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Grant Searle CPM System copy

1 month ago 12
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments

Description

Schematic of Grant Searle's 9-chip Z80 CP/M Computer. Has been tested and works.

Documents

Z80_CPM copy

PCB - R1 copy

BOM

ID Name Designator Footprint Quantity Manufacturer Part Manufacturer Supplier Supplier Part Price LCSC Assembly Mounted
1 MAX232 U3 DIL16 1
2 6502CPU U2,U1 DIP-40 2
3 628128P U9 DIP32 1
4 27128 U4 DIP28-600 1
5 LS138 U5 DIP16 1
6 LS32 U6,U8 DIP14 2
7 HCT00 U7 DIP-14 1
8 680R R4 R3 1
9 4k7 R1,R2,R3,R7 R3 4
10 1u C2,C4,C3,C7,C1 C1 5
11 22p C5,C6 C1 2
12 1M R6 R3 1
13 7.3728M X1 HC49S 1
14 POWER J4,J7 HDR1X2 2
15 BUSY LED J6 HDR1X2 1
16 RS232 J3 HDR1X4 1
17 TTL J2 HDR1X6 1
18 CF_CONN J1 1X18 1
19 RESET J5 HDR1X4 1
20 1N4148 D1 DO35-7 1
21 1k R5 R3 1
22 0.1u C8,C9,C11,C12,C13,C14,C15,C16,C17,C18 C1 10
23 50u C10 C1 1
24 POWER LED J8 HDR1X2 1

Attachments

None

Members

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