplane
HBC-56 A homebrew 8-bit computer with a backplane. Initially with a 65C02 CPU card, a TMS9918A VDP and dual AY-3-8910 audio.