Atari's 6507 Schematics

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These high-resolution photos of schematics are taken from http://blog.kevtris.org/blogfiles/6502/

We suspect the schematics are not original design documents but part of an industrial re-engineering.

Atari 6507 Sheets

1: Instruction Decoder
1A: Instruction Decoder
1B: Instruction Decoder
2
3: Cntrl for Adder, Addr, A-Reg
3A: Control Logic for Adder, Address, A-Reg
4
5: X, Y, Stack Regs A0-7
5A: Reset, Test St.
6: ALU
6A: ALU
6B: ALU
7
7A
7B: PC Counter A Ref D0-7 A0-12
7C: A8-A12
7D: D0-7

Rockwell 6507 Sheets

A: Flag Registers
B: Instruction Registers and Drivers
C: Register Select Latch and Driver
D
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