DESING CPU USING FPGA

DESING CPU USING FPGAContent

IC

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IC DESIGN MAGAZINE VOLUME 33

ICDIY.COM -

Albert Billy

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FPGA

CPU (1)
CPU

CPU
CPU CPU IC CPU CPU Central Process Unit

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IC

FPGA

CPU CPU CPU CPU CPU

instruction operand A. push CPU B. C. 1. 2. 3. 4. 5. Logic Unit Instruction Set Control Unit Register Set Bus Arithmetic D.

CPU

mov pop add or jmp sub and xor not

Control Unit
CPU

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CPU

α
1 CPU

IC DESIGN MAGAZINE VOLUME 33

Instruction Set
CPU ADD A, B A B

2

3

CPU

A

B

Jan. 2003 59

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A

B

FPGA

CPU PC

Component Fetch Decode
IC DESIGN MAGAZINE VOLUME 33

CPU PC JMP

Arithmetic Logic Unit
CPU

Bus
CPU

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LDA A, #55h CPU A FPGA A 55h

AND OR NOT XOR CPU CPU CPU FPGA

Register Set

Control Unit

ADD A, B CPU FPGA

Jan. 2003 60

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IC

8-bits 8-bi