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Grant Searle CPM System

4 years ago 2405
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
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Description

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

Documents

Z80_CPM

PCB - R1

BOM

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

Attachments

None

Members

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