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MD80C88-2/B データシートの表示(PDF) - Intersil
部品番号
コンポーネント説明
メーカー
MD80C88-2/B
CMOS 8/16-Bit Microprocessor
Intersil
MD80C88-2/B Datasheet PDF : 32 Pages
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Functional Diagram
EXECUTION UNIT
REGISTER FILE
DATA POINTER
AND
INDEX REGS
(8 WORDS)
80C88
BUS INTERFACE UNIT
RELOCATION
REGISTER FILE
SEGMENT REGISTERS
AND
INSTRUCTION POINTER
(5 WORDS)
16-BIT ALU
FLAGS
BUS
INTERFACE
UNIT
SSO/HIGH
4 A19/S6. . . A16/S3
8 AD7-AD0
8 A8-A15
3 INTA, RD, WR
4
DT/R, DEN, ALE, IO/M
TEST
INTR
NMI
RQ/GT0, 1 2
HOLD
HLDA
4-BYTE
INSTRUCTION
QUEUE
CONTROL AND TIMING
LOCK
2
QS0, QS1
3
S2, S1, S0
CLK
3
RESET READY MN/MX GND
V
CC
MEMORY INTERFACE
C-BUS
BUS
INTERFACE
UNIT
B-BUS
ES
CS
SS
DS
IP
INSTRUCTION
STREAM BYTE
QUEUE
A-BUS
EXECUTION UNIT
CONTROL SYSTEM
EXECUTION
UNIT
AH
AL
BH
BL
CH
CL
DH
DL
SP
BP
SI
DI
ARITHMETIC/
LOGIC UNIT
FLAGS
3-3
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